Bump version to 3.9.90

gnome-shell requires mutter and mutter-wayland at the same version to build. Also update NEWS, cherry-picked from master.
wayland: make parallel installable with regular mutter
2013-08-27 09:51:56 +02:00 · 2013-08-26 15:00:29 +02:00 · 2013-08-26 15:00:29 +02:00 · 2013-08-26 15:00:29 +02:00 · 2013-08-26 15:00:29 +02:00 · 2013-08-26 15:00:29 +02:00
135 changed files with 18472 additions and 12599 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -23,7 +23,7 @@ src/50-mutter-navigation.xml
 src/50-mutter-system.xml
 src/50-mutter-windows.xml
 src/mutter-wm.desktop
-src/mutter.desktop
+src/mutter-wayland.desktop
 *.o
 *.a
 *.lo
@@ -46,11 +46,10 @@ POTFILES
 po/*.pot
 50-metacity-desktop-key.xml
 50-metacity-key.xml
-inlinepixbufs.h
-libmutter.pc
-mutter
+libmutter-wayland.pc
+mutter-wayland
 mutter-theme-viewer
-mutter.desktop
+mutter-wayland.desktop
 org.gnome.mutter.gschema.valid
 org.gnome.mutter.gschema.xml
 testasyncgetprop
@@ -62,6 +61,7 @@ mutter-message
 mutter-window-demo
 focus-window
 test-attached
+test-focus
 test-gravity
 test-resizing
 test-size-hints
@@ -74,6 +74,8 @@ src/mutter-enum-types.[ch]
 src/stamp-mutter-enum-types.h
 src/mutter-marshal.[ch]
 src/stamp-mutter-marshal.h
+src/meta-dbus-xrandr.[ch]
+src/meta-dbus-idle-monitor.[ch]
 src/mutter-plugins.pc
 doc/reference/*.args
 doc/reference/*.bak
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,5 @@

-SUBDIRS=src po doc
+SUBDIRS=src protocol data po doc

 EXTRA_DIST = HACKING MAINTAINERS rationales.txt

--- a/113
+++ b/113
@@ -1,3 +1,116 @@
+3.9.90
+======
+* First release from the wayland branch, includes basic support for running
+  as a wayland compositor [Robert, Neil, Giovanni]
+* Add support for _GTK_FRAME_EXTENTS [Jasper; #705766]
+* Fix quick consecutive <super> presses breaking keyboard input [Alban; #666101]
+* Work towards running as wayland compositor [Giovanni]
+ - Add DBus API for display configuration
+   [#705670, #706231, #706233, #706322, #706382]
+ - Add abstraction layer for cursor tracking [#705911]
+ - Add support for plugin modality under wayland [#705917]
+* Disable GTK+ scaling [Alexander; #706388]
+* Disable blending while updating tower [Robert]
+* Misc bug fixes and cleanups [Adel, Jasper, Giovanni, Colin, Rico, Florian;
+  #703332, #704437, #706207]
+
+Contributors:
+  Robert Bragg, Giovanni Campagna, Alban Crequy, Adel Gadllah,
+  Alexander Larsson, Florian Müllner, Jasper St. Pierre, Neil Roberts,
+  Rico Tzschichholz, Colin Walters
+
+Translations:
+  Jiro Matsuzawa [ja], Kjartan Maraas [nb], Matej Urbančič [sl],
+  Marek Černocký [cs], Daniel Mustieles [es], Rafael Ferreira [pt_BR],
+  Yaron Shahrabani [he], Ján Kyselica [sk]
+
+3.9.5
+=====
+* Don't select for touch events on the stage [Jasper; #697192]
+* Don't queue redraws for obscured regions [Adel; #703332]
+* Export timestamp of global keybinding events [Bastien; #704858]
+* Misc bug fixes and cleanups [Jasper, Rico; #703970]
+
+Contributors:
+  Adel Gadllah, Bastien Nocera, Jasper St. Pierre, Rico Tzschichholz
+
+3.9.4
+=====
+* Tweak window shadows [Allan; #702141]
+* Ignore our own focus events for focus prediction [Jasper; #701017]
+* Add API to query if the stage is focused [Jasper; #700735]
+* Add API to query the monitor for a given position [Adel]
+* Don't force attached dialogs to be border-only [Florian; #702764]
+* Allow slicing of backgrounds to avoid texture size limits [Ray; #702283]
+* Miscellaneous bug fixes and cleanups [Adel; #701224, #702564]
+
+Contributors:
+  Allan Day, Adel Gadllah, Florian Müllner, Jasper St. Pierre, Ray Strode
+
+3.9.3
+=====
+* Ensure events are always reported to the grab window [Rui; #701219]
+* Use new clutter_stage_set_paint_callback() function to prevent dropping
+  frames with frame synced toolkits [Owen; #698794]
+
+Contributors:
+  Rui Matos, Owen W. Taylor
+
+3.9.2
+=====
+* Add meta_window_can_close() function [Jasper; #699269]
+* Add support for string-array preferences [Florian; #700223]
+* Fix a potential race condition with _NET_WM_MOVERESIZE [Jasper; #699777]
+* Fix shade window action [Stef; #693714]
+* Remove overlay_group [Giovanni; #700735]
+* Improve tracking of the focus window [Dan, Jasper; #647706]
+* Add API to freeze/unfreeze the keyboard [Rui; #697001]
+* Grab and emit a signal when XK_ISO_Next_Group is pressed [Rui; #697002]
+* Misc bug fixes and cleanups [Dieter, Jasper, Rui; #699636, #700735, #697000]
+
+Contributors:
+  Giovanni Campagna, Rui Matos, Florian Müllner, Jasper St. Pierre,
+  Dieter Verfaillie, Stef Walter, Dan Winship
+
+Translations:
+  Kjartan Maraas [nb], Ján Kyselica [sk]
+
+3.9.1
+=====
+* Fix miscellaneous memory leaks [Pavel; #698710]
+* Misc fixes and cleanups [Stef, Simon; #698179, #697758]
+
+Contributors:
+  Simon McVittie, Pavel Vasin, Stef Walter
+
+3.8.1
+=====
+* Fix crash when getting default font [Bastien; #696814]
+* Fix ungrabbing of keybindings [Rui; #697003]
+* Misc fixes and cleanups [Jasper, Simon; #697758]
+
+Contributors:
+  Jasper Lievisse Adriaanse, Rui Matos, Simon McVittie, Bastien Nocera
+
+Translations:
+  Guillaume Desmottes [fr], Shankar Prasad [kn], Bruce Cowan [en_GB],
+  Andika Triwidada [id], Yaron Shahrabani [he], Kjartan Maraas [nb],
+  Gheyret Kenji [ug]
+
+3.8.0
+=====
+* Address major memory leak when changing backgrounds [Ray; #696157]
+
+Contributors:
+  Ray Strode
+
+Translations:
+  Sandeep Sheshrao Shedmake [mr], Victor Ibragimov [tg], Gabor Kelemen [hu],
+  Ville-Pekka Vainio [fi], Rajesh Ranjan [hi], Dr.T.Vasudevan [ta],
+  ManojKumar Giri [or], Yuri Myasoedov [ru], Petr Kovar [cs],
+  Jiro Matsuzawa [ja], Krishnababu Krothapalli [te], Ani Peter [ml],
+  Inaki Larranaga Murgoitio [eu]
+
 3.7.92
 ======
 * Build and improve reference docs [Tomeu; #676856, #695641, #695935]
--- a/autogen.sh
+++ b/autogen.sh
@@ -5,7 +5,7 @@ srcdir=`dirname $0`
 test -z "$srcdir" && srcdir=.

 PKG_NAME="mutter"
-REQUIRED_AUTOMAKE_VERSION=1.10
+REQUIRED_AUTOMAKE_VERSION=1.13

 (test -f $srcdir/configure.ac \
  && test -d $srcdir/src) || {
--- a/configure.ac
+++ b/configure.ac
@@ -1,8 +1,8 @@
 AC_PREREQ(2.50)

 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [7])
-m4_define([mutter_micro_version], [92])
+m4_define([mutter_minor_version], [9])
+m4_define([mutter_micro_version], [90])

 m4_define([mutter_version],
          [mutter_major_version.mutter_minor_version.mutter_micro_version])
@@ -15,10 +15,14 @@ AC_INIT([mutter], [mutter_version],
 AC_CONFIG_SRCDIR(src/core/display.c)
 AC_CONFIG_HEADERS(config.h)

-AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz tar-ustar])
+AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz tar-ustar])
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],)
 AM_MAINTAINER_MODE([enable])

+# Change pkglibdir and pkgdatadir to mutter-wayland instead of mutter
+PACKAGE="mutter-wayland"
+AC_SUBST([PACKAGE], [$PACKAGE])
+
 MUTTER_MAJOR_VERSION=mutter_major_version
 MUTTER_MINOR_VERSION=mutter_minor_version
 MUTTER_MICRO_VERSION=mutter_micro_version
@@ -34,7 +38,7 @@ AC_SUBST(MUTTER_PLUGIN_DIR)
 # Honor aclocal flags
 AC_SUBST(ACLOCAL_AMFLAGS, "\${ACLOCAL_FLAGS}")

-GETTEXT_PACKAGE=mutter
+GETTEXT_PACKAGE=mutter-wayland
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE",[Name of default gettext domain])

@@ -73,7 +77,7 @@ MUTTER_PC_MODULES="
   cairo >= 1.10.0
   gsettings-desktop-schemas >= 3.7.3
   xcomposite >= 0.2 xfixes xrender xdamage xi >= 1.6.0
-   $CLUTTER_PACKAGE >= 1.13.5
+   $CLUTTER_PACKAGE >= 1.14.3
   cogl-1.0 >= 1.13.3
 "

@@ -113,14 +117,26 @@ AC_ARG_ENABLE(shape,
                 [disable mutter's use of the shaped window extension]),,
  enable_shape=auto)

+## Wayland support requires the xserver.xml protocol extension found in the weston
+## repository but since there aren't currently established conventions for
+## installing and discovering these we simply require a location to be given
+## explicitly...
+AC_ARG_WITH([wayland-protocols],
+            [AS_HELP_STRING([--with-wayland-protocols], [Location for wayland extension protocol specs])],
+            [
+            ],
+            [])
+
+AC_ARG_WITH([xwayland-path],
+            [AS_HELP_STRING([--with-xwayland-path], [Absolute path for an X Wayland server])],
+            [XWAYLAND_PATH="$withval"],
+            [XWAYLAND_PATH="$bindir/Xorg"])
+
 AM_GLIB_GNU_GETTEXT

 ## here we get the flags we'll actually use
 # GRegex requires Glib-2.14.0
 PKG_CHECK_MODULES(ALL, glib-2.0 >= 2.14.0)
-# gtk_window_set_icon_name requires gtk2+-2.6.0
-PKG_CHECK_MODULES(MUTTER_MESSAGE, gtk+-3.0)
-PKG_CHECK_MODULES(MUTTER_WINDOW_DEMO, gtk+-3.0)

 # Unconditionally use this dir to avoid a circular dep with gnomecc
 GNOME_KEYBINDINGS_KEYSDIR="${datadir}/gnome-control-center/keybindings"
@@ -199,6 +215,16 @@ if test x$have_xcursor = xyes; then
  AC_DEFINE(HAVE_XCURSOR, , [Building with Xcursor support])
 fi

+# We always build with wayland enabled
+AC_DEFINE(HAVE_WAYLAND, , [Building with Wayland support])
+
+AC_PATH_PROG([WAYLAND_SCANNER],[wayland-scanner],[no])
+AS_IF([test "x$WAYLAND_SCANNER" = "xno"],
+  AC_MSG_ERROR([Could not find wayland-scanner in your PATH, required for parsing wayland extension protocols]))
+AC_SUBST([WAYLAND_SCANNER])
+AC_SUBST(XWAYLAND_PATH)
+
+MUTTER_PC_MODULES="$MUTTER_PC_MODULES wayland-server"
 PKG_CHECK_MODULES(MUTTER, $MUTTER_PC_MODULES)

 PKG_CHECK_EXISTS([xi >= 1.6.99.1],
@@ -307,9 +333,6 @@ if test "x$found_xsync" = "xyes"; then
 fi

 MUTTER_LIBS="$MUTTER_LIBS $XSYNC_LIBS $RANDR_LIBS $SHAPE_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS -lm"
-MUTTER_MESSAGE_LIBS="$MUTTER_MESSAGE_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"
-MUTTER_WINDOW_DEMO_LIBS="$MUTTER_WINDOW_DEMO_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS -lm"
-MUTTER_PROPS_LIBS="$MUTTER_PROPS_LIBS $X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"

 found_sm=no
 case "$MUTTER_LIBS" in
@@ -439,11 +462,10 @@ doc/man/Makefile
 doc/reference/Makefile
 doc/reference/meta-docs.sgml
 src/Makefile
-src/wm-tester/Makefile
-src/libmutter.pc
-src/mutter-plugins.pc
-src/tools/Makefile
+src/libmutter-wayland.pc
 src/compositor/plugins/Makefile
+protocol/Makefile
+data/Makefile
 po/Makefile.in
 ])

@@ -459,7 +481,7 @@ fi

 dnl ==========================================================================
 echo "
-mutter-$VERSION
+mutter-wayland-$VERSION

 	prefix:                   ${prefix}
 	source code location:	  ${srcdir}
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -0,0 +1,3 @@
+defaultcursordir = $(pkgdatadir)/cursors
+
+dist_defaultcursor_DATA = left_ptr.png
--- a/data/left_ptr.png
+++ b/data/left_ptr.png
--- a/doc/reference/Makefile.am
+++ b/doc/reference/Makefile.am
@@ -140,7 +140,7 @@ expand_content_files= \
 # e.g. GTKDOC_CFLAGS=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
 # e.g. GTKDOC_LIBS=$(top_builddir)/gtk/$(gtktargetlib)
 GTKDOC_CFLAGS=$(MUTTER_CFLAGS)
-GTKDOC_LIBS=$(MUTTER_LIBS) $(top_builddir)/src/libmutter.la
+GTKDOC_LIBS=$(MUTTER_LIBS) $(top_builddir)/src/libmutter-wayland.la

 # This includes the standard gtk-doc make rules, copied by gtkdocize.
 include $(top_srcdir)/gtk-doc.make
--- a/doc/reference/meta-sections.txt
+++ b/doc/reference/meta-sections.txt
@@ -409,7 +409,6 @@ meta_prefs_get_theme
 meta_prefs_get_titlebar_font
 meta_prefs_get_num_workspaces
 meta_prefs_get_dynamic_workspaces
-meta_prefs_get_application_based
 meta_prefs_get_disable_workarounds
 meta_prefs_get_auto_raise
 meta_prefs_get_auto_raise_delay
--- a/po/LINGUAS
+++ b/po/LINGUAS
@@ -80,6 +80,7 @@ sr@latin
 sv
 ta
 te
+tg
 th
 tk
 tr
--- a/po/cs.po
+++ b/po/cs.po
--- a/po/en_GB.po
+++ b/po/en_GB.po
--- a/po/eu.po
+++ b/po/eu.po
--- a/po/fi.po
+++ b/po/fi.po
--- a/po/fr.po
+++ b/po/fr.po
@@ -1352,7 +1352,7 @@ msgstr "<%s> doit indiquer une géométrie ou un parent qui en possède une"

 #: ../src/ui/theme-parser.c:1196
 msgid "You must specify a background for an alpha value to be meaningful"
-msgstr "Vous devez indiquer une valeur pour le paramètre alpha."
+msgstr "Vous devez indiquer un arrière-plan pour qu'une valeur alpha ait du sens."

 #: ../src/ui/theme-parser.c:1264
 #, c-format
--- a/po/he.po
+++ b/po/he.po
@@ -9,8 +9,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: metacity.HEAD.he\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2013-02-21 19:11+0200\n"
-"PO-Revision-Date: 2013-02-21 19:14+0200\n"
+"POT-Creation-Date: 2013-04-03 08:27+0300\n"
+"PO-Revision-Date: 2013-04-03 08:28+0200\n"
 "Last-Translator: Yaron Shahrabani <sh.yaron@gmail.com>\n"
 "Language-Team: Hebrew <he@li.org>\n"
 "Language: he\n"
@@ -209,16 +209,16 @@ msgstr "פיצול הצפייה מימין"

 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:507
+#: ../src/compositor/compositor.c:568
 #, c-format
 msgid "Another compositing manager is already running on screen %i on display \"%s\"."
 msgstr "מנהל תצוגת חלונות אחר כבר פועל במסך %i בתצוגה „%s“."

-#: ../src/compositor/meta-background.c:1116
+#: ../src/compositor/meta-background.c:1064
 msgid "background texture could not be created from file"
 msgstr "לא ניתן ליצור מרקם רקע מקובץ"

-#: ../src/core/bell.c:320
+#: ../src/core/bell.c:322
 msgid "Bell event"
 msgstr "אירוע פעמון"

@@ -248,51 +248,56 @@ msgstr "ה_מתנה"
 msgid "_Force Quit"
 msgstr "_אילוץ סגירה"

-#: ../src/core/display.c:392
+#: ../src/core/display.c:401
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "Missing %s extension required for compositing"

-#: ../src/core/display.c:484
+#: ../src/core/display.c:493
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "Failed to open X Window System display '%s'\n"

-#: ../src/core/keybindings.c:876
+#: ../src/core/keybindings.c:935
 #, c-format
 msgid "Some other program is already using the key %s with modifiers %x as a binding\n"
 msgstr "תכנית אחרת כבר משתמשת במקש %s עם המקש %x כצירוף\n"

-#: ../src/core/main.c:196
+#: ../src/core/keybindings.c:1135
+#, c-format
+msgid "\"%s\" is not a valid accelerator\n"
+msgstr "\"%s\" אינו מקש האצה תקני\n"
+
+#: ../src/core/main.c:197
 msgid "Disable connection to session manager"
 msgstr "Disable connection to session manager"

-#: ../src/core/main.c:202
+#: ../src/core/main.c:203
 msgid "Replace the running window manager"
 msgstr "Replace the running window manager"

-#: ../src/core/main.c:208
+#: ../src/core/main.c:209
 msgid "Specify session management ID"
 msgstr "Specify session management ID"

-#: ../src/core/main.c:213
+#: ../src/core/main.c:214
 msgid "X Display to use"
 msgstr "X Display to use"

-#: ../src/core/main.c:219
+#: ../src/core/main.c:220
 msgid "Initialize session from savefile"
 msgstr "Initialize session from savefile"

-#: ../src/core/main.c:225
+#: ../src/core/main.c:226
 msgid "Make X calls synchronous"
 msgstr "Make X calls synchronous"

-#: ../src/core/main.c:494
+#: ../src/core/main.c:534
 #, c-format
 msgid "Failed to scan themes directory: %s\n"
 msgstr "Failed to scan themes directory: %s\n"

-#: ../src/core/main.c:510
+#: ../src/core/main.c:550
 #, c-format
 msgid "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
 msgstr "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
@@ -318,51 +323,51 @@ msgstr "Print version"
 msgid "Mutter plugin to use"
 msgstr "תוסף ה־mutter לשימוש"

-#: ../src/core/prefs.c:1087
+#: ../src/core/prefs.c:1095
 msgid "Workarounds for broken applications disabled. Some applications may not behave properly.\n"
 msgstr "Workarounds for broken applications disabled. Some applications may not behave properly.\n"

-#: ../src/core/prefs.c:1162
+#: ../src/core/prefs.c:1170
 #, c-format
 msgid "Could not parse font description \"%s\" from GSettings key %s\n"
 msgstr "Could not parse font description \"%s\" from GSettings key %s\n"

-#: ../src/core/prefs.c:1228
+#: ../src/core/prefs.c:1236
 #, c-format
 msgid "\"%s\" found in configuration database is not a valid value for mouse button modifier\n"
 msgstr "\"%s\" found in configuration database is not a valid value for mouse button modifier\n"

-#: ../src/core/prefs.c:1780
+#: ../src/core/prefs.c:1788
 #, c-format
 msgid "\"%s\" found in configuration database is not a valid value for keybinding \"%s\"\n"
 msgstr "\"%s\" found in configuration database is not a valid value for keybinding \"%s\"\n"

-#: ../src/core/prefs.c:1879
+#: ../src/core/prefs.c:1887
 #, c-format
 msgid "Workspace %d"
 msgstr "סביבת עבודה %d"

-#: ../src/core/screen.c:673
+#: ../src/core/screen.c:691
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "Screen %d on display '%s' is invalid\n"

-#: ../src/core/screen.c:689
+#: ../src/core/screen.c:707
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager; try using the --replace option to replace the current window manager.\n"
 msgstr "Screen %d on display \"%s\" already has a window manager; try using the --replace option to replace the current window manager.\n"

-#: ../src/core/screen.c:716
+#: ../src/core/screen.c:734
 #, c-format
 msgid "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr "Could not acquire window manager selection on screen %d display \"%s\"\n"

-#: ../src/core/screen.c:794
+#: ../src/core/screen.c:812
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "Screen %d on display \"%s\" already has a window manager\n"

-#: ../src/core/screen.c:979
+#: ../src/core/screen.c:998
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "Could not release screen %d on display \"%s\"\n"
@@ -421,45 +426,45 @@ msgstr "Unknown element %s"
 msgid "These windows do not support &quot;save current setup&quot; and will have to be restarted manually next time you log in."
 msgstr "חלונות אלו אינם תומכים ב&quot;שמירת ההגדרות הנוכחיות&quot;, ויהיה צורך באתחול ידני בכניסה הבאה שלך."

-#: ../src/core/util.c:80
+#: ../src/core/util.c:84
 #, c-format
 msgid "Failed to open debug log: %s\n"
 msgstr "Failed to open debug log: %s\n"

-#: ../src/core/util.c:90
+#: ../src/core/util.c:94
 #, c-format
 msgid "Failed to fdopen() log file %s: %s\n"
 msgstr "Failed to fdopen() log file %s: %s\n"

-#: ../src/core/util.c:96
+#: ../src/core/util.c:100
 #, c-format
 msgid "Opened log file %s\n"
 msgstr "Opened log file %s\n"

-#: ../src/core/util.c:115
+#: ../src/core/util.c:119
 #: ../src/tools/mutter-message.c:149
 #, c-format
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "Mutter הודר ללא תמיכה במצב פירוט\n"

-#: ../src/core/util.c:259
+#: ../src/core/util.c:264
 msgid "Window manager: "
 msgstr "Window manager: "

-#: ../src/core/util.c:407
+#: ../src/core/util.c:412
 msgid "Bug in window manager: "
 msgstr "Bug in window manager: "

-#: ../src/core/util.c:438
+#: ../src/core/util.c:443
 msgid "Window manager warning: "
 msgstr "Window manager warning: "

-#: ../src/core/util.c:466
+#: ../src/core/util.c:471
 msgid "Window manager error: "
 msgstr "Window manager error: "

 #. first time through
-#: ../src/core/window.c:7504
+#: ../src/core/window.c:7596
 #, c-format
 msgid "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER window as specified in the ICCCM.\n"
 msgstr "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER window as specified in the ICCCM.\n"
@@ -471,7 +476,7 @@ msgstr "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADE
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8228
+#: ../src/core/window.c:8320
 #, c-format
 msgid "Window %s sets an MWM hint indicating it isn't resizable, but sets min size %d x %d and max size %d x %d; this doesn't make much sense.\n"
 msgstr "Window %s sets an MWM hint indicating it isn't resizable, but sets min size %d x %d and max size %d x %d; this doesn't make much sense.\n"
@@ -811,247 +816,247 @@ msgstr "Mod5"
 msgid "%d x %d"
 msgstr "%d x %d"

-#: ../src/ui/theme.c:235
+#: ../src/ui/theme.c:236
 msgid "top"
 msgstr "top"

-#: ../src/ui/theme.c:237
+#: ../src/ui/theme.c:238
 msgid "bottom"
 msgstr "bottom"

-#: ../src/ui/theme.c:239
+#: ../src/ui/theme.c:240
 msgid "left"
 msgstr "left"

-#: ../src/ui/theme.c:241
+#: ../src/ui/theme.c:242
 msgid "right"
 msgstr "right"

-#: ../src/ui/theme.c:269
+#: ../src/ui/theme.c:270
 #, c-format
 msgid "frame geometry does not specify \"%s\" dimension"
 msgstr "frame geometry does not specify \"%s\" dimension"

-#: ../src/ui/theme.c:288
+#: ../src/ui/theme.c:289
 #, c-format
 msgid "frame geometry does not specify dimension \"%s\" for border \"%s\""
 msgstr "frame geometry does not specify dimension \"%s\" for border \"%s\""

-#: ../src/ui/theme.c:325
+#: ../src/ui/theme.c:326
 #, c-format
 msgid "Button aspect ratio %g is not reasonable"
 msgstr "Button aspect ratio %g is not reasonable"

-#: ../src/ui/theme.c:337
+#: ../src/ui/theme.c:338
 #, c-format
 msgid "Frame geometry does not specify size of buttons"
 msgstr "Frame geometry does not specify size of buttons"

-#: ../src/ui/theme.c:1050
+#: ../src/ui/theme.c:1051
 #, c-format
 msgid "Gradients should have at least two colors"
 msgstr "Gradients should have at least two colors"

-#: ../src/ui/theme.c:1202
+#: ../src/ui/theme.c:1203
 #, c-format
 msgid "GTK custom color specification must have color name and fallback in parentheses, e.g. gtk:custom(foo,bar); could not parse \"%s\""
 msgstr "GTK custom color specification must have color name and fallback in parentheses, e.g. gtk:custom(foo,bar); could not parse \"%s\""

-#: ../src/ui/theme.c:1218
+#: ../src/ui/theme.c:1219
 #, c-format
 msgid "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-_ are valid"
 msgstr "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-_ are valid"

-#: ../src/ui/theme.c:1232
+#: ../src/ui/theme.c:1233
 #, c-format
 msgid "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not fit the format"
 msgstr "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not fit the format"

-#: ../src/ui/theme.c:1277
+#: ../src/ui/theme.c:1278
 #, c-format
 msgid "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] where NORMAL is the state; could not parse \"%s\""
 msgstr "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] where NORMAL is the state; could not parse \"%s\""

-#: ../src/ui/theme.c:1291
+#: ../src/ui/theme.c:1292
 #, c-format
 msgid "GTK color specification must have a close bracket after the state, e.g. gtk:fg[NORMAL] where NORMAL is the state; could not parse \"%s\""
 msgstr "GTK color specification must have a close bracket after the state, e.g. gtk:fg[NORMAL] where NORMAL is the state; could not parse \"%s\""

-#: ../src/ui/theme.c:1302
+#: ../src/ui/theme.c:1303
 #, c-format
 msgid "Did not understand state \"%s\" in color specification"
 msgstr "Did not understand state \"%s\" in color specification"

-#: ../src/ui/theme.c:1315
+#: ../src/ui/theme.c:1316
 #, c-format
 msgid "Did not understand color component \"%s\" in color specification"
 msgstr "Did not understand color component \"%s\" in color specification"

-#: ../src/ui/theme.c:1344
+#: ../src/ui/theme.c:1345
 #, c-format
 msgid "Blend format is \"blend/bg_color/fg_color/alpha\", \"%s\" does not fit the format"
 msgstr "Blend format is \"blend/bg_color/fg_color/alpha\", \"%s\" does not fit the format"

-#: ../src/ui/theme.c:1355
+#: ../src/ui/theme.c:1356
 #, c-format
 msgid "Could not parse alpha value \"%s\" in blended color"
 msgstr "Could not parse alpha value \"%s\" in blended color"

-#: ../src/ui/theme.c:1365
+#: ../src/ui/theme.c:1366
 #, c-format
 msgid "Alpha value \"%s\" in blended color is not between 0.0 and 1.0"
 msgstr "Alpha value \"%s\" in blended color is not between 0.0 and 1.0"

-#: ../src/ui/theme.c:1412
+#: ../src/ui/theme.c:1413
 #, c-format
 msgid "Shade format is \"shade/base_color/factor\", \"%s\" does not fit the format"
 msgstr "Shade format is \"shade/base_color/factor\", \"%s\" does not fit the format"

-#: ../src/ui/theme.c:1423
+#: ../src/ui/theme.c:1424
 #, c-format
 msgid "Could not parse shade factor \"%s\" in shaded color"
 msgstr "Could not parse shade factor \"%s\" in shaded color"

-#: ../src/ui/theme.c:1433
+#: ../src/ui/theme.c:1434
 #, c-format
 msgid "Shade factor \"%s\" in shaded color is negative"
 msgstr "Shade factor \"%s\" in shaded color is negative"

-#: ../src/ui/theme.c:1462
+#: ../src/ui/theme.c:1463
 #, c-format
 msgid "Could not parse color \"%s\""
 msgstr "Could not parse color \"%s\""

-#: ../src/ui/theme.c:1779
+#: ../src/ui/theme.c:1780
 #, c-format
 msgid "Coordinate expression contains character '%s' which is not allowed"
 msgstr "Coordinate expression contains character '%s' which is not allowed"

-#: ../src/ui/theme.c:1806
+#: ../src/ui/theme.c:1807
 #, c-format
 msgid "Coordinate expression contains floating point number '%s' which could not be parsed"
 msgstr "Coordinate expression contains floating point number '%s' which could not be parsed"

-#: ../src/ui/theme.c:1820
+#: ../src/ui/theme.c:1821
 #, c-format
 msgid "Coordinate expression contains integer '%s' which could not be parsed"
 msgstr "Coordinate expression contains integer '%s' which could not be parsed"

-#: ../src/ui/theme.c:1941
+#: ../src/ui/theme.c:1942
 #, c-format
 msgid "Coordinate expression contained unknown operator at the start of this text: \"%s\""
 msgstr "Coordinate expression contained unknown operator at the start of this text: \"%s\""

-#: ../src/ui/theme.c:1998
+#: ../src/ui/theme.c:1999
 #, c-format
 msgid "Coordinate expression was empty or not understood"
 msgstr "Coordinate expression was empty or not understood"

-#: ../src/ui/theme.c:2111
-#: ../src/ui/theme.c:2121
-#: ../src/ui/theme.c:2155
+#: ../src/ui/theme.c:2112
+#: ../src/ui/theme.c:2122
+#: ../src/ui/theme.c:2156
 #, c-format
 msgid "Coordinate expression results in division by zero"
 msgstr "Coordinate expression results in division by zero"

-#: ../src/ui/theme.c:2163
+#: ../src/ui/theme.c:2164
 #, c-format
 msgid "Coordinate expression tries to use mod operator on a floating-point number"
 msgstr "Coordinate expression tries to use mod operator on a floating-point number"

-#: ../src/ui/theme.c:2219
+#: ../src/ui/theme.c:2220
 #, c-format
 msgid "Coordinate expression has an operator \"%s\" where an operand was expected"
 msgstr "Coordinate expression has an operator \"%s\" where an operand was expected"

-#: ../src/ui/theme.c:2228
+#: ../src/ui/theme.c:2229
 #, c-format
 msgid "Coordinate expression had an operand where an operator was expected"
 msgstr "Coordinate expression had an operand where an operator was expected"

-#: ../src/ui/theme.c:2236
+#: ../src/ui/theme.c:2237
 #, c-format
 msgid "Coordinate expression ended with an operator instead of an operand"
 msgstr "Coordinate expression ended with an operator instead of an operand"

-#: ../src/ui/theme.c:2246
+#: ../src/ui/theme.c:2247
 #, c-format
 msgid "Coordinate expression has operator \"%c\" following operator \"%c\" with no operand in between"
 msgstr "Coordinate expression has operator \"%c\" following operator \"%c\" with no operand in between"

-#: ../src/ui/theme.c:2397
-#: ../src/ui/theme.c:2442
+#: ../src/ui/theme.c:2398
+#: ../src/ui/theme.c:2443
 #, c-format
 msgid "Coordinate expression had unknown variable or constant \"%s\""
 msgstr "Coordinate expression had unknown variable or constant \"%s\""

-#: ../src/ui/theme.c:2496
+#: ../src/ui/theme.c:2497
 #, c-format
 msgid "Coordinate expression parser overflowed its buffer."
 msgstr "Coordinate expression parser overflowed its buffer."

-#: ../src/ui/theme.c:2525
+#: ../src/ui/theme.c:2526
 #, c-format
 msgid "Coordinate expression had a close parenthesis with no open parenthesis"
 msgstr "Coordinate expression had a close parenthesis with no open parenthesis"

-#: ../src/ui/theme.c:2589
+#: ../src/ui/theme.c:2590
 #, c-format
 msgid "Coordinate expression had an open parenthesis with no close parenthesis"
 msgstr "Coordinate expression had an open parenthesis with no close parenthesis"

-#: ../src/ui/theme.c:2600
+#: ../src/ui/theme.c:2601
 #, c-format
 msgid "Coordinate expression doesn't seem to have any operators or operands"
 msgstr "Coordinate expression doesn't seem to have any operators or operands"

-#: ../src/ui/theme.c:2813
-#: ../src/ui/theme.c:2833
-#: ../src/ui/theme.c:2853
+#: ../src/ui/theme.c:2814
+#: ../src/ui/theme.c:2834
+#: ../src/ui/theme.c:2854
 #, c-format
 msgid "Theme contained an expression that resulted in an error: %s\n"
 msgstr "Theme contained an expression that resulted in an error: %s\n"

-#: ../src/ui/theme.c:4499
+#: ../src/ui/theme.c:4500
 #, c-format
 msgid "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/> must be specified for this frame style"
 msgstr "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/> must be specified for this frame style"

-#: ../src/ui/theme.c:5010
-#: ../src/ui/theme.c:5035
+#: ../src/ui/theme.c:5011
+#: ../src/ui/theme.c:5036
 #, c-format
 msgid "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"
 msgstr "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"

-#: ../src/ui/theme.c:5083
+#: ../src/ui/theme.c:5084
 #, c-format
 msgid "Failed to load theme \"%s\": %s\n"
 msgstr "Failed to load theme \"%s\": %s\n"

-#: ../src/ui/theme.c:5219
-#: ../src/ui/theme.c:5226
-#: ../src/ui/theme.c:5233
-#: ../src/ui/theme.c:5240
-#: ../src/ui/theme.c:5247
+#: ../src/ui/theme.c:5220
+#: ../src/ui/theme.c:5227
+#: ../src/ui/theme.c:5234
+#: ../src/ui/theme.c:5241
+#: ../src/ui/theme.c:5248
 #, c-format
 msgid "No <%s> set for theme \"%s\""
 msgstr "No <%s> set for theme \"%s\""

-#: ../src/ui/theme.c:5255
+#: ../src/ui/theme.c:5256
 #, c-format
 msgid "No frame style set for window type \"%s\" in theme \"%s\", add a <window type=\"%s\" style_set=\"whatever\"/> element"
 msgstr "No frame style set for window type \"%s\" in theme \"%s\", add a <window type=\"%s\" style_set=\"whatever\"/> element"

-#: ../src/ui/theme.c:5662
-#: ../src/ui/theme.c:5724
-#: ../src/ui/theme.c:5787
+#: ../src/ui/theme.c:5663
+#: ../src/ui/theme.c:5725
+#: ../src/ui/theme.c:5788
 #, c-format
 msgid "User-defined constants must begin with a capital letter; \"%s\" does not"
 msgstr "User-defined constants must begin with a capital letter; \"%s\" does not"

-#: ../src/ui/theme.c:5670
-#: ../src/ui/theme.c:5732
-#: ../src/ui/theme.c:5795
+#: ../src/ui/theme.c:5671
+#: ../src/ui/theme.c:5733
+#: ../src/ui/theme.c:5796
 #, c-format
 msgid "Constant \"%s\" has already been defined"
 msgstr "Constant \"%s\" has already been defined"
@@ -1423,7 +1428,7 @@ msgstr "מלל לא מורשה בתג <%s>"
 msgid "<%s> specified twice for this theme"
 msgstr "<%s> צוין פעמיים עבור ערכת נושא זו"

-#: ../src/ui/theme-parser.c:4334
+#: ../src/ui/theme-parser.c:4336
 #, c-format
 msgid "Failed to find a valid file for theme %s\n"
 msgstr "Failed to find a valid file for theme %s\n"
--- a/po/hi.po
+++ b/po/hi.po
--- a/po/hu.po
+++ b/po/hu.po
--- a/po/id.po
+++ b/po/id.po
--- a/po/ja.po
+++ b/po/ja.po
--- a/po/kn.po
+++ b/po/kn.po
--- a/po/ml.po
+++ b/po/ml.po
--- a/po/mr.po
+++ b/po/mr.po
--- a/po/nb.po
+++ b/po/nb.po
@@ -4,10 +4,10 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: mutter 3.7.x\n"
+"Project-Id-Version: mutter 3.9.x\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2013-03-04 14:57+0100\n"
-"PO-Revision-Date: 2013-03-04 14:57+0100\n"
+"POT-Creation-Date: 2013-08-08 22:14+0200\n"
+"PO-Revision-Date: 2013-05-28 09:48+0200\n"
 "Last-Translator: Kjartan Maraas <kmaraas@gnome.org>\n"
 "Language-Team: Norwegian bokmål <i18n-no@lister.ping.uio.no>\n"
 "Language: \n"
@@ -205,18 +205,18 @@ msgstr "Visning delt til høyre"

 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:509
+#: ../src/compositor/compositor.c:589
 #, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
 "\"."
 msgstr "En annen compositing manager kjører skjerm %i på display «%s»."

-#: ../src/compositor/meta-background.c:1180
+#: ../src/compositor/meta-background.c:1076
 msgid "background texture could not be created from file"
 msgstr "bakgrunnstekstur kunne ikke lages fra fil"

-#: ../src/core/bell.c:320
+#: ../src/core/bell.c:322
 msgid "Bell event"
 msgstr "Klokkehendelse"

@@ -250,17 +250,17 @@ msgstr "_Vent"
 msgid "_Force Quit"
 msgstr "_Tvungen nedstenging"

-#: ../src/core/display.c:401
+#: ../src/core/display.c:421
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "Mangler utvidelsen %s som kreves for komposittfunksjon"

-#: ../src/core/display.c:493
+#: ../src/core/display.c:513
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "Feil under åpning av X Window System skjerm «%s»\n"

-#: ../src/core/keybindings.c:929
+#: ../src/core/keybindings.c:1138
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
@@ -269,41 +269,41 @@ msgstr ""
 "Et annet program bruker allerede nøkkelen %s med modifikatorer %x som "
 "binding\n"

-#: ../src/core/keybindings.c:1129
+#: ../src/core/keybindings.c:1335
 #, c-format
 msgid "\"%s\" is not a valid accelerator\n"
 msgstr "«%s» er ikke en gyldig aksellerator\n"

-#: ../src/core/main.c:196
+#: ../src/core/main.c:197
 msgid "Disable connection to session manager"
 msgstr "Deaktiver tilkobling til sesjonshåndtereren"

-#: ../src/core/main.c:202
+#: ../src/core/main.c:203
 msgid "Replace the running window manager"
 msgstr "Erstatt kjørende vindushåndterer"

-#: ../src/core/main.c:208
+#: ../src/core/main.c:209
 msgid "Specify session management ID"
 msgstr "Oppgi sesjonshåndterings-ID"

-#: ../src/core/main.c:213
+#: ../src/core/main.c:214
 msgid "X Display to use"
 msgstr "X-skjerm som skal brukes"

-#: ../src/core/main.c:219
+#: ../src/core/main.c:220
 msgid "Initialize session from savefile"
 msgstr "Initier sesjonen fra en lagret fil"

-#: ../src/core/main.c:225
+#: ../src/core/main.c:226
 msgid "Make X calls synchronous"
 msgstr "Gjør X-kall synkrone"

-#: ../src/core/main.c:533
+#: ../src/core/main.c:534
 #, c-format
 msgid "Failed to scan themes directory: %s\n"
 msgstr "Feil under søk i temakatalog: %s\n"

-#: ../src/core/main.c:549
+#: ../src/core/main.c:550
 #, c-format
 msgid ""
 "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
@@ -333,7 +333,7 @@ msgstr "Skriv versjonsnummer"
 msgid "Mutter plugin to use"
 msgstr "Mutter-tillegg som skal brukes"

-#: ../src/core/prefs.c:1087
+#: ../src/core/prefs.c:1202
 msgid ""
 "Workarounds for broken applications disabled. Some applications may not "
 "behave properly.\n"
@@ -341,12 +341,12 @@ msgstr ""
 "Funksjonalitet for å gå rundt ødelagte programmer er deaktivert. Noen "
 "programmer vil kanskje ikke oppføre seg korrekt.\n"

-#: ../src/core/prefs.c:1162
+#: ../src/core/prefs.c:1277
 #, c-format
 msgid "Could not parse font description \"%s\" from GSettings key %s\n"
 msgstr "Kunne ikke tolke skriftbeskrivelsen «%s» fra GSettings-nøkkel %s\n"

-#: ../src/core/prefs.c:1228
+#: ../src/core/prefs.c:1343
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for mouse button "
@@ -355,7 +355,7 @@ msgstr ""
 "«%s» funnet i konfigurasjonsdatabasen er ikke en gyldig verdi for endring av "
 "musknapp\n"

-#: ../src/core/prefs.c:1780
+#: ../src/core/prefs.c:1909
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for keybinding "
@@ -364,17 +364,17 @@ msgstr ""
 "«%s» funnet i konfigurasjonsdatabasen er ikke en gyldig verdi for "
 "tastaturbinding «%s»\n"

-#: ../src/core/prefs.c:1879
+#: ../src/core/prefs.c:1999
 #, c-format
 msgid "Workspace %d"
 msgstr "Arbeidsområde %d"

-#: ../src/core/screen.c:673
+#: ../src/core/screen.c:691
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "Skjerm %d på display «%s» er ugyldig\n"

-#: ../src/core/screen.c:689
+#: ../src/core/screen.c:707
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
@@ -383,19 +383,19 @@ msgstr ""
 "Skjerm %d på display «%s» har allerede en vindushåndterer; prøv å bruke "
 "flagget --replace for å erstatte aktiv vindushåndterer.\n"

-#: ../src/core/screen.c:716
+#: ../src/core/screen.c:734
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr ""
 "Kunne ikke hente utvalg fra vinduhåndterer på skjerm %d, display «%s»\n"

-#: ../src/core/screen.c:794
+#: ../src/core/screen.c:812
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "Skjerm %d på display «%s» har allerede en vinduhåndterer\n"

-#: ../src/core/screen.c:979
+#: ../src/core/screen.c:998
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "Kunne ikke slippe skjerm %d på display «%s»\n"
@@ -455,44 +455,44 @@ msgstr ""
 "Disse vinduene støtter ikke &quot;lagre aktiv konfigurasjon&quot;og vil "
 "måtte startes på nytt manuelt neste gang du logger inn."

-#: ../src/core/util.c:80
+#: ../src/core/util.c:84
 #, c-format
 msgid "Failed to open debug log: %s\n"
 msgstr "Feil under åpning av feilsøkingslogg: %s\n"

-#: ../src/core/util.c:90
+#: ../src/core/util.c:94
 #, c-format
 msgid "Failed to fdopen() log file %s: %s\n"
 msgstr "Feil under fdopen() av loggfil %s: %s\n"

-#: ../src/core/util.c:96
+#: ../src/core/util.c:100
 #, c-format
 msgid "Opened log file %s\n"
 msgstr "Åpnet loggfil %s\n"

-#: ../src/core/util.c:115 ../src/tools/mutter-message.c:149
+#: ../src/core/util.c:119 ../src/tools/mutter-message.c:149
 #, c-format
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "Mutter er kompilert uten støtte for «verbose» modus\n"

-#: ../src/core/util.c:259
+#: ../src/core/util.c:264
 msgid "Window manager: "
 msgstr "Vindushåndterer: "

-#: ../src/core/util.c:407
+#: ../src/core/util.c:412
 msgid "Bug in window manager: "
 msgstr "Feil i vindushåndterer: "

-#: ../src/core/util.c:438
+#: ../src/core/util.c:443
 msgid "Window manager warning: "
 msgstr "Advarsel fra vindushåndterer: "

-#: ../src/core/util.c:466
+#: ../src/core/util.c:471
 msgid "Window manager error: "
 msgstr "Feil i vindushåndterer: "

 #. first time through
-#: ../src/core/window.c:7539
+#: ../src/core/window.c:7513
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
@@ -508,7 +508,7 @@ msgstr ""
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8263
+#: ../src/core/window.c:8237
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
@@ -685,6 +685,8 @@ msgid ""
 "If enabled, new windows that are initially the size of the monitor "
 "automatically get maximized."
 msgstr ""
+"Nye vinduer som i utgangspunktet er samme størrelse som skjermen vil "
+"automatisk bli maksimert hvis denne slås på."

 #: ../src/org.gnome.mutter.gschema.xml.in.h:19
 msgid "Select window from tab popup"
@@ -898,48 +900,48 @@ msgstr "Mod5"
 msgid "%d x %d"
 msgstr "%d x %d"

-#: ../src/ui/theme.c:235
+#: ../src/ui/theme.c:236
 msgid "top"
 msgstr "topp"

-#: ../src/ui/theme.c:237
+#: ../src/ui/theme.c:238
 msgid "bottom"
 msgstr "bunn"

-#: ../src/ui/theme.c:239
+#: ../src/ui/theme.c:240
 msgid "left"
 msgstr "venstre"

-#: ../src/ui/theme.c:241
+#: ../src/ui/theme.c:242
 msgid "right"
 msgstr "høyre"

-#: ../src/ui/theme.c:269
+#: ../src/ui/theme.c:270
 #, c-format
 msgid "frame geometry does not specify \"%s\" dimension"
 msgstr "rammegeometrien spesifiserer ikke «%s»-dimensjon"

-#: ../src/ui/theme.c:288
+#: ../src/ui/theme.c:289
 #, c-format
 msgid "frame geometry does not specify dimension \"%s\" for border \"%s\""
 msgstr "rammegeometri spesifiserer ikke dimensjon «%s» for kant «%s»"

-#: ../src/ui/theme.c:325
+#: ../src/ui/theme.c:326
 #, c-format
 msgid "Button aspect ratio %g is not reasonable"
 msgstr "Aspektrate %g for knapp er ikke fornuftig"

-#: ../src/ui/theme.c:337
+#: ../src/ui/theme.c:338
 #, c-format
 msgid "Frame geometry does not specify size of buttons"
 msgstr "Rammegeometrien spesifiserer ikke størrelse på knapper"

-#: ../src/ui/theme.c:1050
+#: ../src/ui/theme.c:1051
 #, c-format
 msgid "Gradients should have at least two colors"
 msgstr "Gradienter må ha minst to farger"

-#: ../src/ui/theme.c:1202
+#: ../src/ui/theme.c:1203
 #, c-format
 msgid ""
 "GTK custom color specification must have color name and fallback in "
@@ -948,7 +950,7 @@ msgstr ""
 "Egendefinert GTK-fargespesifikasjon må ha fargenavn og reserve i parantes, f."
 "eks gtk:custom(foo,bar); kunne ikke lese «%s»"

-#: ../src/ui/theme.c:1218
+#: ../src/ui/theme.c:1219
 #, c-format
 msgid ""
 "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-"
@@ -957,7 +959,7 @@ msgstr ""
 "Ugyldig tegn «%c» i parameter color_name for gtk:custom, kun A-Za-z0-9-_ er "
 "gyldig"

-#: ../src/ui/theme.c:1232
+#: ../src/ui/theme.c:1233
 #, c-format
 msgid ""
 "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not "
@@ -966,7 +968,7 @@ msgstr ""
 "Gtk:custom-format er «gtk:custom(color_name,fallback)», «%s» passer ikke i "
 "formatet"

-#: ../src/ui/theme.c:1277
+#: ../src/ui/theme.c:1278
 #, c-format
 msgid ""
 "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] "
@@ -975,7 +977,7 @@ msgstr ""
 "GTK-fargespesifikasjon må ha tilstand i klammer, f.eks. gtk:fg[NORMAL], hvor "
 "NORMAL er tilstanden; kunne ikke lese «%s»"

-#: ../src/ui/theme.c:1291
+#: ../src/ui/theme.c:1292
 #, c-format
 msgid ""
 "GTK color specification must have a close bracket after the state, e.g. gtk:"
@@ -984,17 +986,17 @@ msgstr ""
 "GTK-fargespesifikasjon må ha en avsluttende klamme etter tilstanden, f.eks. "
 "gtk:fg[NORMAL], hvor NORMAL er tilstanden; kunne ikke lese «%s»"

-#: ../src/ui/theme.c:1302
+#: ../src/ui/theme.c:1303
 #, c-format
 msgid "Did not understand state \"%s\" in color specification"
 msgstr "Forsto ikke tilstand «%s» i fargespesifikasjonen"

-#: ../src/ui/theme.c:1315
+#: ../src/ui/theme.c:1316
 #, c-format
 msgid "Did not understand color component \"%s\" in color specification"
 msgstr "Forsto ikke fargekomponent «%s» i fargespesifikasjonen"

-#: ../src/ui/theme.c:1344
+#: ../src/ui/theme.c:1345
 #, c-format
 msgid ""
 "Blend format is \"blend/bg_color/fg_color/alpha\", \"%s\" does not fit the "
@@ -1003,56 +1005,56 @@ msgstr ""
 "Blandingsformat er «blend/bg_color/fg_color/alpha», «%s» passer ikke i "
 "formatet"

-#: ../src/ui/theme.c:1355
+#: ../src/ui/theme.c:1356
 #, c-format
 msgid "Could not parse alpha value \"%s\" in blended color"
 msgstr "Kunne ikke lese alpha-verdi «%s» i blandet farge"

-#: ../src/ui/theme.c:1365
+#: ../src/ui/theme.c:1366
 #, c-format
 msgid "Alpha value \"%s\" in blended color is not between 0.0 and 1.0"
 msgstr "Alpha-verdi «%s» i blandet farge er ikke mellom 0.0 og 1.0"

-#: ../src/ui/theme.c:1412
+#: ../src/ui/theme.c:1413
 #, c-format
 msgid ""
 "Shade format is \"shade/base_color/factor\", \"%s\" does not fit the format"
 msgstr ""
 "Skyggeformatet er «shade/base_color/factor», «%s» passer ikke i formatet"

-#: ../src/ui/theme.c:1423
+#: ../src/ui/theme.c:1424
 #, c-format
 msgid "Could not parse shade factor \"%s\" in shaded color"
 msgstr "Kunne ikke lese skyggefaktor «%s» i skyggelagt farge"

-#: ../src/ui/theme.c:1433
+#: ../src/ui/theme.c:1434
 #, c-format
 msgid "Shade factor \"%s\" in shaded color is negative"
 msgstr "Skyggefaktor «%s» i skyggelagt farge er negativ"

-#: ../src/ui/theme.c:1462
+#: ../src/ui/theme.c:1463
 #, c-format
 msgid "Could not parse color \"%s\""
 msgstr "Kunne ikke lese farge «%s»"

-#: ../src/ui/theme.c:1779
+#: ../src/ui/theme.c:1780
 #, c-format
 msgid "Coordinate expression contains character '%s' which is not allowed"
 msgstr "Koordinatuttrykk inneholder tegn «%s» som ikke er tillatt"

-#: ../src/ui/theme.c:1806
+#: ../src/ui/theme.c:1807
 #, c-format
 msgid ""
 "Coordinate expression contains floating point number '%s' which could not be "
 "parsed"
 msgstr "Koordinatuttrykk inneholder flyttall «%s» som ikke kunne tolkes"

-#: ../src/ui/theme.c:1820
+#: ../src/ui/theme.c:1821
 #, c-format
 msgid "Coordinate expression contains integer '%s' which could not be parsed"
 msgstr "Koordinatuttrykk inneholder heltall «%s» som ikke kunne tolkes"

-#: ../src/ui/theme.c:1941
+#: ../src/ui/theme.c:1942
 #, c-format
 msgid ""
 "Coordinate expression contained unknown operator at the start of this text: "
@@ -1061,39 +1063,39 @@ msgstr ""
 "Koordinatuttrykket inneholdt en ukjent operator ved begynnelsen av denne "
 "teksten: «%s»"

-#: ../src/ui/theme.c:1998
+#: ../src/ui/theme.c:1999
 #, c-format
 msgid "Coordinate expression was empty or not understood"
 msgstr "Koordinatuttrykket var tomt eller ble ikke forstått"

-#: ../src/ui/theme.c:2111 ../src/ui/theme.c:2121 ../src/ui/theme.c:2155
+#: ../src/ui/theme.c:2112 ../src/ui/theme.c:2122 ../src/ui/theme.c:2156
 #, c-format
 msgid "Coordinate expression results in division by zero"
 msgstr "Koordinatuttrykket resulterer i divisjon med null"

-#: ../src/ui/theme.c:2163
+#: ../src/ui/theme.c:2164
 #, c-format
 msgid ""
 "Coordinate expression tries to use mod operator on a floating-point number"
 msgstr "Koordinatuttrykket prøver å bruke mod-operator på et flyttall"

-#: ../src/ui/theme.c:2219
+#: ../src/ui/theme.c:2220
 #, c-format
 msgid ""
 "Coordinate expression has an operator \"%s\" where an operand was expected"
 msgstr "Koordinatuttrykket har en operator «%s» hvor en operand var ventet"

-#: ../src/ui/theme.c:2228
+#: ../src/ui/theme.c:2229
 #, c-format
 msgid "Coordinate expression had an operand where an operator was expected"
 msgstr "Koordinatuttrykket hadde en operand hvor en operator var ventet"

-#: ../src/ui/theme.c:2236
+#: ../src/ui/theme.c:2237
 #, c-format
 msgid "Coordinate expression ended with an operator instead of an operand"
 msgstr "Koordinatuttrykket sluttet med en operator i stedet for en operand"

-#: ../src/ui/theme.c:2246
+#: ../src/ui/theme.c:2247
 #, c-format
 msgid ""
 "Coordinate expression has operator \"%c\" following operator \"%c\" with no "
@@ -1102,38 +1104,38 @@ msgstr ""
 "Koordinatuttrykket har en operator «%c» etter en operator «%c» og ingen "
 "operand mellom dem."

-#: ../src/ui/theme.c:2397 ../src/ui/theme.c:2442
+#: ../src/ui/theme.c:2398 ../src/ui/theme.c:2443
 #, c-format
 msgid "Coordinate expression had unknown variable or constant \"%s\""
 msgstr "Koordinatuttrykket haddeen ukjent variabel eller konstant «%s»"

-#: ../src/ui/theme.c:2496
+#: ../src/ui/theme.c:2497
 #, c-format
 msgid "Coordinate expression parser overflowed its buffer."
 msgstr "Tolkeren for koordinatuttrykk oversteg buffergrensen."

-#: ../src/ui/theme.c:2525
+#: ../src/ui/theme.c:2526
 #, c-format
 msgid "Coordinate expression had a close parenthesis with no open parenthesis"
 msgstr "Koordinatuttrykket hadde en parantes slutt uten parantes start"

-#: ../src/ui/theme.c:2589
+#: ../src/ui/theme.c:2590
 #, c-format
 msgid "Coordinate expression had an open parenthesis with no close parenthesis"
 msgstr "Koordinatuttrykket hadde en åpen parantes uten en avsluttende parantes"

-#: ../src/ui/theme.c:2600
+#: ../src/ui/theme.c:2601
 #, c-format
 msgid "Coordinate expression doesn't seem to have any operators or operands"
 msgstr ""
 "Koordinatuttrykket ser ikke ut til å ha noen operatorer eller operander"

-#: ../src/ui/theme.c:2813 ../src/ui/theme.c:2833 ../src/ui/theme.c:2853
+#: ../src/ui/theme.c:2814 ../src/ui/theme.c:2834 ../src/ui/theme.c:2854
 #, c-format
 msgid "Theme contained an expression that resulted in an error: %s\n"
 msgstr "Tema inneholdt et uttrykk som resulterte i en feil: %s\n"

-#: ../src/ui/theme.c:4499
+#: ../src/ui/theme.c:4500
 #, c-format
 msgid ""
 "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/> must be "
@@ -1142,25 +1144,25 @@ msgstr ""
 "<button function=«%s» state=«%s» draw_ops=«ett-eller-annet»/> må "
 "spesifiseres for denne rammestilen"

-#: ../src/ui/theme.c:5010 ../src/ui/theme.c:5035
+#: ../src/ui/theme.c:5011 ../src/ui/theme.c:5036
 #, c-format
 msgid ""
 "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"
 msgstr ""
 "Mangler <frame state=«%s» resize=«%s» focus=«%s» stil=«ett-eller-annet»/>"

-#: ../src/ui/theme.c:5083
+#: ../src/ui/theme.c:5084
 #, c-format
 msgid "Failed to load theme \"%s\": %s\n"
 msgstr "Klarte ikke å laste tema «%s»: %s\n"

-#: ../src/ui/theme.c:5219 ../src/ui/theme.c:5226 ../src/ui/theme.c:5233
-#: ../src/ui/theme.c:5240 ../src/ui/theme.c:5247
+#: ../src/ui/theme.c:5220 ../src/ui/theme.c:5227 ../src/ui/theme.c:5234
+#: ../src/ui/theme.c:5241 ../src/ui/theme.c:5248
 #, c-format
 msgid "No <%s> set for theme \"%s\""
 msgstr "<%s> er ikke satt for tema «%s»"

-#: ../src/ui/theme.c:5255
+#: ../src/ui/theme.c:5256
 #, c-format
 msgid ""
 "No frame style set for window type \"%s\" in theme \"%s\", add a <window "
@@ -1169,14 +1171,14 @@ msgstr ""
 "Ingen rammestil satt for vindutype «%s» i tema «%s», legg til et <window "
 "type=«%s» style_set=«ett-eller-annet»/>-element"

-#: ../src/ui/theme.c:5662 ../src/ui/theme.c:5724 ../src/ui/theme.c:5787
+#: ../src/ui/theme.c:5663 ../src/ui/theme.c:5725 ../src/ui/theme.c:5788
 #, c-format
 msgid ""
 "User-defined constants must begin with a capital letter; \"%s\" does not"
 msgstr ""
 "Brukerdefinerte konstanter må begynne med stor bokstav; «%s» gjør ikke det"

-#: ../src/ui/theme.c:5670 ../src/ui/theme.c:5732 ../src/ui/theme.c:5795
+#: ../src/ui/theme.c:5671 ../src/ui/theme.c:5733 ../src/ui/theme.c:5796
 #, c-format
 msgid "Constant \"%s\" has already been defined"
 msgstr "Konstant «%s» er allerede definert"
@@ -1557,7 +1559,7 @@ msgstr "Ingen tekst er tillatt inne i element <%s>"
 msgid "<%s> specified twice for this theme"
 msgstr "<%s> spesifisert to ganger for dette temaet"

-#: ../src/ui/theme-parser.c:4334
+#: ../src/ui/theme-parser.c:4336
 #, c-format
 msgid "Failed to find a valid file for theme %s\n"
 msgstr "Fant ikke en gyldig fil for tema %s\n"
--- a/po/or.po
+++ b/po/or.po
--- a/po/ru.po
+++ b/po/ru.po
--- a/po/sk.po
+++ b/po/sk.po
--- a/po/ta.po
+++ b/po/ta.po
@@ -7,17 +7,17 @@
 # Dinesh Nadarajah <n_dinesh@yahoo.com>, 2003.
 # Jayaradha N <jaya@pune.redhat.com>, 2004.
 # Felix <ifelix@redhat.com>, 2006.
-# Dr.T.Vasudevan <agnihot3@gmail.com>, 2007, 2010, 2011, 2012.
+# Dr.T.Vasudevan <agnihot3@gmail.com>, 2007, 2010, 2011, 2012, 2013.
 # Dr.T.vasudevan <agnihot3@gmail.com>, 2009.
 # I. Felix <ifelix@redhat.com>, 2009, 2011.
 msgid ""
 msgstr ""
 "Project-Id-Version: metacity.gnome-2-26.ta\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2012-12-02 17:25+0530\n"
-"PO-Revision-Date: 2012-12-02 18:58+0530\n"
+"POT-Creation-Date: 2013-03-23 14:03+0530\n"
+"PO-Revision-Date: 2013-03-23 14:11+0530\n"
 "Last-Translator: Dr.T.Vasudevan <drtvasudevan@gmail.com>\n"
-"Language-Team: American English <gnome-tamil-translation@googlegroups.com>\n"
+"Language-Team: American English <<gnome-tamil-translation@googlegroups.com>>\n"
 "Language: en_US\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
@@ -70,58 +70,62 @@ msgid "Switch applications"
 msgstr "பயன்பாடுகளுக்கிடையே மாறவும்"

 #: ../src/50-mutter-navigation.xml.in.h:11
+msgid "Switch windows"
+msgstr "சாளரத்தை மாற்றுக"
+
+#: ../src/50-mutter-navigation.xml.in.h:12
 msgid "Switch windows of an application"
 msgstr "ஒரு பயன்பாட்டின் சாளரங்களிடையே மாறவும்"

-#: ../src/50-mutter-navigation.xml.in.h:12
+#: ../src/50-mutter-navigation.xml.in.h:13
 msgid "Switch system controls"
 msgstr "கணினி கட்டுப்பாடுகளை மாற்றவும்"

-#: ../src/50-mutter-navigation.xml.in.h:13
+#: ../src/50-mutter-navigation.xml.in.h:14
 msgid "Switch windows directly"
 msgstr "சாளரங்களிடையே உடனடியாக நகரவும்"

-#: ../src/50-mutter-navigation.xml.in.h:14
+#: ../src/50-mutter-navigation.xml.in.h:15
 msgid "Switch windows of an app directly"
 msgstr "ஒரு பயன்பாட்டின் சாளரங்களிடையே நேரடியாக நகரவும்"

-#: ../src/50-mutter-navigation.xml.in.h:15
+#: ../src/50-mutter-navigation.xml.in.h:16
 msgid "Switch system controls directly"
 msgstr "கணினி கட்டுப்பாடுகளை நேரடியாக மாற்றவும்"

-#: ../src/50-mutter-navigation.xml.in.h:16
+#: ../src/50-mutter-navigation.xml.in.h:17
 msgid "Hide all normal windows"
 msgstr "எல்லா வழக்கமான சாளரங்களையும் மறை"

-#: ../src/50-mutter-navigation.xml.in.h:17
+#: ../src/50-mutter-navigation.xml.in.h:18
 msgid "Switch to workspace 1"
 msgstr "பணியிடம் 1க்கு மாறு"

-#: ../src/50-mutter-navigation.xml.in.h:18
+#: ../src/50-mutter-navigation.xml.in.h:19
 msgid "Switch to workspace 2"
 msgstr "பணியிடம் 2 க்கு மாறு"

-#: ../src/50-mutter-navigation.xml.in.h:19
+#: ../src/50-mutter-navigation.xml.in.h:20
 msgid "Switch to workspace 3"
 msgstr "பணியிடம் 3 க்கு மாறு"

-#: ../src/50-mutter-navigation.xml.in.h:20
+#: ../src/50-mutter-navigation.xml.in.h:21
 msgid "Switch to workspace 4"
 msgstr "பணியிடம் 4 க்கு மாறு"

-#: ../src/50-mutter-navigation.xml.in.h:21
+#: ../src/50-mutter-navigation.xml.in.h:22
 msgid "Move to workspace left"
 msgstr "வேலையிடத்தை இடப்பக்கத்திற்கு நகர்த்தவும்"

-#: ../src/50-mutter-navigation.xml.in.h:22
+#: ../src/50-mutter-navigation.xml.in.h:23
 msgid "Move to workspace right"
 msgstr "வேலையிடத்தை வலப்பக்கத்திற்கு நகர்த்தவும்"

-#: ../src/50-mutter-navigation.xml.in.h:23
+#: ../src/50-mutter-navigation.xml.in.h:24
 msgid "Move to workspace above"
 msgstr "வேலையிடத்தை மேல்பக்கத்திற்கு நகர்த்தவும்"

-#: ../src/50-mutter-navigation.xml.in.h:24
+#: ../src/50-mutter-navigation.xml.in.h:25
 msgid "Move to workspace below"
 msgstr "வேலையிடத்தை கீழே நகர்த்தவும் "

@@ -170,8 +174,8 @@ msgid "Close window"
 msgstr "சாளரம் மூடவும்"

 #: ../src/50-mutter-windows.xml.in.h:9
-msgid "Minimize window"
-msgstr "சாளரத்தை சிறிதாக்கு"
+msgid "Hide window"
+msgstr "சாளரத்தை மறை "

 #: ../src/50-mutter-windows.xml.in.h:10
 msgid "Move window"
@@ -217,7 +221,7 @@ msgstr "வலது பக்கத்தில் பிளந்து பா

 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:492
+#: ../src/compositor/compositor.c:568
 #, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
@@ -225,7 +229,11 @@ msgid ""
 msgstr ""
 " %i திரையில் காட்சி \"%s\" இல் இன்னொரு சாளர மேலாளர் இயங்கிக்கொண்டு இருக்கிறது."

-#: ../src/core/bell.c:320
+#: ../src/compositor/meta-background.c:1191
+msgid "background texture could not be created from file"
+msgstr "கோப்பிலிருந்து பின் புல இழை நய அமைப்பை உருவாக்க முடியவில்லை."
+
+#: ../src/core/bell.c:322
 msgid "Bell event"
 msgstr "மணி நிகழ்ச்சி"

@@ -260,17 +268,17 @@ msgstr "_காத்திரு"
 msgid "_Force Quit"
 msgstr "கட்டாய வெளியேற்றம் (_F)"

-#: ../src/core/display.c:397
+#: ../src/core/display.c:401
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "நீட்சி  %s  காணப்படவில்லை பவின் ஆக்கத்துக்கு அது அவசியம்"

-#: ../src/core/display.c:494
+#: ../src/core/display.c:493
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "X சாளர காட்சியை திறப்பதில் தோல்வி '%s'\n"

-#: ../src/core/keybindings.c:860
+#: ../src/core/keybindings.c:935
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
@@ -278,36 +286,41 @@ msgid ""
 msgstr ""
 "விசை %s ஐ மாற்றி  %x ஓடு இணைத்து வேறு நிரல் பயன்படுத்திக்கொண்டிருக்கிறது\n"

-#: ../src/core/main.c:196
+#: ../src/core/keybindings.c:1135
+#, c-format
+msgid "\"%s\" is not a valid accelerator\n"
+msgstr "\"%s\" செல்லாத முடுக்கி\n"
+
+#: ../src/core/main.c:197
 msgid "Disable connection to session manager"
 msgstr "அமர்வு மேலாளருடன் இருக்கும் இணைப்பை முடக்கு"

-#: ../src/core/main.c:202
+#: ../src/core/main.c:203
 msgid "Replace the running window manager"
 msgstr "இயங்கும் சாளர மேலாளரை  மாற்றுக"

-#: ../src/core/main.c:208
+#: ../src/core/main.c:209
 msgid "Specify session management ID"
 msgstr "அமர்வு மேலாண் எண்ணை குறிப்பிடு"

-#: ../src/core/main.c:213
+#: ../src/core/main.c:214
 msgid "X Display to use"
 msgstr "பயன்படுத்த வேண்டிய X காட்சி"

-#: ../src/core/main.c:219
+#: ../src/core/main.c:220
 msgid "Initialize session from savefile"
 msgstr "அமர்வை சேவ்பைல் இலிருந்து துவக்கு "

-#: ../src/core/main.c:225
+#: ../src/core/main.c:226
 msgid "Make X calls synchronous"
 msgstr "எக்ஸ் அழைப்புகளை ஒத்திசை."

-#: ../src/core/main.c:494
+#: ../src/core/main.c:534
 #, c-format
 msgid "Failed to scan themes directory: %s\n"
 msgstr "கருப்பொருள் அடைவை வருடுவதில் தோல்வி: %s\n"

-#: ../src/core/main.c:510
+#: ../src/core/main.c:550
 #, c-format
 msgid ""
 "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
@@ -341,7 +354,7 @@ msgstr "அச்சு பதிப்பு"
 msgid "Mutter plugin to use"
 msgstr "பயன்படுத்த க்ளட்டர் செருகிகள்"

-#: ../src/core/prefs.c:1079
+#: ../src/core/prefs.c:1095
 msgid ""
 "Workarounds for broken applications disabled. Some applications may not "
 "behave properly.\n"
@@ -349,14 +362,14 @@ msgstr ""
 "உடைந்த பயன்பாடுகளின் செயல்பாடு தடைசெய்யப்பட்டது, சில பயன்பாடுகள் சரியாக வேலை "
 "செய்யாது.\n"

-#: ../src/core/prefs.c:1154
+#: ../src/core/prefs.c:1170
 #, c-format
 msgid "Could not parse font description \"%s\" from GSettings key %s\n"
 msgstr ""
 "எழுத்துரு விளக்கம் \"%s\" ஐ ஜிசெட்டிங்க்ஸ் விசையிலிருந்து பகுக்க முடியவில்லை %"
 "s\n"

-#: ../src/core/prefs.c:1220
+#: ../src/core/prefs.c:1236
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for mouse button "
@@ -364,24 +377,24 @@ msgid ""
 msgstr ""
 "அமைப்பு பாங்கில் உள்ள \"%s\" சுட்டி பட்டன் மாற்றியில் செல்லாத மதிப்பு\n"

-#: ../src/core/prefs.c:1757
+#: ../src/core/prefs.c:1788
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for keybinding "
 "\"%s\"\n"
 msgstr "\"%s\" அமைப்பு தரவுத்தளத்தில் உள்ள மதிப்பு செல்லாத கீபைன்டிங்\"%s\"\n"

-#: ../src/core/prefs.c:1854
+#: ../src/core/prefs.c:1887
 #, c-format
 msgid "Workspace %d"
 msgstr "வேலையிடம் %d"

-#: ../src/core/screen.c:652
+#: ../src/core/screen.c:691
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "திரை %d காட்சி '%s' இல் செல்லாது\n"

-#: ../src/core/screen.c:668
+#: ../src/core/screen.c:707
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
@@ -390,18 +403,18 @@ msgstr ""
 "திரை %d காட்சி \"%s\" க்கு சாளர மேலாளர் உள்ளது; --replace தேர்வை பயன்படுத்தி "
 "தற்போதைய சாளரத்தை மாற்றவும்.\n"

-#: ../src/core/screen.c:695
+#: ../src/core/screen.c:734
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr "திரையில் சாளர மேலாளர் தேர்வை பெறமுடியவில்லை %d காட்சி \"%s\"\n"

-#: ../src/core/screen.c:750
+#: ../src/core/screen.c:812
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "திரை %d யின் காட்சி \"%s\" க்கு சாளர மேலாளர் ஏற்கெனவே உள்ளது\n"

-#: ../src/core/screen.c:935
+#: ../src/core/screen.c:998
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "திரை %d ஐ விடுவிக்க முடியவில்லை \"%s\"\n"
@@ -462,44 +475,44 @@ msgstr ""
 " &quot;தற்போதைய அமைப்பை சேமி&quot; செயலுக்கு ஆதரவு இல்லை மேலும் அடுத்த முறை "
 "உள்நுழையும் போது நீங்களாக துவக்க வேண்டும்"

-#: ../src/core/util.c:80
+#: ../src/core/util.c:84
 #, c-format
 msgid "Failed to open debug log: %s\n"
 msgstr "பிழைதிருத்த பட்டியலை திறப்பதில் தோல்வி: %s\n"

-#: ../src/core/util.c:90
+#: ../src/core/util.c:94
 #, c-format
 msgid "Failed to fdopen() log file %s: %s\n"
 msgstr "fdopen() பதிவுக்கோப்பு தோல்வி %s: %s\n"

-#: ../src/core/util.c:96
+#: ../src/core/util.c:100
 #, c-format
 msgid "Opened log file %s\n"
 msgstr "பதிவுக்கோப்பு திறக்கப்பட்டது %s\n"

-#: ../src/core/util.c:115 ../src/tools/mutter-message.c:149
+#: ../src/core/util.c:119 ../src/tools/mutter-message.c:149
 #, c-format
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "வெர்போஸ் ஆதரவு இல்லாமல் மட்டர் அமைக்கப்பட்டது\n"

-#: ../src/core/util.c:259
+#: ../src/core/util.c:264
 msgid "Window manager: "
 msgstr "சாளர மேலாளர்:"

-#: ../src/core/util.c:407
+#: ../src/core/util.c:412
 msgid "Bug in window manager: "
 msgstr "சாளர மேலாளரில் பிழை"

-#: ../src/core/util.c:438
+#: ../src/core/util.c:443
 msgid "Window manager warning: "
 msgstr "சாளர மேலாளர் எச்சரிக்கை:"

-#: ../src/core/util.c:466
+#: ../src/core/util.c:471
 msgid "Window manager error: "
 msgstr "சாளர மேலாளர் பிழை"

 #. first time through
-#: ../src/core/window.c:7240
+#: ../src/core/window.c:7596
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
@@ -516,7 +529,7 @@ msgstr ""
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:7905
+#: ../src/core/window.c:8320
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
@@ -526,22 +539,22 @@ msgstr ""
 "அதிக "
 "பட்ச அளவு %d x %d; பொருள் தரும்படி இல்லை.\n"

-#: ../src/core/window-props.c:274
+#: ../src/core/window-props.c:318
 #, c-format
 msgid "Application set a bogus _NET_WM_PID %lu\n"
 msgstr "பயன்பாடு பொய்யான ஒரு _NET_WM_PID %lu ஐ அமைத்தது\n"

-#: ../src/core/window-props.c:393
+#: ../src/core/window-props.c:434
 #, c-format
 msgid "%s (on %s)"
 msgstr "%s (%s மீது)"

-#: ../src/core/window-props.c:1448
+#: ../src/core/window-props.c:1517
 #, c-format
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "செல்லாத WM_TRANSIENT_FOR சாளரம் 0x%lx இதற்கு குறிக்கப்பட்டது: %s.\n"

-#: ../src/core/window-props.c:1459
+#: ../src/core/window-props.c:1528
 #, c-format
 msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
 msgstr "WM_TRANSIENT_FOR சாளரம் 0x%lx %s க்கு சுழல் நிகழ்வை உருவாக்கும்.\n"
@@ -693,10 +706,22 @@ msgstr ""
 "இந்த மதிப்பை அடைய மறை விளிம்பு சேர்க்கப்படும்."

 #: ../src/org.gnome.mutter.gschema.xml.in.h:17
+msgid "Auto maximize nearly monitor sized windows"
+msgstr "ஏறத்தாழ திரை அளவுள்ள சாளரங்களை தானியங்கியாக அதிக பட்ச அளவாக்கு"
+
+#: ../src/org.gnome.mutter.gschema.xml.in.h:18
+msgid ""
+"If enabled, new windows that are initially the size of the monitor "
+"automatically get maximized."
+msgstr ""
+"செயலாக்கினால், துவக்கத்தில் ஏறத்தாழ திரை அளவுள்ள புதிய சாளரங்கள் தானியங்கியாக "
+"அதிக பட்ச அளவாக்கப்படும்"
+
+#: ../src/org.gnome.mutter.gschema.xml.in.h:19
 msgid "Select window from tab popup"
 msgstr "கீற்றுத்துள்ளலிருந்து சாளரத்தை தேர்ந்தெடுக்கவும்."

-#: ../src/org.gnome.mutter.gschema.xml.in.h:18
+#: ../src/org.gnome.mutter.gschema.xml.in.h:20
 msgid "Cancel tab popup"
 msgstr "கீற்று துள்ளுவதை இரத்து செய்"

@@ -899,53 +924,53 @@ msgstr "Mod5"
 #. Translators: This represents the size of a window.  The first number is
 #. * the width of the window and the second is the height.
 #.
-#: ../src/ui/resizepopup.c:113
+#: ../src/ui/resizepopup.c:136
 #, c-format
 msgid "%d x %d"
 msgstr "%d x %d"

-#: ../src/ui/theme.c:234
+#: ../src/ui/theme.c:236
 msgid "top"
 msgstr "மேல்"

-#: ../src/ui/theme.c:236
+#: ../src/ui/theme.c:238
 msgid "bottom"
 msgstr "கீழ்"

-#: ../src/ui/theme.c:238
+#: ../src/ui/theme.c:240
 msgid "left"
 msgstr "இடது"

-#: ../src/ui/theme.c:240
+#: ../src/ui/theme.c:242
 msgid "right"
 msgstr "வலது"

-#: ../src/ui/theme.c:268
+#: ../src/ui/theme.c:270
 #, c-format
 msgid "frame geometry does not specify \"%s\" dimension"
 msgstr "சட்ட வடிவியல் \"%s\" அளவை குறிப்பிடவில்லை"

-#: ../src/ui/theme.c:287
+#: ../src/ui/theme.c:289
 #, c-format
 msgid "frame geometry does not specify dimension \"%s\" for border \"%s\""
 msgstr "\"%s\" ஓரத்திற்கு வடிவியல் \"%s\" அளவை குறிப்பிடவில்லை"

-#: ../src/ui/theme.c:324
+#: ../src/ui/theme.c:326
 #, c-format
 msgid "Button aspect ratio %g is not reasonable"
 msgstr "பட்டன் அளவு விகிதம் %g சரியில்ல"

-#: ../src/ui/theme.c:336
+#: ../src/ui/theme.c:338
 #, c-format
 msgid "Frame geometry does not specify size of buttons"
 msgstr "சட்ட அளவு பட்டன் அளவை குறிப்பிடவில்லை"

-#: ../src/ui/theme.c:1049
+#: ../src/ui/theme.c:1051
 #, c-format
 msgid "Gradients should have at least two colors"
 msgstr "க்ரேடியன்டில் இரண்டு நிறங்களாவது இருக்க வேண்டும்"

-#: ../src/ui/theme.c:1201
+#: ../src/ui/theme.c:1203
 #, c-format
 msgid ""
 "GTK custom color specification must have color name and fallback in "
@@ -955,7 +980,7 @@ msgstr ""
 "அடைப்புக்குறிகளுக்குள்ளும்  "
 "கொண்டிருக்க வேண்டும் உம்  gtk:custom(foo,bar); \"%s\" ஐ பகுக்க முடியவில்லை"

-#: ../src/ui/theme.c:1217
+#: ../src/ui/theme.c:1219
 #, c-format
 msgid ""
 "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-"
@@ -965,7 +990,7 @@ msgstr ""
 "A-Za-z0-9-"
 "_ ஆகியன மட்டுமே செல்லுபடியாகும்."

-#: ../src/ui/theme.c:1231
+#: ../src/ui/theme.c:1233
 #, c-format
 msgid ""
 "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not "
@@ -974,7 +999,7 @@ msgstr ""
 "ஜிடிகே:தனிப்பயன் ஒழுங்கு \"gtk:custom(color_name,fallback)\", \"%s\" இந்த "
 "ஒழுங்குக்கு பொருந்தாது"

-#: ../src/ui/theme.c:1276
+#: ../src/ui/theme.c:1278
 #, c-format
 msgid ""
 "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] "
@@ -984,7 +1009,7 @@ msgstr ""
 "நிலையை "
 "குறிக்கும் பகுக்க முடியாது \"%s\""

-#: ../src/ui/theme.c:1290
+#: ../src/ui/theme.c:1292
 #, c-format
 msgid ""
 "GTK color specification must have a close bracket after the state, e.g. gtk:"
@@ -994,17 +1019,17 @@ msgstr ""
 "NORMAL "
 "நிலையை குறிக்கும் பகுக்க முடியாது \"%s\""

-#: ../src/ui/theme.c:1301
+#: ../src/ui/theme.c:1303
 #, c-format
 msgid "Did not understand state \"%s\" in color specification"
 msgstr "நிலை \"%s\" வண்ண குறிப்பில் புரிந்துகொள்ள முடியவில்லை"

-#: ../src/ui/theme.c:1314
+#: ../src/ui/theme.c:1316
 #, c-format
 msgid "Did not understand color component \"%s\" in color specification"
 msgstr "நிலை \"%s\" வண்ண குறிப்பு பொருளில் புரிந்துகொள்ள முடியவில்லை"

-#: ../src/ui/theme.c:1343
+#: ../src/ui/theme.c:1345
 #, c-format
 msgid ""
 "Blend format is \"blend/bg_color/fg_color/alpha\", \"%s\" does not fit the "
@@ -1013,18 +1038,18 @@ msgstr ""
 "வளைந்த அமைப்பு \"blend/bg_color/fg_color/alpha\", \"%s\" இந்த வடிவமைப்பிற்கு "
 "பொருந்தாது"

-#: ../src/ui/theme.c:1354
+#: ../src/ui/theme.c:1356
 #, c-format
 msgid "Could not parse alpha value \"%s\" in blended color"
 msgstr "ஆம்ஃபா மதிப்பை \"%s\" வளைந்த நிறத்தில் பகுக்க முடியவில்லை"

-#: ../src/ui/theme.c:1364
+#: ../src/ui/theme.c:1366
 #, c-format
 msgid "Alpha value \"%s\" in blended color is not between 0.0 and 1.0"
 msgstr ""
 "ஆல்ஃபா மதுப்பு \"%s\"வளைவு நிறத்தில் 0.0 க்கும் 1.0 க்கும் இடையில் இல்லை"

-#: ../src/ui/theme.c:1411
+#: ../src/ui/theme.c:1413
 #, c-format
 msgid ""
 "Shade format is \"shade/base_color/factor\", \"%s\" does not fit the format"
@@ -1032,39 +1057,39 @@ msgstr ""
 "நிழல் வடிவமைப்பு \"shade/base_color/factor\", \"%s\" இந்த அமைப்பிற்கு "
 "பொருந்தாது"

-#: ../src/ui/theme.c:1422
+#: ../src/ui/theme.c:1424
 #, c-format
 msgid "Could not parse shade factor \"%s\" in shaded color"
 msgstr "நிழல்விகிதத்தை \"%s\" நிறத்தோடு பகுக்க முடியாது"

-#: ../src/ui/theme.c:1432
+#: ../src/ui/theme.c:1434
 #, c-format
 msgid "Shade factor \"%s\" in shaded color is negative"
 msgstr "நிழல் விகிதம் \"%s\" முழுக்களாக உள்ளது "

-#: ../src/ui/theme.c:1461
+#: ../src/ui/theme.c:1463
 #, c-format
 msgid "Could not parse color \"%s\""
 msgstr "\"%s\" நிறத்தை பகுக்க முடியவில்லை"

-#: ../src/ui/theme.c:1778
+#: ../src/ui/theme.c:1780
 #, c-format
 msgid "Coordinate expression contains character '%s' which is not allowed"
 msgstr "அச்சுக்கள் எழுத்தால் குறிக்கப்பட்டுள்ளது '%s' க்கு அனுமதி இல்லை"

-#: ../src/ui/theme.c:1805
+#: ../src/ui/theme.c:1807
 #, c-format
 msgid ""
 "Coordinate expression contains floating point number '%s' which could not be "
 "parsed"
 msgstr "அச்சுக்கள் பின்ன எண்ணால் குறிக்கப்பட்டுள்ளது '%s' ஐ பகுக்க முடியாது"

-#: ../src/ui/theme.c:1819
+#: ../src/ui/theme.c:1821
 #, c-format
 msgid "Coordinate expression contains integer '%s' which could not be parsed"
 msgstr "அச்சுக்கள் இயல் எண்ணால் குறிக்கப்பட்டுள்ளது '%s' ஐ பகுக்க முடியாது"

-#: ../src/ui/theme.c:1940
+#: ../src/ui/theme.c:1942
 #, c-format
 msgid ""
 "Coordinate expression contained unknown operator at the start of this text: "
@@ -1072,41 +1097,41 @@ msgid ""
 msgstr ""
 "உரையின் துவக்கத்தில் அச்சின் கூற்றில் தெரியாத செயல் இடம்பெற்றுள்ளது \"%s\""

-#: ../src/ui/theme.c:1997
+#: ../src/ui/theme.c:1999
 #, c-format
 msgid "Coordinate expression was empty or not understood"
 msgstr "அச்சு கூற்று காலியாக உள்ளது அல்லது புரியவில்லை"

-#: ../src/ui/theme.c:2110 ../src/ui/theme.c:2120 ../src/ui/theme.c:2154
+#: ../src/ui/theme.c:2112 ../src/ui/theme.c:2122 ../src/ui/theme.c:2156
 #, c-format
 msgid "Coordinate expression results in division by zero"
 msgstr "அச்சு கூற்று பூஜ்ஜியத்தால் வகுத்தல் பிழையை தந்தது"

-#: ../src/ui/theme.c:2162
+#: ../src/ui/theme.c:2164
 #, c-format
 msgid ""
 "Coordinate expression tries to use mod operator on a floating-point number"
 msgstr "அச்சு கூற்று mod ஆப்பரேட்டரை பின்ன எண்ணில் பயன்படுத்த முயல்கிறது"

-#: ../src/ui/theme.c:2218
+#: ../src/ui/theme.c:2220
 #, c-format
 msgid ""
 "Coordinate expression has an operator \"%s\" where an operand was expected"
 msgstr ""
 "அச்சு கூற்றில் ஆப்பரேட்டர் உள்ளது \"%s\" ஆப்பரன் எதிர்பார்க்கப்படுகிறது"

-#: ../src/ui/theme.c:2227
+#: ../src/ui/theme.c:2229
 #, c-format
 msgid "Coordinate expression had an operand where an operator was expected"
 msgstr ""
 "அச்சு கூற்றில் ஆப்பரன்ட் உள்ளது ஆனால் ஆப்பரேட்டர் எதிர்பார்க்கப்படுகிறது"

-#: ../src/ui/theme.c:2235
+#: ../src/ui/theme.c:2237
 #, c-format
 msgid "Coordinate expression ended with an operator instead of an operand"
 msgstr "அச்சு கூற்றில் ஆப்பரன்ட்டுக்கு பதில் ஆப்பரேட்டரால் முடிந்தது"

-#: ../src/ui/theme.c:2245
+#: ../src/ui/theme.c:2247
 #, c-format
 msgid ""
 "Coordinate expression has operator \"%c\" following operator \"%c\" with no "
@@ -1115,39 +1140,39 @@ msgstr ""
 "அச்சு கூற்றில்  \"%c\" ஆப்பரேட்டர் உள்ளது \"%c\" ஆப்பரேட்டருக்கு ஆப்பரன்ட் "
 "இல்லை"

-#: ../src/ui/theme.c:2396 ../src/ui/theme.c:2441
+#: ../src/ui/theme.c:2398 ../src/ui/theme.c:2443
 #, c-format
 msgid "Coordinate expression had unknown variable or constant \"%s\""
 msgstr "அச்சு கூற்றில் செல்லாத மாற்றி மற்றும் கான்ஸ்ட்டன் உள்ளது \"%s\""

-#: ../src/ui/theme.c:2495
+#: ../src/ui/theme.c:2497
 #, c-format
 msgid "Coordinate expression parser overflowed its buffer."
 msgstr "ஆயத்தொலைவு தெரிவிப்பு பகுப்பி அதன் இடையகத்தை நிரப்பியது"

-#: ../src/ui/theme.c:2524
+#: ../src/ui/theme.c:2526
 #, c-format
 msgid "Coordinate expression had a close parenthesis with no open parenthesis"
 msgstr ""
 "அச்சு கூற்றில் மூடிய அடைப்புக்குறி உள்ளது ஆனால் திறந்த அடைப்புகுறி இல்லை"

-#: ../src/ui/theme.c:2588
+#: ../src/ui/theme.c:2590
 #, c-format
 msgid "Coordinate expression had an open parenthesis with no close parenthesis"
 msgstr ""
 "அச்சு கூற்றில் திறந்த அடைப்புக்குறி உள்ளது ஆனால் மூடிய அடைப்புகுறி இல்லை"

-#: ../src/ui/theme.c:2599
+#: ../src/ui/theme.c:2601
 #, c-format
 msgid "Coordinate expression doesn't seem to have any operators or operands"
 msgstr "அச்சுக்கூற்றில் ஆப்பரன்ட் மற்றும் ஆப்பரேட்டர் காணப்படவில்லை"

-#: ../src/ui/theme.c:2812 ../src/ui/theme.c:2832 ../src/ui/theme.c:2852
+#: ../src/ui/theme.c:2814 ../src/ui/theme.c:2834 ../src/ui/theme.c:2854
 #, c-format
 msgid "Theme contained an expression that resulted in an error: %s\n"
 msgstr "கருப்பொருளில் ஒரு கூற்று இருந்தது. அது பிழையை ஏற்படுத்தியது : %s\n"

-#: ../src/ui/theme.c:4498
+#: ../src/ui/theme.c:4500
 #, c-format
 msgid ""
 "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/> must be "
@@ -1157,25 +1182,25 @@ msgstr ""
 "பாணிக்கு "
 "குறிப்பிடப்பட வேண்டும்"

-#: ../src/ui/theme.c:5009 ../src/ui/theme.c:5034
+#: ../src/ui/theme.c:5011 ../src/ui/theme.c:5036
 #, c-format
 msgid ""
 "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"
 msgstr ""
 "காணவில்லை <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"

-#: ../src/ui/theme.c:5082
+#: ../src/ui/theme.c:5084
 #, c-format
 msgid "Failed to load theme \"%s\": %s\n"
 msgstr "கருப்பொருளை ஏற்றுவதில் தோல்வி \"%s\": %s\n"

-#: ../src/ui/theme.c:5218 ../src/ui/theme.c:5225 ../src/ui/theme.c:5232
-#: ../src/ui/theme.c:5239 ../src/ui/theme.c:5246
+#: ../src/ui/theme.c:5220 ../src/ui/theme.c:5227 ../src/ui/theme.c:5234
+#: ../src/ui/theme.c:5241 ../src/ui/theme.c:5248
 #, c-format
 msgid "No <%s> set for theme \"%s\""
 msgstr "இல்லை<%s> கருப்பொருளுக்காக அமைக்கப்பட்டது \"%s\""

-#: ../src/ui/theme.c:5254
+#: ../src/ui/theme.c:5256
 #, c-format
 msgid ""
 "No frame style set for window type \"%s\" in theme \"%s\", add a <window "
@@ -1184,7 +1209,7 @@ msgstr ""
 "சட்ட பாணி சாளர வகை இல்லை\"%s\" கருப்பொருளில் \"%s\", <window type=\"%s\" "
 "style_set=\"whatever\"/> உறுப்பை சேர்க்கவும்"

-#: ../src/ui/theme.c:5650 ../src/ui/theme.c:5712 ../src/ui/theme.c:5775
+#: ../src/ui/theme.c:5663 ../src/ui/theme.c:5725 ../src/ui/theme.c:5788
 #, c-format
 msgid ""
 "User-defined constants must begin with a capital letter; \"%s\" does not"
@@ -1192,7 +1217,7 @@ msgstr ""
 "பயனீட்டாளர்-குறிப்பிட்ட கான்ஸ்டன் பெரிய எழுத்தில் துவங்க வேண்டும்; \"%s\" "
 "இல்லை"

-#: ../src/ui/theme.c:5658 ../src/ui/theme.c:5720 ../src/ui/theme.c:5783
+#: ../src/ui/theme.c:5671 ../src/ui/theme.c:5733 ../src/ui/theme.c:5796
 #, c-format
 msgid "Constant \"%s\" has already been defined"
 msgstr "கான்ஸ்டன் \"%s\" ஏற்கெனவே குறிப்பிடப்பட்டது"
@@ -1575,7 +1600,7 @@ msgstr "உறுப்பிற்குள் உரை அனுமதி இ
 msgid "<%s> specified twice for this theme"
 msgstr "<%s> இந்த கருப்பொருளுக்கு இரண்டுமுறை குறிப்பிட்டுள்ளது"

-#: ../src/ui/theme-parser.c:4334
+#: ../src/ui/theme-parser.c:4336
 #, c-format
 msgid "Failed to find a valid file for theme %s\n"
 msgstr "%s கருத்துக்கு செல்லுபடியாகும் கோப்பு கண்டுபிடித்தல் தோல்வியுற்றது \n"
@@ -1681,56 +1706,56 @@ msgstr "ஓரம்"
 msgid "Attached Modal Dialog"
 msgstr "இணைத்த மாதிரி உரையாடல்"

-#: ../src/ui/theme-viewer.c:739
+#: ../src/ui/theme-viewer.c:737
 #, c-format
 msgid "Button layout test %d"
 msgstr "பட்டன் உருவரை சோதனை %d"

-#: ../src/ui/theme-viewer.c:768
+#: ../src/ui/theme-viewer.c:766
 #, c-format
 msgid "%g milliseconds to draw one window frame"
 msgstr "%g சாளரத்தை வரைய மில்லிசெக்கண்டு"

-#: ../src/ui/theme-viewer.c:813
+#: ../src/ui/theme-viewer.c:811
 #, c-format
 msgid "Usage: metacity-theme-viewer [THEMENAME]\n"
 msgstr "பயன்பாடு: metacity-theme-viewer [THEMENAME]\n"

-#: ../src/ui/theme-viewer.c:820
+#: ../src/ui/theme-viewer.c:818
 #, c-format
 msgid "Error loading theme: %s\n"
 msgstr "கருப்பொருளை ஏற்றுவதில் பிழை: %s\n"

-#: ../src/ui/theme-viewer.c:826
+#: ../src/ui/theme-viewer.c:824
 #, c-format
 msgid "Loaded theme \"%s\" in %g seconds\n"
 msgstr "கருப்பொருள்  \"%s\" %g செகண்டில்\n"

-#: ../src/ui/theme-viewer.c:870
+#: ../src/ui/theme-viewer.c:869
 msgid "Normal Title Font"
 msgstr "இயல்பான தலைப்பு எழுத்துரு"

-#: ../src/ui/theme-viewer.c:876
+#: ../src/ui/theme-viewer.c:875
 msgid "Small Title Font"
 msgstr "சிறிய தலைப்பு எழுத்துரு"

-#: ../src/ui/theme-viewer.c:882
+#: ../src/ui/theme-viewer.c:881
 msgid "Large Title Font"
 msgstr "பெரிய தலைப்பு எழுத்துரு"

-#: ../src/ui/theme-viewer.c:887
+#: ../src/ui/theme-viewer.c:886
 msgid "Button Layouts"
 msgstr "பட்டன் உருவரை"

-#: ../src/ui/theme-viewer.c:892
+#: ../src/ui/theme-viewer.c:891
 msgid "Benchmark"
 msgstr "நிர்ணயம்"

-#: ../src/ui/theme-viewer.c:944
+#: ../src/ui/theme-viewer.c:947
 msgid "Window Title Goes Here"
 msgstr "சாளர தலைப்பு இங்கே"

-#: ../src/ui/theme-viewer.c:1047
+#: ../src/ui/theme-viewer.c:1053
 #, c-format
 msgid ""
 "Drew %d frames in %g client-side seconds (%g milliseconds per frame) and %g "
@@ -1741,43 +1766,46 @@ msgstr ""
 "சேவகனின் "
 "மூலத்தில் (%g மில்லி செகண்ட் சட்டத்திற்கு)\n"

-#: ../src/ui/theme-viewer.c:1266
+#: ../src/ui/theme-viewer.c:1273
 msgid "position expression test returned TRUE but set error"
 msgstr "நிலை கூற்று சோதனை உண்மையை தந்தது ஆனால் பிழை"

-#: ../src/ui/theme-viewer.c:1268
+#: ../src/ui/theme-viewer.c:1275
 msgid "position expression test returned FALSE but didn't set error"
 msgstr "நிலை கூற்று சோதனை பொய்யை தந்தது ஆனால் பிழை"

-#: ../src/ui/theme-viewer.c:1272
+#: ../src/ui/theme-viewer.c:1279
 msgid "Error was expected but none given"
 msgstr "பிழை எதிர்பார்க்கப்பட்டடு ஆனால் தரப்படவில்லை"

-#: ../src/ui/theme-viewer.c:1274
+#: ../src/ui/theme-viewer.c:1281
 #, c-format
 msgid "Error %d was expected but %d given"
 msgstr "பிழை %d எதிர்பார்க்கப்பட்டது %d தரப்படவில்லை"

-#: ../src/ui/theme-viewer.c:1280
+#: ../src/ui/theme-viewer.c:1287
 #, c-format
 msgid "Error not expected but one was returned: %s"
 msgstr "பிழை எதிர்பார்க்கப்பட்டடு ஆனால் தரப்படவில்லை: %s"

-#: ../src/ui/theme-viewer.c:1284
+#: ../src/ui/theme-viewer.c:1291
 #, c-format
 msgid "x value was %d, %d was expected"
 msgstr "x மதிப்பு %d, %d எதிர்பார்க்கப்பட்டது"

-#: ../src/ui/theme-viewer.c:1287
+#: ../src/ui/theme-viewer.c:1294
 #, c-format
 msgid "y value was %d, %d was expected"
 msgstr "y மதிப்பு %d, %d எதிர்பார்க்கப்பட்டது"

-#: ../src/ui/theme-viewer.c:1352
+#: ../src/ui/theme-viewer.c:1359
 #, c-format
 msgid "%d coordinate expressions parsed in %g seconds (%g seconds average)\n"
 msgstr "%d அச்சு கூற்று பகுக்கப்பட்டது %g செகண்டில் (%g சராசரி செகண்ட்)\n"

+#~ msgid "Minimize window"
+#~ msgstr "சாளரத்தை சிறிதாக்கு"
+
 #~ msgid "Comma-separated list of compositor plugins"
 #~ msgstr "பல்வினையாக்கியின் சொருகிகளின் கமாவால் பிரித்த பட்டியல்."

--- a/po/te.po
+++ b/po/te.po
--- a/po/tg.po
+++ b/po/tg.po
--- a/po/ug.po
+++ b/po/ug.po
@@ -9,8 +9,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: mutter\n"
 "Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?product=mutter&keywords=I18N+L10N&component=general\n"
-"POT-Creation-Date: 2013-02-20 15:50+0000\n"
-"PO-Revision-Date: 2013-02-25 18:42+0900\n"
+"POT-Creation-Date: 2013-03-31 13:47+0000\n"
+"PO-Revision-Date: 2013-04-06 18:40+0900\n"
 "Last-Translator: Gheyret Kenji <gheyret@gmail.com>\n"
 "Language-Team: Uyghur Computer Science Association <UKIJ@yahoogroups.com>\n"
 "Language: \n"
@@ -208,18 +208,18 @@ msgstr "كۆزنەكنىڭ ئوڭ تەرىپىدە كۆرسەتسۇن"

 #. This probably means that a non-WM compositor like xcompmgr is running;
 #. * we have no way to get it to exit
-#: ../src/compositor/compositor.c:507
+#: ../src/compositor/compositor.c:568
 #, c-format
 msgid ""
 "Another compositing manager is already running on screen %i on display \"%s"
 "\"."
 msgstr "كۆرسەتكۈچ «%2$s» نىڭدىكى ئېكران %1$i دا بۆلەك باشقۇرغۇچ ئىجرا قىلىنىۋاتىدۇ."

-#: ../src/compositor/meta-background.c:1116
+#: ../src/compositor/meta-background.c:1064
 msgid "background texture could not be created from file"
 msgstr "ھۆججەتتىن تەگلىك texture نى قۇرغىلى بولمايدۇ"

-#: ../src/core/bell.c:320
+#: ../src/core/bell.c:322
 msgid "Bell event"
 msgstr "قوڭغۇراق ھادىسىسى"

@@ -251,53 +251,59 @@ msgstr "كۈت(_W)"
 msgid "_Force Quit"
 msgstr "مەجبۇرى ئاخىرلاشتۇر(_F)"

-#: ../src/core/display.c:392
+#: ../src/core/display.c:401
 #, c-format
 msgid "Missing %s extension required for compositing"
 msgstr "بىرىكتۈرۈش ئۈچۈن زۆرۈر بولغان كېڭەيتىلمە %s يوق"

-#: ../src/core/display.c:485
+#: ../src/core/display.c:493
 #, c-format
 msgid "Failed to open X Window System display '%s'\n"
 msgstr "‏X كۆزنەك سىستېمىسى كۆرسەتكۈچى ‹%s› نى ئېچىش مەغلۇپ بولدى\n"

-#: ../src/core/keybindings.c:876
+#: ../src/core/keybindings.c:935
 #, c-format
 msgid ""
 "Some other program is already using the key %s with modifiers %x as a "
 "binding\n"
 msgstr "باشقا پروگرامما %s كۇنۇپكىسى بىلەن سۈپەتلىگۈچى كۇنۇپكا %x نىڭ بىرىكمىسىنى ئىشلىتىۋاتىدۇ\n"

-#: ../src/core/main.c:196
+#: ../src/core/keybindings.c:1135
+#, c-format
+#| msgid "\"%s\" is not a valid value for focus attribute"
+msgid "\"%s\" is not a valid accelerator\n"
+msgstr "«%s» ئىناۋەتلىك  تېزلەتكۈچ ئەمەس\n"
+
+#: ../src/core/main.c:197
 msgid "Disable connection to session manager"
 msgstr "ئەڭگىمە باشقۇرغۇچقا باغلىنىشنى ئىناۋەتسىز قىل"

-#: ../src/core/main.c:202
+#: ../src/core/main.c:203
 msgid "Replace the running window manager"
 msgstr "ئىجرا قىلىنىۋاتقان كۆزنەك باشقۇرغۇچنى ئالماشتۇر"

-#: ../src/core/main.c:208
+#: ../src/core/main.c:209
 msgid "Specify session management ID"
 msgstr "ئەڭگىمە باشقۇرغۇ ID سېنى بەلگىلە"

-#: ../src/core/main.c:213
+#: ../src/core/main.c:214
 msgid "X Display to use"
 msgstr "ئىشلىتىدىغان X كۆرسەتكۈچى"

-#: ../src/core/main.c:219
+#: ../src/core/main.c:220
 msgid "Initialize session from savefile"
 msgstr "ساقلانغان ھۆججەتتىن ئەڭگىمەنى دەسلەپلەشتۈرۈش"

-#: ../src/core/main.c:225
+#: ../src/core/main.c:226
 msgid "Make X calls synchronous"
 msgstr "X نى قەدەمداش قىلىپ ئىشلەت"

-#: ../src/core/main.c:494
+#: ../src/core/main.c:534
 #, c-format
 msgid "Failed to scan themes directory: %s\n"
 msgstr "ئۆرنەكلەر مۇندەرىجىسىنى ئىزدەش مەغلۇپ بولدى: %s\n"

-#: ../src/core/main.c:510
+#: ../src/core/main.c:550
 #, c-format
 msgid ""
 "Could not find a theme! Be sure %s exists and contains the usual themes.\n"
@@ -324,60 +330,60 @@ msgstr "نەشرىنى باس"
 msgid "Mutter plugin to use"
 msgstr "ئىشلىتىدىغان Mutter قىستۇرمىسى"

-#: ../src/core/prefs.c:1087
+#: ../src/core/prefs.c:1095
 msgid ""
 "Workarounds for broken applications disabled. Some applications may not "
 "behave properly.\n"
 msgstr "بۇزۇلغان پروگراممىلارنى تۈزىتىش-ياخشىلاش ئىناۋەتسىز قىلىنغان. بەزى پروگراممىلار نورمال ئىشلىمەسلىكى مۇمكىن.\n"

-#: ../src/core/prefs.c:1162
+#: ../src/core/prefs.c:1170
 #, c-format
 msgid "Could not parse font description \"%s\" from GSettings key %s\n"
 msgstr "GSettings ئاچقۇچى %s نىڭ تەركىبىدىكى فونت چۈشەندۈرۈشى «%s»نى تەھلىل قىلغىنى بولمىدى\n"

-#: ../src/core/prefs.c:1228
+#: ../src/core/prefs.c:1236
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for mouse button "
 "modifier\n"
 msgstr "سەپلىمە سانداندىن تېپىلغان «%s» چاشقىنەك توپچىسىنىڭ سۈپەتلىگۈچىسى ئۈچۈن ئىناۋەتسىز\n"

-#: ../src/core/prefs.c:1780
+#: ../src/core/prefs.c:1788
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for keybinding "
 "\"%s\"\n"
 msgstr "سەپلىمە ساندىنىدىن تېپىلغان «%s»، «%s» كۇنۇپكا باغلانمىسىنىڭ ئىناۋەتلىك قىممىتى ئەمەس\n"

-#: ../src/core/prefs.c:1879
+#: ../src/core/prefs.c:1887
 #, c-format
 msgid "Workspace %d"
 msgstr "خىزمەت بوشلۇقى %d"

-#: ../src/core/screen.c:673
+#: ../src/core/screen.c:691
 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
 msgstr "كۆرسەتكۈچ ‹%2$s› دىكى ئېكران %1$d ئىناۋەتسىز\n"

-#: ../src/core/screen.c:689
+#: ../src/core/screen.c:707
 #, c-format
 msgid ""
 "Screen %d on display \"%s\" already has a window manager; try using the --"
 "replace option to replace the current window manager.\n"
 msgstr "كۆرسەتكۈچ «%2$s» دىكى ئېكران %1$d نىڭ كۆزنەك باشقۇرغۇسى بار؛ ھازىرقى كۆزنەك باشقۇرغۇنى ئالماشتۇرۇش ئۈچۈن --replace تاللانمىسىنى ئىشلىتىپ كۆرۈپ بېقىڭ.\n"

-#: ../src/core/screen.c:716
+#: ../src/core/screen.c:734
 #, c-format
 msgid ""
 "Could not acquire window manager selection on screen %d display \"%s\"\n"
 msgstr "كۆرسەتكۈچ «%2$s» نىڭدىكى ئېكران %1$d دا كۆزنەك باشقۇرغۇنىڭ تاللانمىسىنى ئالغىلى بولمىدى\n"

-#: ../src/core/screen.c:794
+#: ../src/core/screen.c:812
 #, c-format
 msgid "Screen %d on display \"%s\" already has a window manager\n"
 msgstr "«%2$s» دىكى %1$d ئېكراندا بىر كۆزنەك باشقۇرغۇ  بار\n"

-#: ../src/core/screen.c:979
+#: ../src/core/screen.c:998
 #, c-format
 msgid "Could not release screen %d on display \"%s\"\n"
 msgstr "«%2$s» دىكى %1$d  ئېكراننى بوشاتقىلى بولمىدى\n"
@@ -435,49 +441,49 @@ msgid ""
 "be restarted manually next time you log in."
 msgstr "بۇ كۆزنەكلەردە «ھازىرقى تەڭشەكنى ساقلاش» ئىقتىدارىنى ئىشلەتكىلى بولمايدۇ. كېيىن كىرگەندە يەنە قوزغىتىڭ."

-#: ../src/core/util.c:80
+#: ../src/core/util.c:84
 #, c-format
 msgid "Failed to open debug log: %s\n"
 msgstr "سازلاش خاتىرىسىنى ئېچىش مەغلۇپ بولدى:%s\n"

-#: ../src/core/util.c:90
+#: ../src/core/util.c:94
 #, c-format
 msgid "Failed to fdopen() log file %s: %s\n"
 msgstr "خاتىرە ھۆججىتى %s غا  fdopen()  مەشغۇلاتى قىلغىلى بولمىدى:%s\n"

-#: ../src/core/util.c:96
+#: ../src/core/util.c:100
 #, c-format
 msgid "Opened log file %s\n"
 msgstr "ئاچقان خاتىرە ھۆججەت %s\n"

-#: ../src/core/util.c:115 ../src/tools/mutter-message.c:149
+#: ../src/core/util.c:119 ../src/tools/mutter-message.c:149
 #, c-format
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "Mutter تەرجىمە-تەھرىرلىگەندە تەپسىلات قوللاش ھالىتى قوشۇلمىغان\n"

-#: ../src/core/util.c:259
+#: ../src/core/util.c:264
 msgid "Window manager: "
 msgstr "كۆزنەك باشقۇرغۇ: "

-#: ../src/core/util.c:407
+#: ../src/core/util.c:412
 msgid "Bug in window manager: "
 msgstr "كۆزنەك باشقۇرغۇدىكى كەمتۈك: "

-#: ../src/core/util.c:438
+#: ../src/core/util.c:443
 msgid "Window manager warning: "
 msgstr "كۆزنەك باشقۇرغۇ ئاگاھلاندۇرۇشى: "

-#: ../src/core/util.c:466
+#: ../src/core/util.c:471
 msgid "Window manager error: "
 msgstr "كۆزنەك باشقۇرغۇ خاتالىقى: "

 #. first time through
-#: ../src/core/window.c:7503
+#: ../src/core/window.c:7596
 #, c-format
 msgid ""
 "Window %s sets SM_CLIENT_ID on itself, instead of on the WM_CLIENT_LEADER "
 "window as specified in the ICCCM.\n"
-msgstr "كۆزنەك %s  بەلگىلىمە ICCCM دا بەلگىلەنگەن WM_CLIENT_LEADER كۆزنەكنى ئەمەس SM_CLIENT_ID نى ئۆزى بەلگىلىۋېپتۇ.\n"
+msgstr "كۆزنەك %s  بەلگىلىمە ICCCM دا بەلگىلەنگەن WM_CLIENT_LEADER كۆزنەكنى ئەمەس SM_CLIENT_ID نى ئۆزى بەلگىلىۋېلىپتۇ.\n"

 #. We ignore mwm_has_resize_func because WM_NORMAL_HINTS is the
 #. * authoritative source for that info. Some apps such as mplayer or
@@ -486,29 +492,29 @@ msgstr "كۆزنەك %s  بەلگىلىمە ICCCM دا بەلگىلەنگەن WM
 #. * MWM but not WM_NORMAL_HINTS are basically broken. We complain
 #. * about these apps but make them work.
 #.
-#: ../src/core/window.c:8227
+#: ../src/core/window.c:8320
 #, c-format
 msgid ""
 "Window %s sets an MWM hint indicating it isn't resizable, but sets min size "
 "%d x %d and max size %d x %d; this doesn't make much sense.\n"
 msgstr "كۆزنەك %s نىڭدا MWM بەلگىلەنگەن بولۇپ، بۇ كۆزنەك چوڭلۇقىنى ئۆزگەرتكىلى بولمايدۇ دېگەن مەنىدە. بىراق ئەڭ كىچىك چوڭلۇقى%d x %d، ۋە ئەڭ كىچىك چوڭلۇقى %d x %d قىلىپ بەلگىلىنىپتۇ. بۇنىڭ ھېچقانداق ئەھمىيىتى يوق.\n"

-#: ../src/core/window-props.c:304
+#: ../src/core/window-props.c:318
 #, c-format
 msgid "Application set a bogus _NET_WM_PID %lu\n"
 msgstr "پروگرامما بىر ساختا _NET_WM_PID نى بەلگىلىدى%lu\n"

-#: ../src/core/window-props.c:423
+#: ../src/core/window-props.c:434
 #, c-format
 msgid "%s (on %s)"
 msgstr "%s (ھازىر %s نىڭ ئۈستىدە)"

-#: ../src/core/window-props.c:1506
+#: ../src/core/window-props.c:1517
 #, c-format
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "%2$s  گە بەلگىلەنگەن ئۈنۈمسىز WM_TRANSIENT_FOR كۆزنەك 0x%1$lx بولىدۇ.\n"

-#: ../src/core/window-props.c:1517
+#: ../src/core/window-props.c:1528
 #, c-format
 msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
 msgstr "%2$s نىڭ WM_TRANSIENT_FOR كۆزنەك0x%1$lx دەۋرىيلىك قۇرۇشى مۇمكىن.\n"
@@ -850,261 +856,261 @@ msgstr "Mod5"
 msgid "%d x %d"
 msgstr "%d x %d"

-#: ../src/ui/theme.c:235
+#: ../src/ui/theme.c:236
 msgid "top"
 msgstr "چوققا"

-#: ../src/ui/theme.c:237
+#: ../src/ui/theme.c:238
 msgid "bottom"
 msgstr "ئاستى"

-#: ../src/ui/theme.c:239
+#: ../src/ui/theme.c:240
 msgid "left"
 msgstr "سول"

-#: ../src/ui/theme.c:241
+#: ../src/ui/theme.c:242
 msgid "right"
 msgstr "ئوڭ"

-#: ../src/ui/theme.c:269
+#: ../src/ui/theme.c:270
 #, c-format
 msgid "frame geometry does not specify \"%s\" dimension"
 msgstr "كاندۇكنىڭ گېئومېتىرىيىلىك شەكلى «%s» ئۆلچەمنى ئىپادىلىمەيدۇ"

-#: ../src/ui/theme.c:288
+#: ../src/ui/theme.c:289
 #, c-format
 msgid "frame geometry does not specify dimension \"%s\" for border \"%s\""
 msgstr "كاندۇكنىڭ گېئومېتىرىيىلىك شەكلى گىرۋەك «%2$s» نىڭ ئۆلچىمى «%1$s» ئىپادىلىمەيدۇ"

-#: ../src/ui/theme.c:325
+#: ../src/ui/theme.c:326
 #, c-format
 msgid "Button aspect ratio %g is not reasonable"
 msgstr "توپچىنىڭ ئېگىزلىك ۋە كەڭلىك نىسبىتى %g مۇۋاپىق ئەمەس"

-#: ../src/ui/theme.c:337
+#: ../src/ui/theme.c:338
 #, c-format
 msgid "Frame geometry does not specify size of buttons"
 msgstr "كاندۇكنىڭ گېئومېتىرىيىلىك شەكلى توپچىلارنىڭ چوڭلۇقىنى ئىپادىلىمەيدۇ"

-#: ../src/ui/theme.c:1050
+#: ../src/ui/theme.c:1051
 #, c-format
 msgid "Gradients should have at least two colors"
 msgstr "تەدرىجىي ئۆزگىرىشتە ئاز دېگەندە ئىككى خىل رەڭ بولۇش كېرەك"

-#: ../src/ui/theme.c:1202
+#: ../src/ui/theme.c:1203
 #, c-format
 msgid ""
 "GTK custom color specification must have color name and fallback in "
 "parentheses, e.g. gtk:custom(foo,bar); could not parse \"%s\""
 msgstr "GTK رەڭ ئۆلچىمىدە ھالەتتىن كېيىن چوقۇم رەڭ ئاتى ۋە زاپاس بولۇشى لازىم، مەسىلەن، gtk:custom(foo,bar) ھالەت؛ «%s» نى تەھلىل قىلالمايدۇ"

-#: ../src/ui/theme.c:1218
+#: ../src/ui/theme.c:1219
 #, c-format
 msgid ""
 "Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-"
 "_ are valid"
 msgstr "gtk:custom نىڭ color_name پارامېتىرىدىكى ئىناۋەتسىز ھەرپ '%c'، پەقەت A-Za-z0-9-_  نىلا ئىشلەتكىلى بولىدۇ"

-#: ../src/ui/theme.c:1232
+#: ../src/ui/theme.c:1233
 #, c-format
 msgid ""
 "Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not "
 "fit the format"
 msgstr "Gtk:custom نىڭ پىچىمى \"gtk:custom(color_name,fallback)\" بولۇپ، «%s» پىچىمغا توغرا كەلمەيدۇ"

-#: ../src/ui/theme.c:1277
+#: ../src/ui/theme.c:1278
 #, c-format
 msgid ""
 "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] "
 "where NORMAL is the state; could not parse \"%s\""
 msgstr "GTK رەڭ بەلگىلىمىسىنىڭ ھالىتى چوقۇم gtk:fg[NORMAL] نىڭدەك تىرناق ئىچىگە ئېلىنىشى كېرەك؛ «%s» نى تەھلىل قىلغىلى بولمىدى."

-#: ../src/ui/theme.c:1291
+#: ../src/ui/theme.c:1292
 #, c-format
 msgid ""
 "GTK color specification must have a close bracket after the state, e.g. gtk:"
 "fg[NORMAL] where NORMAL is the state; could not parse \"%s\""
 msgstr "GTK رەڭ بەلگىلىمىسىنىڭ ھالىتىنىڭ ئارقىسىغا سول تىرناق يېزىلىشى كېرەك.  مەسىلەن gtk:fg[NORMAL] نىڭدەك بۇ يەردىكى «NORMAL» ھالەتنى بىلدۈرىدۇ؛ «%s» نى تەھلىل قىلغىلى بولمىدى."

-#: ../src/ui/theme.c:1302
+#: ../src/ui/theme.c:1303
 #, c-format
 msgid "Did not understand state \"%s\" in color specification"
 msgstr "رەڭ بەلگىلىمىسىدىكى «%s» ھالەتنى چۈشەنگىلى بولمىدى"

-#: ../src/ui/theme.c:1315
+#: ../src/ui/theme.c:1316
 #, c-format
 msgid "Did not understand color component \"%s\" in color specification"
 msgstr "رەڭ بەلگىلىمىسىدىكى «%s» رەڭ بۆلىكىنى چۈشەنگىلى بولمىدى"

-#: ../src/ui/theme.c:1344
+#: ../src/ui/theme.c:1345
 #, c-format
 msgid ""
 "Blend format is \"blend/bg_color/fg_color/alpha\", \"%s\" does not fit the "
 "format"
 msgstr "بىرىكمە رەڭنىڭ فورماتى \"blend/bg_color/fg_color/alpha\"،  «%s» بۇ پىچىمغا ماس كەلمىدى"

-#: ../src/ui/theme.c:1355
+#: ../src/ui/theme.c:1356
 #, c-format
 msgid "Could not parse alpha value \"%s\" in blended color"
 msgstr "بىرىكمە رەڭدىكى ئالفا قىممىتى «%s» نى تەھلىل قىلغىلى بولمىدى"

-#: ../src/ui/theme.c:1365
+#: ../src/ui/theme.c:1366
 #, c-format
 msgid "Alpha value \"%s\" in blended color is not between 0.0 and 1.0"
 msgstr "بىرىكمە رەڭنىڭ ئالفا قىممىتى «%s» نىڭ دائىرىسى  0.0 ~1.0 ئىچىدە ئەمەس"

-#: ../src/ui/theme.c:1412
+#: ../src/ui/theme.c:1413
 #, c-format
 msgid ""
 "Shade format is \"shade/base_color/factor\", \"%s\" does not fit the format"
 msgstr "سايە پىچىمى «shade/base_color/factor»، «%s» بۇ پىچىمغا ماسلاشمىدى"

-#: ../src/ui/theme.c:1423
+#: ../src/ui/theme.c:1424
 #, c-format
 msgid "Could not parse shade factor \"%s\" in shaded color"
 msgstr "سايە رەڭگىدىكى سايە فاكتور «%s» نى تەھلىل قىلغىلى بولمىدى"

-#: ../src/ui/theme.c:1433
+#: ../src/ui/theme.c:1434
 #, c-format
 msgid "Shade factor \"%s\" in shaded color is negative"
 msgstr "سايە رەڭگىدىكى سايە فاكتورى «%s» مەنپىي سان"

-#: ../src/ui/theme.c:1462
+#: ../src/ui/theme.c:1463
 #, c-format
 msgid "Could not parse color \"%s\""
 msgstr "رەڭ «%s» نى ئانالىز قىلغىلى بولمىدى"

-#: ../src/ui/theme.c:1779
+#: ../src/ui/theme.c:1780
 #, c-format
 msgid "Coordinate expression contains character '%s' which is not allowed"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە رۇخسەت قىلىنمىغان ھەرپ '‹%s› بار"

-#: ../src/ui/theme.c:1806
+#: ../src/ui/theme.c:1807
 #, c-format
 msgid ""
 "Coordinate expression contains floating point number '%s' which could not be "
 "parsed"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە تەھلىل قىلغىلى بولمايدىغان كەسىر سان ‹%s› بار"

-#: ../src/ui/theme.c:1820
+#: ../src/ui/theme.c:1821
 #, c-format
 msgid "Coordinate expression contains integer '%s' which could not be parsed"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە تەھلىل قىلغىلى بولمايدىغان پۈتۈن سان ‹%s› بار"

-#: ../src/ui/theme.c:1941
+#: ../src/ui/theme.c:1942
 #, c-format
 msgid ""
 "Coordinate expression contained unknown operator at the start of this text: "
 "\"%s\""
 msgstr "كوئوردېنات ئىپادىسىنىڭ بېشىدا نامەلۇم ئەمەل بار: «%s»"

-#: ../src/ui/theme.c:1998
+#: ../src/ui/theme.c:1999
 #, c-format
 msgid "Coordinate expression was empty or not understood"
 msgstr "كوئوردېنات ئىپادىسى قۇرۇق ياكى چۈشىنىكسىز"

-#: ../src/ui/theme.c:2111 ../src/ui/theme.c:2121 ../src/ui/theme.c:2155
+#: ../src/ui/theme.c:2112 ../src/ui/theme.c:2122 ../src/ui/theme.c:2156
 #, c-format
 msgid "Coordinate expression results in division by zero"
 msgstr "كوئوردېنات ئىپادىسى 0 نى بۆلگۈچى قىلغان"

-#: ../src/ui/theme.c:2163
+#: ../src/ui/theme.c:2164
 #, c-format
 msgid ""
 "Coordinate expression tries to use mod operator on a floating-point number"
 msgstr "كوئوردېنات ئىپادىسى كەسىر سانغا mod ئەمىلىنى ئىشلەتمەكچى"

-#: ../src/ui/theme.c:2219
+#: ../src/ui/theme.c:2220
 #, c-format
 msgid ""
 "Coordinate expression has an operator \"%s\" where an operand was expected"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە سان كېلىدىغان يەردە ئەمەل «%s» بار ئىكەن"

-#: ../src/ui/theme.c:2228
+#: ../src/ui/theme.c:2229
 #, c-format
 msgid "Coordinate expression had an operand where an operator was expected"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە ئەمەل كېلىدىغان يەردە سان بار ئىكەن"

-#: ../src/ui/theme.c:2236
+#: ../src/ui/theme.c:2237
 #, c-format
 msgid "Coordinate expression ended with an operator instead of an operand"
 msgstr "كوئوردېنات ئىپادىسى سان بىلەن ئاياغلاشماي ئەمەل بىلەن ئاياغلاشقان"

-#: ../src/ui/theme.c:2246
+#: ../src/ui/theme.c:2247
 #, c-format
 msgid ""
 "Coordinate expression has operator \"%c\" following operator \"%c\" with no "
 "operand in between"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە ئەمەل «%2$c» نىڭ ئارقىسىدىن ئەمەل «%1$c» كېلىپتۇ، ئارىلىقتا سان يوق ئىكەن"

-#: ../src/ui/theme.c:2397 ../src/ui/theme.c:2442
+#: ../src/ui/theme.c:2398 ../src/ui/theme.c:2443
 #, c-format
 msgid "Coordinate expression had unknown variable or constant \"%s\""
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە نامەلۇم ئۆزگەرگۈچى ياكى تۇراقلىق سان «%s» بار ئىكەن"

-#: ../src/ui/theme.c:2496
+#: ../src/ui/theme.c:2497
 #, c-format
 msgid "Coordinate expression parser overflowed its buffer."
 msgstr "كوئوردېنات ئىپادىسىنى تەھلىل قىلىۋاتقاندا يىغلەك تېشىپ كەتتى."

-#: ../src/ui/theme.c:2525
+#: ../src/ui/theme.c:2526
 #, c-format
 msgid "Coordinate expression had a close parenthesis with no open parenthesis"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدىكى يېپىلغان تىرناققا ماس كېلىدىغان ئېچىلغان تىرناق يوق"

-#: ../src/ui/theme.c:2589
+#: ../src/ui/theme.c:2590
 #, c-format
 msgid "Coordinate expression had an open parenthesis with no close parenthesis"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدىكى ئېچىلغان تىرناققا ماس كېلىدىغان يېپىلغان تىرناق يوق"

-#: ../src/ui/theme.c:2600
+#: ../src/ui/theme.c:2601
 #, c-format
 msgid "Coordinate expression doesn't seem to have any operators or operands"
 msgstr "كوئوردېنات ئىپادىسىنىڭ تەركىبىدە ئەمەل(قوشۇش، ئېلىش...) ياكى سان يوق"

-#: ../src/ui/theme.c:2813 ../src/ui/theme.c:2833 ../src/ui/theme.c:2853
+#: ../src/ui/theme.c:2814 ../src/ui/theme.c:2834 ../src/ui/theme.c:2854
 #, c-format
 msgid "Theme contained an expression that resulted in an error: %s\n"
 msgstr "ئۆرنەك تەركىبىدە خاتالىق چىقىرىدىغان ئىپادە بار: %s\n"

-#: ../src/ui/theme.c:4499
+#: ../src/ui/theme.c:4500
 #, c-format
 msgid ""
 "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/> must be "
 "specified for this frame style"
 msgstr "<button function=\"%s\" state=\"%s\" draw_ops=\"whatever\"/>بۇ كۆزنەكنىڭ ئۇسلۇبى ئۈچۈن بەلگىلىنىشى زۆرۈر"

-#: ../src/ui/theme.c:5010 ../src/ui/theme.c:5035
+#: ../src/ui/theme.c:5011 ../src/ui/theme.c:5036
 #, c-format
 msgid ""
 "Missing <frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/>"
 msgstr "<frame state=\"%s\" resize=\"%s\" focus=\"%s\" style=\"whatever\"/> يوق"

-#: ../src/ui/theme.c:5083
+#: ../src/ui/theme.c:5084
 #, c-format
 msgid "Failed to load theme \"%s\": %s\n"
 msgstr "ئۆرنەك «%s»  نى ئوقۇش مەغلۇپ بولدى: %s\n"

-#: ../src/ui/theme.c:5219 ../src/ui/theme.c:5226 ../src/ui/theme.c:5233
-#: ../src/ui/theme.c:5240 ../src/ui/theme.c:5247
+#: ../src/ui/theme.c:5220 ../src/ui/theme.c:5227 ../src/ui/theme.c:5234
+#: ../src/ui/theme.c:5241 ../src/ui/theme.c:5248
 #, c-format
 msgid "No <%s> set for theme \"%s\""
 msgstr "ئۆرنەك «%2$s» نىڭ <%1$s> ئى بەلگىلەنمىگەن"

-#: ../src/ui/theme.c:5255
+#: ../src/ui/theme.c:5256
 #, c-format
 msgid ""
 "No frame style set for window type \"%s\" in theme \"%s\", add a <window "
 "type=\"%s\" style_set=\"whatever\"/> element"
 msgstr "ئۆرنەك «%2$s» نىڭ ئىچىدىكى كۆزنەك تىپى <%1$s> نىڭ كاندۇك ئۇسلۇبى بەلگىلەنمىگەن. بىر <window type=\"%3$s\" style_set=\"whatever\"/> ئېلېمېنتى قوشۇڭ"

-#: ../src/ui/theme.c:5662 ../src/ui/theme.c:5724 ../src/ui/theme.c:5787
+#: ../src/ui/theme.c:5663 ../src/ui/theme.c:5725 ../src/ui/theme.c:5788
 #, c-format
 msgid ""
 "User-defined constants must begin with a capital letter; \"%s\" does not"
 msgstr "ئىشلەتكۈچى بەلگىلىگەن تۇراقلىق مىقدار چوقۇم چوڭ ھەرپ بىلەن باشلانسۇن؛ «%s» بولمايدۇ"

-#: ../src/ui/theme.c:5670 ../src/ui/theme.c:5732 ../src/ui/theme.c:5795
+#: ../src/ui/theme.c:5671 ../src/ui/theme.c:5733 ../src/ui/theme.c:5796
 #, c-format
 msgid "Constant \"%s\" has already been defined"
 msgstr "تۇراقلىق سان «%s» غا ئېنىقلىما بېرىلگەن"
@@ -1464,7 +1470,7 @@ msgstr "ئېلېمېنت <%s> نىڭ ئىچىدە تېكىست بولسا بول
 msgid "<%s> specified twice for this theme"
 msgstr "بۇ ئۆرنەك ئۈچۈن <%s> ئىككى قېتىم بەلگىلەنگەن"

-#: ../src/ui/theme-parser.c:4334
+#: ../src/ui/theme-parser.c:4336
 #, c-format
 msgid "Failed to find a valid file for theme %s\n"
 msgstr "ئۆرنەك %s  ئۈچۈن ئىناۋەتلىك ھۆججەتنى تېپىش مەغلۇپ بولدى\n"
--- a/protocol/Makefile.am
+++ b/protocol/Makefile.am
@@ -0,0 +1 @@
+EXTRA_DIST = xserver.xml
--- a/protocol/xserver.xml
+++ b/protocol/xserver.xml
@@ -0,0 +1,18 @@
+<protocol name="xserver">
+
+  <interface name="xserver" version="1">
+    <request name="set_window_id">
+      <arg name="surface" type="object" interface="wl_surface"/>
+      <arg name="id" type="uint"/>
+    </request>
+
+    <event name="client">
+      <arg name="fd" type="fd"/>
+    </event>
+
+    <event name="listen_socket">
+      <arg name="fd" type="fd"/>
+    </event>
+  </interface>
+
+</protocol>
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,15 +1,16 @@
 # Flag build for parallelism; see https://savannah.gnu.org/patch/?6905
 .AUTOPARALLEL:

-lib_LTLIBRARIES = libmutter.la
+lib_LTLIBRARIES = libmutter-wayland.la

-SUBDIRS=wm-tester tools compositor/plugins
+SUBDIRS=compositor/plugins

 INCLUDES=								\
 	-DCLUTTER_ENABLE_EXPERIMENTAL_API				\
 	-DCOGL_ENABLE_EXPERIMENTAL_API					\
 	-DCOGL_ENABLE_EXPERIMENTAL_2_0_API                              \
 	$(MUTTER_CFLAGS)						\
+	-I$(top_builddir)						\
 	-I$(srcdir)							\
 	-I$(srcdir)/core						\
 	-I$(srcdir)/ui							\
@@ -29,11 +30,20 @@ INCLUDES=								\
 	-DMUTTER_PLUGIN_DIR=\"@MUTTER_PLUGIN_DIR@\"			\
 	-DGETTEXT_PACKAGE=\"$(GETTEXT_PACKAGE)\"

-mutter_built_sources = \
-	mutter-enum-types.h \
-	mutter-enum-types.c
+INCLUDES += \
+	-I$(srcdir)/wayland						\
+	-I$(builddir)/wayland						\
+	-DXWAYLAND_PATH='"@XWAYLAND_PATH@"'

-libmutter_la_SOURCES =				\
+mutter_built_sources = \
+	$(dbus_idle_built_sources)		\
+	mutter-enum-types.h 			\
+	mutter-enum-types.c			\
+	wayland/xserver-protocol.c		\
+	wayland/xserver-server-protocol.h	\
+	wayland/xserver-client-protocol.h
+
+libmutter_wayland_la_SOURCES =			\
 	core/async-getprop.c			\
 	core/async-getprop.h			\
 	core/barrier.c				\
@@ -62,6 +72,7 @@ libmutter_la_SOURCES =				\
 	compositor/meta-shadow-factory.c	\
 	compositor/meta-shadow-factory-private.h	\
 	compositor/meta-shaped-texture.c	\
+	compositor/meta-shaped-texture-private.h 	\
 	compositor/meta-texture-rectangle.c	\
 	compositor/meta-texture-rectangle.h	\
 	compositor/meta-texture-tower.c		\
@@ -110,6 +121,10 @@ libmutter_la_SOURCES =				\
 	core/keybindings.c			\
 	core/keybindings-private.h		\
 	core/main.c				\
+	core/meta-cursor-tracker.c		\
+	core/meta-cursor-tracker-private.h	\
+	core/meta-idle-monitor.c		\
+	core/meta-idle-monitor-private.h	\
 	core/mutter-Xatomtype.h			\
 	core/place.c				\
 	core/place.h				\
@@ -139,7 +154,6 @@ libmutter_la_SOURCES =				\
 	meta/common.h				\
 	core/core.h				\
 	ui/ui.h					\
-	inlinepixbufs.h				\
 	ui/frames.c				\
 	ui/frames.h				\
 	ui/menu.c				\
@@ -157,12 +171,26 @@ libmutter_la_SOURCES =				\
 	meta/theme.h				\
 	ui/theme-private.h			\
 	ui/ui.c					\
-	meta/preview-widget.h			\
-	ui/preview-widget.c			\
 	$(mutter_built_sources)

-libmutter_la_LDFLAGS = -no-undefined
-libmutter_la_LIBADD  = $(MUTTER_LIBS)
+libmutter_wayland_la_SOURCES +=			\
+	wayland/meta-wayland.c			\
+	wayland/meta-wayland-private.h		\
+	wayland/meta-xwayland-private.h		\
+	wayland/meta-xwayland.c			\
+	wayland/meta-wayland-data-device.c      \
+	wayland/meta-wayland-data-device.h      \
+	wayland/meta-wayland-keyboard.c		\
+	wayland/meta-wayland-keyboard.h		\
+	wayland/meta-wayland-pointer.c		\
+	wayland/meta-wayland-pointer.h		\
+	wayland/meta-wayland-seat.c		\
+	wayland/meta-wayland-seat.h		\
+	wayland/meta-wayland-stage.h		\
+	wayland/meta-wayland-stage.c
+
+libmutter_wayland_la_LDFLAGS = -no-undefined
+libmutter_wayland_la_LIBADD  = $(MUTTER_LIBS)

 # Headers installed for plugins; introspected information will
 # be extracted into Mutter-<version>.gir
@@ -181,6 +209,8 @@ libmutterinclude_base_headers =		\
 	meta/meta-background-actor.h		\
 	meta/meta-background-group.h		\
 	meta/meta-background.h			\
+	meta/meta-cursor-tracker.h		\
+	meta/meta-idle-monitor.h		\
 	meta/meta-plugin.h			\
 	meta/meta-shaped-texture.h		\
 	meta/meta-shadow-factory.h		\
@@ -196,22 +226,18 @@ libmutterinclude_base_headers =		\
 # Excluded from scanning for introspection but installed
 # atomnames.h: macros cause problems for scanning process
 libmutterinclude_extra_headers =		\
-	meta/preview-widget.h			\
 	meta/atomnames.h

-libmutterincludedir = $(includedir)/mutter/meta
+libmutterincludedir = $(includedir)/mutter-wayland/meta

 libmutterinclude_HEADERS =			\
 	$(libmutterinclude_base_headers)	\
 	$(libmutterinclude_extra_headers)

-mutter_theme_viewer_SOURCES=  \
-	ui/theme-viewer.c
+bin_PROGRAMS=mutter-wayland

-bin_PROGRAMS=mutter mutter-theme-viewer
-
-mutter_SOURCES = core/mutter.c
-mutter_LDADD = $(MUTTER_LIBS) libmutter.la
+mutter_wayland_SOURCES = core/mutter.c
+mutter_wayland_LDADD = $(MUTTER_LIBS) libmutter-wayland.la

 if HAVE_INTROSPECTION
 include $(INTROSPECTION_MAKEFILE)
@@ -233,43 +259,36 @@ typelib_DATA = Meta-$(api_version).typelib

 INTROSPECTION_GIRS = Meta-$(api_version).gir

-Meta-$(api_version).gir: libmutter.la
+Meta-$(api_version).gir: libmutter-wayland.la
@META_GIR@_INCLUDES = GObject-2.0 GDesktopEnums-3.0 Gdk-3.0 Gtk-3.0 Clutter-1.0 xlib-2.0 xfixes-4.0 Cogl-1.0
-@META_GIR@_EXPORT_PACKAGES = libmutter
+@META_GIR@_EXPORT_PACKAGES = libmutter-wayland
@META_GIR@_CFLAGS = $(INCLUDES)
-@META_GIR@_LIBS = libmutter.la
+@META_GIR@_LIBS = libmutter-wayland.la
@META_GIR@_FILES =				\
 	mutter-enum-types.h			\
 	$(libmutterinclude_base_headers)	\
-	$(filter %.c,$(libmutter_la_SOURCES))
+	$(filter %.c,$(libmutter_wayland_la_SOURCES))
@META_GIR@_SCANNERFLAGS = --warn-all --warn-error

 endif

-mutter_theme_viewer_LDADD= $(MUTTER_LIBS) libmutter.la
-
 testboxes_SOURCES = core/testboxes.c
 testgradient_SOURCES = ui/testgradient.c
 testasyncgetprop_SOURCES = core/testasyncgetprop.c

 noinst_PROGRAMS=testboxes testgradient testasyncgetprop

-testboxes_LDADD = $(MUTTER_LIBS) libmutter.la
-testgradient_LDADD = $(MUTTER_LIBS) libmutter.la
-testasyncgetprop_LDADD = $(MUTTER_LIBS) libmutter.la
+testboxes_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
+testgradient_LDADD = $(MUTTER_LIBS) libmutter-wayland.la
+testasyncgetprop_LDADD = $(MUTTER_LIBS) libmutter-wayland.la

@INTLTOOL_DESKTOP_RULE@

 desktopfilesdir=$(datadir)/applications
-desktopfiles_in_files=mutter.desktop.in
+desktopfiles_in_files=mutter-wayland.desktop.in
 desktopfiles_files=$(desktopfiles_in_files:.desktop.in=.desktop)
 desktopfiles_DATA = $(desktopfiles_files)

-wmpropertiesdir=$(datadir)/gnome/wm-properties
-wmproperties_in_files=mutter-wm.desktop.in
-wmproperties_files=$(wmproperties_in_files:.desktop.in=.desktop)
-wmproperties_DATA = $(wmproperties_files)
-
 xmldir       = @GNOME_KEYBINDINGS_KEYSDIR@
 xml_in_files = \
        50-mutter-navigation.xml.in	\
@@ -277,6 +296,8 @@ xml_in_files = \
        50-mutter-windows.xml.in
 xml_DATA     = $(xml_in_files:.xml.in=.xml)

+dbus_idle_built_sources = meta-dbus-idle-monitor.c meta-dbus-idle-monitor.h
+
 gsettings_SCHEMAS = org.gnome.mutter.gschema.xml
@INTLTOOL_XML_NOMERGE_RULE@
@GSETTINGS_RULES@
@@ -284,15 +305,8 @@ gsettings_SCHEMAS = org.gnome.mutter.gschema.xml
 convertdir = $(datadir)/GConf/gsettings
 convert_DATA = mutter-schemas.convert

-IMAGES=stock_maximize.png stock_minimize.png stock_delete.png
-VARIABLES=stock_maximize_data $(srcdir)/stock_maximize.png \
-          stock_minimize_data $(srcdir)/stock_minimize.png \
-          stock_delete_data $(srcdir)/stock_delete.png
-
-BUILT_SOURCES = inlinepixbufs.h
 CLEANFILES =					\
-	inlinepixbufs.h				\
-	mutter.desktop				\
+	mutter-wayland.desktop			\
 	mutter-wm.desktop			\
 	org.gnome.mutter.gschema.xml		\
 	$(xml_DATA)				\
@@ -300,12 +314,9 @@ CLEANFILES =					\
 	$(typelib_DATA)				\
 	$(gir_DATA)

-inlinepixbufs.h: $(IMAGES)
-	$(GDK_PIXBUF_CSOURCE) --raw --build-list $(VARIABLES) >$(srcdir)/inlinepixbufs.h
-
 pkgconfigdir = $(libdir)/pkgconfig

-pkgconfig_DATA = libmutter.pc mutter-plugins.pc
+pkgconfig_DATA = libmutter-wayland.pc

 EXTRA_DIST=$(desktopfiles_files) 	\
 	$(wmproperties_files)		\
@@ -315,12 +326,11 @@ EXTRA_DIST=$(desktopfiles_files) 	\
 	$(xml_in_files)			\
 	org.gnome.mutter.gschema.xml.in \
 	mutter-schemas.convert \
-	libmutter.pc.in \
-	mutter-plugins.pc.in  \
+	libmutter-wayland.pc.in \
 	mutter-enum-types.h.in \
 	mutter-enum-types.c.in

-BUILT_SOURCES += $(mutter_built_sources)
+BUILT_SOURCES = $(mutter_built_sources)
 MUTTER_STAMP_FILES = stamp-mutter-enum-types.h
 CLEANFILES += $(MUTTER_STAMP_FILES)

@@ -342,3 +352,23 @@ mutter-enum-types.c: stamp-mutter-enum-types.h mutter-enum-types.c.in
 	  $(libmutterinclude_base_headers) ) >> xgen-tetc && \
 	cp xgen-tetc mutter-enum-types.c && \
 	rm -f xgen-tetc
+
+dbus_idle_built_sources = meta-dbus-idle-monitor.c meta-dbus-idle-monitor.h
+
+$(dbus_idle_built_sources) : Makefile.am idle-monitor.xml
+	$(AM_V_GEN)gdbus-codegen							\
+		--interface-prefix org.gnome.Mutter					\
+		--c-namespace MetaDBus							\
+		--generate-c-code meta-dbus-idle-monitor				\
+		--c-generate-object-manager						\
+		$(srcdir)/idle-monitor.xml
+
+wayland/%-protocol.c : $(top_builddir)/protocol/%.xml
+	mkdir -p wayland
+	$(AM_V_GEN)$(WAYLAND_SCANNER) code < $< > $@
+wayland/%-server-protocol.h : $(top_builddir)/protocol/%.xml
+	mkdir -p wayland
+	$(AM_V_GEN)$(WAYLAND_SCANNER) server-header < $< > $@
+wayland/%-client-protocol.h : $(top_builddir)/protocol/%.xml
+	mkdir -p wayland
+	$(AM_V_GEN)$(WAYLAND_SCANNER) client-header < $< > $@
--- a/src/compositor/compositor-private.h
+++ b/src/compositor/compositor-private.h
@@ -66,8 +66,6 @@ void meta_switch_workspace_completed (MetaScreen    *screen);

 gboolean meta_begin_modal_for_plugin (MetaScreen       *screen,
                                      MetaPlugin       *plugin,
-                                      Window            grab_window,
-                                      Cursor            cursor,
                                      MetaModalOptions  options,
                                      guint32           timestamp);
 void     meta_end_modal_for_plugin   (MetaScreen       *screen,
--- a/src/compositor/compositor.c
+++ b/src/compositor/compositor.c
@@ -53,17 +53,15 @@
 *
 * # Containers #
 *
- * There's three containers in the stage that can be used to place actors, here
+ * There's two containers in the stage that are used to place window actors, here
 * are listed in the order in which they are painted:
 *
 * - window group, accessible with meta_get_window_group_for_screen()
 * - top window group, accessible with meta_get_top_window_group_for_screen()
- * - overlay group, accessible with meta_get_overlay_group_for_screen()
 *
 * Mutter will place actors representing windows in the window group, except for
 * override-redirect windows (ie. popups and menus) which will be placed in the
- * top window group. Mutter won't put any actors in the overlay group, but it's
- * intended for compositors to place there panel, dashes, status bars, etc.
+ * top window group.
 */

 #include <config.h>
@@ -86,6 +84,7 @@
 #include "meta-window-group.h"
 #include "window-private.h" /* to check window->hidden */
 #include "display-private.h" /* for meta_display_lookup_x_window() */
+#include "meta-wayland-private.h"
 #include <X11/extensions/shape.h>
 #include <X11/extensions/Xcomposite.h>

@@ -174,7 +173,7 @@ process_damage (MetaCompositor     *compositor,
  if (window_actor == NULL)
    return;

-  meta_window_actor_process_damage (window_actor, event);
+  meta_window_actor_process_x11_damage (window_actor, event);
 }

 static void
@@ -255,23 +254,6 @@ meta_get_stage_for_screen (MetaScreen *screen)
  return info->stage;
 }

-/**
- * meta_get_overlay_group_for_screen:
- * @screen: a #MetaScreen
- *
- * Returns: (transfer none): The overlay group corresponding to @screen
- */
-ClutterActor *
-meta_get_overlay_group_for_screen (MetaScreen *screen)
-{
-  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-
-  if (!info)
-    return NULL;
-
-  return info->overlay_group;
-}
-
 /**
 * meta_get_window_group_for_screen:
 * @screen: a #MetaScreen
@@ -346,29 +328,37 @@ void
 meta_set_stage_input_region (MetaScreen   *screen,
                             XserverRegion region)
 {
-  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-  MetaDisplay  *display = meta_screen_get_display (screen);
-  Display      *xdpy    = meta_display_get_xdisplay (display);
+  /* As a wayland compositor we can simply ignore all this trickery
+   * for setting an input region on the stage for capturing events in
+   * clutter since all input comes to us first and we get to choose
+   * who else sees them.
+   */
+  if (!meta_is_wayland_compositor ())
+    {
+      MetaCompScreen *info = meta_screen_get_compositor_data (screen);
+      MetaDisplay  *display = meta_screen_get_display (screen);
+      Display      *xdpy    = meta_display_get_xdisplay (display);

-  if (info->stage && info->output)
-    {
-      do_set_stage_input_region (screen, region);
+      if (info->stage && info->output)
+        {
+          do_set_stage_input_region (screen, region);
+        }
+      else 
+        {
+          /* Reset info->pending_input_region if one existed before and set the new
+           * one to use it later. */ 
+          if (info->pending_input_region)
+            {
+              XFixesDestroyRegion (xdpy, info->pending_input_region);
+              info->pending_input_region = None;
+            }
+          if (region != None)
+            {
+              info->pending_input_region = XFixesCreateRegion (xdpy, NULL, 0);
+              XFixesCopyRegion (xdpy, info->pending_input_region, region);
+            }
+        } 
    }
-  else 
-    {
-      /* Reset info->pending_input_region if one existed before and set the new
-       * one to use it later. */ 
-      if (info->pending_input_region)
-        {
-          XFixesDestroyRegion (xdpy, info->pending_input_region);
-          info->pending_input_region = None;
-        }
-      if (region != None)
-        {
-          info->pending_input_region = XFixesCreateRegion (xdpy, NULL, 0);
-          XFixesCopyRegion (xdpy, info->pending_input_region, region);
-        }
-    } 
 }

 void
@@ -388,11 +378,55 @@ meta_empty_stage_input_region (MetaScreen *screen)
  meta_set_stage_input_region (screen, region);
 }

+void
+meta_focus_stage_window (MetaScreen *screen,
+                         guint32     timestamp)
+{
+  ClutterStage *stage;
+  Window window;
+
+  stage = CLUTTER_STAGE (meta_get_stage_for_screen (screen));
+  if (!stage)
+    return;
+
+  if (!meta_is_wayland_compositor ())
+    {
+      window = clutter_x11_get_stage_window (stage);
+
+      if (window == None)
+        return;
+
+      meta_display_set_input_focus_xwindow (screen->display,
+                                            screen,
+                                            META_FOCUS_STAGE,
+                                            window,
+                                            timestamp);
+    }
+  else
+    {
+      meta_display_set_input_focus_xwindow (screen->display,
+                                            screen,
+                                            META_FOCUS_STAGE,
+                                            None,
+                                            timestamp);
+    }
+}
+
+gboolean
+meta_stage_is_focused (MetaScreen *screen)
+{
+  ClutterStage *stage;
+
+  stage = CLUTTER_STAGE (meta_get_stage_for_screen (screen));
+  if (!stage)
+    return FALSE;
+
+  return (screen->display->focus_type == META_FOCUS_STAGE);
+}
+
 gboolean
 meta_begin_modal_for_plugin (MetaScreen       *screen,
                             MetaPlugin       *plugin,
-                             Window            grab_window,
-                             Cursor            cursor,
                             MetaModalOptions  options,
                             guint32           timestamp)
 {
@@ -403,10 +437,19 @@ meta_begin_modal_for_plugin (MetaScreen       *screen,
  MetaDisplay    *display    = meta_screen_get_display (screen);
  Display        *xdpy       = meta_display_get_xdisplay (display);
  MetaCompositor *compositor = display->compositor;
+  ClutterStage *stage;
+  Window grab_window;
+  Cursor cursor = None;
  gboolean pointer_grabbed = FALSE;
  gboolean keyboard_grabbed = FALSE;
  int result;

+  stage = CLUTTER_STAGE (meta_get_stage_for_screen (screen));
+  if (!stage)
+    return FALSE;
+
+  grab_window = clutter_x11_get_stage_window (stage);
+
  if (compositor->modal_plugin != NULL || display->grab_op != META_GRAB_OP_NONE)
    return FALSE;

@@ -514,20 +557,20 @@ meta_check_end_modal (MetaScreen *screen)
    {
      meta_end_modal_for_plugin (screen,
                                   compositor->modal_plugin,
-                                   CurrentTime);
+
+                                 CurrentTime);
    }
 }

-static gboolean
-after_stage_paint (gpointer data)
+static void
+after_stage_paint (ClutterStage *stage,
+                   gpointer      data)
 {
  MetaCompScreen *info = (MetaCompScreen*) data;
  GList *l;

  for (l = info->windows; l; l = l->next)
    meta_window_actor_post_paint (l->data);
-
-  return TRUE;
 }

 static void
@@ -541,6 +584,11 @@ redirect_windows (MetaCompositor *compositor,
  guint        n_retries;
  guint        max_retries;

+  /* If we're running with wayland, connected to a headless xwayland
+   * server then all the windows are implicitly redirected offscreen
+   * already and it would generate an error to try and explicitly
+   * redirect them via XCompositeRedirectSubwindows() */
+
  if (meta_get_replace_current_wm ())
    max_retries = 5;
  else
@@ -583,6 +631,7 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
  Display        *xdisplay      = meta_display_get_xdisplay (display);
  Window          xwin;
  gint            width, height;
+  MetaWaylandCompositor *wayland_compositor;

  /* Check if the screen is already managed */
  if (meta_screen_get_compositor_data (screen))
@@ -595,7 +644,14 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
   * We have to initialize info->pending_input_region to an empty region explicitly, 
   * because None value is used to mean that the whole screen is an input region.
   */
-  info->pending_input_region = XFixesCreateRegion (xdisplay, NULL, 0);
+  if (!meta_is_wayland_compositor ())
+    info->pending_input_region = XFixesCreateRegion (xdisplay, NULL, 0);
+  else
+    {
+      /* Stage input region trickery isn't needed when we're running as a
+       * wayland compositor. */
+      info->pending_input_region = None;
+    }

  info->screen = screen;

@@ -606,106 +662,129 @@ meta_compositor_manage_screen (MetaCompositor *compositor,

  meta_screen_set_cm_selection (screen);

-  info->stage = clutter_stage_new ();
+  /* We will have already created a stage if running as a wayland
+   * compositor... */
+  if (meta_is_wayland_compositor ())
+    {
+      wayland_compositor = meta_wayland_compositor_get_default ();
+      info->stage = wayland_compositor->stage;
+    }
+  else
+    {
+      info->stage = clutter_stage_new ();

-  clutter_threads_add_repaint_func_full (CLUTTER_REPAINT_FLAGS_POST_PAINT,
-                                         after_stage_paint,
-                                         info, NULL);
+      meta_screen_get_size (screen, &width, &height);
+      clutter_actor_realize (info->stage);
+
+      xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
+
+      XResizeWindow (xdisplay, xwin, width, height);
+
+        {
+          long event_mask;
+          unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
+          XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
+          XWindowAttributes attr;
+
+          meta_core_add_old_event_mask (xdisplay, xwin, &mask);
+
+          XISetMask (mask.mask, XI_KeyPress);
+          XISetMask (mask.mask, XI_KeyRelease);
+          XISetMask (mask.mask, XI_ButtonPress);
+          XISetMask (mask.mask, XI_ButtonRelease);
+          XISetMask (mask.mask, XI_Enter);
+          XISetMask (mask.mask, XI_Leave);
+          XISetMask (mask.mask, XI_FocusIn);
+          XISetMask (mask.mask, XI_FocusOut);
+          XISetMask (mask.mask, XI_Motion);
+          XIClearMask (mask.mask, XI_TouchBegin);
+          XIClearMask (mask.mask, XI_TouchEnd);
+          XIClearMask (mask.mask, XI_TouchUpdate);
+          XISelectEvents (xdisplay, xwin, &mask, 1);
+
+          event_mask = ExposureMask | PropertyChangeMask | StructureNotifyMask;
+          if (XGetWindowAttributes (xdisplay, xwin, &attr))
+            event_mask |= attr.your_event_mask;
+
+          XSelectInput (xdisplay, xwin, event_mask);
+        }
+    }
+
+  clutter_stage_set_paint_callback (CLUTTER_STAGE (info->stage),
+                                    after_stage_paint,
+                                    info,
+                                    NULL);

  clutter_stage_set_sync_delay (CLUTTER_STAGE (info->stage), META_SYNC_DELAY);

-  meta_screen_get_size (screen, &width, &height);
-  clutter_actor_realize (info->stage);
-
-  xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
-
-  XResizeWindow (xdisplay, xwin, width, height);
-
-  {
-    long event_mask;
-    unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-    XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-    XWindowAttributes attr;
-
-    meta_core_add_old_event_mask (xdisplay, xwin, &mask);
-
-    XISetMask (mask.mask, XI_KeyPress);
-    XISetMask (mask.mask, XI_KeyRelease);
-    XISetMask (mask.mask, XI_ButtonPress);
-    XISetMask (mask.mask, XI_ButtonRelease);
-    XISetMask (mask.mask, XI_Enter);
-    XISetMask (mask.mask, XI_Leave);
-    XISetMask (mask.mask, XI_FocusIn);
-    XISetMask (mask.mask, XI_FocusOut);
-    XISetMask (mask.mask, XI_Motion);
-    XISelectEvents (xdisplay, xwin, &mask, 1);
-
-    event_mask = ExposureMask | PropertyChangeMask | StructureNotifyMask;
-    if (XGetWindowAttributes (xdisplay, xwin, &attr))
-      event_mask |= attr.your_event_mask;
-
-    XSelectInput (xdisplay, xwin, event_mask);
-  }
-
  info->window_group = meta_window_group_new (screen);
  info->top_window_group = meta_window_group_new (screen);
-  info->overlay_group = clutter_actor_new ();

  clutter_actor_add_child (info->stage, info->window_group);
  clutter_actor_add_child (info->stage, info->top_window_group);
-  clutter_actor_add_child (info->stage, info->overlay_group);

  info->plugin_mgr = meta_plugin_manager_new (screen);

-  /*
-   * Delay the creation of the overlay window as long as we can, to avoid
-   * blanking out the screen. This means that during the plugin loading, the
-   * overlay window is not accessible; if the plugin needs to access it
-   * directly, it should hook into the "show" signal on stage, and do
-   * its stuff there.
-   */
-  info->output = get_output_window (screen);
-  XReparentWindow (xdisplay, xwin, info->output, 0, 0);
-
- /* Make sure there isn't any left-over output shape on the 
-  * overlay window by setting the whole screen to be an
-  * output region.
-  * 
-  * Note: there doesn't seem to be any real chance of that
-  *  because the X server will destroy the overlay window
-  *  when the last client using it exits.
-  */
-  XFixesSetWindowShapeRegion (xdisplay, info->output, ShapeBounding, 0, 0, None);
-
-  do_set_stage_input_region (screen, info->pending_input_region);
-  if (info->pending_input_region != None)
+  if (meta_is_wayland_compositor ())
    {
-      XFixesDestroyRegion (xdisplay, info->pending_input_region);
-      info->pending_input_region = None;
+      /* NB: When running as a wayland compositor we don't need an X
+       * composite overlay window, and we don't need to play any input
+       * region tricks to redirect events into clutter. */
+      info->output = None;
    }
+  else
+    {
+      /*
+       * Delay the creation of the overlay window as long as we can, to avoid
+       * blanking out the screen. This means that during the plugin loading, the
+       * overlay window is not accessible; if the plugin needs to access it
+       * directly, it should hook into the "show" signal on stage, and do
+       * its stuff there.
+       */
+      info->output = get_output_window (screen);
+      XReparentWindow (xdisplay, xwin, info->output, 0, 0);

-  clutter_actor_show (info->overlay_group);
+      /* Make sure there isn't any left-over output shape on the 
+       * overlay window by setting the whole screen to be an
+       * output region.
+       * 
+       * Note: there doesn't seem to be any real chance of that
+       *  because the X server will destroy the overlay window
+       *  when the last client using it exits.
+       */
+      XFixesSetWindowShapeRegion (xdisplay, info->output, ShapeBounding, 0, 0, None);

-  /* Map overlay window before redirecting windows offscreen so we catch their
-   * contents until we show the stage.
-   */
-  XMapWindow (xdisplay, info->output);
+      do_set_stage_input_region (screen, info->pending_input_region);
+      if (info->pending_input_region != None)
+        {
+          XFixesDestroyRegion (xdisplay, info->pending_input_region);
+          info->pending_input_region = None;
+        }

-  redirect_windows (compositor, screen);
+      /* Map overlay window before redirecting windows offscreen so we catch their
+       * contents until we show the stage.
+       */
+      XMapWindow (xdisplay, info->output);
+
+      redirect_windows (compositor, screen);
+    }
 }

 void
 meta_compositor_unmanage_screen (MetaCompositor *compositor,
                                 MetaScreen     *screen)
 {
-  MetaDisplay    *display       = meta_screen_get_display (screen);
-  Display        *xdisplay      = meta_display_get_xdisplay (display);
-  Window          xroot         = meta_screen_get_xroot (screen);
+  if (!meta_is_wayland_compositor ())
+    {
+      MetaDisplay    *display       = meta_screen_get_display (screen);
+      Display        *xdisplay      = meta_display_get_xdisplay (display);
+      Window          xroot         = meta_screen_get_xroot (screen);

-  /* This is the most important part of cleanup - we have to do this
-   * before giving up the window manager selection or the next
-   * window manager won't be able to redirect subwindows */
-  XCompositeUnredirectSubwindows (xdisplay, xroot, CompositeRedirectManual);
+      /* This is the most important part of cleanup - we have to do this
+       * before giving up the window manager selection or the next
+       * window manager won't be able to redirect subwindows */
+      XCompositeUnredirectSubwindows (xdisplay, xroot, CompositeRedirectManual);
+    }
 }

 /*
@@ -777,15 +856,18 @@ meta_compositor_remove_window (MetaCompositor *compositor,
  if (!window_actor)
    return;

-  screen = meta_window_get_screen (window);
-  info = meta_screen_get_compositor_data (screen);
-
-  if (window_actor == info->unredirected_window)
+  if (!meta_is_wayland_compositor ())
    {
-      meta_window_actor_set_redirected (window_actor, TRUE);
-      meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
-                                 NULL);
-      info->unredirected_window = NULL;
+      screen = meta_window_get_screen (window);
+      info = meta_screen_get_compositor_data (screen);
+
+      if (window_actor == info->unredirected_window)
+        {
+          meta_window_actor_set_redirected (window_actor, TRUE);
+          meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
+                                     NULL);
+          info->unredirected_window = NULL;
+        }
    }

  meta_window_actor_destroy (window_actor);
@@ -845,8 +927,8 @@ is_grabbed_event (MetaDisplay *display,
 }

 void
-meta_compositor_window_shape_changed (MetaCompositor *compositor,
-                                      MetaWindow     *window)
+meta_compositor_window_x11_shape_changed (MetaCompositor *compositor,
+                                          MetaWindow     *window)
 {
  MetaWindowActor *window_actor;
  window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (window));
@@ -972,7 +1054,8 @@ meta_compositor_process_event (MetaCompositor *compositor,
      break;

    default:
-      if (event->type == meta_display_get_damage_event_base (compositor->display) + XDamageNotify)
+      if (!meta_is_wayland_compositor () &&
+          event->type == meta_display_get_damage_event_base (compositor->display) + XDamageNotify)
        {
          /* Core code doesn't handle damage events, so we need to extract the MetaWindow
           * ourselves
@@ -991,7 +1074,7 @@ meta_compositor_process_event (MetaCompositor *compositor,

  /* Clutter needs to know about MapNotify events otherwise it will
     think the stage is invisible */
-  if (event->type == MapNotify)
+  if (!meta_is_wayland_compositor () && event->type == MapNotify)
    clutter_x11_handle_event (event);

  /* The above handling is basically just "observing" the events, so we return
@@ -1333,22 +1416,33 @@ meta_compositor_sync_screen_size (MetaCompositor  *compositor,
 				  guint		   width,
 				  guint		   height)
 {
-  MetaDisplay    *display = meta_screen_get_display (screen);
-  MetaCompScreen *info    = meta_screen_get_compositor_data (screen);
-  Display        *xdisplay;
-  Window          xwin;
+  if (meta_is_wayland_compositor ())
+    {
+      /* It's not clear at the moment how we will be dealing with screen
+       * resizing as a Wayland compositor so for now just abort if we
+       * hit this code. */
+      g_critical ("Unexpected call to meta_compositor_sync_screen_size() "
+                  "when running as a wayland compositor");
+    }
+  else
+    {
+      MetaDisplay    *display = meta_screen_get_display (screen);
+      MetaCompScreen *info    = meta_screen_get_compositor_data (screen);
+      Display        *xdisplay;
+      Window          xwin;

-  DEBUG_TRACE ("meta_compositor_sync_screen_size\n");
-  g_return_if_fail (info);
+      DEBUG_TRACE ("meta_compositor_sync_screen_size\n");
+      g_return_if_fail (info);

-  xdisplay = meta_display_get_xdisplay (display);
-  xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
+      xdisplay = meta_display_get_xdisplay (display);
+      xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));

-  XResizeWindow (xdisplay, xwin, width, height);
+      XResizeWindow (xdisplay, xwin, width, height);

-  meta_verbose ("Changed size for stage on screen %d to %dx%d\n",
-		meta_screen_get_screen_number (screen),
-		width, height);
+      meta_verbose ("Changed size for stage on screen %d to %dx%d\n",
+                    meta_screen_get_screen_number (screen),
+                    width, height);
+    }
 }

 static void
@@ -1412,29 +1506,32 @@ pre_paint_windows (MetaCompScreen *info)
  if (info->windows == NULL)
    return;

-  top_window = g_list_last (info->windows)->data;
-
-  if (meta_window_actor_should_unredirect (top_window) &&
-      info->disable_unredirect_count == 0)
-    expected_unredirected_window = top_window;
-
-  if (info->unredirected_window != expected_unredirected_window)
+  if (!meta_is_wayland_compositor ())
    {
-      if (info->unredirected_window != NULL)
-        {
-          meta_window_actor_set_redirected (info->unredirected_window, TRUE);
-          meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
-                                     NULL);
-        }
+      top_window = g_list_last (info->windows)->data;

-      if (expected_unredirected_window != NULL)
-        {
-          meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (top_window)),
-                                     meta_window_actor_get_meta_window (top_window));
-          meta_window_actor_set_redirected (top_window, FALSE);
-        }
+      if (meta_window_actor_should_unredirect (top_window) &&
+          info->disable_unredirect_count == 0)
+        expected_unredirected_window = top_window;

-      info->unredirected_window = expected_unredirected_window;
+      if (info->unredirected_window != expected_unredirected_window)
+        {
+          if (info->unredirected_window != NULL)
+            {
+              meta_window_actor_set_redirected (info->unredirected_window, TRUE);
+              meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (info->unredirected_window)),
+                                         NULL);
+            }
+
+          if (expected_unredirected_window != NULL)
+            {
+              meta_shape_cow_for_window (meta_window_get_screen (meta_window_actor_get_meta_window (top_window)),
+                                         meta_window_actor_get_meta_window (top_window));
+              meta_window_actor_set_redirected (top_window, FALSE);
+            }
+
+          info->unredirected_window = expected_unredirected_window;
+        }
    }

  for (l = info->windows; l; l = l->next)
@@ -1566,8 +1663,10 @@ void
 meta_enable_unredirect_for_screen (MetaScreen *screen)
 {
  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-  if (info != NULL)
-   info->disable_unredirect_count = MAX(0, info->disable_unredirect_count - 1);
+  if (info != NULL && info->disable_unredirect_count == 0)
+    g_warning ("Called enable_unredirect_for_screen while unredirection is enabled.");
+  if (info != NULL && info->disable_unredirect_count > 0)
+   info->disable_unredirect_count = info->disable_unredirect_count - 1;
 }

 #define FLASH_TIME_MS 50
--- a/src/compositor/meta-background.c
+++ b/src/compositor/meta-background.c
@@ -39,41 +39,6 @@
 #include <meta/meta-background.h>
 #include "meta-background-actor-private.h"

-#define TEXTURE_LOOKUP_SHADER_DECLARATIONS                                     \
-"uniform vec2 pixel_step;\n"                                                   \
-"vec4 apply_blur(in sampler2D texture, in vec2 coordinates) {\n"               \
-" vec4 texel;\n"                                                               \
-" texel  = texture2D(texture, coordinates.st);\n"                                \
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(-1.0, -1.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2( 0.0, -1.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(+1.0, -1.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(-1.0,  0.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(+1.0,  0.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(-1.0, +1.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2( 0.0, +1.0));\n"\
-" texel += texture2D(texture, coordinates.st + pixel_step * vec2(+1.0, +1.0));\n"\
-" texel /= 9.0;\n"                                                             \
-" return texel;\n"                                                             \
-"}\n"                                                                          \
-"uniform float saturation;\n"                                                  \
-"vec3 desaturate(const vec3 color)\n"                                          \
-"{\n"                                                                          \
-"   const vec3 gray_conv = vec3(0.299, 0.587, 0.114);\n"                       \
-"   vec3 gray = vec3(dot(gray_conv, color));\n"                                \
-"   return vec3(mix(color.rgb, gray, 1.0 - saturation));\n"                    \
-"}\n"                                                                          \
-
-/* Used when we don't have a blur, as the texel is going to be junk
- * unless we set something to it. */
-#define DESATURATE_PRELUDE                                                     \
-"cogl_texel = texture2D(cogl_sampler, cogl_tex_coord.st);\n"
-
-#define DESATURATE_CODE                                                        \
-"cogl_texel.rgb = desaturate(cogl_texel.rgb);\n"
-
-#define BLUR_CODE                                                              \
-"cogl_texel = apply_blur(cogl_sampler, cogl_tex_coord.st);\n"
-
 #define FRAGMENT_SHADER_DECLARATIONS                                           \
 "uniform vec2 texture_scale;\n"                                                \
 "uniform vec2 actor_size;\n"                                                   \
@@ -96,7 +61,6 @@
 *
 * This object provides a ClutterContent object to assist in sharing between actors.
 */
-typedef struct _MetaBackgroundPrivate MetaBackgroundPrivate;

 struct _MetaBackgroundPrivate
 {
@@ -116,7 +80,6 @@ struct _MetaBackgroundPrivate

  float brightness;
  float vignette_sharpness;
-  float saturation;
 };

 enum
@@ -126,7 +89,6 @@ enum
  PROP_EFFECTS,
  PROP_BRIGHTNESS,
  PROP_VIGNETTE_SHARPNESS,
-  PROP_SATURATION
 };

 static void clutter_content_iface_init (ClutterContentIface *iface);
@@ -136,7 +98,6 @@ G_DEFINE_TYPE_WITH_CODE (MetaBackground, meta_background, G_TYPE_OBJECT,
                         G_IMPLEMENT_INTERFACE (CLUTTER_TYPE_CONTENT,
                                                clutter_content_iface_init))

-
 static gboolean
 meta_background_get_preferred_size (ClutterContent *content,
                                    gfloat         *width,
@@ -367,25 +328,6 @@ clip_region_to_actor_box (cairo_region_t  *region,
  cairo_region_intersect_rectangle (region, &clip_rect);
 }

-static void
-set_blur_parameters (MetaBackground  *self,
-                     ClutterActorBox *actor_box)
-{
-  MetaBackgroundPrivate *priv = self->priv;
-  float pixel_step[2];
-
-  if (!(priv->effects & META_BACKGROUND_EFFECTS_BLUR))
-    return;
-
-  pixel_step[0] = 1.0 / (actor_box->x2 - actor_box->x1);
-  pixel_step[1] = 1.0 / (actor_box->y2 - actor_box->y1);
-
-  cogl_pipeline_set_uniform_float (priv->pipeline,
-                                   cogl_pipeline_get_uniform_location (priv->pipeline,
-                                                                       "pixel_step"),
-                                   2, 1, pixel_step);
-}
-
 static void
 set_vignette_parameters (MetaBackground        *self,
                         ClutterActorBox       *actor_box,
@@ -447,8 +389,6 @@ meta_background_paint_content (ClutterContent   *content,

  clutter_actor_get_content_box (actor, &actor_box);

-  set_blur_parameters (self, &actor_box);
-
  /* First figure out where on the monitor the texture is supposed to be painted.
   * If the actor is not the size of the monitor, this function makes sure to scale
   * everything down to fit in the actor.
@@ -532,6 +472,17 @@ meta_background_dispose (GObject *object)
  G_OBJECT_CLASS (meta_background_parent_class)->dispose (object);
 }

+static void
+meta_background_finalize (GObject *object)
+{
+  MetaBackground        *self = META_BACKGROUND (object);
+  MetaBackgroundPrivate *priv = self->priv;
+
+  g_free (priv->filename);
+
+  G_OBJECT_CLASS (meta_background_parent_class)->finalize (object);
+}
+
 static void
 ensure_pipeline (MetaBackground *self)
 {
@@ -589,74 +540,22 @@ set_vignette_sharpness (MetaBackground *self,
  g_object_notify (G_OBJECT (self), "vignette-sharpness");
 }

-static void
-set_saturation (MetaBackground *self,
-                gfloat          saturation)
-{
-  MetaBackgroundPrivate *priv = self->priv;
-
-  if (priv->saturation == saturation)
-    return;
-
-  priv->saturation = saturation;
-
-  ensure_pipeline (self);
-
-  cogl_pipeline_set_uniform_1f (priv->pipeline,
-				cogl_pipeline_get_uniform_location (priv->pipeline,
-								    "saturation"),
-				priv->saturation);
-
-
-  clutter_content_invalidate (CLUTTER_CONTENT (self));
-
-  g_object_notify (G_OBJECT (self), "saturation");
-}
-
-static void
-add_texture_lookup_shader (MetaBackground *self)
-{
-  MetaBackgroundPrivate *priv = self->priv;
-  CoglSnippet *snippet;
-  const char *code = NULL;
-
-  if ((priv->effects & META_BACKGROUND_EFFECTS_BLUR) &&
-      (priv->effects & META_BACKGROUND_EFFECTS_DESATURATE))
-    code = BLUR_CODE "\n" DESATURATE_CODE;
-  else if (priv->effects & META_BACKGROUND_EFFECTS_BLUR)
-    code = BLUR_CODE;
-  else if (priv->effects & META_BACKGROUND_EFFECTS_DESATURATE)
-    code = DESATURATE_PRELUDE "\n" DESATURATE_CODE;
-  else
-    return;
-
-  ensure_pipeline (self);
-
-  snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_TEXTURE_LOOKUP,
-                              TEXTURE_LOOKUP_SHADER_DECLARATIONS,
-                              NULL);
-  cogl_snippet_set_replace (snippet, code);
-  cogl_pipeline_add_layer_snippet (priv->pipeline, 0, snippet);
-  cogl_object_unref (snippet);
-
-  if (priv->effects & META_BACKGROUND_EFFECTS_DESATURATE)
-      cogl_pipeline_set_uniform_1f (priv->pipeline,
-                                    cogl_pipeline_get_uniform_location (priv->pipeline,
-                                                                        "saturation"),
-                                    priv->saturation);
-}
-
 static void
 add_vignette (MetaBackground *self)
 {
  MetaBackgroundPrivate *priv = self->priv;
-  CoglSnippet *snippet;
+  static CoglSnippet *snippet = NULL;

  ensure_pipeline (self);

-  snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_FRAGMENT, FRAGMENT_SHADER_DECLARATIONS, VIGNETTE_CODE);
+  /* Cogl automatically caches pipelines with no eviction policy,
+   * so we need to prevent identical pipelines from getting cached
+   * separately, by reusing the same fragement shader snippet.
+   */
+  if (snippet == NULL)
+    snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_FRAGMENT, FRAGMENT_SHADER_DECLARATIONS, VIGNETTE_CODE);
+
  cogl_pipeline_add_snippet (priv->pipeline, snippet);
-  cogl_object_unref (snippet);

  cogl_pipeline_set_uniform_1f (priv->pipeline,
                                cogl_pipeline_get_uniform_location (priv->pipeline,
@@ -677,10 +576,6 @@ set_effects (MetaBackground        *self,

  priv->effects = effects;

-  if ((priv->effects & META_BACKGROUND_EFFECTS_BLUR) ||
-      (priv->effects & META_BACKGROUND_EFFECTS_DESATURATE))
-    add_texture_lookup_shader (self);
-
  if ((priv->effects & META_BACKGROUND_EFFECTS_VIGNETTE))
    add_vignette (self);

@@ -713,9 +608,6 @@ meta_background_set_property (GObject      *object,
    case PROP_VIGNETTE_SHARPNESS:
      set_vignette_sharpness (self, g_value_get_float (value));
      break;
-    case PROP_SATURATION:
-      set_saturation (self, g_value_get_float (value));
-      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
@@ -747,9 +639,6 @@ meta_background_get_property (GObject      *object,
    case PROP_VIGNETTE_SHARPNESS:
      g_value_set_float (value, priv->vignette_sharpness);
      break;
-    case PROP_SATURATION:
-      g_value_set_float (value, priv->saturation);
-      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
@@ -765,6 +654,7 @@ meta_background_class_init (MetaBackgroundClass *klass)
  g_type_class_add_private (klass, sizeof (MetaBackgroundPrivate));

  object_class->dispose = meta_background_dispose;
+  object_class->finalize = meta_background_finalize;
  object_class->set_property = meta_background_set_property;
  object_class->get_property = meta_background_get_property;

@@ -804,17 +694,9 @@ meta_background_class_init (MetaBackgroundClass *klass)
                                   G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
  g_object_class_install_property (object_class, PROP_VIGNETTE_SHARPNESS, param_spec);

-  param_spec = g_param_spec_float ("saturation",
-                                   "saturation",
-                                   "Values less than 1.0 grays background",
-                                   0.0, 1.0,
-                                   1.0,
-                                   G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
-  g_object_class_install_property (object_class, PROP_SATURATION, param_spec);
-
  param_spec = g_param_spec_flags ("effects",
                                   "Effects",
-                                   "Set to alter saturation, to blur, etc",
+                                   "Set to enable vignette",
 				   meta_background_effects_get_type (),
                                   META_BACKGROUND_EFFECTS_NONE,
                                   G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
@@ -833,7 +715,8 @@ static void
 unset_texture (MetaBackground *self)
 {
  MetaBackgroundPrivate *priv = self->priv;
-  cogl_pipeline_set_layer_texture (priv->pipeline, 0, NULL);
+  if (priv->pipeline != NULL)
+    cogl_pipeline_set_layer_texture (priv->pipeline, 0, NULL);

  g_clear_pointer (&priv->texture,
                   (GDestroyNotify)
@@ -1129,6 +1012,7 @@ meta_background_load_file_async (MetaBackground          *self,
    g_task_set_task_data (task, task_data, (GDestroyNotify) load_file_task_data_free);

    g_task_run_in_thread (task, (GTaskThreadFunc) load_file);
+    g_object_unref (task);
 }

 /**
@@ -1155,6 +1039,7 @@ meta_background_load_file_finish (MetaBackground  *self,
  int width, height, row_stride;
  guchar *pixels;
  gboolean has_alpha;
+  gboolean loaded = FALSE;

  g_return_val_if_fail (g_task_is_valid (result, self), FALSE);

@@ -1163,7 +1048,7 @@ meta_background_load_file_finish (MetaBackground  *self,
  pixbuf = g_task_propagate_pointer (task, error);

  if (pixbuf == NULL)
-    return FALSE;
+    goto out;

  task_data = g_task_get_task_data (task);

@@ -1175,7 +1060,7 @@ meta_background_load_file_finish (MetaBackground  *self,

  texture = cogl_texture_new_from_data (width,
                                        height,
-                                        COGL_TEXTURE_NO_SLICING,
+                                        COGL_TEXTURE_NO_ATLAS,
                                        has_alpha ?
                                        COGL_PIXEL_FORMAT_RGBA_8888 :
                                        COGL_PIXEL_FORMAT_RGB_888,
@@ -1189,7 +1074,7 @@ meta_background_load_file_finish (MetaBackground  *self,
                           COGL_BITMAP_ERROR,
                           COGL_BITMAP_ERROR_FAILED,
                           _("background texture could not be created from file"));
-      return FALSE;
+      goto out;
    }

  cogl_object_set_user_data (COGL_OBJECT (texture),
@@ -1205,8 +1090,12 @@ meta_background_load_file_finish (MetaBackground  *self,
  set_texture (self, texture);

  clutter_content_invalidate (CLUTTER_CONTENT (self));
+  loaded = TRUE;

-  return TRUE;
+out:
+  if (pixbuf != NULL)
+    g_object_unref (pixbuf);
+  return loaded;
 }

 /**
@@ -1250,15 +1139,11 @@ meta_background_copy (MetaBackground        *self,
      background->priv->pipeline = cogl_pipeline_copy (self->priv->pipeline);
      background->priv->texture = cogl_object_ref (self->priv->texture);
      background->priv->style = self->priv->style;
-      background->priv->saturation = self->priv->saturation;

      if (effects != self->priv->effects)
        {
          set_effects (background, effects);

-          if (effects & META_BACKGROUND_EFFECTS_DESATURATE)
-            set_saturation (background, self->priv->saturation);
-
          if (effects & META_BACKGROUND_EFFECTS_VIGNETTE)
            {
              set_brightness (background, self->priv->brightness);
@@ -1279,9 +1164,6 @@ meta_background_copy (MetaBackground        *self,
      set_style (background, self->priv->style);
      set_effects (background, effects);

-      if (effects & META_BACKGROUND_EFFECTS_DESATURATE)
-        set_saturation (background, self->priv->saturation);
-
      if (effects & META_BACKGROUND_EFFECTS_VIGNETTE)
        {
          set_brightness (background, self->priv->brightness);
@@ -1303,8 +1185,7 @@ meta_background_copy (MetaBackground        *self,
 * The returned object should be set on a #MetaBackgroundActor with
 * clutter_actor_set_content().
 *
- * The background may be desaturated, blurred, or given a vignette depending
- * on @effects.
+ * The background may be given a vignette by setting @effects
 *
 * Return value: the newly created background content
 */
--- a/src/compositor/meta-plugin-manager.c
+++ b/src/compositor/meta-plugin-manager.c
@@ -317,6 +317,16 @@ meta_plugin_manager_xevent_filter (MetaPluginManager *plugin_mgr,
   */
  if (klass->xevent_filter)
    return klass->xevent_filter (plugin, xev);
-  else
-    return clutter_x11_handle_event (xev) != CLUTTER_X11_FILTER_CONTINUE;
+
+  /* When mutter is running as a wayland compositor, things like input
+   * events just come directly from clutter so it won't have disabled
+   * clutter's event retrieval and won't need to forward it events (if
+   * it did it would lead to recursion). Also when running as a
+   * wayland compositor we shouldn't be assuming that we're running
+   * with the clutter x11 backend.
+   */
+  if (meta_is_wayland_compositor ())
+    return FALSE;
+
+  return clutter_x11_handle_event (xev) != CLUTTER_X11_FILTER_CONTINUE;
 }
--- a/src/compositor/meta-plugin.c
+++ b/src/compositor/meta-plugin.c
@@ -266,10 +266,6 @@ meta_plugin_destroy_completed (MetaPlugin      *plugin,
 /**
 * meta_plugin_begin_modal:
 * @plugin: a #MetaPlugin
- * @grab_window: the X window to grab the keyboard and mouse on
- * @cursor: the cursor to use for the pointer grab, or None,
- *          to use the normal cursor for the grab window and
- *          its descendants.
 * @options: flags that modify the behavior of the modal grab
 * @timestamp: the timestamp used for establishing grabs
 *
@@ -290,15 +286,13 @@ meta_plugin_destroy_completed (MetaPlugin      *plugin,
 */
 gboolean
 meta_plugin_begin_modal (MetaPlugin       *plugin,
-                         Window            grab_window,
-                         Cursor            cursor,
                         MetaModalOptions  options,
                         guint32           timestamp)
 {
  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;

  return meta_begin_modal_for_plugin (priv->screen, plugin,
-                                      grab_window, cursor, options, timestamp);
+                                      options, timestamp);
 }

 /**
--- a/src/compositor/meta-shadow-factory.c
+++ b/src/compositor/meta-shadow-factory.c
@@ -123,12 +123,12 @@ static guint signals[LAST_SIGNAL] = { 0 };
 /* The first element in this array also defines the default parameters
 * for newly created classes */
 MetaShadowClassInfo default_shadow_classes[] = {
-  { "normal",       { 6, -1, 0, 3, 255 }, { 3, -1, 0, 3, 128 } },
-  { "dialog",       { 6, -1, 0, 3, 255 }, { 3, -1, 0, 3, 128 } },
-  { "modal_dialog", { 6, -1, 0, 1, 255 }, { 3, -1, 0, 3, 128 } },
-  { "utility",      { 3, -1, 0, 1, 255 }, { 3, -1, 0, 1, 128 } },
-  { "border",       { 6, -1, 0, 3, 255 }, { 3, -1, 0, 3, 128 } },
-  { "menu",         { 6, -1, 0, 3, 255 }, { 3, -1, 0, 0, 128 } },
+  { "normal",       { 6, -1, 0, 3, 128 }, { 3, -1, 0, 3, 32 } },
+  { "dialog",       { 6, -1, 0, 3, 128 }, { 3, -1, 0, 3, 32 } },
+  { "modal_dialog", { 6, -1, 0, 1, 128 }, { 3, -1, 0, 3, 32 } },
+  { "utility",      { 3, -1, 0, 1, 128 }, { 3, -1, 0, 1, 32 } },
+  { "border",       { 6, -1, 0, 3, 128 }, { 3, -1, 0, 3, 32 } },
+  { "menu",         { 6, -1, 0, 3, 128 }, { 3, -1, 0, 0, 32 } },

  { "popup-menu",    { 1, -1, 0, 1, 128 }, { 1, -1, 0, 1, 128 } },

--- a/src/compositor/meta-shaped-texture-private.h
+++ b/src/compositor/meta-shaped-texture-private.h
@@ -0,0 +1,44 @@
+/*
+ * shaped texture
+ *
+ * An actor to draw a texture clipped to a list of rectangles
+ *
+ * Authored By Neil Roberts  <neil@linux.intel.com>
+ *
+ * Copyright (C) 2008 Intel Corporation
+ *               2013 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#ifndef __META_SHAPED_TEXTURE_PRIVATE_H__
+#define __META_SHAPED_TEXTURE_PRIVATE_H__
+
+#include <meta/meta-shaped-texture.h>
+#include "meta-wayland-private.h"
+
+ClutterActor *meta_shaped_texture_new_with_xwindow (Window xwindow);
+ClutterActor *meta_shaped_texture_new_with_wayland_surface  (MetaWaylandSurface *surface);
+void meta_shaped_texture_set_wayland_surface                (MetaShapedTexture  *stex,
+                                                             MetaWaylandSurface *surface);
+MetaWaylandSurface *meta_shaped_texture_get_wayland_surface (MetaShapedTexture *stex);
+
+void meta_shaped_texture_set_pixmap (MetaShapedTexture *stex,
+                                     Pixmap             pixmap);
+void meta_shaped_texture_attach_wayland_buffer (MetaShapedTexture  *stex,
+                                                MetaWaylandBuffer  *buffer);
+
+#endif
--- a/src/compositor/meta-shaped-texture.c
+++ b/src/compositor/meta-shaped-texture.c
@@ -30,8 +30,13 @@
 #include <config.h>

 #include <meta/meta-shaped-texture.h>
+#include <meta/util.h>
 #include "meta-texture-tower.h"

+#include "meta-shaped-texture-private.h"
+#include "meta-wayland-private.h"
+#include <cogl/cogl-wayland-server.h>
+
 #include <clutter/clutter.h>
 #include <cogl/cogl.h>
 #include <cogl/cogl-texture-pixmap-x11.h>
@@ -55,6 +60,13 @@ static void meta_shaped_texture_get_preferred_height (ClutterActor *self,

 static gboolean meta_shaped_texture_get_paint_volume (ClutterActor *self, ClutterPaintVolume *volume);

+typedef enum _MetaShapedTextureType
+{
+  META_SHAPED_TEXTURE_TYPE_X11_PIXMAP,
+  META_SHAPED_TEXTURE_TYPE_WAYLAND_SURFACE,
+} MetaShapedTextureType;
+
+
 G_DEFINE_TYPE (MetaShapedTexture, meta_shaped_texture,
               CLUTTER_TYPE_ACTOR);

@@ -65,13 +77,25 @@ G_DEFINE_TYPE (MetaShapedTexture, meta_shaped_texture,
 struct _MetaShapedTexturePrivate
 {
  MetaTextureTower *paint_tower;
-  Pixmap pixmap;
-  CoglTexturePixmapX11 *texture;
+
+  MetaShapedTextureType type;
+  union {
+    struct {
+      Pixmap pixmap;
+    } x11;
+    struct {
+      MetaWaylandSurface *surface;
+    } wayland;
+  };
+
+  CoglTexture *texture;
+
  CoglTexture *mask_texture;
  CoglPipeline *pipeline;
  CoglPipeline *pipeline_unshaped;

  cairo_region_t *clip_region;
+  cairo_region_t *input_shape_region;

  guint tex_width, tex_height;

@@ -103,7 +127,10 @@ meta_shaped_texture_init (MetaShapedTexture *self)
  priv = self->priv = META_SHAPED_TEXTURE_GET_PRIVATE (self);

  priv->paint_tower = meta_texture_tower_new ();
+
+  priv->type = META_SHAPED_TEXTURE_TYPE_X11_PIXMAP;
  priv->texture = NULL;
+
  priv->mask_texture = NULL;
  priv->create_mipmaps = TRUE;
 }
@@ -128,6 +155,56 @@ meta_shaped_texture_dispose (GObject *object)
  G_OBJECT_CLASS (meta_shaped_texture_parent_class)->dispose (object);
 }

+static void
+set_cogl_texture (MetaShapedTexture *stex,
+                  CoglTexture       *cogl_tex)
+{
+  MetaShapedTexturePrivate *priv;
+  guint width, height;
+
+  g_return_if_fail (META_IS_SHAPED_TEXTURE (stex));
+
+  priv = stex->priv;
+
+  if (priv->texture)
+    cogl_object_unref (priv->texture);
+
+  priv->texture = cogl_tex;
+
+  if (priv->pipeline != NULL)
+    cogl_pipeline_set_layer_texture (priv->pipeline, 0, COGL_TEXTURE (cogl_tex));
+
+  if (priv->pipeline_unshaped != NULL)
+    cogl_pipeline_set_layer_texture (priv->pipeline_unshaped, 0, COGL_TEXTURE (cogl_tex));
+
+  if (cogl_tex != NULL)
+    {
+      width = cogl_texture_get_width (COGL_TEXTURE (cogl_tex));
+      height = cogl_texture_get_height (COGL_TEXTURE (cogl_tex));
+
+      if (width != priv->tex_width ||
+          height != priv->tex_height)
+        {
+          priv->tex_width = width;
+          priv->tex_height = height;
+
+          clutter_actor_queue_relayout (CLUTTER_ACTOR (stex));
+        }
+    }
+  else
+    {
+      /* size changed to 0 going to an invalid handle */
+      priv->tex_width = 0;
+      priv->tex_height = 0;
+      clutter_actor_queue_relayout (CLUTTER_ACTOR (stex));
+    }
+
+  /* NB: We don't queue a redraw of the actor here because we don't
+   * know how much of the buffer has changed with respect to the
+   * previous buffer. We only queue a redraw in response to surface
+   * damage. */
+}
+
 static void
 meta_shaped_texture_paint (ClutterActor *actor)
 {
@@ -285,38 +362,53 @@ meta_shaped_texture_pick (ClutterActor       *actor,
  MetaShapedTexture *stex = (MetaShapedTexture *) actor;
  MetaShapedTexturePrivate *priv = stex->priv;

+  if (!clutter_actor_should_pick_paint (actor) ||
+      (priv->clip_region && cairo_region_is_empty (priv->clip_region)))
+    return;
+
  /* If there is no region then use the regular pick */
-  if (priv->mask_texture == NULL)
+  if (priv->input_shape_region == NULL)
    CLUTTER_ACTOR_CLASS (meta_shaped_texture_parent_class)
      ->pick (actor, color);
-  else if (clutter_actor_should_pick_paint (actor))
+  else
    {
-      CoglTexture *paint_tex;
-      ClutterActorBox alloc;
-      guint tex_width, tex_height;
+      int n_rects;
+      float *rectangles;
+      int i;

-      paint_tex = COGL_TEXTURE (priv->texture);
+      /* Note: We don't bother trying to intersect the pick and clip regions
+       * since needing to copy the region, do the intersection, and probably
+       * increase the number of rectangles seems more likely to have a negative
+       * effect.
+       *
+       * NB: Most of the time when just using rectangles for picking then
+       * picking shouldn't involve any rendering, and minimizing the number of
+       * rectangles has more benefit than reducing the area of the pick
+       * region.
+       */

-      if (paint_tex == NULL)
-        return;
+      n_rects = cairo_region_num_rectangles (priv->input_shape_region);
+      rectangles = g_alloca (sizeof (float) * 4 * n_rects);

-      tex_width = cogl_texture_get_width (paint_tex);
-      tex_height = cogl_texture_get_height (paint_tex);
+      for (i = 0; i < n_rects; i++)
+        {
+          cairo_rectangle_int_t rect;
+          int pos = i * 4;

-      if (tex_width == 0 || tex_height == 0) /* no contents yet */
-        return;
+          cairo_region_get_rectangle (priv->input_shape_region, i, &rect);

-      cogl_set_source_color4ub (color->red, color->green, color->blue,
-                                 color->alpha);
+          rectangles[pos] = rect.x;
+          rectangles[pos + 1] = rect.y;
+          rectangles[pos + 2] = rect.x + rect.width;
+          rectangles[pos + 3] = rect.y + rect.height;
+        }

-      clutter_actor_get_allocation_box (actor, &alloc);
+      cogl_set_source_color4ub (color->red,
+                                color->green,
+                                color->blue,
+                                color->alpha);

-      /* Paint the mask rectangle in the given color */
-      cogl_set_source_texture (priv->mask_texture);
-      cogl_rectangle_with_texture_coords (0, 0,
-                                          alloc.x2 - alloc.x1,
-                                          alloc.y2 - alloc.y1,
-                                          0, 0, 1, 1);
+      cogl_rectangles (rectangles, n_rects);
    }
 }

@@ -366,11 +458,45 @@ meta_shaped_texture_get_paint_volume (ClutterActor *self,
 }

 ClutterActor *
-meta_shaped_texture_new (void)
+meta_shaped_texture_new_with_wayland_surface (MetaWaylandSurface *surface)
 {
-  ClutterActor *self = g_object_new (META_TYPE_SHAPED_TEXTURE, NULL);
+  ClutterActor *actor = g_object_new (META_TYPE_SHAPED_TEXTURE, NULL);
+  MetaShapedTexturePrivate *priv = META_SHAPED_TEXTURE (actor)->priv;

-  return self;
+  /* XXX: it could probably be better to have a "type" construct-only
+   * property or create wayland/x11 subclasses */
+  priv->type = META_SHAPED_TEXTURE_TYPE_WAYLAND_SURFACE;
+
+  meta_shaped_texture_set_wayland_surface (META_SHAPED_TEXTURE (actor),
+                                           surface);
+
+  return actor;
+}
+
+void
+meta_shaped_texture_set_wayland_surface (MetaShapedTexture *stex,
+                                         MetaWaylandSurface *surface)
+{
+  MetaShapedTexturePrivate *priv = stex->priv;
+
+  priv->wayland.surface = surface;
+
+  if (surface && surface->buffer_ref.buffer)
+    meta_shaped_texture_attach_wayland_buffer (stex,
+                                               surface->buffer_ref.buffer);
+}
+
+MetaWaylandSurface *
+meta_shaped_texture_get_wayland_surface (MetaShapedTexture *stex)
+{
+  MetaShapedTexturePrivate *priv = stex->priv;
+  return priv->wayland.surface;
+}
+
+ClutterActor *
+meta_shaped_texture_new_with_xwindow (Window xwindow)
+{
+  return g_object_new (META_TYPE_SHAPED_TEXTURE, NULL);
 }

 void
@@ -389,8 +515,7 @@ meta_shaped_texture_set_create_mipmaps (MetaShapedTexture *stex,
    {
      CoglTexture *base_texture;
      priv->create_mipmaps = create_mipmaps;
-      base_texture = create_mipmaps ?
-        COGL_TEXTURE (priv->texture) : NULL;
+      base_texture = create_mipmaps ? priv->texture : NULL;
      meta_texture_tower_set_base_texture (priv->paint_tower, base_texture);
    }
 }
@@ -416,74 +541,142 @@ meta_shaped_texture_set_mask_texture (MetaShapedTexture *stex,
  clutter_actor_queue_redraw (CLUTTER_ACTOR (stex));
 }

-void
-meta_shaped_texture_update_area (MetaShapedTexture *stex,
-				 int                x,
-				 int                y,
-				 int                width,
-				 int                height)
+static void
+wayland_surface_update_area (MetaShapedTexture *stex,
+                             int                x,
+                             int                y,
+                             int                width,
+                             int                height)
+{
+  MetaShapedTexturePrivate *priv;
+  MetaWaylandBuffer *buffer;
+
+  priv = stex->priv;
+
+  g_return_if_fail (priv->type == META_SHAPED_TEXTURE_TYPE_WAYLAND_SURFACE);
+  g_return_if_fail (priv->texture != NULL);
+
+  buffer = priv->wayland.surface->buffer_ref.buffer;
+
+  if (buffer)
+    {
+      struct wl_resource *resource = buffer->resource;
+      struct wl_shm_buffer *shm_buffer = wl_shm_buffer_get (resource);
+
+      if (shm_buffer)
+        {
+          CoglPixelFormat format;
+
+          switch (wl_shm_buffer_get_format (shm_buffer))
+            {
+#if G_BYTE_ORDER == G_BIG_ENDIAN
+            case WL_SHM_FORMAT_ARGB8888:
+              format = COGL_PIXEL_FORMAT_ARGB_8888_PRE;
+              break;
+            case WL_SHM_FORMAT_XRGB8888:
+              format = COGL_PIXEL_FORMAT_ARGB_8888;
+              break;
+#elif G_BYTE_ORDER == G_LITTLE_ENDIAN
+            case WL_SHM_FORMAT_ARGB8888:
+              format = COGL_PIXEL_FORMAT_BGRA_8888_PRE;
+              break;
+            case WL_SHM_FORMAT_XRGB8888:
+              format = COGL_PIXEL_FORMAT_BGRA_8888;
+              break;
+#endif
+            default:
+              g_warn_if_reached ();
+              format = COGL_PIXEL_FORMAT_ARGB_8888;
+            }
+
+          cogl_texture_set_region (priv->texture,
+                                   x, y,
+                                   x, y,
+                                   width, height,
+                                   width, height,
+                                   format,
+                                   wl_shm_buffer_get_stride (shm_buffer),
+                                   wl_shm_buffer_get_data (shm_buffer));
+        }
+    }
+}
+
+static void
+queue_damage_redraw_with_clip (MetaShapedTexture *stex,
+                               int x,
+                               int y,
+                               int width,
+                               int height)
+{
+  ClutterActor *self = CLUTTER_ACTOR (stex);
+  MetaShapedTexturePrivate *priv;
+  ClutterActorBox allocation;
+  float scale_x;
+  float scale_y;
+  cairo_rectangle_int_t clip;
+
+  /* NB: clutter_actor_queue_redraw_with_clip expects a box in the actor's
+   * coordinate space so we need to convert from surface coordinates to
+   * actor coordinates...
+   */
+
+  /* Calling clutter_actor_get_allocation_box() is enormously expensive
+   * if the actor has an out-of-date allocation, since it triggers
+   * a full redraw. clutter_actor_queue_redraw_with_clip() would redraw
+   * the whole stage anyways in that case, so just go ahead and do
+   * it here.
+   */
+  if (!clutter_actor_has_allocation (self))
+    {
+      clutter_actor_queue_redraw (self);
+      return;
+    }
+
+  priv = stex->priv;
+
+  if (priv->tex_width == 0 || priv->tex_height == 0)
+    return;
+
+  clutter_actor_get_allocation_box (self, &allocation);
+
+  scale_x = (allocation.x2 - allocation.x1) / priv->tex_width;
+  scale_y = (allocation.y2 - allocation.y1) / priv->tex_height;
+
+  clip.x = x * scale_x;
+  clip.y = y * scale_y;
+  clip.width = width * scale_x;
+  clip.height = height * scale_y;
+  clutter_actor_queue_redraw_with_clip (self, &clip);
+}
+
+void
+meta_shaped_texture_update_area (MetaShapedTexture *stex,
+                                 int                x,
+                                 int                y,
+                                 int                width,
+                                 int                height)
 {
  MetaShapedTexturePrivate *priv;
-  const cairo_rectangle_int_t clip = { x, y, width, height };

  priv = stex->priv;

  if (priv->texture == NULL)
    return;

-  cogl_texture_pixmap_x11_update_area (priv->texture,
-                                       x, y, width, height);
+  switch (priv->type)
+    {
+    case META_SHAPED_TEXTURE_TYPE_X11_PIXMAP:
+      cogl_texture_pixmap_x11_update_area (COGL_TEXTURE_PIXMAP_X11 (priv->texture),
+                                           x, y, width, height);
+      break;
+    case META_SHAPED_TEXTURE_TYPE_WAYLAND_SURFACE:
+      wayland_surface_update_area (stex, x, y, width, height);
+      break;
+    }

  meta_texture_tower_update_area (priv->paint_tower, x, y, width, height);

-  clutter_actor_queue_redraw_with_clip (CLUTTER_ACTOR (stex), &clip);
-}
-
-static void
-set_cogl_texture (MetaShapedTexture    *stex,
-                  CoglTexturePixmapX11 *cogl_tex)
-{
-  MetaShapedTexturePrivate *priv;
-  guint width, height;
-
-  g_return_if_fail (META_IS_SHAPED_TEXTURE (stex));
-
-  priv = stex->priv;
-
-  if (priv->texture != NULL)
-    cogl_object_unref (priv->texture);
-
-  priv->texture = cogl_tex;
-
-  if (priv->pipeline != NULL)
-    cogl_pipeline_set_layer_texture (priv->pipeline, 0, COGL_TEXTURE (cogl_tex));
-
-  if (priv->pipeline_unshaped != NULL)
-    cogl_pipeline_set_layer_texture (priv->pipeline_unshaped, 0, COGL_TEXTURE (cogl_tex));
-
-  if (cogl_tex != NULL)
-    {
-      width = cogl_texture_get_width (COGL_TEXTURE (cogl_tex));
-      height = cogl_texture_get_height (COGL_TEXTURE (cogl_tex));
-
-      if (width != priv->tex_width ||
-          height != priv->tex_height)
-        {
-          priv->tex_width = width;
-          priv->tex_height = height;
-
-          clutter_actor_queue_relayout (CLUTTER_ACTOR (stex));
-        }
-    }
-  else
-    {
-      /* size changed to 0 going to an inavlid texture */
-      priv->tex_width = 0;
-      priv->tex_height = 0;
-      clutter_actor_queue_relayout (CLUTTER_ACTOR (stex));
-    }
-
-  clutter_actor_queue_redraw (CLUTTER_ACTOR (stex));
+  queue_damage_redraw_with_clip (stex, x, y, width, height);
 }

 /**
@@ -501,16 +694,64 @@ meta_shaped_texture_set_pixmap (MetaShapedTexture *stex,

  priv = stex->priv;

-  if (priv->pixmap == pixmap)
+  if (priv->x11.pixmap == pixmap)
    return;

-  priv->pixmap = pixmap;
+  priv->x11.pixmap = pixmap;

  if (pixmap != None)
    {
      CoglContext *ctx =
        clutter_backend_get_cogl_context (clutter_get_default_backend ());
-      set_cogl_texture (stex, cogl_texture_pixmap_x11_new (ctx, pixmap, FALSE, NULL));
+      CoglTexture *texture =
+        COGL_TEXTURE (cogl_texture_pixmap_x11_new (ctx, pixmap, FALSE, NULL));
+      set_cogl_texture (stex, texture);
+    }
+  else
+    set_cogl_texture (stex, NULL);
+
+  if (priv->create_mipmaps)
+    meta_texture_tower_set_base_texture (priv->paint_tower,
+                                         COGL_TEXTURE (priv->texture));
+}
+
+void
+meta_shaped_texture_attach_wayland_buffer (MetaShapedTexture  *stex,
+                                           MetaWaylandBuffer  *buffer)
+{
+  MetaShapedTexturePrivate *priv;
+
+  g_return_if_fail (META_IS_SHAPED_TEXTURE (stex));
+
+  priv = stex->priv;
+
+  /* TODO: we should change this api to be something like
+   * meta_shaped_texture_notify_buffer_attach() since we now maintain
+   * a reference to the MetaWaylandSurface where we can access the
+   * buffer without it being explicitly passed as an argument.
+   */
+  g_return_if_fail (priv->wayland.surface->buffer_ref.buffer == buffer);
+
+  if (buffer)
+    {
+      CoglContext *ctx =
+        clutter_backend_get_cogl_context (clutter_get_default_backend ());
+      CoglError *catch_error = NULL;
+      CoglTexture *texture =
+        COGL_TEXTURE (cogl_wayland_texture_2d_new_from_buffer (ctx,
+                                                               buffer->resource,
+                                                               &catch_error));
+      if (!texture)
+        {
+          cogl_error_free (catch_error);
+        }
+      else
+        {
+          buffer->width = cogl_texture_get_width (texture);
+          buffer->height = cogl_texture_get_height (texture);
+        }
+
+      set_cogl_texture (stex, texture);
    }
  else
    set_cogl_texture (stex, NULL);
@@ -533,6 +774,41 @@ meta_shaped_texture_get_texture (MetaShapedTexture *stex)
  return COGL_TEXTURE (stex->priv->texture);
 }

+/**
+ * meta_shaped_texture_set_input_shape_region:
+ * @stex: a #MetaShapedTexture
+ * @shape_region: the region of the texture that should respond to
+ *    input.
+ *
+ * Determines what region of the texture should accept input. For
+ * X based windows this is defined by the ShapeInput region of the
+ * window.
+ */
+void
+meta_shaped_texture_set_input_shape_region (MetaShapedTexture *stex,
+                                            cairo_region_t    *shape_region)
+{
+  MetaShapedTexturePrivate *priv;
+
+  g_return_if_fail (META_IS_SHAPED_TEXTURE (stex));
+
+  priv = stex->priv;
+
+  if (priv->input_shape_region != NULL)
+    {
+      cairo_region_destroy (priv->input_shape_region);
+      priv->input_shape_region = NULL;
+    }
+
+  if (shape_region != NULL)
+    {
+      cairo_region_reference (shape_region);
+      priv->input_shape_region = shape_region;
+    }
+
+  clutter_actor_queue_redraw (CLUTTER_ACTOR (stex));
+}
+
 /**
 * meta_shaped_texture_set_clip_region:
 * @stex: a #MetaShapedTexture
--- a/src/compositor/meta-window-actor-private.h
+++ b/src/compositor/meta-window-actor-private.h
@@ -5,6 +5,9 @@

 #include <config.h>

+#include <wayland-server.h>
+#include <meta-wayland-private.h>
+
 #include <X11/extensions/Xdamage.h>
 #include <meta/compositor-mutter.h>

@@ -24,8 +27,18 @@ void meta_window_actor_unmaximize (MetaWindowActor *self,
                                   MetaRectangle   *old_rect,
                                   MetaRectangle   *new_rect);

-void meta_window_actor_process_damage (MetaWindowActor    *self,
-                                       XDamageNotifyEvent *event);
+void meta_window_actor_process_x11_damage (MetaWindowActor    *self,
+                                           XDamageNotifyEvent *event);
+
+void meta_window_actor_process_wayland_damage (MetaWindowActor *self,
+                                               int              x,
+                                               int              y,
+                                               int              width,
+                                               int              height);
+void meta_window_actor_set_wayland_surface    (MetaWindowActor    *self,
+                                               MetaWaylandSurface *surface);
+void meta_window_actor_attach_wayland_buffer  (MetaWindowActor   *self,
+                                               MetaWaylandBuffer *buffer);

 void meta_window_actor_pre_paint      (MetaWindowActor    *self);
 void meta_window_actor_post_paint     (MetaWindowActor    *self);
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
--- a/src/compositor/meta-window-group.c
+++ b/src/compositor/meta-window-group.c
@@ -13,6 +13,7 @@
 #include "meta-window-group.h"
 #include "meta-background-actor-private.h"
 #include "meta-background-group-private.h"
+#include "window-private.h"

 struct _MetaWindowGroupClass
 {
@@ -91,14 +92,15 @@ meta_window_group_paint (ClutterActor *actor)
 {
  cairo_region_t *visible_region;
  ClutterActor *stage;
+  ClutterActorIter iter;
+  ClutterActor *child;
  cairo_rectangle_int_t visible_rect;
-  GList *children, *l;
  int paint_x_origin, paint_y_origin;
  int actor_x_origin, actor_y_origin;
  int paint_x_offset, paint_y_offset;

  MetaWindowGroup *window_group = META_WINDOW_GROUP (actor);
-  MetaCompScreen *info = meta_screen_get_compositor_data (window_group->screen);
+  MetaCompScreen *info;

  /* Normally we expect an actor to be drawn at it's position on the screen.
   * However, if we're inside the paint of a ClutterClone, that won't be the
@@ -123,13 +125,6 @@ meta_window_group_paint (ClutterActor *actor)
  paint_x_offset = paint_x_origin - actor_x_origin;
  paint_y_offset = paint_y_origin - actor_y_origin;

-  /* We walk the list from top to bottom (opposite of painting order),
-   * and subtract the opaque area of each window out of the visible
-   * region that we pass to the windows below.
-   */
-  children = clutter_actor_get_children (actor);
-  children = g_list_reverse (children);
-
  /* Get the clipped redraw bounds from Clutter so that we can avoid
   * painting shadows on windows that don't need to be painted in this
   * frame. In the case of a multihead setup with mismatched monitor
@@ -142,21 +137,32 @@ meta_window_group_paint (ClutterActor *actor)

  visible_region = cairo_region_create_rectangle (&visible_rect);

-  if (info->unredirected_window != NULL)
+  if (!meta_is_wayland_compositor ())
    {
-      cairo_rectangle_int_t unredirected_rect;
-      MetaWindow *window = meta_window_actor_get_meta_window (info->unredirected_window);
+      info = meta_screen_get_compositor_data (window_group->screen);
+      if (info->unredirected_window != NULL)
+        {
+          cairo_rectangle_int_t unredirected_rect;
+          MetaWindow *window = meta_window_actor_get_meta_window (info->unredirected_window);

-      meta_window_get_outer_rect (window, (MetaRectangle *)&unredirected_rect);
-      cairo_region_subtract_rectangle (visible_region, &unredirected_rect);
+          meta_window_get_outer_rect (window, (MetaRectangle *)&unredirected_rect);
+          cairo_region_subtract_rectangle (visible_region, &unredirected_rect);
+        }
    }

-  for (l = children; l; l = l->next)
+  /* We walk the list from top to bottom (opposite of painting order),
+   * and subtract the opaque area of each window out of the visible
+   * region that we pass to the windows below.
+   */
+  clutter_actor_iter_init (&iter, actor);
+  while (clutter_actor_iter_prev (&iter, &child))
    {
-      if (!CLUTTER_ACTOR_IS_VISIBLE (l->data))
+      if (!CLUTTER_ACTOR_IS_VISIBLE (child))
        continue;

-      if (l->data == info->unredirected_window)
+      if (!meta_is_wayland_compositor () &&
+          info->unredirected_window != NULL &&
+          child == CLUTTER_ACTOR (info->unredirected_window))
        continue;

      /* If an actor has effects applied, then that can change the area
@@ -175,12 +181,13 @@ meta_window_group_paint (ClutterActor *actor)
       * as well for the same reason, but omitted for simplicity in the
       * hopes that no-one will do that.
       */
-      if (clutter_actor_has_effects (l->data))
+      if (clutter_actor_has_effects (child))
        continue;

-      if (META_IS_WINDOW_ACTOR (l->data))
+      if (META_IS_WINDOW_ACTOR (child))
        {
-          MetaWindowActor *window_actor = l->data;
+          MetaWindow *meta_window;
+          MetaWindowActor *window_actor = META_WINDOW_ACTOR (child);
          int x, y;

          if (!meta_actor_is_untransformed (CLUTTER_ACTOR (window_actor), &x, &y))
@@ -194,7 +201,14 @@ meta_window_group_paint (ClutterActor *actor)

          meta_window_actor_set_visible_region (window_actor, visible_region);

-          if (clutter_actor_get_paint_opacity (CLUTTER_ACTOR (window_actor)) == 0xff)
+          /* TODO: Track the opaque regions of wayland clients.
+           * Although wayland clients can report opaque window
+           * regions, for now we assume that all wayland clients are
+           * transparent... */
+          meta_window = meta_window_actor_get_meta_window (window_actor);
+
+          if (meta_window->client_type != META_WINDOW_CLIENT_TYPE_WAYLAND &&
+              clutter_actor_get_paint_opacity (CLUTTER_ACTOR (window_actor)) == 0xff)
            {
              cairo_region_t *obscured_region = meta_window_actor_get_obscured_region (window_actor);
              if (obscured_region)
@@ -204,13 +218,12 @@ meta_window_group_paint (ClutterActor *actor)
          meta_window_actor_set_visible_region_beneath (window_actor, visible_region);
          cairo_region_translate (visible_region, x, y);
        }
-      else if (META_IS_BACKGROUND_ACTOR (l->data) ||
-               META_IS_BACKGROUND_GROUP (l->data))
+      else if (META_IS_BACKGROUND_ACTOR (child) ||
+               META_IS_BACKGROUND_GROUP (child))
        {
-          ClutterActor *background_actor = l->data;
          int x, y;

-          if (!meta_actor_is_untransformed (CLUTTER_ACTOR (background_actor), &x, &y))
+          if (!meta_actor_is_untransformed (child, &x, &y))
            continue;

          x += paint_x_offset;
@@ -218,10 +231,10 @@ meta_window_group_paint (ClutterActor *actor)

          cairo_region_translate (visible_region, - x, - y);

-          if (META_IS_BACKGROUND_GROUP (background_actor))
-            meta_background_group_set_visible_region (META_BACKGROUND_GROUP (background_actor), visible_region);
+          if (META_IS_BACKGROUND_GROUP (child))
+            meta_background_group_set_visible_region (META_BACKGROUND_GROUP (child), visible_region);
          else
-            meta_background_actor_set_visible_region (META_BACKGROUND_ACTOR (background_actor), visible_region);
+            meta_background_actor_set_visible_region (META_BACKGROUND_ACTOR (child), visible_region);
          cairo_region_translate (visible_region, x, y);
        }
    }
@@ -233,21 +246,20 @@ meta_window_group_paint (ClutterActor *actor)
  /* Now that we are done painting, unset the visible regions (they will
   * mess up painting clones of our actors)
   */
-  for (l = children; l; l = l->next)
+  clutter_actor_iter_init (&iter, actor);
+  while (clutter_actor_iter_next (&iter, &child))
    {
-      if (META_IS_WINDOW_ACTOR (l->data))
+      if (META_IS_WINDOW_ACTOR (child))
        {
-          MetaWindowActor *window_actor = l->data;
+          MetaWindowActor *window_actor = META_WINDOW_ACTOR (child);
          meta_window_actor_reset_visible_regions (window_actor);
        }
-      else if (META_IS_BACKGROUND_ACTOR (l->data))
+      else if (META_IS_BACKGROUND_ACTOR (child))
        {
-          MetaBackgroundActor *background_actor = l->data;
+          MetaBackgroundActor *background_actor = META_BACKGROUND_ACTOR (child);
          meta_background_actor_set_visible_region (background_actor, NULL);
        }
    }
-
-  g_list_free (children);
 }

 static gboolean
--- a/src/core/barrier.c
+++ b/src/core/barrier.c
@@ -59,6 +59,8 @@ struct _MetaBarrierPrivate
  PointerBarrier xbarrier;
 };

+static void meta_barrier_event_unref (MetaBarrierEvent *event);
+
 static void
 meta_barrier_get_property (GObject    *object,
                           guint       prop_id,
@@ -359,6 +361,8 @@ meta_barrier_fire_event (MetaBarrier    *barrier,
    default:
      g_assert_not_reached ();
    }
+
+  meta_barrier_event_unref (event);
 }

 gboolean
--- a/src/core/core.c
+++ b/src/core/core.c
@@ -269,6 +269,8 @@ meta_core_lower_beneath_grab_window (Display *xdisplay,
  MetaDisplay *display;
  MetaScreen *screen;
  MetaWindow *grab_window;
+  MetaStackWindow stack_window;
+  MetaStackWindow stack_sibling;

  display = meta_display_for_x_display (xdisplay);
  screen = meta_display_screen_for_xwindow (display, xwindow);
@@ -281,9 +283,13 @@ meta_core_lower_beneath_grab_window (Display *xdisplay,
  changes.sibling = grab_window->frame ? grab_window->frame->xwindow
                                       : grab_window->xwindow;

+  stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  stack_window.x11.xwindow = xwindow;
+  stack_sibling.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  stack_sibling.x11.xwindow = changes.sibling;
  meta_stack_tracker_record_lower_below (screen->stack_tracker,
-                                         xwindow,
-                                         changes.sibling,
+                                         &stack_window,
+                                         &stack_sibling,
                                         XNextRequest (screen->display->xdisplay));

  meta_error_trap_push (display);
--- a/src/core/display-private.h
+++ b/src/core/display-private.h
@@ -86,6 +86,14 @@ typedef enum {
  META_TILE_MAXIMIZED
 } MetaTileMode;

+typedef enum {
+  META_FOCUS_NONE = 0,
+  META_FOCUS_X_CLIENT = 1,
+  META_FOCUS_WAYLAND_CLIENT = 2,
+  META_FOCUS_NO_FOCUS_WINDOW = 3,
+  META_FOCUS_STAGE = 4
+} MetaFocusType;
+
 struct _MetaDisplay
 {
  GObject parent_instance;
@@ -103,19 +111,21 @@ struct _MetaDisplay
 #include <meta/atomnames.h>
 #undef item

-  /* This is the actual window from focus events,
-   * not the one we last set
+  /* The window and serial of the most recent FocusIn event. */
+  Window server_focus_window;
+  gulong server_focus_serial;
+
+  /* Our best guess as to the "currently" focused window (that is, the
+   * window that we expect will be focused at the point when the X
+   * server processes our next request), and the serial of the request
+   * or event that caused this.
   */
  MetaWindow *focus_window;
-
-  /* window we are expecting a FocusIn event for or the current focus
-   * window if we are not expecting any FocusIn/FocusOut events; not
-   * perfect because applications can call XSetInputFocus directly.
-   * (It could also be messed up if a timestamp later than current
-   * time is sent to meta_display_set_input_focus_window, though that
-   * would be a programming error).  See bug 154598 for more info.
-   */
-  MetaWindow *expected_focus_window;
+  /* For windows we've focused that don't necessarily have an X window,
+   * like the no_focus_window or the stage X window. */
+  Window focus_xwindow;
+  gulong focus_serial;
+  MetaFocusType focus_type;

  /* last timestamp passed to XSetInputFocus */
  guint32 last_focus_time;
@@ -239,6 +249,8 @@ struct _MetaDisplay
  unsigned int meta_mask;
  MetaKeyCombo overlay_key_combo;
  gboolean overlay_key_only_pressed;
+  MetaKeyCombo *iso_next_group_combos;
+  int n_iso_next_group_combos;
  
  /* Monitor cache */
  unsigned int monitor_cache_invalidated : 1;
@@ -457,14 +469,25 @@ void meta_display_remove_autoraise_callback (MetaDisplay *display);
 void meta_display_overlay_key_activate (MetaDisplay *display);
 void meta_display_accelerator_activate (MetaDisplay *display,
                                        guint        action,
-                                        guint        deviceid);
+                                        guint        deviceid,
+                                        guint        timestamp);
+gboolean meta_display_modifiers_accelerator_activate (MetaDisplay *display);

 /* In above-tab-keycode.c */
 guint meta_display_get_above_tab_keycode (MetaDisplay *display);

+gboolean meta_display_handle_event (MetaDisplay *display,
+                                    XEvent      *event);
+
 #ifdef HAVE_XI23
 gboolean meta_display_process_barrier_event (MetaDisplay    *display,
                                             XIBarrierEvent *event);
 #endif /* HAVE_XI23 */

+void meta_display_set_input_focus_xwindow (MetaDisplay   *display,
+                                           MetaScreen    *screen,
+                                           MetaFocusType  type,
+                                           Window         window,
+                                           guint32        timestamp);
+
 #endif
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -53,6 +53,7 @@
 #include <X11/Xatom.h>
 #include <X11/cursorfont.h>
 #include "mutter-enum-types.h"
+#include "meta-idle-monitor-private.h"

 #ifdef HAVE_RANDR
 #include <X11/extensions/Xrandr.h>
@@ -139,6 +140,7 @@ enum
 {
  OVERLAY_KEY,
  ACCELERATOR_ACTIVATED,
+  MODIFIERS_ACCELERATOR_ACTIVATED,
  FOCUS_WINDOW,
  WINDOW_CREATED,
  WINDOW_DEMANDS_ATTENTION,
@@ -253,7 +255,26 @@ meta_display_class_init (MetaDisplayClass *klass)
                  G_SIGNAL_RUN_LAST,
                  0,
                  NULL, NULL, NULL,
-                  G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT);
+                  G_TYPE_NONE, 3, G_TYPE_UINT, G_TYPE_UINT, G_TYPE_UINT);
+
+  /**
+   * MetaDisplay::modifiers-accelerator-activated:
+   * @display: the #MetaDisplay instance
+   *
+   * The ::modifiers-accelerator-activated signal will be emitted when
+   * a special modifiers-only keybinding is activated.
+   *
+   * Returns: %TRUE means that the keyboard device should remain
+   *    frozen and %FALSE for the default behavior of unfreezing the
+   *    keyboard.
+   */
+  display_signals[MODIFIERS_ACCELERATOR_ACTIVATED] =
+    g_signal_new ("modifiers-accelerator-activated",
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST,
+                  0,
+                  g_signal_accumulator_first_wins, NULL, NULL,
+                  G_TYPE_BOOLEAN, 0);

  display_signals[WINDOW_CREATED] =
    g_signal_new ("window-created",
@@ -519,7 +540,9 @@ meta_display_open (void)
  the_display->autoraise_timeout_id = 0;
  the_display->autoraise_window = NULL;
  the_display->focus_window = NULL;
-  the_display->expected_focus_window = NULL;
+  the_display->focus_serial = 0;
+  the_display->server_focus_window = None;
+  the_display->server_focus_serial = 0;
  the_display->grab_old_window_stacking = NULL;

  the_display->mouse_mode = TRUE; /* Only relevant for mouse or sloppy focus */
@@ -909,8 +932,24 @@ meta_display_open (void)
  while (tmp != NULL)
    {
      MetaScreen *screen = tmp->data;
-	
-      meta_screen_manage_all_windows (screen);
+
+      if (meta_is_wayland_compositor ())
+        {
+          /* Instead of explicitly enumerating all windows during
+           * initialization, when we run as a wayland compositor we can rely on
+           * xwayland notifying us of all top level windows so we create
+           * MetaWindows when we get those notifications.
+           *
+           * We still want a guard window so we can avoid
+           * unmapping/withdrawing minimized windows for live
+           * thumbnails...
+           */
+          if (screen->guard_window == None)
+            screen->guard_window =
+              meta_screen_create_guard_window (screen->display->xdisplay, screen);
+        }
+      else
+        meta_screen_manage_all_windows (screen);

      tmp = tmp->next;
    }
@@ -952,8 +991,10 @@ meta_display_open (void)

    meta_error_trap_pop (the_display);
  }
-  
-  meta_display_ungrab (the_display);  
+
+  meta_idle_monitor_init_dbus ();
+
+  meta_display_ungrab (the_display);

  /* Done opening new display */
  the_display->display_opening = FALSE;
@@ -1445,6 +1486,17 @@ meta_display_get_current_time (MetaDisplay *display)
  return display->current_time;
 }

+static Bool
+find_timestamp_predicate (Display  *xdisplay,
+                          XEvent   *ev,
+                          XPointer  arg)
+{
+  MetaDisplay *display = (MetaDisplay *) arg;
+
+  return (ev->type == PropertyNotify &&
+          ev->xproperty.atom == display->atom__MUTTER_TIMESTAMP_PING);
+}
+
 /* Get a timestamp, even if it means a roundtrip */
 guint32
 meta_display_get_current_time_roundtrip (MetaDisplay *display)
@@ -1456,17 +1508,13 @@ meta_display_get_current_time_roundtrip (MetaDisplay *display)
    {
      XEvent property_event;

-      /* Using the property XA_PRIMARY because it's safe; nothing
-       * would use it as a property. The type doesn't matter.
-       */
-      XChangeProperty (display->xdisplay,
-                       display->timestamp_pinging_window,
-                       XA_PRIMARY, XA_STRING, 8,
-                       PropModeAppend, NULL, 0);
-      XWindowEvent (display->xdisplay,
-                    display->timestamp_pinging_window,
-                    PropertyChangeMask,
-                    &property_event);
+      XChangeProperty (display->xdisplay, display->timestamp_pinging_window,
+                       display->atom__MUTTER_TIMESTAMP_PING,
+                       XA_STRING, 8, PropModeAppend, NULL, 0);
+      XIfEvent (display->xdisplay,
+                &property_event,
+                find_timestamp_predicate,
+                (XPointer) display);
      timestamp = property_event.xproperty.time;
    }

@@ -1632,12 +1680,12 @@ meta_display_mouse_mode_focus (MetaDisplay *display,
       * alternative mechanism works great.
       */
      if (meta_prefs_get_focus_mode() == G_DESKTOP_FOCUS_MODE_MOUSE &&
-          display->expected_focus_window != NULL)
+          display->focus_window != NULL)
        {
          meta_topic (META_DEBUG_FOCUS,
                      "Unsetting focus from %s due to mouse entering "
                      "the DESKTOP window\n",
-                      display->expected_focus_window->desc);
+                      display->focus_window->desc);
          meta_display_focus_the_no_focus_window (display,
                                                  window->screen,
                                                  timestamp);
@@ -1851,11 +1899,285 @@ get_input_event (MetaDisplay *display,
  return NULL;
 }

+static void
+update_focus_window (MetaDisplay   *display,
+                     MetaFocusType  type,
+                     MetaWindow    *window,
+                     Window         xwindow,
+                     gulong         serial)
+{
+  MetaWaylandCompositor *compositor;
+
+  display->focus_serial = serial;
+
+  if (display->focus_xwindow == xwindow &&
+      display->focus_type == type &&
+      display->focus_window == window)
+    return;
+
+  if (display->focus_window)
+    {
+      MetaWindow *previous;
+
+      meta_topic (META_DEBUG_FOCUS,
+                  "%s is now the previous focus window due to being focused out or unmapped\n",
+                  display->focus_window->desc);
+
+      /* Make sure that signals handlers invoked by
+       * meta_window_set_focused_internal() don't see
+       * display->focus_window->has_focus == FALSE
+       */
+      previous = display->focus_window;
+      display->focus_window = NULL;
+      display->focus_xwindow = None;
+
+      meta_window_set_focused_internal (previous, FALSE);
+    }
+
+  display->focus_type = type;
+  display->focus_window = window;
+  display->focus_xwindow = xwindow;
+
+  if (display->focus_window)
+    {
+      meta_topic (META_DEBUG_FOCUS, "* Focus --> %s with serial %lu\n",
+                  display->focus_window->desc, serial);
+      meta_window_set_focused_internal (display->focus_window, TRUE);
+    }
+  else
+    meta_topic (META_DEBUG_FOCUS, "* Focus --> NULL with serial %lu\n", serial);
+
+  if (meta_is_wayland_compositor ())
+    {
+      compositor = meta_wayland_compositor_get_default ();
+
+      if (display->focus_type == META_FOCUS_NO_FOCUS_WINDOW ||
+          display->focus_type == META_FOCUS_STAGE)
+        meta_wayland_compositor_set_input_focus (compositor, NULL);
+      else if (window && window->surface)
+        meta_wayland_compositor_set_input_focus (compositor, window);
+      else
+        meta_topic (META_DEBUG_FOCUS, "Focus change has no effect, because there is no matching wayland surface");
+     }
+
+  g_object_notify (G_OBJECT (display), "focus-window");
+  meta_display_update_active_window_hint (display);
+}
+
+static gboolean
+timestamp_too_old (MetaDisplay *display,
+                   guint32     *timestamp)
+{
+  /* FIXME: If Soeren's suggestion in bug 151984 is implemented, it will allow
+   * us to sanity check the timestamp here and ensure it doesn't correspond to
+   * a future time (though we would want to rename to
+   * timestamp_too_old_or_in_future).
+   */
+
+  if (*timestamp == CurrentTime)
+    {
+      *timestamp = meta_display_get_current_time_roundtrip (display);
+      return FALSE;
+    }
+  else if (XSERVER_TIME_IS_BEFORE (*timestamp, display->last_focus_time))
+    {
+      if (XSERVER_TIME_IS_BEFORE (*timestamp, display->last_user_time))
+        return TRUE;
+      else
+        {
+          *timestamp = display->last_focus_time;
+          return FALSE;
+        }
+    }
+
+  return FALSE;
+}
+
+static void
+request_xserver_input_focus_change (MetaDisplay   *display,
+                                    MetaScreen    *screen,
+                                    MetaFocusType  type,
+                                    MetaWindow    *meta_window,
+                                    Window         xwindow,
+                                    guint32        timestamp)
+{
+  gulong serial;
+
+  if (timestamp_too_old (display, &timestamp))
+    return;
+
+  meta_error_trap_push (display);
+
+  /* In order for mutter to know that the focus request succeeded, we track
+   * the serial of the "focus request" we made, but if we take the serial
+   * of the XSetInputFocus request, then there's no way to determine the
+   * difference between focus events as a result of the SetInputFocus and
+   * focus events that other clients send around the same time. Ensure that
+   * we know which is which by making two requests that the server will
+   * process at the same time.
+   */
+  meta_display_grab (display);
+
+  serial = XNextRequest (display->xdisplay);
+
+  XSetInputFocus (display->xdisplay,
+                  xwindow,
+                  RevertToPointerRoot,
+                  timestamp);
+
+  XChangeProperty (display->xdisplay, display->timestamp_pinging_window,
+                   display->atom__MUTTER_FOCUS_SET,
+                   XA_STRING, 8, PropModeAppend, NULL, 0);
+
+  meta_display_ungrab (display);
+
+  update_focus_window (display,
+                       type,
+                       meta_window,
+                       xwindow,
+                       serial);
+
+  meta_error_trap_pop (display);
+
+  display->last_focus_time = timestamp;
+  display->active_screen = screen;
+
+  if (meta_window == NULL || meta_window != display->autoraise_window)
+    meta_display_remove_autoraise_callback (display);
+}
+
+static void
+handle_window_focus_event (MetaDisplay  *display,
+                           MetaWindow   *window,
+                           XIEnterEvent *event,
+                           unsigned long serial)
+{
+  MetaWindow *focus_window;
+  MetaFocusType type;
+#ifdef WITH_VERBOSE_MODE
+  const char *window_type;
+
+  type = META_FOCUS_NONE;
+
+  /* Note the event can be on either the window or the frame,
+   * we focus the frame for shaded windows
+   */
+  if (window)
+    {
+      if (event->event == window->xwindow)
+        window_type = "client window";
+      else if (window->frame && event->event == window->frame->xwindow)
+        window_type = "frame window";
+      else
+        window_type = "unknown client window";
+
+      if (window->client_type == META_WINDOW_CLIENT_TYPE_WAYLAND)
+        type = META_FOCUS_WAYLAND_CLIENT;
+      else
+        type = META_FOCUS_X_CLIENT;
+    }
+  else if (meta_display_xwindow_is_a_no_focus_window (display, event->event))
+    {
+      window_type = "no_focus_window";
+      type = META_FOCUS_NO_FOCUS_WINDOW;
+    }
+  else if (meta_display_screen_for_root (display, event->event))
+    window_type = "root window";
+  else
+    window_type = "unknown window";
+
+  /* Don't change type if we don't know the new window */
+  if (type == META_FOCUS_NONE)
+    type = display->focus_type;
+
+  meta_topic (META_DEBUG_FOCUS,
+              "Focus %s event received on %s 0x%lx (%s) "
+              "mode %s detail %s serial %lu\n",
+              event->evtype == XI_FocusIn ? "in" :
+              event->evtype == XI_FocusOut ? "out" :
+              "???",
+              window ? window->desc : "",
+              event->event, window_type,
+              meta_event_mode_to_string (event->mode),
+              meta_event_detail_to_string (event->mode),
+              event->serial);
+#endif
+
+  /* FIXME our pointer tracking is broken; see how
+   * gtk+/gdk/x11/gdkevents-x11.c or XFree86/xc/programs/xterm/misc.c
+   * for how to handle it the correct way.  In brief you need to track
+   * pointer focus and regular focus, and handle EnterNotify in
+   * PointerRoot mode with no window manager.  However as noted above,
+   * accurate focus tracking will break things because we want to keep
+   * windows "focused" when using keybindings on them, and also we
+   * sometimes "focus" a window by focusing its frame or
+   * no_focus_window; so this all needs rethinking massively.
+   *
+   * My suggestion is to change it so that we clearly separate
+   * actual keyboard focus tracking using the xterm algorithm,
+   * and mutter's "pretend" focus window, and go through all
+   * the code and decide which one should be used in each place;
+   * a hard bit is deciding on a policy for that.
+   *
+   * http://bugzilla.gnome.org/show_bug.cgi?id=90382
+   */
+
+  /* We ignore grabs, though this is questionable. It may be better to
+   * increase the intelligence of the focus window tracking.
+   *
+   * The problem is that keybindings for windows are done with
+   * XGrabKey, which means focus_window disappears and the front of
+   * the MRU list gets confused from what the user expects once a
+   * keybinding is used.
+   */
+
+  if (event->mode == XINotifyGrab ||
+      event->mode == XINotifyUngrab ||
+      /* From WindowMaker, ignore all funky pointer root events */
+      event->detail > XINotifyNonlinearVirtual)
+    {
+      meta_topic (META_DEBUG_FOCUS,
+                  "Ignoring focus event generated by a grab or other weirdness\n");
+      return;
+    }
+
+  if (event->evtype == XI_FocusIn)
+    {
+      display->server_focus_window = event->event;
+      display->server_focus_serial = serial;
+      focus_window = window;
+    }
+  else if (event->evtype == XI_FocusOut)
+    {
+      if (event->detail == XINotifyInferior)
+        {
+          /* This event means the client moved focus to a subwindow */
+          meta_topic (META_DEBUG_FOCUS,
+                      "Ignoring focus out with NotifyInferior\n");
+          return;
+        }
+
+      display->server_focus_window = None;
+      display->server_focus_serial = serial;
+      focus_window = NULL;
+    }
+  else
+    g_return_if_reached ();
+
+  if (display->server_focus_serial > display->focus_serial)
+    {
+      update_focus_window (display,
+                           type,
+                           focus_window,
+                           focus_window ? focus_window->xwindow : None,
+                           display->server_focus_serial);
+    }
+}
+
 /**
- * event_callback:
+ * meta_display_handle_event:
+ * @display: The MetaDisplay that events are coming from
 * @event: The event that just happened
- * @data: The #MetaDisplay that events are coming from, cast to a gpointer
- *        so that it can be sent to a callback
 *
 * This is the most important function in the whole program. It is the heart,
 * it is the nexus, it is the Grand Central Station of Mutter's world.
@@ -1865,21 +2187,19 @@ get_input_event (MetaDisplay *display,
 * busy around here. Most of this function is a ginormous switch statement
 * dealing with all the kinds of events that might turn up.
 */
-static gboolean
-event_callback (XEvent   *event,
-                gpointer  data)
+gboolean
+meta_display_handle_event (MetaDisplay *display,
+                           XEvent   *event)
 {
  MetaWindow *window;
  MetaWindow *property_for_window;
-  MetaDisplay *display;
  Window modified;
  gboolean frame_was_receiver;
  gboolean bypass_compositor;
  gboolean filter_out_event;
  XIEvent *input_event;
+  MetaScreen *screen;

-  display = data;
-  
 #ifdef WITH_VERBOSE_MODE
  if (dump_events)
    meta_spew_event (display, event);
@@ -1893,7 +2213,27 @@ event_callback (XEvent   *event,
  filter_out_event = FALSE;
  display->current_time = event_get_time (display, event);
  display->monitor_cache_invalidated = TRUE;
-  
+
+  if (event->xany.serial > display->focus_serial &&
+      display->focus_window &&
+      display->focus_window->xwindow != display->server_focus_window)
+    {
+      meta_topic (META_DEBUG_FOCUS, "Earlier attempt to focus %s failed\n",
+                  display->focus_window->desc);
+      update_focus_window (display,
+                           META_FOCUS_NONE,
+                           meta_display_lookup_x_window (display, display->server_focus_window),
+                           display->server_focus_window,
+                           display->server_focus_serial);
+    }
+
+  screen = meta_display_screen_for_root (display, event->xany.window);
+  if (screen)
+    {
+      if (meta_screen_handle_xevent (screen, event))
+        return TRUE;
+    }
+
  modified = event_get_modified_window (display, event);

  input_event = get_input_event (display, event);
@@ -1966,6 +2306,8 @@ event_callback (XEvent   *event,
          meta_window_update_sync_request_counter (alarm_window, new_counter_value);
          filter_out_event = TRUE; /* GTK doesn't want to see this really */
        }
+      else
+        meta_idle_monitor_handle_xevent_all (event);
    }
 #endif /* HAVE_XSYNC */

@@ -2003,8 +2345,35 @@ event_callback (XEvent   *event,
                }

              if (display->compositor)
-                meta_compositor_window_shape_changed (display->compositor,
-                                                      window);
+                meta_compositor_window_x11_shape_changed (display->compositor,
+                                                          window);
+            }
+          else if (sev->kind == ShapeInput)
+            {
+              if (sev->shaped && !window->has_input_shape)
+                {
+                  window->has_input_shape = TRUE;                  
+                  meta_topic (META_DEBUG_SHAPES,
+                              "Window %s now has an input shape\n",
+                              window->desc);
+                }
+              else if (!sev->shaped && window->has_input_shape)
+                {
+                  window->has_input_shape = FALSE;
+                  meta_topic (META_DEBUG_SHAPES,
+                              "Window %s no longer has an input shape\n",
+                              window->desc);
+                }
+              else
+                {
+                  meta_topic (META_DEBUG_SHAPES,
+                              "Window %s input shape changed\n",
+                              window->desc);
+                }
+
+              if (display->compositor)
+                meta_compositor_window_x11_shape_changed (display->compositor,
+                                                          window);
            }
        }
      else
@@ -2213,30 +2582,12 @@ event_callback (XEvent   *event,
                  /* This is from our synchronous grab since
                   * it has no modifiers and was on the client window
                   */
-                  int mode;
-              
-                  /* When clicking a different app in click-to-focus
-                   * in application-based mode, and the different
-                   * app is not a dock or desktop, eat the focus click.
-                   */
-                  if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_CLICK &&
-                      meta_prefs_get_application_based () &&
-                      !window->has_focus &&
-                      window->type != META_WINDOW_DOCK &&
-                      window->type != META_WINDOW_DESKTOP &&
-                      (display->focus_window == NULL ||
-                       !meta_window_same_application (window,
-                                                      display->focus_window)))
-                    mode = XIAsyncDevice; /* eat focus click */
-                  else
-                    mode = XIReplayDevice; /* give event back */

-                  meta_verbose ("Allowing events mode %s time %u\n",
-                                mode == AsyncPointer ? "AsyncPointer" : "ReplayPointer",
+                  meta_verbose ("Allowing events time %u\n",
                                (unsigned int)device_event->time);

                  XIAllowEvents (display->xdisplay, device_event->deviceid,
-                                 mode, device_event->time);
+                                 XIReplayDevice, device_event->time);
                }

              if (begin_move && window->has_move_func)
@@ -2350,40 +2701,19 @@ event_callback (XEvent   *event,
          break;
        case XI_FocusIn:
        case XI_FocusOut:
-          if (window)
-            {
-              meta_window_notify_focus (window, enter_event);
-            }
-          else if (meta_display_xwindow_is_a_no_focus_window (display,
-                                                              enter_event->event))
-            {
-              meta_topic (META_DEBUG_FOCUS,
-                          "Focus %s event received on no_focus_window 0x%lx "
-                          "mode %s detail %s\n",
-                          enter_event->evtype == XI_FocusIn ? "in" :
-                          enter_event->evtype == XI_FocusOut ? "out" :
-                          "???",
-                          enter_event->event,
-                          meta_event_mode_to_string (enter_event->mode),
-                          meta_event_detail_to_string (enter_event->detail));
-            }
-          else
+          /* libXi does not properly copy the serial to the XIEnterEvent, so pull it
+           * from the parent XAnyEvent.
+           * See: https://bugs.freedesktop.org/show_bug.cgi?id=64687
+           */
+          handle_window_focus_event (display, window, enter_event, event->xany.serial);
+          if (!window)
            {
+              /* Check if the window is a root window. */
              MetaScreen *screen =
                meta_display_screen_for_root(display,
                                             enter_event->event);
              if (screen == NULL)
                break;
-
-              meta_topic (META_DEBUG_FOCUS,
-                          "Focus %s event received on root window 0x%lx "
-                          "mode %s detail %s\n",
-                          enter_event->evtype == XI_FocusIn ? "in" :
-                          enter_event->evtype == XI_FocusOut ? "out" :
-                          "???",
-                          enter_event->event,
-                          meta_event_mode_to_string (enter_event->mode),
-                          meta_event_detail_to_string (enter_event->detail));
          
              if (enter_event->evtype == XI_FocusIn &&
                  enter_event->mode == XINotifyDetailNone)
@@ -2521,13 +2851,6 @@ event_callback (XEvent   *event,
                                  window->unmaps_pending);
                    }
                }
-
-              /* Unfocus on UnmapNotify, do this after the possible
-               * window_free above so that window_free can see if window->has_focus
-               * and move focus to another window
-               */
-              if (window)
-                meta_window_lost_focus (window);
            }
          break;
        case MapNotify:
@@ -2807,27 +3130,6 @@ event_callback (XEvent   *event,
                          meta_workspace_focus_default_window (screen->active_workspace, NULL, timestamp);
                        }
                    }
-                  else if (event->xclient.message_type ==
-                           display->atom__MUTTER_RELOAD_THEME_MESSAGE)
-                    {
-                      meta_verbose ("Received reload theme request\n");
-                      meta_ui_set_current_theme (meta_prefs_get_theme (),
-                                                 TRUE);
-                      meta_display_retheme_all ();
-                    }
-                  else if (event->xclient.message_type ==
-                           display->atom__MUTTER_SET_KEYBINDINGS_MESSAGE)
-                    {
-                      meta_verbose ("Received set keybindings request = %d\n",
-                                    (int) event->xclient.data.l[0]);
-                      meta_set_keybindings_disabled (!event->xclient.data.l[0]);
-                    }
-                  else if (event->xclient.message_type ==
-                           display->atom__MUTTER_TOGGLE_VERBOSE)
-                    {
-                      meta_verbose ("Received toggle verbose message\n");
-                      meta_set_verbose (!meta_is_verbose ());
-                    }
                  else if (event->xclient.message_type ==
                           display->atom_WM_PROTOCOLS) 
                    {
@@ -2924,6 +3226,30 @@ event_callback (XEvent   *event,
  return filter_out_event;
 }

+static gboolean
+event_callback (XEvent  *event,
+                gpointer data)
+{
+  MetaDisplay *display = data;
+
+  /* Under Wayland we want to filter out mouse motion events so we can
+     synthesize them from the Clutter events instead. This is
+     necessary because the position in the mouse events is passed to
+     the X server relative to the position of the surface. The X
+     server then translates these back to screen coordinates based on
+     the window position. If we rely on this translatation when
+     dragging a window around then the window will jump around
+     erratically because of the lag between updating the window
+     position from the surface position. Instead we bypass the
+     translation altogether by directly using the Clutter events */
+  if (meta_is_wayland_compositor () &&
+      event->type == GenericEvent &&
+      event->xcookie.evtype == XI_Motion)
+    return FALSE;
+
+  return meta_display_handle_event (display, event);
+}
+
 /* Return the window this has to do with, if any, rather
 * than the frame or root window that was selecting
 * for substructure
@@ -3537,6 +3863,12 @@ meta_spew_event (MetaDisplay *display,
  if (event->type == (display->damage_event_base + XDamageNotify))
    return;

+  if (event->type == (display->xsync_event_base + XSyncAlarmNotify))
+    return;
+
+  if (event->type == PropertyNotify && event->xproperty.atom == display->atom__NET_WM_USER_TIME)
+    return;
+
  input_event = get_input_event (display, event);

  if (input_event)
@@ -5561,98 +5893,82 @@ sanity_check_timestamps (MetaDisplay *display,
    }
 }

-static gboolean
-timestamp_too_old (MetaDisplay *display,
-                   MetaWindow  *window,
-                   guint32     *timestamp)
-{
-  /* FIXME: If Soeren's suggestion in bug 151984 is implemented, it will allow
-   * us to sanity check the timestamp here and ensure it doesn't correspond to
-   * a future time (though we would want to rename to 
-   * timestamp_too_old_or_in_future).
-   */
-
-  if (*timestamp == CurrentTime)
-    {
-      meta_warning ("Got a request to focus %s with a timestamp of 0.  This "
-                    "shouldn't happen!\n",
-                    window ? window->desc : "the no_focus_window");
-      *timestamp = meta_display_get_current_time_roundtrip (display);
-      return FALSE;
-    }
-  else if (XSERVER_TIME_IS_BEFORE (*timestamp, display->last_focus_time))
-    {
-      if (XSERVER_TIME_IS_BEFORE (*timestamp, display->last_user_time))
-        {
-          meta_topic (META_DEBUG_FOCUS,
-                      "Ignoring focus request for %s since %u "
-                      "is less than %u and %u.\n",
-                      window ? window->desc : "the no_focus_window",
-                      *timestamp,
-                      display->last_user_time,
-                      display->last_focus_time);
-          return TRUE;
-        }
-      else
-        {
-          meta_topic (META_DEBUG_FOCUS,
-                      "Received focus request for %s which is newer than most "
-                      "recent user_time, but less recent than "
-                      "last_focus_time (%u < %u < %u); adjusting "
-                      "accordingly.  (See bug 167358)\n",
-                      window ? window->desc : "the no_focus_window",
-                      display->last_user_time,
-                      *timestamp,
-                      display->last_focus_time);
-          *timestamp = display->last_focus_time;
-          return FALSE;
-        }
-    }
-
-  return FALSE;
-}
-
 void
 meta_display_set_input_focus_window (MetaDisplay *display, 
                                     MetaWindow  *window,
                                     gboolean     focus_frame,
                                     guint32      timestamp)
 {
-  if (timestamp_too_old (display, window, &timestamp))
-    return;
-
-  meta_error_trap_push (display);
-  XSetInputFocus (display->xdisplay,
-                  focus_frame ? window->frame->xwindow : window->xwindow,
-                  RevertToPointerRoot,
-                  timestamp);
-  meta_error_trap_pop (display);
-
-  display->expected_focus_window = window;
-  display->last_focus_time = timestamp;
-  display->active_screen = window->screen;
-
-  if (window != display->autoraise_window)
-    meta_display_remove_autoraise_callback (window->display);
+  request_xserver_input_focus_change (display,
+                                      window->screen,
+                                      window->client_type == META_WINDOW_CLIENT_TYPE_WAYLAND ?
+                                      META_FOCUS_WAYLAND_CLIENT : META_FOCUS_X_CLIENT,
+                                      window,
+                                      focus_frame ? window->frame->xwindow : window->xwindow,
+                                      timestamp);
 }

 void
-meta_display_focus_the_no_focus_window (MetaDisplay *display, 
+meta_display_request_take_focus (MetaDisplay *display,
+                                 MetaWindow  *window,
+                                 guint32      timestamp)
+{
+  if (timestamp_too_old (display, &timestamp))
+    return;
+
+  meta_topic (META_DEBUG_FOCUS, "WM_TAKE_FOCUS(%s, %u)\n",
+              window->desc, timestamp);
+
+  if (window != display->focus_window)
+    {
+      /* The "Globally Active Input" window case, where the window
+       * doesn't want us to call XSetInputFocus on it, but does
+       * want us to send a WM_TAKE_FOCUS.
+       *
+       * We can't just set display->focus_window to @window, since we
+       * we don't know when (or even if) the window will actually take
+       * focus, so we could end up being wrong for arbitrarily long.
+       * But we also can't leave it set to the current window, or else
+       * bug #597352 would come back. So we focus the no_focus_window
+       * now (and set display->focus_window to that), send the
+       * WM_TAKE_FOCUS, and then just forget about @window
+       * until/unless we get a FocusIn.
+       */
+      meta_display_focus_the_no_focus_window (display,
+                                              window->screen,
+                                              timestamp);
+    }
+  meta_window_send_icccm_message (window,
+                                  display->atom_WM_TAKE_FOCUS,
+                                  timestamp);
+}
+
+void
+meta_display_set_input_focus_xwindow (MetaDisplay   *display,
+                                      MetaScreen    *screen,
+                                      MetaFocusType  type,
+                                      Window         window,
+                                      guint32        timestamp)
+{
+  request_xserver_input_focus_change (display,
+                                      screen,
+                                      type,
+                                      NULL,
+                                      window,
+                                      timestamp);
+}
+
+void
+meta_display_focus_the_no_focus_window (MetaDisplay *display,
                                        MetaScreen  *screen,
                                        guint32      timestamp)
 {
-  if (timestamp_too_old (display, NULL, &timestamp))
-    return;
-
-  XSetInputFocus (display->xdisplay,
-                  screen->no_focus_window,
-                  RevertToPointerRoot,
-                  timestamp);
-  display->expected_focus_window = NULL;
-  display->last_focus_time = timestamp;
-  display->active_screen = screen;
-
-  meta_display_remove_autoraise_callback (display);
+  request_xserver_input_focus_change (display,
+                                      screen,
+                                      META_FOCUS_NO_FOCUS_WINDOW,
+                                      NULL,
+                                      screen->no_focus_window,
+                                      timestamp);
 }

 void
@@ -5675,10 +5991,21 @@ meta_display_overlay_key_activate (MetaDisplay *display)
 void
 meta_display_accelerator_activate (MetaDisplay *display,
                                   guint        action,
-                                   guint        deviceid)
+                                   guint        deviceid,
+                                   guint        timestamp)
 {
  g_signal_emit (display, display_signals[ACCELERATOR_ACTIVATED],
-                 0, action, deviceid);
+                 0, action, deviceid, timestamp);
+}
+
+gboolean
+meta_display_modifiers_accelerator_activate (MetaDisplay *display)
+{
+  gboolean freeze;
+
+  g_signal_emit (display, display_signals[MODIFIERS_ACCELERATOR_ACTIVATED], 0, &freeze);
+
+  return freeze;
 }

 void
@@ -5762,11 +6089,9 @@ meta_display_has_shape (MetaDisplay *display)
 * meta_display_get_focus_window:
 * @display: a #MetaDisplay
 *
- * Get the window that, according to events received from X server,
- * currently has the input focus. We may have already sent a request
- * to the X server to move the focus window elsewhere. (The
- * expected_focus_window records where we've last set the input
- * focus.)
+ * Get our best guess as to the "currently" focused window (that is,
+ * the window that we expect will be focused at the point when the X
+ * server processes our next request).
 *
 * Return Value: (transfer none): The current focus window
 */
--- a/src/core/frame.c
+++ b/src/core/frame.c
@@ -47,6 +47,7 @@ meta_window_ensure_frame (MetaWindow *window)
  XSetWindowAttributes attrs;
  Visual *visual;
  gulong create_serial;
+  MetaStackWindow stack_window;
  
  if (window->frame)
    return;
@@ -105,8 +106,10 @@ meta_window_ensure_frame (MetaWindow *window)
 						frame->rect.height,
 						frame->window->screen->number,
                                                &create_serial);
+  stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  stack_window.x11.xwindow = frame->xwindow;
  meta_stack_tracker_record_add (window->screen->stack_tracker,
-                                 frame->xwindow,
+                                 &stack_window,
                                 create_serial);

  meta_verbose ("Frame for %s is 0x%lx\n", frame->window->desc, frame->xwindow);
@@ -138,8 +141,9 @@ meta_window_ensure_frame (MetaWindow *window)
  window->rect.x = 0;
  window->rect.y = 0;

+  stack_window.x11.xwindow = window->xwindow;
  meta_stack_tracker_record_remove (window->screen->stack_tracker,
-                                    window->xwindow,
+                                    &stack_window,
                                    XNextRequest (window->display->xdisplay));
  XReparentWindow (window->display->xdisplay,
                   window->xwindow,
@@ -174,6 +178,7 @@ meta_window_destroy_frame (MetaWindow *window)
 {
  MetaFrame *frame;
  MetaFrameBorders borders;
+  MetaStackWindow stack_window;
  
  if (window->frame == NULL)
    return;
@@ -200,8 +205,10 @@ meta_window_destroy_frame (MetaWindow *window)
                  "Incrementing unmaps_pending on %s for reparent back to root\n", window->desc);
      window->unmaps_pending += 1;
    }
+  stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  stack_window.x11.xwindow = window->xwindow;
  meta_stack_tracker_record_add (window->screen->stack_tracker,
-                                 window->xwindow,
+                                 &stack_window,
                                 XNextRequest (window->display->xdisplay));
  XReparentWindow (window->display->xdisplay,
                   window->xwindow,
@@ -332,19 +339,6 @@ meta_frame_calc_borders (MetaFrame        *frame,
                               borders);
 }

-void
-meta_frame_get_corner_radiuses (MetaFrame *frame,
-                                float     *top_left,
-                                float     *top_right,
-                                float     *bottom_left,
-                                float     *bottom_right)
-{
-  meta_ui_get_corner_radiuses (frame->window->screen->ui,
-                               frame->xwindow,
-                               top_left, top_right,
-                               bottom_left, bottom_right);
-}
-
 gboolean
 meta_frame_sync_to_window (MetaFrame *frame,
                           int        resize_gravity,
@@ -400,6 +394,14 @@ meta_frame_get_frame_bounds (MetaFrame *frame)
                                   frame->rect.height);
 }

+void
+meta_frame_get_mask (MetaFrame                    *frame,
+                     cairo_t                      *cr)
+{
+  meta_ui_get_frame_mask (frame->window->screen->ui, frame->xwindow,
+                          frame->rect.width, frame->rect.height, cr);
+}
+
 void
 meta_frame_queue_draw (MetaFrame *frame)
 {
--- a/src/core/frame.h
+++ b/src/core/frame.h
@@ -63,12 +63,6 @@ Window         meta_frame_get_xwindow (MetaFrame *frame);
 void meta_frame_calc_borders      (MetaFrame        *frame,
                                   MetaFrameBorders *borders);

-void meta_frame_get_corner_radiuses (MetaFrame *frame,
-                                     float     *top_left,
-                                     float     *top_right,
-                                     float     *bottom_left,
-                                     float     *bottom_right);
-
 gboolean meta_frame_sync_to_window (MetaFrame         *frame,
                                    int                gravity,
                                    gboolean           need_move,
@@ -76,6 +70,9 @@ gboolean meta_frame_sync_to_window (MetaFrame         *frame,

 cairo_region_t *meta_frame_get_frame_bounds (MetaFrame *frame);

+void meta_frame_get_mask (MetaFrame *frame,
+                          cairo_t   *cr);
+
 void meta_frame_set_screen_cursor (MetaFrame	*frame,
 				   MetaCursor	cursor);

--- a/src/core/keybindings-private.h
+++ b/src/core/keybindings-private.h
@@ -69,7 +69,6 @@ void     meta_window_ungrab_all_keys        (MetaWindow  *window,
 gboolean meta_display_process_key_event     (MetaDisplay   *display,
                                             MetaWindow    *window,
                                             XIDeviceEvent *event);
-void     meta_set_keybindings_disabled      (gboolean     setting);
 void     meta_display_process_mapping_event (MetaDisplay *display,
                                             XEvent      *event);

--- a/src/core/keybindings.c
+++ b/src/core/keybindings.c
@@ -56,8 +56,6 @@
 #define SCHEMA_COMMON_KEYBINDINGS "org.gnome.desktop.wm.keybindings"
 #define SCHEMA_MUTTER_KEYBINDINGS "org.gnome.mutter.keybindings"

-static gboolean all_bindings_disabled = FALSE;
-
 static gboolean add_builtin_keybinding (MetaDisplay          *display,
                                        const char           *name,
                                        GSettings            *settings,
@@ -147,7 +145,8 @@ static gboolean process_workspace_switch_grab (MetaDisplay   *display,
                                               XIDeviceEvent *event,
                                               KeySym         keysym);

-static void regrab_key_bindings         (MetaDisplay *display);
+static void grab_key_bindings           (MetaDisplay *display);
+static void ungrab_key_bindings         (MetaDisplay *display);


 static GHashTable *key_handlers;
@@ -301,6 +300,172 @@ reload_modmap (MetaDisplay *display)
              display->meta_mask);
 }

+/* Original code from gdk_x11_keymap_get_entries_for_keyval() in
+ * gdkkeys-x11.c */
+static int
+get_keycodes_for_keysym (MetaDisplay  *display,
+                         int           keysym,
+                         int         **keycodes)
+{
+  GArray *retval;
+  int n_keycodes;
+  int keycode;
+
+  retval = g_array_new (FALSE, FALSE, sizeof (int));
+
+  keycode = display->min_keycode;
+  while (keycode <= display->max_keycode)
+    {
+      const KeySym *syms = display->keymap + (keycode - display->min_keycode) * display->keysyms_per_keycode;
+      int i = 0;
+
+      while (i < display->keysyms_per_keycode)
+        {
+          if (syms[i] == (unsigned int)keysym)
+            g_array_append_val (retval, keycode);
+
+          ++i;
+        }
+
+      ++keycode;
+    }
+
+  n_keycodes = retval->len;
+  *keycodes = (int*) g_array_free (retval, n_keycodes == 0 ? TRUE : FALSE);
+
+  return n_keycodes;
+}
+
+static void
+reload_iso_next_group_combos (MetaDisplay *display)
+{
+  const char *iso_next_group_option;
+  MetaKeyCombo *combos;
+  int *keycodes;
+  int n_keycodes;
+  int n_combos;
+  int i;
+
+  g_clear_pointer (&display->iso_next_group_combos, g_free);
+  display->n_iso_next_group_combos = 0;
+
+  iso_next_group_option = meta_prefs_get_iso_next_group_option ();
+  if (iso_next_group_option == NULL)
+    return;
+
+  n_keycodes = get_keycodes_for_keysym (display, XK_ISO_Next_Group, &keycodes);
+
+  if (g_str_equal (iso_next_group_option, "toggle") ||
+      g_str_equal (iso_next_group_option, "lalt_toggle") ||
+      g_str_equal (iso_next_group_option, "lwin_toggle") ||
+      g_str_equal (iso_next_group_option, "rwin_toggle") ||
+      g_str_equal (iso_next_group_option, "lshift_toggle") ||
+      g_str_equal (iso_next_group_option, "rshift_toggle") ||
+      g_str_equal (iso_next_group_option, "lctrl_toggle") ||
+      g_str_equal (iso_next_group_option, "rctrl_toggle") ||
+      g_str_equal (iso_next_group_option, "sclk_toggle") ||
+      g_str_equal (iso_next_group_option, "menu_toggle") ||
+      g_str_equal (iso_next_group_option, "caps_toggle"))
+    {
+      n_combos = n_keycodes;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = 0;
+        }
+    }
+  else if (g_str_equal (iso_next_group_option, "shift_caps_toggle") ||
+           g_str_equal (iso_next_group_option, "shifts_toggle"))
+    {
+      n_combos = n_keycodes;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = ShiftMask;
+        }
+    }
+  else if (g_str_equal (iso_next_group_option, "alt_caps_toggle") ||
+           g_str_equal (iso_next_group_option, "alt_space_toggle"))
+    {
+      n_combos = n_keycodes;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = Mod1Mask;
+        }
+    }
+  else if (g_str_equal (iso_next_group_option, "ctrl_shift_toggle") ||
+           g_str_equal (iso_next_group_option, "lctrl_lshift_toggle") ||
+           g_str_equal (iso_next_group_option, "rctrl_rshift_toggle"))
+    {
+      n_combos = n_keycodes * 2;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = ShiftMask;
+
+          combos[i + n_keycodes].keysym = XK_ISO_Next_Group;
+          combos[i + n_keycodes].keycode = keycodes[i];
+          combos[i + n_keycodes].modifiers = ControlMask;
+        }
+    }
+  else if (g_str_equal (iso_next_group_option, "ctrl_alt_toggle"))
+    {
+      n_combos = n_keycodes * 2;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = Mod1Mask;
+
+          combos[i + n_keycodes].keysym = XK_ISO_Next_Group;
+          combos[i + n_keycodes].keycode = keycodes[i];
+          combos[i + n_keycodes].modifiers = ControlMask;
+        }
+    }
+  else if (g_str_equal (iso_next_group_option, "alt_shift_toggle") ||
+           g_str_equal (iso_next_group_option, "lalt_lshift_toggle"))
+    {
+      n_combos = n_keycodes * 2;
+      combos = g_new (MetaKeyCombo, n_combos);
+
+      for (i = 0; i < n_keycodes; ++i)
+        {
+          combos[i].keysym = XK_ISO_Next_Group;
+          combos[i].keycode = keycodes[i];
+          combos[i].modifiers = Mod1Mask;
+
+          combos[i + n_keycodes].keysym = XK_ISO_Next_Group;
+          combos[i + n_keycodes].keycode = keycodes[i];
+          combos[i + n_keycodes].modifiers = ShiftMask;
+        }
+    }
+  else
+    {
+      n_combos = 0;
+      combos = NULL;
+    }
+
+  g_free (keycodes);
+
+  display->n_iso_next_group_combos = n_combos;
+  display->iso_next_group_combos = combos;
+}
+
 static guint
 keysym_to_keycode (MetaDisplay *display,
                   guint        keysym)
@@ -327,6 +492,8 @@ reload_keycodes (MetaDisplay *display)
      display->overlay_key_combo.keycode = 0;
    }

+  reload_iso_next_group_combos (display);
+
  if (display->key_bindings)
    {
      int i;
@@ -531,7 +698,7 @@ rebuild_special_bindings (MetaDisplay *display)
 }

 static void
-regrab_key_bindings (MetaDisplay *display)
+ungrab_key_bindings (MetaDisplay *display)
 {
  GSList *tmp;
  GSList *windows;
@@ -544,7 +711,6 @@ regrab_key_bindings (MetaDisplay *display)
      MetaScreen *screen = tmp->data;

      meta_screen_ungrab_keys (screen);
-      meta_screen_grab_keys (screen);

      tmp = tmp->next;
    }
@@ -556,6 +722,38 @@ regrab_key_bindings (MetaDisplay *display)
      MetaWindow *w = tmp->data;

      meta_window_ungrab_keys (w);
+
+      tmp = tmp->next;
+    }
+  meta_error_trap_pop (display);
+
+  g_slist_free (windows);
+}
+
+static void
+grab_key_bindings (MetaDisplay *display)
+{
+  GSList *tmp;
+  GSList *windows;
+
+  meta_error_trap_push (display); /* for efficiency push outer trap */
+
+  tmp = display->screens;
+  while (tmp != NULL)
+    {
+      MetaScreen *screen = tmp->data;
+
+      meta_screen_grab_keys (screen);
+
+      tmp = tmp->next;
+    }
+
+  windows = meta_display_list_windows (display, META_LIST_DEFAULT);
+  tmp = windows;
+  while (tmp != NULL)
+    {
+      MetaWindow *w = tmp->data;
+
      meta_window_grab_keys (w);

      tmp = tmp->next;
@@ -796,6 +994,8 @@ meta_display_process_mapping_event (MetaDisplay *display,

  if (keymap_changed || modmap_changed)
    {
+      ungrab_key_bindings (display);
+
      if (keymap_changed)
        reload_keymap (display);

@@ -809,7 +1009,7 @@ meta_display_process_mapping_event (MetaDisplay *display,

      reload_modifiers (display);

-      regrab_key_bindings (display);
+      grab_key_bindings (display);
    }
 }

@@ -824,11 +1024,12 @@ bindings_changed_callback (MetaPreference pref,
  switch (pref)
    {
    case META_PREF_KEYBINDINGS:
+      ungrab_key_bindings (display);
      rebuild_key_binding_table (display);
      rebuild_special_bindings (display);
      reload_keycodes (display);
      reload_modifiers (display);
-      regrab_key_bindings (display);
+      grab_key_bindings (display);
      break;
    default:
      break;
@@ -947,21 +1148,12 @@ meta_change_keygrab (MetaDisplay *display,
 }

 static void
-meta_grab_key (MetaDisplay *display,
-               Window       xwindow,
-               int          keysym,
-               unsigned int keycode,
-               int          modmask)
-{
-  meta_change_keygrab (display, xwindow, TRUE, keysym, keycode, modmask);
-}
-
-static void
-grab_keys (MetaKeyBinding *bindings,
-           int             n_bindings,
-           MetaDisplay    *display,
-           Window          xwindow,
-           gboolean        binding_per_window)
+change_binding_keygrabs (MetaKeyBinding *bindings,
+                         int             n_bindings,
+                         MetaDisplay    *display,
+                         Window          xwindow,
+                         gboolean        binding_per_window,
+                         gboolean        grab)
 {
  int i;

@@ -976,10 +1168,10 @@ grab_keys (MetaKeyBinding *bindings,
          !!(bindings[i].handler->flags & META_KEY_BINDING_PER_WINDOW) &&
          bindings[i].keycode != 0)
        {
-          meta_grab_key (display, xwindow,
-                         bindings[i].keysym,
-                         bindings[i].keycode,
-                         bindings[i].mask);
+          meta_change_keygrab (display, xwindow, grab,
+                               bindings[i].keysym,
+                               bindings[i].keycode,
+                               bindings[i].mask);
        }

      ++i;
@@ -989,51 +1181,49 @@ grab_keys (MetaKeyBinding *bindings,
 }

 static void
-ungrab_all_keys (MetaDisplay *display,
-                 Window       xwindow)
+meta_screen_change_keygrabs (MetaScreen *screen,
+                             gboolean    grab)
 {
-  if (meta_is_debugging ())
-    meta_error_trap_push_with_return (display);
-  else
-    meta_error_trap_push (display);
+  MetaDisplay *display = screen->display;

-  XUngrabKey (display->xdisplay, AnyKey, AnyModifier,
-              xwindow);
+  if (display->overlay_key_combo.keycode != 0)
+    meta_change_keygrab (display, screen->xroot, grab,
+                         display->overlay_key_combo.keysym,
+                         display->overlay_key_combo.keycode,
+                         display->overlay_key_combo.modifiers);

-  if (meta_is_debugging ())
+  if (display->iso_next_group_combos)
    {
-      int result;
-
-      result = meta_error_trap_pop_with_return (display);
-
-      if (result != Success)
-        meta_topic (META_DEBUG_KEYBINDINGS,
-                    "Ungrabbing all keys on 0x%lx failed\n", xwindow);
+      int i = 0;
+      while (i < display->n_iso_next_group_combos)
+        {
+          if (display->iso_next_group_combos[i].keycode != 0)
+            {
+              meta_change_keygrab (display, screen->xroot, grab,
+                                   display->iso_next_group_combos[i].keysym,
+                                   display->iso_next_group_combos[i].keycode,
+                                   display->iso_next_group_combos[i].modifiers);
+            }
+          ++i;
+        }
    }
-  else
-    meta_error_trap_pop (display);
+
+  change_binding_keygrabs (screen->display->key_bindings,
+                           screen->display->n_key_bindings,
+                           screen->display, screen->xroot,
+                           FALSE, grab);
 }

 void
 meta_screen_grab_keys (MetaScreen *screen)
 {
-  MetaDisplay *display = screen->display;
  if (screen->all_keys_grabbed)
    return;

  if (screen->keys_grabbed)
    return;

-  if (display->overlay_key_combo.keycode != 0)
-    meta_grab_key (display, screen->xroot,
-                   display->overlay_key_combo.keysym,
-                   display->overlay_key_combo.keycode,
-                   display->overlay_key_combo.modifiers);
-
-  grab_keys (screen->display->key_bindings,
-             screen->display->n_key_bindings,
-             screen->display, screen->xroot,
-             FALSE);
+  meta_screen_change_keygrabs (screen, TRUE);

  screen->keys_grabbed = TRUE;
 }
@@ -1041,11 +1231,23 @@ meta_screen_grab_keys (MetaScreen *screen)
 void
 meta_screen_ungrab_keys (MetaScreen  *screen)
 {
-  if (screen->keys_grabbed)
-    {
-      ungrab_all_keys (screen->display, screen->xroot);
-      screen->keys_grabbed = FALSE;
-    }
+  if (!screen->keys_grabbed)
+    return;
+
+  meta_screen_change_keygrabs (screen, FALSE);
+
+  screen->keys_grabbed = FALSE;
+}
+
+static void
+meta_window_change_keygrabs (MetaWindow *window,
+                             Window      xwindow,
+                             gboolean    grab)
+{
+  change_binding_keygrabs (window->display->key_bindings,
+                           window->display->n_key_bindings,
+                           window->display, xwindow,
+                           TRUE, grab);
 }

 void
@@ -1058,7 +1260,7 @@ meta_window_grab_keys (MetaWindow  *window)
      || window->override_redirect)
    {
      if (window->keys_grabbed)
-        ungrab_all_keys (window->display, window->xwindow);
+        meta_window_change_keygrabs (window, window->xwindow, FALSE);
      window->keys_grabbed = FALSE;
      return;
    }
@@ -1066,7 +1268,7 @@ meta_window_grab_keys (MetaWindow  *window)
  if (window->keys_grabbed)
    {
      if (window->frame && !window->grab_on_frame)
-        ungrab_all_keys (window->display, window->xwindow);
+        meta_window_change_keygrabs (window, window->xwindow, FALSE);
      else if (window->frame == NULL &&
               window->grab_on_frame)
        ; /* continue to regrab on client window */
@@ -1074,11 +1276,9 @@ meta_window_grab_keys (MetaWindow  *window)
        return; /* already all good */
    }

-  grab_keys (window->display->key_bindings,
-             window->display->n_key_bindings,
-             window->display,
-             window->frame ? window->frame->xwindow : window->xwindow,
-             TRUE);
+  meta_window_change_keygrabs (window,
+                               window->frame ? window->frame->xwindow : window->xwindow,
+                               TRUE);

  window->keys_grabbed = TRUE;
  window->grab_on_frame = window->frame != NULL;
@@ -1091,11 +1291,9 @@ meta_window_ungrab_keys (MetaWindow  *window)
    {
      if (window->grab_on_frame &&
          window->frame != NULL)
-        ungrab_all_keys (window->display,
-                         window->frame->xwindow);
+        meta_window_change_keygrabs (window, window->frame->xwindow, FALSE);
      else if (!window->grab_on_frame)
-        ungrab_all_keys (window->display,
-                         window->xwindow);
+        meta_window_change_keygrabs (window, window->xwindow, FALSE);

      window->keys_grabbed = FALSE;
    }
@@ -1112,7 +1310,7 @@ handle_external_grab (MetaDisplay    *display,
  guint action = meta_display_get_keybinding_action (display,
                                                     binding->keycode,
                                                     binding->mask);
-  meta_display_accelerator_activate (display, action, event->deviceid);
+  meta_display_accelerator_activate (display, action, event->deviceid, event->time);
 }


@@ -1151,7 +1349,7 @@ meta_display_grab_accelerator (MetaDisplay *display,
  for (l = display->screens; l; l = l->next)
    {
      MetaScreen *screen = l->data;
-      meta_grab_key (display, screen->xroot, keysym, keycode, mask);
+      meta_change_keygrab (display, screen->xroot, TRUE, keysym, keycode, mask);
    }

  grab = g_new0 (MetaKeyGrab, 1);
@@ -1248,7 +1446,8 @@ grab_status_to_string (int status)
 static gboolean
 grab_keyboard (MetaDisplay *display,
               Window       xwindow,
-               guint32      timestamp)
+               guint32      timestamp,
+               int          grab_mode)
 {
  int result;
  int grab_status;
@@ -1264,13 +1463,22 @@ grab_keyboard (MetaDisplay *display,
   */
  meta_error_trap_push_with_return (display);

+  /* Strictly, we only need to set grab_mode on the keyboard device
+   * while the pointer should always be XIGrabModeAsync. Unfortunately
+   * there is a bug in the X server, only fixed (link below) in 1.15,
+   * which swaps these arguments for keyboard devices. As such, we set
+   * both the device and the paired device mode which works around
+   * that bug and also works on fixed X servers.
+   *
+   * http://cgit.freedesktop.org/xorg/xserver/commit/?id=9003399708936481083424b4ff8f18a16b88b7b3
+   */
  grab_status = XIGrabDevice (display->xdisplay,
                              META_VIRTUAL_CORE_KEYBOARD_ID,
                              xwindow,
                              timestamp,
                              None,
-                              XIGrabModeAsync, XIGrabModeAsync,
-                              True, /* owner_events */
+                              grab_mode, grab_mode,
+                              False, /* owner_events */
                              &mask);

  if (grab_status != Success)
@@ -1323,7 +1531,7 @@ meta_screen_grab_all_keys (MetaScreen *screen, guint32 timestamp)

  meta_topic (META_DEBUG_KEYBINDINGS,
              "Grabbing all keys on RootWindow\n");
-  retval = grab_keyboard (screen->display, screen->xroot, timestamp);
+  retval = grab_keyboard (screen->display, screen->xroot, timestamp, XIGrabModeAsync);
  if (retval)
    {
      screen->all_keys_grabbed = TRUE;
@@ -1376,7 +1584,7 @@ meta_window_grab_all_keys (MetaWindow  *window,

  meta_topic (META_DEBUG_KEYBINDINGS,
              "Grabbing all keys on window %s\n", window->desc);
-  retval = grab_keyboard (window->display, grabwindow, timestamp);
+  retval = grab_keyboard (window->display, grabwindow, timestamp, XIGrabModeAsync);
  if (retval)
    {
      window->keys_grabbed = FALSE;
@@ -1403,6 +1611,32 @@ meta_window_ungrab_all_keys (MetaWindow *window, guint32 timestamp)
    }
 }

+void
+meta_display_freeze_keyboard (MetaDisplay *display, Window window, guint32 timestamp)
+{
+  grab_keyboard (display, window, timestamp, XIGrabModeSync);
+}
+
+void
+meta_display_ungrab_keyboard (MetaDisplay *display, guint32 timestamp)
+{
+  ungrab_keyboard (display, timestamp);
+}
+
+void
+meta_display_unfreeze_keyboard (MetaDisplay *display, guint32 timestamp)
+{
+  meta_error_trap_push (display);
+  XIAllowEvents (display->xdisplay, META_VIRTUAL_CORE_KEYBOARD_ID,
+                 XIAsyncDevice, timestamp);
+  /* We shouldn't need to unfreeze the pointer device here, however we
+   * have to, due to the workaround we do in grab_keyboard().
+   */
+  XIAllowEvents (display->xdisplay, META_VIRTUAL_CORE_POINTER_ID,
+                 XIAsyncDevice, timestamp);
+  meta_error_trap_pop (display);
+}
+
 static gboolean
 is_modifier (MetaDisplay *display,
             unsigned int keycode)
@@ -1749,6 +1983,41 @@ process_overlay_key (MetaDisplay *display,
    return FALSE;
 }

+static gboolean
+process_iso_next_group (MetaDisplay *display,
+                        MetaScreen *screen,
+                        XIDeviceEvent *event,
+                        KeySym keysym)
+{
+  gboolean activate;
+  unsigned int mods;
+  int i;
+
+  if (event->evtype != XI_KeyPress)
+    return FALSE;
+
+  activate = FALSE;
+  mods = (event->mods.effective & 0xff & ~(display->ignored_modifier_mask));
+
+  for (i = 0; i < display->n_iso_next_group_combos; ++i)
+    {
+      if (event->detail == (int)display->iso_next_group_combos[i].keycode &&
+          mods == display->iso_next_group_combos[i].modifiers)
+        {
+          /* If the signal handler returns TRUE the keyboard will
+             remain frozen. It's the signal handler's responsibility
+             to unfreeze it. */
+          if (!meta_display_modifiers_accelerator_activate (display))
+            XIAllowEvents (display->xdisplay, event->deviceid,
+                           XIAsyncDevice, event->time);
+          activate = TRUE;
+          break;
+        }
+    }
+
+  return activate;
+}
+
 /* Handle a key event. May be called recursively: some key events cause
 * grabs to be ended and then need to be processed again in their own
 * right. This cannot cause infinite recursion because we never call
@@ -1775,21 +2044,6 @@ meta_display_process_key_event (MetaDisplay   *display,
  const char *str;
  MetaScreen *screen;

-  if (all_bindings_disabled)
-    {
-      /* In this mode, we try to pretend we don't have grabs, so we
-       * immediately replay events and drop the grab. (This still
-       * messes up global passive grabs from other clients.) The
-       * FALSE return here is a little suspect, but we don't really
-       * know if we'll see the event again or not, and it's pretty
-       * poorly defined how this mode is supposed to interact with
-       * plugins.
-       */
-      XIAllowEvents (display->xdisplay, event->deviceid,
-                     XIReplayDevice, event->time);
-      return FALSE;
-    }
-
  /* if key event was on root window, we have a shortcut */
  screen = meta_display_screen_for_root (display, event->event);

@@ -1823,6 +2077,10 @@ meta_display_process_key_event (MetaDisplay   *display,
      handled = process_overlay_key (display, screen, event, keysym);
      if (handled)
        return TRUE;
+
+      handled = process_iso_next_group (display, screen, event, keysym);
+      if (handled)
+        return TRUE;
    }

  XIAllowEvents (display->xdisplay, event->deviceid,
@@ -3823,14 +4081,6 @@ handle_set_spew_mark (MetaDisplay    *display,
  meta_verbose ("-- MARK MARK MARK MARK --\n");
 }

-void
-meta_set_keybindings_disabled (gboolean setting)
-{
-  all_bindings_disabled = setting;
-  meta_topic (META_DEBUG_KEYBINDINGS,
-              "Keybindings %s\n", all_bindings_disabled ? "disabled" : "enabled");
-}
-
 /**
 * meta_keybindings_set_custom_handler:
 * @name: The name of the keybinding to set
@@ -4516,6 +4766,12 @@ meta_display_init_keys (MetaDisplay *display)

  g_hash_table_insert (key_handlers, g_strdup ("overlay-key"), handler);

+  handler = g_new0 (MetaKeyHandler, 1);
+  handler->name = g_strdup ("iso-next-group");
+  handler->flags = META_KEY_BINDING_BUILTIN;
+
+  g_hash_table_insert (key_handlers, g_strdup ("iso-next-group"), handler);
+
  handler = g_new0 (MetaKeyHandler, 1);
  handler->name = g_strdup ("external-grab");
  handler->func = handle_external_grab;
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -55,6 +55,7 @@
 #include "session.h"
 #include <meta/prefs.h>
 #include <meta/compositor.h>
+#include "meta-wayland-private.h"

 #include <glib-object.h>
 #include <gdk/gdkx.h>
@@ -346,28 +347,64 @@ meta_finalize (void)
  if (display)
    meta_display_close (display,
                        CurrentTime); /* I doubt correct timestamps matter here */
+
+  if (meta_is_wayland_compositor ())
+    meta_wayland_finalize ();
 }

-static int sigterm_pipe_fds[2] = { -1, -1 };
+static int signal_pipe_fds[2] = { -1, -1 };

 static void
-sigterm_handler (int signum)
+signal_handler (int signum)
 {
-  if (sigterm_pipe_fds[1] >= 0)
+  if (signal_pipe_fds[1] >= 0)
    {
-      int G_GNUC_UNUSED dummy;
-
-      dummy = write (sigterm_pipe_fds[1], "", 1);
-      close (sigterm_pipe_fds[1]);
-      sigterm_pipe_fds[1] = -1;
+      switch (signum)
+        {
+        case SIGTERM:
+          write (signal_pipe_fds[1], "T", 1);
+          break;
+        default:
+          break;
+        }
    }
 }

 static gboolean
-on_sigterm (void)
+on_signal (GIOChannel *source,
+           GIOCondition condition,
+           void *data)
 {
-  meta_quit (META_EXIT_SUCCESS);
-  return FALSE;
+  char signal;
+  int count;
+
+  for (;;)
+    {
+      count = read (signal_pipe_fds[0], &signal, 1);
+      if (count == EINTR)
+        continue;
+      if (count < 0)
+        {
+          const char *msg = strerror (errno);
+          g_warning ("Error handling signal: %s", msg);
+        }
+      if (count != 1)
+        {
+          g_warning ("Unexpectedly failed to read byte from signal pipe\n");
+          return TRUE;
+        }
+      break;
+    }
+  switch (signal)
+    {
+    case 'T': /* SIGTERM */
+      meta_quit (META_EXIT_SUCCESS);
+      break;
+    default:
+      g_warning ("Spurious character '%c' read from signal pipe", signal);
+    }
+
+  return TRUE;
 }

 /**
@@ -396,17 +433,17 @@ meta_init (void)
                g_strerror (errno));
 #endif

-  if (pipe (sigterm_pipe_fds) != 0)
-    g_printerr ("Failed to create SIGTERM pipe: %s\n",
+  if (pipe (signal_pipe_fds) != 0)
+    g_printerr ("Failed to create signal pipe: %s\n",
                g_strerror (errno));

-  channel = g_io_channel_unix_new (sigterm_pipe_fds[0]);
+  channel = g_io_channel_unix_new (signal_pipe_fds[0]);
  g_io_channel_set_flags (channel, G_IO_FLAG_NONBLOCK, NULL);
-  g_io_add_watch (channel, G_IO_IN, (GIOFunc) on_sigterm, NULL);
+  g_io_add_watch (channel, G_IO_IN, (GIOFunc) on_signal, NULL);
  g_io_channel_set_close_on_unref (channel, TRUE);
  g_io_channel_unref (channel);

-  act.sa_handler = &sigterm_handler;
+  act.sa_handler = &signal_handler;
  if (sigaction (SIGTERM, &act, NULL) < 0)
    g_printerr ("Failed to register SIGTERM handler: %s\n",
 		g_strerror (errno));
@@ -427,9 +464,16 @@ meta_init (void)
  g_irepository_prepend_search_path (MUTTER_PKGLIBDIR);
 #endif

-  meta_set_syncing (opt_sync || (g_getenv ("MUTTER_SYNC") != NULL));
+  if (meta_is_wayland_compositor ())
+    {
+      /* NB: When running as a hybrid wayland compositor we run our own headless X
+       * server so the user can't control the X display to connect too. */
+      meta_wayland_init ();
+    }
+  else
+    meta_select_display (opt_display_name);

-  meta_select_display (opt_display_name);
+  meta_set_syncing (opt_sync || (g_getenv ("MUTTER_SYNC") != NULL));
  
  if (opt_replace_wm)
    meta_set_replace_current_wm (TRUE);
@@ -441,10 +485,17 @@ meta_init (void)
  
  meta_ui_init ();

-  /*
-   * Clutter can only be initialized after the UI.
-   */
-  meta_clutter_init ();
+  /* If we are running with wayland then we don't wait until we have
+   * an X connection before initializing clutter we instead initialize
+   * it earlier since we need to initialize the GL driver so the driver
+   * can register any needed wayland extensions. */
+  if (!meta_is_wayland_compositor ())
+    {
+      /*
+       * Clutter can only be initialized after the UI.
+       */
+      meta_clutter_init ();
+    }
 }

 /**
@@ -514,14 +565,14 @@ meta_run (void)
  if (g_getenv ("MUTTER_G_FATAL_WARNINGS") != NULL)
    g_log_set_always_fatal (G_LOG_LEVEL_MASK);
  
-  meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
+  meta_ui_set_current_theme (meta_prefs_get_theme ());

  /* Try to find some theme that'll work if the theme preference
   * doesn't exist.  First try Simple (the default theme) then just
   * try anything in the themes directory.
   */
  if (!meta_ui_have_a_theme ())
-    meta_ui_set_current_theme ("Simple", FALSE);
+    meta_ui_set_current_theme ("Simple");
  
  if (!meta_ui_have_a_theme ())
    {
@@ -539,7 +590,7 @@ meta_run (void)
          while (((dir_entry = g_dir_read_name (themes_dir)) != NULL) && 
                 (!meta_ui_have_a_theme ()))
            {
-              meta_ui_set_current_theme (dir_entry, FALSE);
+              meta_ui_set_current_theme (dir_entry);
            }
          
          g_dir_close (themes_dir);
@@ -598,7 +649,7 @@ prefs_changed_callback (MetaPreference pref,
    {
    case META_PREF_THEME:
    case META_PREF_DRAGGABLE_BORDER_WIDTH:
-      meta_ui_set_current_theme (meta_prefs_get_theme (), FALSE);
+      meta_ui_set_current_theme (meta_prefs_get_theme ());
      meta_display_retheme_all ();
      break;

--- a/src/core/meta-cursor-tracker-private.h
+++ b/src/core/meta-cursor-tracker-private.h
@@ -0,0 +1,47 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright 2013 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Author: Giovanni Campagna <gcampagn@redhat.com>
+ */
+
+#ifndef META_CURSOR_TRACKER_PRIVATE_H
+#define META_CURSOR_TRACKER_PRIVATE_H
+
+#include <meta/meta-cursor-tracker.h>
+#include <clutter/clutter.h>
+
+gboolean meta_cursor_tracker_handle_xevent (MetaCursorTracker *tracker,
+					    XEvent            *xevent);
+
+void     meta_cursor_tracker_set_root_cursor (MetaCursorTracker *tracker,
+                                              MetaCursor         cursor);
+void     meta_cursor_tracker_revert_root     (MetaCursorTracker *tracker);
+void     meta_cursor_tracker_set_sprite      (MetaCursorTracker *tracker,
+                                              CoglTexture2D     *texture,
+                                              int                hot_x,
+                                              int                hot_y);
+
+void     meta_cursor_tracker_update_position (MetaCursorTracker *tracker,
+					      int                new_x,
+					      int                new_y);
+void     meta_cursor_tracker_paint           (MetaCursorTracker *tracker);
+void     meta_cursor_tracker_queue_redraw    (MetaCursorTracker *tracker,
+					      ClutterActor      *stage);
+#endif
--- a/src/core/meta-cursor-tracker.c
+++ b/src/core/meta-cursor-tracker.c
@@ -0,0 +1,458 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/* 
+ * Copyright 2013 Red Hat, Inc.
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Author: Giovanni Campagna <gcampagn@redhat.com>
+ */
+
+/**
+ * SECTION:cursor-tracker
+ * @title: MetaCursorTracker
+ * @short_description: Mutter cursor tracking helper
+ */
+
+#include <config.h>
+#include <meta/main.h>
+#include <meta/util.h>
+#include <meta/errors.h>
+
+#include <cogl/cogl.h>
+#include <clutter/clutter.h>
+
+#include <X11/extensions/Xfixes.h>
+
+#include "meta-cursor-tracker-private.h"
+#include "screen-private.h"
+
+#ifdef HAVE_WAYLAND
+#include "meta-wayland-private.h"
+#endif
+
+#define META_WAYLAND_DEFAULT_CURSOR_HOTSPOT_X 7
+#define META_WAYLAND_DEFAULT_CURSOR_HOTSPOT_Y 4
+
+struct _MetaCursorTracker {
+  GObject parent_instance;
+
+  MetaScreen *screen;
+
+  gboolean is_showing;
+
+  CoglTexture2D *sprite;
+  int hot_x, hot_y;
+
+  CoglTexture2D *root_cursor;
+  int root_hot_x, root_hot_y;
+
+  CoglTexture2D *default_cursor;
+
+  int current_x, current_y;
+  cairo_rectangle_int_t current_rect;
+  cairo_rectangle_int_t previous_rect;
+  gboolean previous_is_valid;
+
+  CoglPipeline *pipeline;
+};
+
+struct _MetaCursorTrackerClass {
+  GObjectClass parent_class;
+};
+
+G_DEFINE_TYPE (MetaCursorTracker, meta_cursor_tracker, G_TYPE_OBJECT);
+
+enum {
+    CURSOR_CHANGED,
+    LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+static void
+meta_cursor_tracker_init (MetaCursorTracker *self)
+{
+  /* (JS) Best (?) that can be assumed since XFixes doesn't provide a way of
+     detecting if the system mouse cursor is showing or not.
+
+     On wayland we start with the cursor showing
+  */
+  self->is_showing = TRUE;
+}
+
+static void
+meta_cursor_tracker_finalize (GObject *object)
+{
+  MetaCursorTracker *self = META_CURSOR_TRACKER (object);
+
+  if (self->sprite)
+    cogl_object_unref (self->sprite);
+  if (self->root_cursor)
+    cogl_object_unref (self->root_cursor);
+  if (self->default_cursor)
+    cogl_object_unref (self->default_cursor);
+  if (self->pipeline)
+    cogl_object_unref (self->pipeline);
+
+  G_OBJECT_CLASS (meta_cursor_tracker_parent_class)->finalize (object);
+}
+
+static void
+meta_cursor_tracker_class_init (MetaCursorTrackerClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = meta_cursor_tracker_finalize;
+
+  signals[CURSOR_CHANGED] = g_signal_new ("cursor-changed",
+                                          G_TYPE_FROM_CLASS (klass),
+                                          G_SIGNAL_RUN_LAST,
+                                          0,
+                                          NULL, NULL, NULL,
+                                          G_TYPE_NONE, 0);
+}
+
+#ifdef HAVE_WAYLAND
+static MetaCursorTracker *
+make_wayland_cursor_tracker (MetaScreen *screen)
+{
+  MetaWaylandCompositor *compositor;
+  CoglContext *ctx;
+  MetaCursorTracker *self = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
+  self->screen = screen;
+
+  ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+  self->pipeline = cogl_pipeline_new (ctx);
+
+  compositor = meta_wayland_compositor_get_default ();
+  compositor->seat->cursor_tracker = self;
+
+  return self;
+}
+#endif
+
+static MetaCursorTracker *
+make_x11_cursor_tracker (MetaScreen *screen)
+{
+  MetaCursorTracker *self = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
+  self->screen = screen;
+
+  XFixesSelectCursorInput (screen->display->xdisplay,
+                           screen->xroot,
+                           XFixesDisplayCursorNotifyMask);
+
+  return self;
+}
+
+/**
+ * meta_cursor_tracker_get_for_screen:
+ * @screen: the #MetaScreen
+ *
+ * Retrieves the cursor tracker object for @screen.
+ *
+ * Returns: (transfer none):
+ */
+MetaCursorTracker *
+meta_cursor_tracker_get_for_screen (MetaScreen *screen)
+{
+  MetaCursorTracker *self;
+
+  if (screen->cursor_tracker)
+    return screen->cursor_tracker;
+
+#ifdef HAVE_WAYLAND
+  if (meta_is_wayland_compositor ())
+    self = make_wayland_cursor_tracker (screen);
+  else
+#endif
+    self = make_x11_cursor_tracker (screen);
+
+  screen->cursor_tracker = self;
+  return self;
+}
+
+gboolean
+meta_cursor_tracker_handle_xevent (MetaCursorTracker *tracker,
+                                   XEvent            *xevent)
+{
+  XFixesCursorNotifyEvent *notify_event;
+
+  if (meta_is_wayland_compositor ())
+    return FALSE;
+
+  if (xevent->xany.type != tracker->screen->display->xfixes_event_base + XFixesCursorNotify)
+    return FALSE;
+
+  notify_event = (XFixesCursorNotifyEvent *)xevent;
+  if (notify_event->subtype != XFixesDisplayCursorNotify)
+    return FALSE;
+
+  g_clear_pointer (&tracker->sprite, cogl_object_unref);
+  g_signal_emit (tracker, signals[CURSOR_CHANGED], 0);
+
+  return TRUE;
+}
+
+static void
+ensure_xfixes_cursor (MetaCursorTracker *tracker)
+{
+  XFixesCursorImage *cursor_image;
+  CoglTexture2D *sprite;
+  guint8 *cursor_data;
+  gboolean free_cursor_data;
+  CoglContext *ctx;
+
+  if (tracker->sprite)
+    return;
+
+  cursor_image = XFixesGetCursorImage (tracker->screen->display->xdisplay);
+  if (!cursor_image)
+    return;
+
+  /* Like all X APIs, XFixesGetCursorImage() returns arrays of 32-bit
+   * quantities as arrays of long; we need to convert on 64 bit */
+  if (sizeof(long) == 4)
+    {
+      cursor_data = (guint8 *)cursor_image->pixels;
+      free_cursor_data = FALSE;
+    }
+  else
+    {
+      int i, j;
+      guint32 *cursor_words;
+      gulong *p;
+      guint32 *q;
+
+      cursor_words = g_new (guint32, cursor_image->width * cursor_image->height);
+      cursor_data = (guint8 *)cursor_words;
+
+      p = cursor_image->pixels;
+      q = cursor_words;
+      for (j = 0; j < cursor_image->height; j++)
+        for (i = 0; i < cursor_image->width; i++)
+          *(q++) = *(p++);
+
+      free_cursor_data = TRUE;
+    }
+
+  ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+  sprite = cogl_texture_2d_new_from_data (ctx,
+                                          cursor_image->width,
+                                          cursor_image->height,
+                                          CLUTTER_CAIRO_FORMAT_ARGB32,
+                                          COGL_PIXEL_FORMAT_ANY,
+                                          cursor_image->width * 4, /* stride */
+                                          cursor_data,
+                                          NULL);
+
+  if (free_cursor_data)
+    g_free (cursor_data);
+
+  if (sprite != NULL)
+    {
+      tracker->sprite = sprite;
+      tracker->hot_x = cursor_image->xhot;
+      tracker->hot_y = cursor_image->yhot;
+    }
+  XFree (cursor_image);
+}
+
+/**
+ * meta_cursor_tracker_get_sprite:
+ *
+ * Returns: (transfer none):
+ */
+CoglTexture *
+meta_cursor_tracker_get_sprite (MetaCursorTracker *tracker)
+{
+  g_return_val_if_fail (META_IS_CURSOR_TRACKER (tracker), NULL);
+
+  if (!meta_is_wayland_compositor ())
+    ensure_xfixes_cursor (tracker);
+
+  return COGL_TEXTURE (tracker->sprite);
+}
+
+/**
+ * meta_cursor_tracker_get_hot:
+ * @tracker:
+ * @x: (out):
+ * @y: (out):
+ *
+ */
+void
+meta_cursor_tracker_get_hot (MetaCursorTracker *tracker,
+                             int               *x,
+                             int               *y)
+{
+  g_return_if_fail (META_IS_CURSOR_TRACKER (tracker));
+
+  if (!meta_is_wayland_compositor ())
+    ensure_xfixes_cursor (tracker);
+
+  if (x)
+    *x = tracker->hot_x;
+  if (y)
+    *y = tracker->hot_y;
+}
+
+static void
+ensure_wayland_cursor (MetaCursorTracker *tracker)
+{
+  CoglBitmap *bitmap;
+  char *filename;
+
+  if (tracker->default_cursor)
+    return;
+
+  filename = g_build_filename (MUTTER_PKGDATADIR,
+                               "cursors/left_ptr.png",
+                               NULL);
+
+  bitmap = cogl_bitmap_new_from_file (filename, NULL);
+  tracker->default_cursor = cogl_texture_2d_new_from_bitmap (bitmap,
+                                                             COGL_PIXEL_FORMAT_ANY,
+                                                             NULL);
+
+  cogl_object_unref (bitmap);
+  g_free (filename);
+}
+
+void
+meta_cursor_tracker_set_root_cursor (MetaCursorTracker *tracker,
+                                     MetaCursor         cursor)
+{
+  Cursor xcursor;
+  MetaDisplay *display = tracker->screen->display;
+
+  /* First create a cursor for X11 applications that don't specify their own */
+  xcursor = meta_display_create_x_cursor (display, cursor);
+
+  XDefineCursor (display->xdisplay, tracker->screen->xroot, xcursor);
+  XFlush (display->xdisplay);
+  XFreeCursor (display->xdisplay, xcursor);
+
+  /* Now update the real root cursor */
+  if (meta_is_wayland_compositor ())
+    {
+      /* FIXME! We need to load all the other cursors too */
+      ensure_wayland_cursor (tracker);
+
+      g_clear_pointer (&tracker->root_cursor, cogl_object_unref);
+      tracker->root_cursor = cogl_object_ref (tracker->default_cursor);
+      tracker->root_hot_x = META_WAYLAND_DEFAULT_CURSOR_HOTSPOT_X;
+      tracker->root_hot_y = META_WAYLAND_DEFAULT_CURSOR_HOTSPOT_Y;
+    }
+}
+
+void
+meta_cursor_tracker_revert_root (MetaCursorTracker *tracker)
+{
+  meta_cursor_tracker_set_sprite (tracker,
+                                  tracker->root_cursor,
+                                  tracker->root_hot_x,
+                                  tracker->root_hot_y);
+}
+
+void
+meta_cursor_tracker_set_sprite (MetaCursorTracker *tracker,
+                                CoglTexture2D     *sprite,
+                                int                hot_x,
+                                int                hot_y)
+{
+  g_assert (meta_is_wayland_compositor ());
+
+  g_clear_pointer (&tracker->sprite, cogl_object_unref);
+
+  if (sprite)
+    {
+      tracker->sprite = cogl_object_ref (sprite);
+      tracker->hot_x = hot_x;
+      tracker->hot_y = hot_y;
+      cogl_pipeline_set_layer_texture (tracker->pipeline, 0, COGL_TEXTURE (tracker->sprite));
+    }
+  else
+    cogl_pipeline_set_layer_texture (tracker->pipeline, 0, NULL);
+
+  g_signal_emit (tracker, signals[CURSOR_CHANGED], 0);
+
+  meta_cursor_tracker_update_position (tracker, tracker->current_x, tracker->current_y);
+}
+
+void
+meta_cursor_tracker_update_position (MetaCursorTracker *tracker,
+                                     int                new_x,
+                                     int                new_y)
+{
+  g_assert (meta_is_wayland_compositor ());
+
+  tracker->current_x = new_x;
+  tracker->current_y = new_y;
+  tracker->current_rect.x = tracker->current_x - tracker->hot_x;
+  tracker->current_rect.y = tracker->current_y - tracker->hot_y;
+
+  if (tracker->sprite)
+    {
+      tracker->current_rect.width = cogl_texture_get_width (COGL_TEXTURE (tracker->sprite));
+      tracker->current_rect.height = cogl_texture_get_height (COGL_TEXTURE (tracker->sprite));
+    }
+  else
+    {
+      tracker->current_rect.width = 0;
+      tracker->current_rect.height = 0;
+    }
+}
+
+void
+meta_cursor_tracker_paint (MetaCursorTracker *tracker)
+{
+  g_assert (meta_is_wayland_compositor ());
+
+  if (tracker->sprite == NULL)
+    return;
+
+  /* FIXME: try to use a DRM cursor when possible */
+  cogl_framebuffer_draw_rectangle (cogl_get_draw_framebuffer (),
+                                   tracker->pipeline,
+                                   tracker->current_rect.x,
+                                   tracker->current_rect.y,
+                                   tracker->current_rect.x +
+                                   tracker->current_rect.width,
+                                   tracker->current_rect.y +
+                                   tracker->current_rect.height);
+
+  tracker->previous_rect = tracker->current_rect;
+  tracker->previous_is_valid = TRUE;
+}
+
+void
+meta_cursor_tracker_queue_redraw (MetaCursorTracker *tracker,
+                                  ClutterActor      *stage)
+{
+  g_assert (meta_is_wayland_compositor ());
+
+  if (tracker->previous_is_valid)
+    {
+      clutter_actor_queue_redraw_with_clip (stage, &tracker->previous_rect);
+      tracker->previous_is_valid = FALSE;
+    }
+
+  if (tracker->sprite == NULL)
+    return;
+
+  clutter_actor_queue_redraw_with_clip (stage, &tracker->current_rect);
+}
--- a/src/core/meta-idle-monitor-private.h
+++ b/src/core/meta-idle-monitor-private.h
@@ -0,0 +1,31 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/* 
+ * Copyright 2013 Red Hat, Inc.
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Adapted from gnome-session/gnome-session/gs-idle-monitor.c and
+ *         from gnome-desktop/libgnome-desktop/gnome-idle-monitor.c
+ */
+
+#include <meta/meta-idle-monitor.h>
+
+void meta_idle_monitor_handle_xevent_all (XEvent *xevent);
+
+void meta_idle_monitor_reset_idletime (MetaIdleMonitor *monitor);
+
+void meta_idle_monitor_init_dbus (void);
--- a/src/core/meta-idle-monitor.c
+++ b/src/core/meta-idle-monitor.c
@@ -0,0 +1,964 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/* 
+ * Copyright 2013 Red Hat, Inc.
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Adapted from gnome-session/gnome-session/gs-idle-monitor.c and
+ *         from gnome-desktop/libgnome-desktop/gnome-idle-monitor.c
+ */
+
+/**
+ * SECTION:idle-monitor
+ * @title: MetaIdleMonitor
+ * @short_description: Mutter idle counter (similar to X's IDLETIME)
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <clutter/clutter.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/sync.h>
+
+#include <meta/util.h>
+#include <meta/main.h>
+#include <meta/meta-idle-monitor.h>
+#include "display-private.h"
+#include "meta-idle-monitor-private.h"
+#include "meta-dbus-idle-monitor.h"
+
+G_STATIC_ASSERT(sizeof(unsigned long) == sizeof(gpointer));
+
+struct _MetaIdleMonitor
+{
+  GObject parent_instance;
+
+  GHashTable  *watches;
+  GHashTable  *alarms;
+  int          device_id;
+
+  /* X11 implementation */
+  Display     *display;
+  int          sync_event_base;
+  XSyncCounter counter;
+  XSyncAlarm   user_active_alarm;
+
+  /* Wayland implementation */
+  guint64      last_event_time;
+};
+
+struct _MetaIdleMonitorClass
+{
+  GObjectClass parent_class;
+};
+
+typedef struct
+{
+  MetaIdleMonitor          *monitor;
+  guint	                    id;
+  MetaIdleMonitorWatchFunc  callback;
+  gpointer		    user_data;
+  GDestroyNotify            notify;
+  guint64                   timeout_msec;
+
+  /* x11 */
+  XSyncAlarm	            xalarm;
+
+  /* wayland */
+  GSource                  *timeout_source;
+} MetaIdleMonitorWatch;
+
+enum
+{
+  PROP_0,
+  PROP_DEVICE_ID,
+  PROP_LAST,
+};
+
+static GParamSpec *obj_props[PROP_LAST];
+
+G_DEFINE_TYPE (MetaIdleMonitor, meta_idle_monitor, G_TYPE_OBJECT)
+
+static MetaIdleMonitor *device_monitors[256];
+static int              device_id_max;
+
+static gint64
+_xsyncvalue_to_int64 (XSyncValue value)
+{
+  return ((guint64) XSyncValueHigh32 (value)) << 32
+    | (guint64) XSyncValueLow32 (value);
+}
+
+#define GUINT64_TO_XSYNCVALUE(value, ret) XSyncIntsToValue (ret, (value) & 0xFFFFFFFF, ((guint64)(value)) >> 32)
+
+static void
+fire_watch (MetaIdleMonitorWatch *watch)
+{
+  MetaIdleMonitor *monitor;
+
+  monitor = watch->monitor;
+  g_object_ref (monitor);
+
+  if (watch->callback)
+    {
+      watch->callback (watch->monitor,
+                       watch->id,
+                       watch->user_data);
+    }
+
+  if (watch->timeout_msec == 0)
+    meta_idle_monitor_remove_watch (watch->monitor, watch->id);
+
+  g_object_unref (monitor);
+}
+
+static XSyncAlarm
+_xsync_alarm_set (MetaIdleMonitor	*monitor,
+		  XSyncTestType          test_type,
+		  guint64                interval,
+		  gboolean               want_events)
+{
+  XSyncAlarmAttributes attr;
+  XSyncValue	     delta;
+  guint		     flags;
+
+  flags = XSyncCACounter | XSyncCAValueType | XSyncCATestType |
+    XSyncCAValue | XSyncCADelta | XSyncCAEvents;
+
+  XSyncIntToValue (&delta, 0);
+  attr.trigger.counter = monitor->counter;
+  attr.trigger.value_type = XSyncAbsolute;
+  attr.delta = delta;
+  attr.events = want_events;
+
+  GUINT64_TO_XSYNCVALUE (interval, &attr.trigger.wait_value);
+  attr.trigger.test_type = test_type;
+  return XSyncCreateAlarm (monitor->display, flags, &attr);
+}
+
+static void
+ensure_alarm_rescheduled (Display    *dpy,
+			  XSyncAlarm  alarm)
+{
+  XSyncAlarmAttributes attr;
+
+  /* Some versions of Xorg have an issue where alarms aren't
+   * always rescheduled. Calling XSyncChangeAlarm, even
+   * without any attributes, will reschedule the alarm. */
+  XSyncChangeAlarm (dpy, alarm, 0, &attr);
+}
+
+static void
+set_alarm_enabled (Display    *dpy,
+		   XSyncAlarm  alarm,
+		   gboolean    enabled)
+{
+  XSyncAlarmAttributes attr;
+  attr.events = enabled;
+  XSyncChangeAlarm (dpy, alarm, XSyncCAEvents, &attr);
+}
+
+static void
+check_x11_watch (gpointer data,
+                 gpointer user_data)
+{
+  MetaIdleMonitorWatch *watch = data;
+  XSyncAlarm alarm = (XSyncAlarm) user_data;
+
+  if (watch->xalarm != alarm)
+    return;
+
+  fire_watch (watch);
+}
+
+static void
+meta_idle_monitor_handle_xevent (MetaIdleMonitor       *monitor,
+                                 XSyncAlarmNotifyEvent *alarm_event)
+{
+  XSyncAlarm alarm;
+  GList *watches;
+  gboolean has_alarm;
+
+  if (alarm_event->state != XSyncAlarmActive)
+    return;
+
+  alarm = alarm_event->alarm;
+
+  has_alarm = FALSE;
+
+  if (alarm == monitor->user_active_alarm)
+    {
+      set_alarm_enabled (monitor->display,
+                         alarm,
+                         FALSE);
+      has_alarm = TRUE;
+    }
+  else if (g_hash_table_contains (monitor->alarms, (gpointer) alarm))
+    {
+      ensure_alarm_rescheduled (monitor->display,
+                                alarm);
+      has_alarm = TRUE;
+    }
+
+  if (has_alarm)
+    {
+      watches = g_hash_table_get_values (monitor->watches);
+
+      g_list_foreach (watches, check_x11_watch, (gpointer) alarm);
+      g_list_free (watches);
+    }
+}
+
+void
+meta_idle_monitor_handle_xevent_all (XEvent *xevent)
+{
+  int i;
+
+  for (i = 0; i < device_id_max; i++)
+    if (device_monitors[i])
+      meta_idle_monitor_handle_xevent (device_monitors[i], (XSyncAlarmNotifyEvent*)xevent);
+}
+
+static char *
+counter_name_for_device (int device_id)
+{
+  if (device_id > 0)
+    return g_strdup_printf ("DEVICEIDLETIME %d", device_id);
+
+  return g_strdup ("IDLETIME");
+}
+
+static XSyncCounter
+find_idletime_counter (MetaIdleMonitor *monitor)
+{
+  int		      i;
+  int		      ncounters;
+  XSyncSystemCounter *counters;
+  XSyncCounter        counter = None;
+  char               *counter_name;
+
+  counter_name = counter_name_for_device (monitor->device_id);
+  counters = XSyncListSystemCounters (monitor->display, &ncounters);
+  for (i = 0; i < ncounters; i++)
+    {
+      if (counters[i].name != NULL && strcmp (counters[i].name, counter_name) == 0)
+        {
+          counter = counters[i].counter;
+          break;
+        }
+    }
+  XSyncFreeSystemCounterList (counters);
+  g_free (counter_name);
+
+  return counter;
+}
+
+static guint32
+get_next_watch_serial (void)
+{
+  static guint32 serial = 0;
+  g_atomic_int_inc (&serial);
+  return serial;
+}
+
+static void
+idle_monitor_watch_free (MetaIdleMonitorWatch *watch)
+{
+  MetaIdleMonitor *monitor;
+
+  if (watch == NULL)
+    return;
+
+  monitor = watch->monitor;
+
+  if (watch->notify != NULL)
+    watch->notify (watch->user_data);
+
+  if (watch->xalarm != monitor->user_active_alarm &&
+      watch->xalarm != None)
+    {
+      XSyncDestroyAlarm (monitor->display, watch->xalarm);
+      g_hash_table_remove (monitor->alarms, (gpointer) watch->xalarm);
+    }
+
+  if (watch->timeout_source != NULL)
+    g_source_destroy (watch->timeout_source);
+
+  g_slice_free (MetaIdleMonitorWatch, watch);
+}
+
+static void
+init_xsync (MetaIdleMonitor *monitor)
+{
+  monitor->counter = find_idletime_counter (monitor);
+  /* IDLETIME counter not found? */
+  if (monitor->counter == None)
+    {
+      meta_warning ("IDLETIME counter not found\n");
+      return;
+    }
+
+  monitor->user_active_alarm = _xsync_alarm_set (monitor, XSyncNegativeTransition, 1, FALSE);
+}
+
+static void
+meta_idle_monitor_dispose (GObject *object)
+{
+  MetaIdleMonitor *monitor;
+
+  monitor = META_IDLE_MONITOR (object);
+
+  g_clear_pointer (&monitor->watches, g_hash_table_destroy);
+  g_clear_pointer (&monitor->alarms, g_hash_table_destroy);
+
+  if (monitor->user_active_alarm != None)
+    {
+      XSyncDestroyAlarm (monitor->display, monitor->user_active_alarm);
+      monitor->user_active_alarm = None;
+    }
+
+  G_OBJECT_CLASS (meta_idle_monitor_parent_class)->dispose (object);
+}
+
+static void
+meta_idle_monitor_get_property (GObject    *object,
+                                guint       prop_id,
+                                GValue     *value,
+                                GParamSpec *pspec)
+{
+  MetaIdleMonitor *monitor = META_IDLE_MONITOR (object);
+
+  switch (prop_id)
+    {
+    case PROP_DEVICE_ID:
+      g_value_set_int (value, monitor->device_id);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+meta_idle_monitor_set_property (GObject      *object,
+                                guint         prop_id,
+                                const GValue *value,
+                                GParamSpec   *pspec)
+{
+  MetaIdleMonitor *monitor = META_IDLE_MONITOR (object);
+  switch (prop_id)
+    {
+    case PROP_DEVICE_ID:
+      monitor->device_id = g_value_get_int (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+meta_idle_monitor_constructed (GObject *object)
+{
+  MetaIdleMonitor *monitor = META_IDLE_MONITOR (object);
+
+  if (!meta_is_wayland_compositor ())
+    {
+      monitor->display = meta_get_display ()->xdisplay;
+      init_xsync (monitor);
+    }
+}
+
+static void
+meta_idle_monitor_class_init (MetaIdleMonitorClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = meta_idle_monitor_dispose;
+  object_class->constructed = meta_idle_monitor_constructed;
+  object_class->get_property = meta_idle_monitor_get_property;
+  object_class->set_property = meta_idle_monitor_set_property;
+
+  /**
+   * MetaIdleMonitor:device_id:
+   *
+   * The device to listen to idletime on.
+   */
+  obj_props[PROP_DEVICE_ID] =
+    g_param_spec_int ("device-id",
+                      "Device ID",
+                      "The device to listen to idletime on",
+                      0, 255, 0,
+                      G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
+  g_object_class_install_property (object_class, PROP_DEVICE_ID, obj_props[PROP_DEVICE_ID]);
+}
+
+static void
+meta_idle_monitor_init (MetaIdleMonitor *monitor)
+{
+  monitor->watches = g_hash_table_new_full (NULL,
+                                                  NULL,
+                                                  NULL,
+                                                  (GDestroyNotify)idle_monitor_watch_free);
+
+  monitor->alarms = g_hash_table_new (NULL, NULL);
+}
+
+static void
+ensure_device_monitor (int device_id)
+{
+  if (device_monitors[device_id])
+    return;
+
+  device_monitors[device_id] = g_object_new (META_TYPE_IDLE_MONITOR, "device-id", device_id, NULL);
+  device_id_max = MAX (device_id_max, device_id);
+}
+
+/**
+ * meta_idle_monitor_get_core:
+ *
+ * Returns: (transfer none): the #MetaIdleMonitor that tracks the server-global
+ * idletime for all devices. To track device-specific idletime,
+ * use meta_idle_monitor_get_for_device().
+ */
+MetaIdleMonitor *
+meta_idle_monitor_get_core (void)
+{
+  ensure_device_monitor (0);
+  return device_monitors[0];
+}
+
+/**
+ * meta_idle_monitor_get_for_device:
+ * @device_id: the device to get the idle time for.
+ *
+ * Returns: (transfer none): a new #MetaIdleMonitor that tracks the
+ * device-specific idletime for @device. To track server-global idletime
+ * for all devices, use meta_idle_monitor_get_core().
+ */
+MetaIdleMonitor *
+meta_idle_monitor_get_for_device (int device_id)
+{
+  g_return_val_if_fail (device_id > 0 && device_id < 256, NULL);
+
+  ensure_device_monitor (device_id);
+  return device_monitors[device_id];
+}
+
+static gboolean
+wayland_dispatch_timeout (GSource     *source,
+                          GSourceFunc  callback,
+                          gpointer     user_data)
+{
+  MetaIdleMonitorWatch *watch = user_data;
+
+  fire_watch (watch);
+  g_source_set_ready_time (watch->timeout_source, -1);
+  return TRUE;
+}
+
+static GSourceFuncs wayland_source_funcs = {
+  NULL, /* prepare */
+  NULL, /* check */
+  wayland_dispatch_timeout,
+  NULL, /* finalize */
+};
+
+static MetaIdleMonitorWatch *
+make_watch (MetaIdleMonitor           *monitor,
+            guint64                    timeout_msec,
+	    MetaIdleMonitorWatchFunc   callback,
+	    gpointer                   user_data,
+	    GDestroyNotify             notify)
+{
+  MetaIdleMonitorWatch *watch;
+
+  watch = g_slice_new0 (MetaIdleMonitorWatch);
+  watch->monitor = monitor;
+  watch->id = get_next_watch_serial ();
+  watch->callback = callback;
+  watch->user_data = user_data;
+  watch->notify = notify;
+  watch->timeout_msec = timeout_msec;
+
+  if (meta_is_wayland_compositor ())
+    {
+      if (timeout_msec != 0)
+        {
+          GSource *source = g_source_new (&wayland_source_funcs, sizeof (GSource));
+
+          g_source_set_callback (source, NULL, watch, NULL);
+          g_source_set_ready_time (source, monitor->last_event_time + timeout_msec * 1000);
+          g_source_attach (source, NULL);
+          g_source_unref (source);
+
+          watch->timeout_source = source;
+        }
+    }
+  else
+    {
+      if (timeout_msec != 0)
+        {
+          watch->xalarm = _xsync_alarm_set (monitor, XSyncPositiveTransition, timeout_msec, TRUE);
+
+          g_hash_table_add (monitor->alarms, (gpointer) watch->xalarm);
+        }
+      else
+        {
+          watch->xalarm = monitor->user_active_alarm;
+
+          set_alarm_enabled (monitor->display, monitor->user_active_alarm, TRUE);
+        }
+    }
+
+  g_hash_table_insert (monitor->watches,
+                       GUINT_TO_POINTER (watch->id),
+                       watch);
+  return watch;
+}
+
+/**
+ * meta_idle_monitor_add_idle_watch:
+ * @monitor: A #MetaIdleMonitor
+ * @interval_msec: The idletime interval, in milliseconds
+ * @callback: (allow-none): The callback to call when the user has
+ *     accumulated @interval_msec milliseconds of idle time.
+ * @user_data: (allow-none): The user data to pass to the callback
+ * @notify: A #GDestroyNotify
+ *
+ * Returns: a watch id
+ *
+ * Adds a watch for a specific idle time. The callback will be called
+ * when the user has accumulated @interval_msec milliseconds of idle time.
+ * This function will return an ID that can either be passed to
+ * meta_idle_monitor_remove_watch(), or can be used to tell idle time
+ * watches apart if you have more than one.
+ *
+ * Also note that this function will only care about positive transitions
+ * (user's idle time exceeding a certain time). If you want to know about
+ * when the user has become active, use
+ * meta_idle_monitor_add_user_active_watch().
+ */
+guint
+meta_idle_monitor_add_idle_watch (MetaIdleMonitor	       *monitor,
+                                  guint64	                interval_msec,
+                                  MetaIdleMonitorWatchFunc      callback,
+                                  gpointer			user_data,
+                                  GDestroyNotify		notify)
+{
+  MetaIdleMonitorWatch *watch;
+
+  g_return_val_if_fail (META_IS_IDLE_MONITOR (monitor), 0);
+  g_return_val_if_fail (interval_msec > 0, 0);
+
+  watch = make_watch (monitor,
+                      interval_msec,
+                      callback,
+                      user_data,
+                      notify);
+
+  return watch->id;
+}
+
+/**
+ * meta_idle_monitor_add_user_active_watch:
+ * @monitor: A #MetaIdleMonitor
+ * @callback: (allow-none): The callback to call when the user is
+ *     active again.
+ * @user_data: (allow-none): The user data to pass to the callback
+ * @notify: A #GDestroyNotify
+ *
+ * Returns: a watch id
+ *
+ * Add a one-time watch to know when the user is active again.
+ * Note that this watch is one-time and will de-activate after the
+ * function is called, for efficiency purposes. It's most convenient
+ * to call this when an idle watch, as added by
+ * meta_idle_monitor_add_idle_watch(), has triggered.
+ */
+guint
+meta_idle_monitor_add_user_active_watch (MetaIdleMonitor          *monitor,
+                                         MetaIdleMonitorWatchFunc  callback,
+                                         gpointer		   user_data,
+                                         GDestroyNotify	           notify)
+{
+  MetaIdleMonitorWatch *watch;
+
+  g_return_val_if_fail (META_IS_IDLE_MONITOR (monitor), 0);
+
+  watch = make_watch (monitor,
+                      0,
+                      callback,
+                      user_data,
+                      notify);
+
+  return watch->id;
+}
+
+/**
+ * meta_idle_monitor_remove_watch:
+ * @monitor: A #MetaIdleMonitor
+ * @id: A watch ID
+ *
+ * Removes an idle time watcher, previously added by
+ * meta_idle_monitor_add_idle_watch() or
+ * meta_idle_monitor_add_user_active_watch().
+ */
+void
+meta_idle_monitor_remove_watch (MetaIdleMonitor *monitor,
+                                guint	         id)
+{
+  g_return_if_fail (META_IS_IDLE_MONITOR (monitor));
+
+  g_hash_table_remove (monitor->watches,
+                       GUINT_TO_POINTER (id));
+}
+
+/**
+ * meta_idle_monitor_get_idletime:
+ * @monitor: A #MetaIdleMonitor
+ *
+ * Returns: The current idle time, in milliseconds, or -1 for not supported
+ */
+gint64
+meta_idle_monitor_get_idletime (MetaIdleMonitor *monitor)
+{
+  XSyncValue value;
+
+  if (meta_is_wayland_compositor ())
+    {
+      return (g_get_monotonic_time () - monitor->last_event_time) / 1000;
+    }
+  else
+    {
+      if (!XSyncQueryCounter (monitor->display, monitor->counter, &value))
+        return -1;
+
+      return _xsyncvalue_to_int64 (value);
+    }
+}
+
+typedef struct {
+  MetaIdleMonitor *monitor;
+  GList *fired_watches;
+} CheckWaylandClosure;
+
+static gboolean
+check_wayland_watch (gpointer key,
+                     gpointer value,
+                     gpointer user_data)
+{
+  MetaIdleMonitorWatch *watch = value;
+  CheckWaylandClosure *closure = user_data;
+  gboolean steal;
+
+  if (watch->timeout_msec == 0)
+    {
+      closure->fired_watches = g_list_prepend (closure->fired_watches, watch);
+      steal = TRUE;
+    }
+  else
+    {
+      g_source_set_ready_time (watch->timeout_source,
+                               closure->monitor->last_event_time +
+                               watch->timeout_msec * 1000);
+      steal = FALSE;
+    }
+
+  return steal;
+}
+
+static void
+fire_wayland_watch (gpointer watch,
+                    gpointer data)
+{
+  fire_watch (watch);
+}
+
+void
+meta_idle_monitor_reset_idletime (MetaIdleMonitor *monitor)
+{
+  CheckWaylandClosure closure;
+
+  monitor->last_event_time = g_get_monotonic_time ();
+
+  closure.monitor = monitor;
+  closure.fired_watches = NULL;
+  g_hash_table_foreach_steal (monitor->watches, check_wayland_watch, &closure);
+
+  g_list_foreach (closure.fired_watches, fire_wayland_watch, NULL);
+  g_list_free (closure.fired_watches);
+}
+
+static gboolean
+handle_get_idletime (MetaDBusIdleMonitor   *skeleton,
+                     GDBusMethodInvocation *invocation,
+                     MetaIdleMonitor       *monitor)
+{
+  guint64 idletime;
+
+  idletime = meta_idle_monitor_get_idletime (monitor);
+  meta_dbus_idle_monitor_complete_get_idletime (skeleton, invocation, idletime);
+
+  return TRUE;
+}
+
+typedef struct {
+  MetaDBusIdleMonitor *dbus_monitor;
+  MetaIdleMonitor *monitor;
+  char *dbus_name;
+  guint watch_id;
+  guint name_watcher_id;
+} DBusWatch;
+
+static void
+destroy_dbus_watch (gpointer data)
+{
+  DBusWatch *watch = data;
+
+  g_object_unref (watch->dbus_monitor);
+  g_object_unref (watch->monitor);
+  g_free (watch->dbus_name);
+  g_bus_unwatch_name (watch->name_watcher_id);
+
+  g_slice_free (DBusWatch, watch);
+}
+
+static void
+dbus_idle_callback (MetaIdleMonitor *monitor,
+                    guint            watch_id,
+                    gpointer         user_data)
+{
+  DBusWatch *watch = user_data;
+  GDBusInterfaceSkeleton *skeleton = G_DBUS_INTERFACE_SKELETON (watch->dbus_monitor);
+
+  g_dbus_connection_emit_signal (g_dbus_interface_skeleton_get_connection (skeleton),
+                                 watch->dbus_name,
+                                 g_dbus_interface_skeleton_get_object_path (skeleton),
+                                 "org.gnome.Mutter.IdleMonitor",
+                                 "WatchFired",
+                                 g_variant_new ("(u)", watch_id),
+                                 NULL);
+}
+
+static void
+name_vanished_callback (GDBusConnection *connection,
+                        const char      *name,
+                        gpointer         user_data)
+{
+  DBusWatch *watch = user_data;
+
+  meta_idle_monitor_remove_watch (watch->monitor, watch->watch_id);
+}
+
+static DBusWatch *
+make_dbus_watch (MetaDBusIdleMonitor   *skeleton,
+                 GDBusMethodInvocation *invocation,
+                 MetaIdleMonitor       *monitor)
+{
+  DBusWatch *watch;
+
+  watch = g_slice_new (DBusWatch);
+  watch->dbus_monitor = g_object_ref (skeleton);
+  watch->monitor = g_object_ref (monitor);
+  watch->dbus_name = g_strdup (g_dbus_method_invocation_get_sender (invocation));
+  watch->name_watcher_id = g_bus_watch_name_on_connection (g_dbus_method_invocation_get_connection (invocation),
+                                                           watch->dbus_name,
+                                                           G_BUS_NAME_WATCHER_FLAGS_NONE,
+                                                           NULL, /* appeared */
+                                                           name_vanished_callback,
+                                                           watch, NULL);
+
+  return watch;
+}
+
+static gboolean
+handle_add_idle_watch (MetaDBusIdleMonitor   *skeleton,
+                       GDBusMethodInvocation *invocation,
+                       guint64                interval,
+                       MetaIdleMonitor       *monitor)
+{
+  DBusWatch *watch;
+
+  watch = make_dbus_watch (skeleton, invocation, monitor);
+  watch->watch_id = meta_idle_monitor_add_idle_watch (monitor, interval,
+                                                      dbus_idle_callback, watch, destroy_dbus_watch);
+
+  meta_dbus_idle_monitor_complete_add_idle_watch (skeleton, invocation, watch->watch_id);
+
+  return TRUE;
+}
+
+static gboolean
+handle_add_user_active_watch (MetaDBusIdleMonitor   *skeleton,
+                              GDBusMethodInvocation *invocation,
+                              MetaIdleMonitor       *monitor)
+{
+  DBusWatch *watch;
+
+  watch = make_dbus_watch (skeleton, invocation, monitor);
+  watch->watch_id = meta_idle_monitor_add_user_active_watch (monitor,
+                                                             dbus_idle_callback, watch,
+                                                             destroy_dbus_watch);
+
+  meta_dbus_idle_monitor_complete_add_user_active_watch (skeleton, invocation, watch->watch_id);
+
+  return TRUE;
+}
+
+static gboolean
+handle_remove_watch (MetaDBusIdleMonitor   *skeleton,
+                     GDBusMethodInvocation *invocation,
+                     guint                  id,
+                     MetaIdleMonitor       *monitor)
+{
+  meta_idle_monitor_remove_watch (monitor, id);
+  meta_dbus_idle_monitor_complete_remove_watch (skeleton, invocation);
+
+  return TRUE;
+}
+
+static void
+create_monitor_skeleton (GDBusObjectManagerServer *manager,
+                         MetaIdleMonitor          *monitor,
+                         const char               *path)
+{
+  MetaDBusIdleMonitor *skeleton;
+  MetaDBusObjectSkeleton *object;
+
+  skeleton = meta_dbus_idle_monitor_skeleton_new ();
+  g_signal_connect_object (skeleton, "handle-add-idle-watch",
+                           G_CALLBACK (handle_add_idle_watch), monitor, 0);
+  g_signal_connect_object (skeleton, "handle-add-user-active-watch",
+                           G_CALLBACK (handle_add_user_active_watch), monitor, 0);
+  g_signal_connect_object (skeleton, "handle-remove-watch",
+                           G_CALLBACK (handle_remove_watch), monitor, 0);
+  g_signal_connect_object (skeleton, "handle-get-idletime",
+                           G_CALLBACK (handle_get_idletime), monitor, 0);
+
+  object = meta_dbus_object_skeleton_new (path);
+  meta_dbus_object_skeleton_set_idle_monitor (object, skeleton);
+
+  g_dbus_object_manager_server_export (manager, G_DBUS_OBJECT_SKELETON (object));
+}
+
+static void
+on_device_added (ClutterDeviceManager     *device_manager,
+                 ClutterInputDevice       *device,
+                 GDBusObjectManagerServer *manager)
+{
+
+  MetaIdleMonitor *monitor;
+  int device_id;
+  char *path;
+
+  device_id = clutter_input_device_get_device_id (device);
+  monitor = meta_idle_monitor_get_for_device (device_id);
+  path = g_strdup_printf ("/org/gnome/Mutter/IdleMonitor/Device%d", device_id);
+
+  create_monitor_skeleton (manager, monitor, path);
+  g_free (path);
+}
+
+static void
+on_device_removed (ClutterDeviceManager     *device_manager,
+                   ClutterInputDevice       *device,
+                   GDBusObjectManagerServer *manager)
+{
+  int device_id;
+  char *path;
+
+  device_id = clutter_input_device_get_device_id (device);
+  path = g_strdup_printf ("/org/gnome/Mutter/IdleMonitor/Device%d", device_id);
+  g_dbus_object_manager_server_unexport (manager, path);
+  g_free (path);
+
+  g_clear_object (&device_monitors[device_id]);
+  if (device_id == device_id_max)
+    device_id_max--;
+}
+
+static void
+on_bus_acquired (GDBusConnection *connection,
+                 const char      *name,
+                 gpointer         user_data)
+{
+  GDBusObjectManagerServer *manager;
+  ClutterDeviceManager *device_manager;
+  MetaIdleMonitor *monitor;
+  GSList *devices, *iter;
+  char *path;
+
+  manager = g_dbus_object_manager_server_new ("/org/gnome/Mutter/IdleMonitor");
+
+  /* We never clear the core monitor, as that's supposed to cumulate idle times from
+     all devices */
+  monitor = meta_idle_monitor_get_core ();
+  path = g_strdup ("/org/gnome/Mutter/IdleMonitor/Core");
+  create_monitor_skeleton (manager, monitor, path);
+  g_free (path);
+
+  device_manager = clutter_device_manager_get_default ();
+  devices = clutter_device_manager_list_devices (device_manager);
+
+  for (iter = devices; iter; iter = iter->next)
+    on_device_added (device_manager, iter->data, manager);
+
+  g_signal_connect_object (device_manager, "device-added",
+                           G_CALLBACK (on_device_added), manager, 0);
+  g_signal_connect_object (device_manager, "device-removed",
+                           G_CALLBACK (on_device_removed), manager, 0);
+
+  g_dbus_object_manager_server_set_connection (manager, connection);
+}
+
+static void
+on_name_acquired (GDBusConnection *connection,
+                  const char      *name,
+                  gpointer         user_data)
+{
+  meta_verbose ("Acquired name %s\n", name);
+}
+
+static void
+on_name_lost (GDBusConnection *connection,
+              const char      *name,
+              gpointer         user_data)
+{
+  meta_verbose ("Lost or failed to acquire name %s\n", name);
+}
+
+void
+meta_idle_monitor_init_dbus (void)
+{
+  static int dbus_name_id;
+
+  if (dbus_name_id > 0)
+    return;
+
+  dbus_name_id = g_bus_own_name (G_BUS_TYPE_SESSION,
+                                 "org.gnome.Mutter.IdleMonitor",
+                                 G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT |
+                                 (meta_get_replace_current_wm () ?
+                                  G_BUS_NAME_OWNER_FLAGS_REPLACE : 0),
+                                 on_bus_acquired,
+                                 on_name_acquired,
+                                 on_name_lost,
+                                 NULL, NULL);
+}
+
--- a/src/core/mutter.c
+++ b/src/core/mutter.c
@@ -46,8 +46,15 @@ print_version (const gchar    *option_name,
 }

 static gchar *plugin = "default";
+static gboolean opt_nested = FALSE;

 GOptionEntry mutter_options[] = {
+  {
+    "nested", 0, 0, G_OPTION_ARG_NONE,
+    &opt_nested,
+    N_("Run nested as an application for testing"),
+    NULL,
+  },
  {
    "version", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
    print_version,
@@ -77,6 +84,8 @@ main (int argc, char **argv)
      exit (1);
    }

+  meta_set_is_wayland_compositor (opt_nested);
+
  if (plugin)
    meta_plugin_manager_load (plugin);

--- a/src/core/prefs.c
+++ b/src/core/prefs.c
@@ -55,6 +55,7 @@
 #define KEY_GNOME_ANIMATIONS "enable-animations"
 #define KEY_GNOME_CURSOR_THEME "cursor-theme"
 #define KEY_GNOME_CURSOR_SIZE "cursor-size"
+#define KEY_XKB_OPTIONS "xkb-options"

 #define KEY_OVERLAY_KEY "overlay-key"
 #define KEY_WORKSPACES_ONLY_ON_PRIMARY "workspaces-only-on-primary"
@@ -65,6 +66,7 @@
 #define SCHEMA_GENERAL         "org.gnome.desktop.wm.preferences"
 #define SCHEMA_MUTTER          "org.gnome.mutter"
 #define SCHEMA_INTERFACE       "org.gnome.desktop.interface"
+#define SCHEMA_INPUT_SOURCES   "org.gnome.desktop.input-sources"

 #define SETTINGS(s) g_hash_table_lookup (settings_schemas, (s))

@@ -87,7 +89,6 @@ static GDesktopTitlebarAction action_double_click_titlebar = G_DESKTOP_TITLEBAR_
 static GDesktopTitlebarAction action_middle_click_titlebar = G_DESKTOP_TITLEBAR_ACTION_LOWER;
 static GDesktopTitlebarAction action_right_click_titlebar = G_DESKTOP_TITLEBAR_ACTION_MENU;
 static gboolean dynamic_workspaces = FALSE;
-static gboolean application_based = FALSE;
 static gboolean disable_workarounds = FALSE;
 static gboolean auto_raise = FALSE;
 static gboolean auto_raise_delay = 500;
@@ -115,6 +116,7 @@ static gboolean workspaces_only_on_primary = FALSE;

 static gboolean no_tab_popup = FALSE;

+static char *iso_next_group_option = NULL;

 static void handle_preference_update_enum (GSettings *settings,
                                           gchar     *key);
@@ -122,7 +124,6 @@ static gboolean update_binding         (MetaKeyPref *binding,
                                        gchar      **strokes);
 static gboolean update_key_binding     (const char  *key,
                                        gchar      **strokes);
-static gboolean update_workspace_names (void);

 static void settings_changed (GSettings      *settings,
                              gchar          *key,
@@ -140,11 +141,11 @@ static gboolean theme_name_handler (GVariant*, gpointer*, gpointer);
 static gboolean mouse_button_mods_handler (GVariant*, gpointer*, gpointer);
 static gboolean button_layout_handler (GVariant*, gpointer*, gpointer);
 static gboolean overlay_key_handler (GVariant*, gpointer*, gpointer);
+static gboolean iso_next_group_handler (GVariant*, gpointer*, gpointer);

 static void     do_override               (char *key, char *schema);

 static void     init_bindings             (void);
-static void     init_workspace_names      (void);


 typedef struct
@@ -198,6 +199,13 @@ typedef struct
  gchar **target;
 } MetaStringPreference;

+typedef struct
+{
+  MetaBasePreference base;
+  GSettingsGetMapping handler;
+  gchar ***target;
+} MetaStringArrayPreference;
+
 typedef struct
 {
  MetaBasePreference base;
@@ -289,13 +297,6 @@ static MetaBoolPreference preferences_bool[] =
      },
      &dynamic_workspaces,
    },
-    {
-      { "application-based",
-        SCHEMA_GENERAL,
-        META_PREF_APPLICATION_BASED,
-      },
-      NULL, /* feature is known but disabled */
-    },
    {
      { "disable-workarounds",
        SCHEMA_GENERAL,
@@ -436,6 +437,27 @@ static MetaStringPreference preferences_string[] =
    { { NULL, 0, 0 }, NULL },
  };

+static MetaStringArrayPreference preferences_string_array[] =
+  {
+    {
+      { KEY_WORKSPACE_NAMES,
+        SCHEMA_GENERAL,
+        META_PREF_KEYBINDINGS,
+      },
+      NULL,
+      &workspace_names,
+    },
+    {
+      { KEY_XKB_OPTIONS,
+        SCHEMA_INPUT_SOURCES,
+        META_PREF_KEYBINDINGS,
+      },
+      iso_next_group_handler,
+      NULL,
+    },
+    { { NULL, 0, 0 }, NULL },
+  };
+
 static MetaIntPreference preferences_int[] =
  {
    {
@@ -555,6 +577,42 @@ handle_preference_init_string (void)
    }
 }

+static void
+handle_preference_init_string_array (void)
+{
+  MetaStringArrayPreference *cursor = preferences_string_array;
+
+  while (cursor->base.key != NULL)
+    {
+      char **value;
+
+      /* Complex keys have a mapping function to check validity */
+      if (cursor->handler)
+        {
+          if (cursor->target)
+            meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+
+          g_settings_get_mapped (SETTINGS (cursor->base.schema),
+                                 cursor->base.key, cursor->handler, NULL);
+        }
+      else
+        {
+          if (!cursor->target)
+            meta_bug ("%s must have handler or target\n", cursor->base.key);
+
+          if (*(cursor->target))
+            g_strfreev (*(cursor->target));
+
+          value = g_settings_get_strv (SETTINGS (cursor->base.schema),
+                                       cursor->base.key);
+
+          *(cursor->target) = value;
+        }
+
+      ++cursor;
+    }
+}
+
 static void
 handle_preference_init_int (void)
 {
@@ -673,6 +731,56 @@ handle_preference_update_string (GSettings *settings,
    queue_changed (cursor->base.pref);
 }

+static void
+handle_preference_update_string_array (GSettings *settings,
+                                       gchar *key)
+{
+  MetaStringArrayPreference *cursor = preferences_string_array;
+  gboolean inform_listeners = FALSE;
+
+  while (cursor->base.key != NULL && strcmp (key, cursor->base.key) != 0)
+    ++cursor;
+
+  if (cursor->base.key==NULL)
+    /* Didn't recognise that key. */
+    return;
+
+  /* Complex keys have a mapping function to check validity */
+  if (cursor->handler)
+    {
+      if (cursor->target)
+        meta_bug ("%s has both a target and a handler\n", cursor->base.key);
+
+      g_settings_get_mapped (SETTINGS (cursor->base.schema),
+                             cursor->base.key, cursor->handler, NULL);
+    }
+  else
+    {
+      char **values, **previous;
+      int n_values, n_previous, i;
+
+      if (!cursor->target)
+        meta_bug ("%s must have handler or target\n", cursor->base.key);
+
+      values = g_settings_get_strv (SETTINGS (cursor->base.schema),
+                                    cursor->base.key);
+      n_values = g_strv_length (values);
+      previous = *(cursor->target);
+      n_previous = previous ? g_strv_length (previous) : 0;
+
+      inform_listeners = n_previous != n_values;
+      for (i = 0; i < n_values && !inform_listeners; i++)
+        inform_listeners = g_strcmp0 (values[i], previous[i]) != 0;
+
+      if (*(cursor->target))
+        g_strfreev (*(cursor->target));
+      *(cursor->target) = values;
+    }
+
+  if (inform_listeners)
+    queue_changed (cursor->base.pref);
+}
+
 static void
 handle_preference_update_int (GSettings *settings,
                              gchar *key)
@@ -857,6 +965,11 @@ meta_prefs_init (void)
                    G_CALLBACK (settings_changed), NULL);
  g_hash_table_insert (settings_schemas, g_strdup (SCHEMA_INTERFACE), settings);

+  settings = g_settings_new (SCHEMA_INPUT_SOURCES);
+  g_signal_connect (settings, "changed::" KEY_XKB_OPTIONS,
+                    G_CALLBACK (settings_changed), NULL);
+  g_hash_table_insert (settings_schemas, g_strdup (SCHEMA_INPUT_SOURCES), settings);
+

  for (tmp = overridden_keys; tmp; tmp = tmp->next)
    {
@@ -869,10 +982,10 @@ meta_prefs_init (void)
  handle_preference_init_enum ();
  handle_preference_init_bool ();
  handle_preference_init_string ();
+  handle_preference_init_string_array ();
  handle_preference_init_int ();

  init_bindings ();
-  init_workspace_names ();
 }

 static gboolean
@@ -1020,14 +1133,6 @@ settings_changed (GSettings *settings,
  MetaEnumPreference *cursor;
  gboolean found_enum;

-  /* String array, handled separately */
-  if (strcmp (key, KEY_WORKSPACE_NAMES) == 0)
-    {
-      if (update_workspace_names ())
-        queue_changed (META_PREF_WORKSPACE_NAMES);
-      return;
-    }
-
  value = g_settings_get_value (settings, key);
  type = g_variant_get_type (value);

@@ -1035,6 +1140,8 @@ settings_changed (GSettings *settings,
    handle_preference_update_bool (settings, key);
  else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT32))
    handle_preference_update_int (settings, key);
+  else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING_ARRAY))
+    handle_preference_update_string_array (settings, key);
  else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING))
    {
      cursor = preferences_enum;
@@ -1554,6 +1661,39 @@ overlay_key_handler (GVariant *value,
  return TRUE;
 }

+static gboolean
+iso_next_group_handler (GVariant *value,
+                        gpointer *result,
+                        gpointer  data)
+{
+  const char **xkb_options, **p;
+  const char *option = NULL;
+  gboolean changed = FALSE;
+
+  *result = NULL; /* ignored */
+  xkb_options = g_variant_get_strv (value, NULL);
+
+  for (p = xkb_options; p && *p; ++p)
+    if (g_str_has_prefix (*p, "grp:"))
+      {
+        option = (*p + 4);
+        break;
+      }
+
+  changed = (g_strcmp0 (option, iso_next_group_option) != 0);
+
+  if (changed)
+    {
+      g_free (iso_next_group_option);
+      iso_next_group_option = g_strdup (option);
+      queue_changed (META_PREF_KEYBINDINGS);
+    }
+
+  g_free (xkb_options);
+
+  return TRUE;
+}
+
 const PangoFontDescription*
 meta_prefs_get_titlebar_font (void)
 {
@@ -1575,14 +1715,6 @@ meta_prefs_get_dynamic_workspaces (void)
  return dynamic_workspaces;
 }

-gboolean
-meta_prefs_get_application_based (void)
-{
-  return FALSE; /* For now, we never want this to do anything */
-  
-  return application_based;
-}
-
 gboolean
 meta_prefs_get_disable_workarounds (void)
 {
@@ -1620,9 +1752,6 @@ meta_preference_to_string (MetaPreference pref)
    case META_PREF_NUM_WORKSPACES:
      return "NUM_WORKSPACES";

-    case META_PREF_APPLICATION_BASED:
-      return "APPLICATION_BASED";
-
    case META_PREF_KEYBINDINGS:
      return "KEYBINDINGS";

@@ -1708,12 +1837,13 @@ meta_prefs_set_num_workspaces (int n_workspaces)
 {
  MetaBasePreference *pref;

-  find_pref (preferences_int, sizeof(MetaIntPreference),
-             KEY_NUM_WORKSPACES, &pref);
-
-  g_settings_set_int (SETTINGS (pref->schema),
-                      KEY_NUM_WORKSPACES,
-                      n_workspaces);
+  if (find_pref (preferences_int, sizeof(MetaIntPreference),
+                 KEY_NUM_WORKSPACES, &pref))
+    {
+      g_settings_set_int (SETTINGS (pref->schema),
+                          KEY_NUM_WORKSPACES,
+                          n_workspaces);
+    }
 }

 static GHashTable *key_bindings;
@@ -1747,20 +1877,15 @@ init_bindings (void)
  g_hash_table_insert (key_bindings, g_strdup ("overlay-key"), pref);
 }

-static void
-init_workspace_names (void)
-{
-  update_workspace_names ();
-}
-
 static gboolean
 update_binding (MetaKeyPref *binding,
                gchar      **strokes)
 {
+  GSList *old_bindings, *a, *b;
+  gboolean changed;
  unsigned int keysym;
  unsigned int keycode;
  MetaVirtualModifier mods;
-  gboolean changed = FALSE;
  MetaKeyCombo *combo;
  int i;

@@ -1768,13 +1893,9 @@ update_binding (MetaKeyPref *binding,
              "Binding \"%s\" has new GSettings value\n",
              binding->name);

-  /* Okay, so, we're about to provide a new list of key combos for this
-   * action. Delete any pre-existing list.
-   */
-  g_slist_foreach (binding->bindings, (GFunc) g_free, NULL);
-  g_slist_free (binding->bindings);
+  old_bindings = binding->bindings;
  binding->bindings = NULL;
-  
+
  for (i = 0; strokes && strokes[i]; i++)
    {
      keysym = 0;
@@ -1809,8 +1930,6 @@ update_binding (MetaKeyPref *binding,
           * Changing the key in response to a modification could lead to cyclic calls. */
          continue;
        }
-  
-      changed = TRUE;

      combo = g_malloc0 (sizeof (MetaKeyCombo));
      combo->keysym = keysym;
@@ -1825,6 +1944,34 @@ update_binding (MetaKeyPref *binding,

  binding->bindings = g_slist_reverse (binding->bindings);

+  a = old_bindings;
+  b = binding->bindings;
+  while (TRUE)
+    {
+      if ((!a && b) || (a && !b))
+        {
+          changed = TRUE;
+          break;
+        }
+      else if (!a && !b)
+        {
+          changed = FALSE;
+          break;
+        }
+      else if (memcmp (a->data, b->data, sizeof (MetaKeyCombo)) != 0)
+        {
+          changed = TRUE;
+          break;
+        }
+      else
+        {
+          a = a->next;
+          b = b->next;
+        }
+    }
+
+  g_slist_free_full (old_bindings, g_free);
+
  return changed;
 }

@@ -1840,41 +1987,6 @@ update_key_binding (const char *key,
    return FALSE;
 }

-static gboolean
-update_workspace_names (void)
-{
-  int i;
-  char **names;
-  int n_workspace_names, n_names;
-  gboolean changed = FALSE;
-
-  names = g_settings_get_strv (SETTINGS (SCHEMA_GENERAL), KEY_WORKSPACE_NAMES);
-  n_names = g_strv_length (names);
-  n_workspace_names = workspace_names ? g_strv_length (workspace_names) : 0;
-
-  for (i = 0; i < n_names; i++)
-    if (n_workspace_names < i + 1 || !workspace_names[i] ||
-        g_strcmp0 (names[i], workspace_names[i]) != 0)
-      {
-        changed = TRUE;
-        break;
-      }
-
-  if (n_workspace_names != n_names)
-    changed = TRUE;
-
-  if (changed)
-    {
-      if (workspace_names)
-        g_strfreev (workspace_names);
-      workspace_names = names;
-    }
-  else
-    g_strfreev (names);
-
-  return changed;
-}
-
 const char*
 meta_prefs_get_workspace_name (int i)
 {
@@ -2074,6 +2186,12 @@ meta_prefs_get_overlay_binding (MetaKeyCombo *combo)
  *combo = overlay_key_combo;
 }

+const char *
+meta_prefs_get_iso_next_group_option (void)
+{
+  return iso_next_group_option;
+}
+
 GDesktopTitlebarAction
 meta_prefs_get_action_double_click_titlebar (void)
 {
@@ -2216,9 +2334,11 @@ meta_prefs_set_no_tab_popup (gboolean whether)
 {
  MetaBasePreference *pref;

-  find_pref (preferences_bool, sizeof(MetaBoolPreference),
-             KEY_NO_TAB_POPUP, &pref);
-  g_settings_set_boolean (SETTINGS (pref->schema), KEY_NO_TAB_POPUP, whether);
+  if (find_pref (preferences_bool, sizeof(MetaBoolPreference),
+                 KEY_NO_TAB_POPUP, &pref))
+    {
+      g_settings_set_boolean (SETTINGS (pref->schema), KEY_NO_TAB_POPUP, whether);
+    }
 }

 int
--- a/src/core/screen-private.h
+++ b/src/core/screen-private.h
@@ -93,6 +93,7 @@ struct _MetaScreen
  MetaStack *stack;
  MetaStackTracker *stack_tracker;

+  MetaCursorTracker *cursor_tracker;
  MetaCursor current_cursor;

  Window flash_window;
@@ -187,6 +188,9 @@ MetaWindow*   meta_screen_get_mouse_window     (MetaScreen                 *scre
                                                MetaWindow                 *not_this_one);

 const MetaMonitorInfo* meta_screen_get_current_monitor_info   (MetaScreen    *screen);
+const MetaMonitorInfo* meta_screen_get_current_monitor_info_for_pos   (MetaScreen    *screen,
+                                                                       int x,
+                                                                       int y);
 const MetaMonitorInfo* meta_screen_get_monitor_for_rect   (MetaScreen    *screen,
                                                           MetaRectangle *rect);
 const MetaMonitorInfo* meta_screen_get_monitor_for_window (MetaScreen    *screen,
@@ -254,4 +258,9 @@ void     meta_screen_workspace_switched (MetaScreen         *screen,

 void meta_screen_set_active_workspace_hint (MetaScreen *screen);

+Window   meta_screen_create_guard_window (Display *xdisplay, MetaScreen *screen);
+
+gboolean meta_screen_handle_xevent (MetaScreen *screen,
+                                    XEvent     *xevent);
+
 #endif
--- a/src/core/screen.c
+++ b/src/core/screen.c
@@ -45,6 +45,8 @@
 #include <meta/compositor.h>
 #include "mutter-enum-types.h"
 #include "core.h"
+#include "meta-wayland-private.h"
+#include "meta-cursor-tracker-private.h"

 #include <X11/extensions/Xinerama.h>

@@ -603,12 +605,13 @@ reload_monitor_infos (MetaScreen *screen)
 * should effectively be forwarded to events on the background actor,
 * providing that the scene graph is set up correctly.
 */
-static Window
-create_guard_window (Display *xdisplay, MetaScreen *screen)
+Window
+meta_screen_create_guard_window (Display *xdisplay, MetaScreen *screen)
 {
  XSetWindowAttributes attributes;
  Window guard_window;
  gulong create_serial;
+  MetaStackWindow stack_window;
  
  attributes.event_mask = NoEventMask;
  attributes.override_redirect = True;
@@ -641,12 +644,14 @@ create_guard_window (Display *xdisplay, MetaScreen *screen)
    XISelectEvents (xdisplay, guard_window, &mask, 1);
  }

+  stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  stack_window.x11.xwindow = guard_window;
  meta_stack_tracker_record_add (screen->stack_tracker,
-                                 guard_window,
+                                 &stack_window,
                                 create_serial);

  meta_stack_tracker_record_lower (screen->stack_tracker,
-                                   guard_window,
+                                   &stack_window,
                                   XNextRequest (xdisplay));
  XLowerWindow (xdisplay, guard_window);
  XMapWindow (xdisplay, guard_window);
@@ -668,6 +673,7 @@ meta_screen_new (MetaDisplay *display,
  char buf[128];
  guint32 manager_timestamp;
  gulong current_workspace;
+  MetaWaylandCompositor *compositor;
  
  replace_current_wm = meta_get_replace_current_wm ();
  
@@ -826,8 +832,19 @@ meta_screen_new (MetaDisplay *display,
  screen->xscreen = ScreenOfDisplay (xdisplay, number);
  screen->xroot = xroot;
  screen->rect.x = screen->rect.y = 0;
-  screen->rect.width = WidthOfScreen (screen->xscreen);
-  screen->rect.height = HeightOfScreen (screen->xscreen);
+  
+  if (meta_is_wayland_compositor ())
+    {
+      compositor = meta_wayland_compositor_get_default ();
+      screen->rect.width = clutter_actor_get_width (compositor->stage);
+      screen->rect.height = clutter_actor_get_height (compositor->stage);
+    }
+  else
+    {
+      screen->rect.width = WidthOfScreen (screen->xscreen);
+      screen->rect.height = HeightOfScreen (screen->xscreen);
+    }
+
  screen->current_cursor = -1; /* invalid/unset */
  screen->default_xvisual = DefaultVisualOfScreen (screen->xscreen);
  screen->default_depth = DefaultDepthOfScreen (screen->xscreen);
@@ -857,7 +874,8 @@ meta_screen_new (MetaDisplay *display,
  screen->last_monitor_index = 0;  
  
  reload_monitor_infos (screen);
-  
+
+  meta_cursor_tracker_get_for_screen (screen);
  meta_screen_set_cursor (screen, META_CURSOR_DEFAULT);

  /* Handle creating a no_focus_window for this screen */  
@@ -1082,8 +1100,8 @@ meta_screen_manage_all_windows (MetaScreen *screen)
  meta_display_grab (screen->display);

  if (screen->guard_window == None)
-    screen->guard_window = create_guard_window (screen->display->xdisplay,
-                                                screen);
+    screen->guard_window =
+      meta_screen_create_guard_window (screen->display->xdisplay, screen);

  windows = list_windows (screen);

@@ -1613,29 +1631,18 @@ void
 meta_screen_set_cursor (MetaScreen *screen,
                        MetaCursor  cursor)
 {
-  Cursor xcursor;
-
  if (cursor == screen->current_cursor)
    return;

  screen->current_cursor = cursor;
-  
-  xcursor = meta_display_create_x_cursor (screen->display, cursor);
-  XDefineCursor (screen->display->xdisplay, screen->xroot, xcursor);
-  XFlush (screen->display->xdisplay);
-  XFreeCursor (screen->display->xdisplay, xcursor);
+  meta_cursor_tracker_set_root_cursor (screen->cursor_tracker, cursor);
 }

 void
 meta_screen_update_cursor (MetaScreen *screen)
 {
-  Cursor xcursor;
-
-  xcursor = meta_display_create_x_cursor (screen->display, 
-					  screen->current_cursor);
-  XDefineCursor (screen->display->xdisplay, screen->xroot, xcursor);
-  XFlush (screen->display->xdisplay);
-  XFreeCursor (screen->display->xdisplay, xcursor);
+  meta_cursor_tracker_set_root_cursor (screen->cursor_tracker,
+                                       screen->current_cursor);
 }

 void
@@ -1898,12 +1905,15 @@ meta_screen_tile_preview_update_timeout (gpointer data)
    {
      Window xwindow;
      gulong create_serial;
+      MetaStackWindow stack_window;

      screen->tile_preview = meta_tile_preview_new (screen->number);
      xwindow = meta_tile_preview_get_xwindow (screen->tile_preview,
                                               &create_serial);
+      stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+      stack_window.x11.xwindow = xwindow;
      meta_stack_tracker_record_add (screen->stack_tracker,
-                                     xwindow,
+                                     &stack_window,
                                     create_serial);
    }

@@ -2216,6 +2226,65 @@ meta_screen_get_current_monitor_info (MetaScreen *screen)
    return &screen->monitor_infos[monitor_index];
 }

+const MetaMonitorInfo*
+meta_screen_get_current_monitor_info_for_pos (MetaScreen *screen,
+                                              int x,
+                                              int y)
+{
+    int monitor_index;
+    monitor_index = meta_screen_get_current_monitor_for_pos (screen, x, y);
+    return &screen->monitor_infos[monitor_index];
+}
+
+
+/**
+ * meta_screen_get_current_monitor_for_pos:
+ * @screen: a #MetaScreen
+ * @x: The x coordinate
+ * @y: The y coordinate
+ *
+ * Gets the index of the monitor that contains the passed coordinates.
+ *
+ * Return value: a monitor index
+ */
+int
+meta_screen_get_current_monitor_for_pos (MetaScreen *screen,
+                                         int x,
+                                         int y)
+{
+  if (screen->n_monitor_infos == 1)
+    return 0;
+  else if (screen->display->monitor_cache_invalidated)
+    {
+      int i;
+      MetaRectangle pointer_position;
+      pointer_position.x = x;
+      pointer_position.y = y;
+      pointer_position.width = pointer_position.height = 1;
+
+      screen->display->monitor_cache_invalidated = FALSE;
+      screen->last_monitor_index = 0;
+
+      for (i = 0; i < screen->n_monitor_infos; i++)
+        {
+          if (meta_rectangle_contains_rect (&screen->monitor_infos[i].rect,
+                                            &pointer_position))
+            {
+              screen->last_monitor_index = i;
+              break;
+            }
+        }
+
+      meta_topic (META_DEBUG_XINERAMA,
+                  "Rechecked current monitor, now %d\n",
+                  screen->last_monitor_index);
+
+    }
+
+    return screen->last_monitor_index;
+}
+
+
 /**
 * meta_screen_get_current_monitor:
 * @screen: a #MetaScreen
@@ -2241,11 +2310,7 @@ meta_screen_get_current_monitor (MetaScreen *screen)
      XIButtonState buttons;
      XIModifierState mods;
      XIGroupState group;
-      int i;
-      MetaRectangle pointer_position;

-      screen->display->monitor_cache_invalidated = FALSE;
-      
      XIQueryPointer (screen->display->xdisplay,
                      META_VIRTUAL_CORE_POINTER_ID,
                      screen->xroot,
@@ -2260,24 +2325,7 @@ meta_screen_get_current_monitor (MetaScreen *screen)
                      &group);
      free (buttons.mask);

-      pointer_position.x = root_x_return;
-      pointer_position.y = root_y_return;
-      pointer_position.width = pointer_position.height = 1;
-
-      screen->last_monitor_index = 0;
-      for (i = 0; i < screen->n_monitor_infos; i++)
-        {
-          if (meta_rectangle_contains_rect (&screen->monitor_infos[i].rect,
-                                            &pointer_position))
-            {
-              screen->last_monitor_index = i;
-              break;
-            }
-        }
-      
-      meta_topic (META_DEBUG_XINERAMA,
-                  "Rechecked current monitor, now %d\n",
-                  screen->last_monitor_index);
+      meta_screen_get_current_monitor_for_pos (screen, root_x_return, root_y_return);
    }

  return screen->last_monitor_index;
@@ -3001,7 +3049,7 @@ meta_screen_resize (MetaScreen *screen,

  /* Fix up monitor for all windows on this screen */
  windows = meta_display_list_windows (screen->display,
-                                       META_LIST_DEFAULT);
+                                       META_LIST_INCLUDE_OVERRIDE_REDIRECT);
  for (tmp = windows; tmp != NULL; tmp = tmp->next)
    {
      MetaWindow *window = tmp->data;
@@ -3806,3 +3854,13 @@ meta_screen_get_monitor_in_fullscreen (MetaScreen  *screen,
  /* We use -1 as a flag to mean "not known yet" for notification purposes */
  return screen->monitor_infos[monitor].in_fullscreen == TRUE;
 }
+
+gboolean
+meta_screen_handle_xevent (MetaScreen *screen,
+                           XEvent     *xevent)
+{
+  if (meta_cursor_tracker_handle_xevent (screen->cursor_tracker, xevent))
+    return TRUE;
+
+  return FALSE;
+}
--- a/src/core/stack-tracker.c
+++ b/src/core/stack-tracker.c
--- a/src/core/stack-tracker.h
+++ b/src/core/stack-tracker.h
@@ -37,36 +37,55 @@
 #define META_STACK_TRACKER_H

 #include <meta/screen.h>
+#include <meta/window.h>

 typedef struct _MetaStackTracker MetaStackTracker;

+typedef union _MetaStackWindow
+{
+  struct {
+    MetaWindowClientType type;
+  } any;
+  struct {
+    MetaWindowClientType type;
+    Window xwindow;
+  } x11;
+  struct {
+    MetaWindowClientType type;
+    MetaWindow *meta_window;
+  } wayland;
+} MetaStackWindow;
+
+gboolean meta_stack_window_equal (const MetaStackWindow *a,
+                                  const MetaStackWindow *b);
+
 MetaStackTracker *meta_stack_tracker_new  (MetaScreen       *screen);
 void              meta_stack_tracker_free (MetaStackTracker *tracker);

 /* These functions are called when we make an X call that changes the
 * stacking order; this allows MetaStackTracker to predict stacking
 * order before it receives events back from the X server */
-void meta_stack_tracker_record_add             (MetaStackTracker *tracker,
-						Window            window,
-                                                gulong            serial);
-void meta_stack_tracker_record_remove          (MetaStackTracker *tracker,
-						Window            window,
-                                                gulong            serial);
-void meta_stack_tracker_record_restack_windows (MetaStackTracker *tracker,
-						Window           *windows,
-						int               n_windows,
-                                                gulong            serial);
-void meta_stack_tracker_record_raise_above     (MetaStackTracker *tracker,
-						Window            window,
-						Window            sibling,
-                                                gulong            serial);
-void meta_stack_tracker_record_lower_below    (MetaStackTracker *tracker,
-						Window            window,
-						Window            sibling,
-                                                gulong            serial);
-void meta_stack_tracker_record_lower           (MetaStackTracker *tracker,
-						Window            window,
-                                                gulong            serial);
+void meta_stack_tracker_record_add             (MetaStackTracker      *tracker,
+                                                const MetaStackWindow *window,
+                                                gulong                 serial);
+void meta_stack_tracker_record_remove          (MetaStackTracker      *tracker,
+                                                const MetaStackWindow *window,
+                                                gulong                 serial);
+void meta_stack_tracker_record_restack_windows (MetaStackTracker      *tracker,
+                                                const MetaStackWindow *windows,
+						int                    n_windows,
+                                                gulong                 serial);
+void meta_stack_tracker_record_raise_above     (MetaStackTracker      *tracker,
+                                                const MetaStackWindow *window,
+                                                const MetaStackWindow *sibling,
+                                                gulong                 serial);
+void meta_stack_tracker_record_lower_below    (MetaStackTracker       *tracker,
+                                               const MetaStackWindow  *window,
+                                               const MetaStackWindow  *sibling,
+                                               gulong                  serial);
+void meta_stack_tracker_record_lower           (MetaStackTracker      *tracker,
+                                                const MetaStackWindow *window,
+                                                gulong                 serial);

 /* These functions are used to update the stack when we get events
 * reflecting changes to the stacking order */
@@ -79,9 +98,9 @@ void meta_stack_tracker_reparent_event  (MetaStackTracker    *tracker,
 void meta_stack_tracker_configure_event (MetaStackTracker    *tracker,
 					 XConfigureEvent     *event);

-void meta_stack_tracker_get_stack  (MetaStackTracker  *tracker,
-                                    Window           **windows,
-                                    int               *n_windows);
+void meta_stack_tracker_get_stack  (MetaStackTracker      *tracker,
+                                    MetaStackWindow      **windows,
+                                    int                   *n_entries);

 void meta_stack_tracker_sync_stack       (MetaStackTracker *tracker);
 void meta_stack_tracker_queue_sync_stack (MetaStackTracker *tracker);
--- a/src/core/stack.c
+++ b/src/core/stack.c
@@ -52,7 +52,7 @@

 #define WINDOW_IN_STACK(w) (w->stack_position >= 0)

-static void stack_sync_to_server (MetaStack *stack);
+static void stack_sync_to_xserver (MetaStack *stack);
 static void meta_window_set_stack_position_no_sync (MetaWindow *window,
                                                    int         position);
 static void stack_do_window_deletions (MetaStack *stack);
@@ -71,14 +71,14 @@ meta_stack_new (MetaScreen *screen)
  stack = g_new (MetaStack, 1);

  stack->screen = screen;
-  stack->windows = g_array_new (FALSE, FALSE, sizeof (Window));
+  stack->xwindows = g_array_new (FALSE, FALSE, sizeof (Window));

  stack->sorted = NULL;
  stack->added = NULL;
  stack->removed = NULL;

  stack->freeze_count = 0;
-  stack->last_root_children_stacked = NULL;
+  stack->last_all_root_children_stacked = NULL;

  stack->n_positions = 0;

@@ -89,17 +89,34 @@ meta_stack_new (MetaScreen *screen)
  return stack;
 }

+static void
+free_last_all_root_children_stacked_cache (MetaStack *stack)
+{
+  unsigned int i;
+
+  for (i = 0; i < stack->last_all_root_children_stacked->len; i++)
+    {
+      MetaStackWindow *window = &g_array_index (stack->last_all_root_children_stacked, MetaStackWindow, i);
+      if (window->any.type == META_WINDOW_CLIENT_TYPE_WAYLAND)
+        g_object_remove_weak_pointer (G_OBJECT (window->wayland.meta_window),
+                                      (gpointer *)&window->wayland.meta_window);
+    }
+
+  g_array_free (stack->last_all_root_children_stacked, TRUE);
+  stack->last_all_root_children_stacked = NULL;
+}
+
 void
 meta_stack_free (MetaStack *stack)
 {
-  g_array_free (stack->windows, TRUE);
+  g_array_free (stack->xwindows, TRUE);

  g_list_free (stack->sorted);
  g_list_free (stack->added);
  g_list_free (stack->removed);

-  if (stack->last_root_children_stacked)
-    g_array_free (stack->last_root_children_stacked, TRUE);
+  if (stack->last_all_root_children_stacked)
+    free_last_all_root_children_stacked_cache (stack);
  
  g_free (stack);
 }
@@ -121,7 +138,7 @@ meta_stack_add (MetaStack  *stack,
              "Window %s has stack_position initialized to %d\n",
              window->desc, window->stack_position);
  
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -157,7 +174,7 @@ meta_stack_remove (MetaStack  *stack,
    stack->removed = g_list_prepend (stack->removed,
                                     GUINT_TO_POINTER (window->frame->xwindow));
  
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -167,7 +184,7 @@ meta_stack_update_layer (MetaStack  *stack,
 {
  stack->need_relayer = TRUE;
  
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -177,7 +194,7 @@ meta_stack_update_transient (MetaStack  *stack,
 {
  stack->need_constrain = TRUE;
  
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -206,7 +223,7 @@ meta_stack_raise (MetaStack  *stack,

  meta_window_set_stack_position_no_sync (window, max_stack_position);

-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -234,7 +251,7 @@ meta_stack_lower (MetaStack  *stack,

  meta_window_set_stack_position_no_sync (window, min_stack_position);
  
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, window->screen->active_workspace);
 }

@@ -250,7 +267,7 @@ meta_stack_thaw (MetaStack *stack)
  g_return_if_fail (stack->freeze_count > 0);
  
  stack->freeze_count -= 1;
-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, NULL);
 }

@@ -278,7 +295,7 @@ static gboolean
 is_focused_foreach (MetaWindow *window,
                    void       *data)
 {
-  if (window == window->display->expected_focus_window)
+  if (window->has_focus)
    {
      *((gboolean*) data) = TRUE;
      return FALSE;
@@ -335,11 +352,11 @@ get_standalone_layer (MetaWindow *window)
        layer = META_LAYER_BOTTOM;
      else if (window->fullscreen &&
               (focused_transient ||
-                window == window->display->expected_focus_window ||
-                window->display->expected_focus_window == NULL ||
-                (window->display->expected_focus_window != NULL &&
+                window == window->display->focus_window ||
+                window->display->focus_window == NULL ||
+                (window->display->focus_window != NULL &&
                 windows_on_different_monitor (window,
-                                               window->display->expected_focus_window))))
+                                               window->display->focus_window))))
        layer = META_LAYER_FULLSCREEN;
      else if (window->wm_state_above && !META_WINDOW_MAXIMIZED (window))
        layer = META_LAYER_TOP;
@@ -829,7 +846,7 @@ stack_do_window_deletions (MetaStack *stack)
      /* We go from the end figuring removals are more
       * likely to be recent.
       */
-      i = stack->windows->len;
+      i = stack->xwindows->len;
      while (i > 0)
        {
          --i;
@@ -840,9 +857,9 @@ stack_do_window_deletions (MetaStack *stack)
           * both the window->xwindow and window->frame->xwindow
           * in the removal list.
           */
-          if (xwindow == g_array_index (stack->windows, Window, i))
+          if (xwindow == g_array_index (stack->xwindows, Window, i))
            {
-              g_array_remove_index (stack->windows, i);
+              g_array_remove_index (stack->xwindows, i);
              goto next;
            }
        }
@@ -871,10 +888,10 @@ stack_do_window_additions (MetaStack *stack)
                  "Adding %d windows to sorted list\n",
                  n_added);
      
-      old_size = stack->windows->len;
-      g_array_set_size (stack->windows, old_size + n_added);
+      old_size = stack->xwindows->len;
+      g_array_set_size (stack->xwindows, old_size + n_added);
      
-      end = &g_array_index (stack->windows, Window, old_size);
+      end = &g_array_index (stack->xwindows, Window, old_size);

      /* stack->added has the most recent additions at the
       * front of the list, so we need to reverse it
@@ -1029,6 +1046,102 @@ stack_ensure_sorted (MetaStack *stack)
  stack_do_resort (stack);
 }

+static MetaStackWindow *
+find_top_most_managed_window (MetaScreen *screen,
+                              const MetaStackWindow *ignore)
+{
+  MetaStackTracker *stack_tracker = screen->stack_tracker;
+  MetaStackWindow *windows;
+  int n_windows;
+  int i;
+
+  meta_stack_tracker_get_stack (stack_tracker,
+                                &windows, &n_windows);
+
+  /* Children are in order from bottom to top. We want to
+   * find the topmost managed child, then configure
+   * our window to be above it.
+   */
+  for (i = n_windows -1; i >= 0; i--)
+    {
+      MetaStackWindow *other_window = &windows[i];
+
+      if (other_window->any.type == ignore->any.type &&
+          ((other_window->any.type == META_WINDOW_CLIENT_TYPE_X11 &&
+            other_window->x11.xwindow == ignore->x11.xwindow) ||
+           other_window->wayland.meta_window == ignore->wayland.meta_window))
+        {
+          /* Do nothing. This means we're already the topmost managed
+           * window, but it DOES NOT mean we are already just above
+           * the topmost managed window. This is important because if
+           * an override redirect window is up, and we map a new
+           * managed window, the new window is probably above the old
+           * popup by default, and we want to push it below that
+           * popup. So keep looking for a sibling managed window
+           * to be moved below.
+           */
+        }
+      else
+        {
+          if (other_window->any.type == META_WINDOW_CLIENT_TYPE_X11)
+            {
+              MetaWindow *other = meta_display_lookup_x_window (screen->display,
+                                                                other_window->x11.xwindow);
+
+              if (other != NULL && !other->override_redirect)
+                return other_window;
+            }
+          else
+            {
+              /* All wayland windows are currently considered "managed"
+               * TODO: consider wayland pop-up windows like override
+               * redirect windows here. */
+              return other_window;
+            }
+        }
+    }
+
+  return NULL;
+}
+
+/* When moving an X window we sometimes need an X based sibling.
+ *
+ * If the given sibling is X based this function returns it back
+ * otherwise it searches downwards looking for the nearest X window.
+ *
+ * If no X based sibling could be found return NULL. */
+static MetaStackWindow *
+find_x11_sibling_downwards (MetaScreen *screen,
+                            MetaStackWindow *sibling)
+{
+  MetaStackTracker *stack_tracker = screen->stack_tracker;
+  MetaStackWindow *windows;
+  int n_windows;
+  int i;
+
+  if (sibling->any.type == META_WINDOW_CLIENT_TYPE_X11)
+    return sibling;
+
+  meta_stack_tracker_get_stack (stack_tracker,
+                                &windows, &n_windows);
+
+  /* NB: Children are in order from bottom to top and we
+   * want to search downwards for the nearest X window.
+   */
+
+  for (i = n_windows - 1; i >= 0; i--)
+    if (meta_stack_window_equal (&windows[i], sibling))
+      break;
+
+  for (; i >= 0; i--)
+    {
+      if (windows[i].any.type == META_WINDOW_CLIENT_TYPE_X11)
+        return &windows[i];
+    }
+
+  return NULL;
+}
+
 /**
 * raise_window_relative_to_managed_windows:
 *
@@ -1053,84 +1166,74 @@ stack_ensure_sorted (MetaStack *stack)
 */
 static void
 raise_window_relative_to_managed_windows (MetaScreen *screen,
-                                          Window      xwindow)
+                                          const MetaStackWindow *window)
 {
+  gulong serial = 0;
+  MetaStackWindow *sibling;

-  Window *children;
-  int n_children;
-  int i;
-
-  meta_stack_tracker_get_stack (screen->stack_tracker,
-                                &children, &n_children);
-
-  /* Children are in order from bottom to top. We want to
-   * find the topmost managed child, then configure
-   * our window to be above it.
-   */
-  i = n_children - 1;
-  while (i >= 0)
+  sibling = find_top_most_managed_window (screen, window);
+  if (!sibling)
    {
-      if (children[i] == xwindow)
+      if (window->any.type == META_WINDOW_CLIENT_TYPE_X11)
        {
-          /* Do nothing. This means we're already the topmost managed
-           * window, but it DOES NOT mean we are already just above
-           * the topmost managed window. This is important because if
-           * an override redirect window is up, and we map a new
-           * managed window, the new window is probably above the old
-           * popup by default, and we want to push it below that
-           * popup. So keep looking for a sibling managed window
-           * to be moved below.
-           */
+          serial = XNextRequest (screen->display->xdisplay);
+          meta_error_trap_push (screen->display);
+          XLowerWindow (screen->display->xdisplay,
+                        window->x11.xwindow);
+          meta_error_trap_pop (screen->display);
        }
-      else
-        {
-          MetaWindow *other = meta_display_lookup_x_window (screen->display,
-                                                            children[i]);
-          if (other != NULL && !other->override_redirect)
-            {
-              XWindowChanges changes;

-              /* children[i] is the topmost managed child */
+      /* No sibling to use, just lower ourselves to the bottom
+       * to be sure we're below any override redirect windows.
+           */
+      meta_stack_tracker_record_lower (screen->stack_tracker,
+                                       window,
+                                       serial);
+      return;
+        }
+
+  /* window is the topmost managed child */
              meta_topic (META_DEBUG_STACK,
                          "Moving 0x%lx above topmost managed child window 0x%lx\n",
-                          xwindow, children[i]);
+              window->any.type == META_WINDOW_CLIENT_TYPE_X11 ? window->x11.xwindow: 0,
+              sibling->any.type == META_WINDOW_CLIENT_TYPE_X11 ? sibling->x11.xwindow: 0);

-              changes.sibling = children[i];
+  if (window->any.type == META_WINDOW_CLIENT_TYPE_X11)
+    {
+      XWindowChanges changes;
+      MetaStackWindow *x11_sibling = find_x11_sibling_downwards (screen, sibling);
+      serial = XNextRequest (screen->display->xdisplay);
+
+      if (x11_sibling)
+        {
+          changes.sibling = x11_sibling->x11.xwindow;
              changes.stack_mode = Above;

              meta_error_trap_push (screen->display);
-              meta_stack_tracker_record_raise_above (screen->stack_tracker,
-                                                     xwindow,
-                                                     children[i],
-                                                     XNextRequest (screen->display->xdisplay));
              XConfigureWindow (screen->display->xdisplay,
-                                xwindow,
+                            window->x11.xwindow,
                                CWSibling | CWStackMode,
                                &changes);
              meta_error_trap_pop (screen->display);
-
-              break;
-            }
        }
-
-      --i;
-    }
-
-  if (i < 0)
+      else
    {
      /* No sibling to use, just lower ourselves to the bottom
       * to be sure we're below any override redirect windows.
       */
      meta_error_trap_push (screen->display);
-      meta_stack_tracker_record_lower (screen->stack_tracker,
-                                       xwindow,
-                                       XNextRequest (screen->display->xdisplay));
      XLowerWindow (screen->display->xdisplay,
-                    xwindow);
+                        window->x11.xwindow);
      meta_error_trap_pop (screen->display);
    }
 }

+  meta_stack_tracker_record_raise_above (screen->stack_tracker,
+                                         window,
+                                         sibling,
+                                         serial);
+}
+
 /**
 * stack_sync_to_server:
 *
@@ -1145,13 +1248,16 @@ raise_window_relative_to_managed_windows (MetaScreen *screen,
 * job of computing the minimal set of stacking requests needed.
 */
 static void
-stack_sync_to_server (MetaStack *stack)
+stack_sync_to_xserver (MetaStack *stack)
 {
-  GArray *stacked;
-  GArray *root_children_stacked;
+  GArray *x11_stacked;
+  GArray *x11_root_children_stacked;
+  GArray *all_root_children_stacked; /* wayland OR x11 */
  GList *tmp;
-  GArray *all_hidden;
+  GArray *x11_hidden;
+  GArray *x11_hidden_stack_windows;
  int n_override_redirect = 0;
+  MetaStackWindow guard_stack_window;
  
  /* Bail out if frozen */
  if (stack->freeze_count > 0)
@@ -1166,13 +1272,17 @@ stack_sync_to_server (MetaStack *stack)
   * _NET hints, and "root_children_stacked" is in top-to-bottom
   * order for XRestackWindows()
   */
-  stacked = g_array_new (FALSE, FALSE, sizeof (Window));
-  root_children_stacked = g_array_new (FALSE, FALSE, sizeof (Window));
-  all_hidden = g_array_new (FALSE, FALSE, sizeof (Window));
+  x11_stacked = g_array_new (FALSE, FALSE, sizeof (Window));
+
+  all_root_children_stacked = g_array_new (FALSE, FALSE, sizeof (MetaStackWindow));
+  x11_root_children_stacked = g_array_new (FALSE, FALSE, sizeof (Window));
+
+  x11_hidden_stack_windows = g_array_new (FALSE, FALSE, sizeof (MetaStackWindow));
+  x11_hidden = g_array_new (FALSE, FALSE, sizeof (Window));

  /* The screen guard window sits above all hidden windows and acts as
   * a barrier to input reaching these windows. */
-  g_array_append_val (all_hidden, stack->screen->guard_window);
+  g_array_append_val (x11_hidden, stack->screen->guard_window);

  meta_topic (META_DEBUG_STACK, "Top to bottom: ");
  meta_push_no_msg_prefix ();
@@ -1181,6 +1291,9 @@ stack_sync_to_server (MetaStack *stack)
    {
      MetaWindow *w = tmp->data;
      Window top_level_window;
+      MetaStackWindow stack_window;
+
+      stack_window.any.type = w->client_type;
      
      meta_topic (META_DEBUG_STACK, "%u:%d - %s ",
 		  w->layer, w->stack_position, w->desc);
@@ -1189,60 +1302,93 @@ stack_sync_to_server (MetaStack *stack)
      if (w->override_redirect)
 	n_override_redirect++;
      else
-	g_array_prepend_val (stacked, w->xwindow);
+	g_array_prepend_val (x11_stacked, w->xwindow);
      
      if (w->frame)
 	top_level_window = w->frame->xwindow;
      else
 	top_level_window = w->xwindow;

+      if (w->client_type == META_WINDOW_CLIENT_TYPE_X11)
+        stack_window.x11.xwindow = top_level_window;
+      else
+        stack_window.wayland.meta_window = w;
+
      /* We don't restack hidden windows along with the rest, though they are
       * reflected in the _NET hints. Hidden windows all get pushed below
       * the screens fullscreen guard_window. */
      if (w->hidden)
 	{
-	  g_array_append_val (all_hidden, top_level_window);
+          if (w->client_type == META_WINDOW_CLIENT_TYPE_X11)
+            {
+              MetaStackWindow stack_window;
+
+              stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+              stack_window.x11.xwindow = top_level_window;
+
+              g_array_append_val (x11_hidden_stack_windows, stack_window);
+              g_array_append_val (x11_hidden, top_level_window);
+            }
 	  continue;
 	}

+      g_array_append_val (all_root_children_stacked, stack_window);
+
      /* build XRestackWindows() array from top to bottom */
-      g_array_append_val (root_children_stacked, top_level_window);
+      if (w->client_type == META_WINDOW_CLIENT_TYPE_X11)
+        g_array_append_val (x11_root_children_stacked, top_level_window);
+      else
+        {
+          MetaStackWindow *new;
+
+          /* So we can determine later if a cached stack window is
+           * stale because the corresponding window has been freed we
+           * associate a weak pointer with the new window. */
+          new = &g_array_index (all_root_children_stacked, MetaStackWindow, all_root_children_stacked->len - 1);
+          g_object_add_weak_pointer (G_OBJECT (new->wayland.meta_window),
+                                     (gpointer *)&new->wayland.meta_window);
+        }
    }

  meta_topic (META_DEBUG_STACK, "\n");
  meta_pop_no_msg_prefix ();

-  /* All windows should be in some stacking order */
-  if (stacked->len != stack->windows->len - n_override_redirect)
+  /* All X windows should be in some stacking order */
+  if (x11_stacked->len != stack->xwindows->len - n_override_redirect)
    meta_bug ("%u windows stacked, %u windows exist in stack\n",
-              stacked->len, stack->windows->len);
+              x11_stacked->len, stack->xwindows->len);
  
  /* Sync to server */

  meta_topic (META_DEBUG_STACK, "Restacking %u windows\n",
-              root_children_stacked->len);
+              all_root_children_stacked->len);
  
  meta_error_trap_push (stack->screen->display);

-  if (stack->last_root_children_stacked == NULL)
+  if (stack->last_all_root_children_stacked == NULL)
    {
      /* Just impose our stack, we don't know the previous state.
       * This involves a ton of circulate requests and may flicker.
       */
      meta_topic (META_DEBUG_STACK, "Don't know last stack state, restacking everything\n");

-      if (root_children_stacked->len > 0)
+      if (all_root_children_stacked->len > 1)
        {
-          meta_stack_tracker_record_restack_windows (stack->screen->stack_tracker,
-                                                     (Window *) root_children_stacked->data,
-                                                     root_children_stacked->len,
-                                                     XNextRequest (stack->screen->display->xdisplay));
+          gulong serial = 0;
+          if (x11_root_children_stacked->len > 1)
+            {
+              serial = XNextRequest (stack->screen->display->xdisplay);
          XRestackWindows (stack->screen->display->xdisplay,
-                           (Window *) root_children_stacked->data,
-                           root_children_stacked->len);
+                               (Window *) x11_root_children_stacked->data,
+                               x11_root_children_stacked->len);
+            }
+          meta_stack_tracker_record_restack_windows (stack->screen->stack_tracker,
+                                                     (MetaStackWindow *) all_root_children_stacked->data,
+                                                     all_root_children_stacked->len,
+                                                     serial);
        }
    }
-  else if (root_children_stacked->len > 0)
+  else if (all_root_children_stacked->len > 0)
    {
      /* Try to do minimal window moves to get the stack in order */
      /* A point of note: these arrays include frames not client windows,
@@ -1250,28 +1396,34 @@ stack_sync_to_server (MetaStack *stack)
       * was saved, then we may have inefficiency, but I don't think things
       * break...
       */
-      const Window *old_stack = (Window *) stack->last_root_children_stacked->data;
-      const Window *new_stack = (Window *) root_children_stacked->data;
-      const int old_len = stack->last_root_children_stacked->len;
-      const int new_len = root_children_stacked->len;
-      const Window *oldp = old_stack;
-      const Window *newp = new_stack;
-      const Window *old_end = old_stack + old_len;
-      const Window *new_end = new_stack + new_len;
-      Window last_window = None;
-      
+      const MetaStackWindow *old_stack = (MetaStackWindow *) stack->last_all_root_children_stacked->data;
+      const MetaStackWindow *new_stack = (MetaStackWindow *) all_root_children_stacked->data;
+      const int old_len = stack->last_all_root_children_stacked->len;
+      const int new_len = all_root_children_stacked->len;
+      const MetaStackWindow *oldp = old_stack;
+      const MetaStackWindow *newp = new_stack;
+      const MetaStackWindow *old_end = old_stack + old_len;
+      const MetaStackWindow *new_end = new_stack + new_len;
+      Window last_xwindow = None;
+      const MetaStackWindow *last_window = NULL;
+
      while (oldp != old_end &&
             newp != new_end)
        {
-          if (*oldp == *newp)
+          if (meta_stack_window_equal (oldp, newp))
            {
              /* Stacks are the same here, move on */
              ++oldp;
-              last_window = *newp;
+              if (newp->any.type == META_WINDOW_CLIENT_TYPE_X11)
+                last_xwindow = newp->x11.xwindow;
+              last_window = newp;
              ++newp;
            }
-          else if (meta_display_lookup_x_window (stack->screen->display,
-                                                 *oldp) == NULL)
+          else if ((oldp->any.type == META_WINDOW_CLIENT_TYPE_X11 &&
+                    meta_display_lookup_x_window (stack->screen->display,
+                                                  oldp->x11.xwindow) == NULL) ||
+                   (oldp->any.type == META_WINDOW_CLIENT_TYPE_WAYLAND &&
+                    oldp->wayland.meta_window == NULL))
            {
              /* *oldp is no longer known to us (probably destroyed),
               * so we can just skip it
@@ -1280,75 +1432,161 @@ stack_sync_to_server (MetaStack *stack)
            }
          else
            {
-              /* Move *newp below last_window */
-              if (last_window == None)
+              /* Move *newp below the last_window */
+              if (!last_window)
                {
-                  meta_topic (META_DEBUG_STACK, "Using window 0x%lx as topmost (but leaving it in-place)\n", *newp);
+                  meta_topic (META_DEBUG_STACK, "Using window 0x%lx as topmost (but leaving it in-place)\n",
+                              newp->x11.xwindow);

-                  raise_window_relative_to_managed_windows (stack->screen,
-                                                            *newp);
+                  raise_window_relative_to_managed_windows (stack->screen, newp);
+                }
+              else if (newp->any.type == META_WINDOW_CLIENT_TYPE_X11 &&
+                       last_xwindow == None)
+                {
+                  /* In this case we have an X window that we need to
+                   * put below a wayland window and this is the
+                   * topmost X window. */
+                  
+                  /* In X terms (because this is the topmost X window)
+                   * we want to
+                   * raise_window_relative_to_managed_windows() to
+                   * ensure the X window is below override-redirect
+                   * pop-up windows.
+                   *
+                   * In Wayland terms we just want to ensure
+                   * newp is lowered below last_window (which
+                   * notably doesn't require an X request because we
+                   * know last_window isn't an X window).
+                   */
+
+                  raise_window_relative_to_managed_windows (stack->screen, newp);
+
+                  meta_stack_tracker_record_lower_below (stack->screen->stack_tracker,
+                                                         newp, last_window,
+                                                         0); /* no x request serial */
                }
              else
                {
-                  /* This means that if last_window is dead, but not
+                  gulong serial = 0;
+
+                  /* This means that if last_xwindow is dead, but not
                   * *newp, then we fail to restack *newp; but on
-                   * unmanaging last_window, we'll fix it up.
+                   * unmanaging last_xwindow, we'll fix it up.
                   */
                  
-                  XWindowChanges changes;
+                  meta_topic (META_DEBUG_STACK, "Placing window 0x%lx below 0x%lx\n",
+                              newp->any.type == META_WINDOW_CLIENT_TYPE_X11 ? newp->x11.xwindow : 0,
+                              last_xwindow);

-                  changes.sibling = last_window;
+                  if (newp->any.type == META_WINDOW_CLIENT_TYPE_X11)
+                    {
+                  XWindowChanges changes;
+                      serial = XNextRequest (stack->screen->display->xdisplay);
+
+                      changes.sibling = last_xwindow;
                  changes.stack_mode = Below;

-                  meta_topic (META_DEBUG_STACK, "Placing window 0x%lx below 0x%lx\n",
-                              *newp, last_window);
-
-                  meta_stack_tracker_record_lower_below (stack->screen->stack_tracker,
-                                                         *newp, last_window,
-                                                         XNextRequest (stack->screen->display->xdisplay));
                  XConfigureWindow (stack->screen->display->xdisplay,
-                                    *newp,
+                                        newp->x11.xwindow,
                                    CWSibling | CWStackMode,
                                    &changes);
                }

-              last_window = *newp;
+                  meta_stack_tracker_record_lower_below (stack->screen->stack_tracker,
+                                                         newp, last_window,
+                                                         serial);
+                }
+
+              if (newp->any.type == META_WINDOW_CLIENT_TYPE_X11)
+                last_xwindow = newp->x11.xwindow;
+              last_window = newp;
              ++newp;
            }
        }

      if (newp != new_end)
        {
+          const MetaStackWindow *x_ref;
+          unsigned long serial = 0;
+
          /* Restack remaining windows */
          meta_topic (META_DEBUG_STACK, "Restacking remaining %d windows\n",
                        (int) (new_end - newp));
+
+          /* rewind until we find the last stacked X window that we can use
+           * as a reference point for re-stacking remaining X windows */
+          if (newp != new_stack)
+            for (x_ref = newp - 1;
+                 x_ref->any.type != META_WINDOW_CLIENT_TYPE_X11 && x_ref > new_stack;
+                 x_ref--)
+              ;
+          else
+            x_ref = new_stack;
+
+          /* If we didn't find an X window looking backwards then walk forwards
+           * through the remaining windows to find the first remaining X window
+           * instead. */
+          if (x_ref->any.type != META_WINDOW_CLIENT_TYPE_X11)
+            {
+              for (x_ref = newp;
+                   x_ref->any.type != META_WINDOW_CLIENT_TYPE_X11 && x_ref > new_stack;
+                   x_ref++)
+                ;
+            }
+
+          /* If there are any X windows remaining unstacked then restack them */
+          if (x_ref->any.type == META_WINDOW_CLIENT_TYPE_X11)
+            {
+              int i;
+
+              for (i = x11_root_children_stacked->len - 1; i; i--)
+                {
+                  Window *reference = &g_array_index (x11_root_children_stacked, Window, i);
+
+                  if (*reference == x_ref->x11.xwindow)
+                    {
+                      int n = x11_root_children_stacked->len - i;
+
+                      /* There's no point restacking if there's only one X window */
+                      if (n == 1)
+                        break;
+
+                      serial = XNextRequest (stack->screen->display->xdisplay);
+                      XRestackWindows (stack->screen->display->xdisplay,
+                                       reference, n);
+                      break;
+                    }
+                }
+            }
+
          /* We need to include an already-stacked window
           * in the restack call, so we get in the proper position
           * with respect to it.
           */
          if (newp != new_stack)
-            --newp;
+            newp = MIN (newp - 1, x_ref);
          meta_stack_tracker_record_restack_windows (stack->screen->stack_tracker,
-                                                     (Window *) newp, new_end - newp,
-                                                     XNextRequest (stack->screen->display->xdisplay));
-          XRestackWindows (stack->screen->display->xdisplay,
-                           (Window *) newp, new_end - newp);
+                                                     newp, new_end - newp,
+                                                     serial);
        }
    }

-  /* Push hidden windows to the bottom of the stack under the guard window */
+  /* Push hidden X windows to the bottom of the stack under the guard window */
+  guard_stack_window.any.type = META_WINDOW_CLIENT_TYPE_X11;
+  guard_stack_window.x11.xwindow = stack->screen->guard_window;
  meta_stack_tracker_record_lower (stack->screen->stack_tracker,
-                                   stack->screen->guard_window,
+                                   &guard_stack_window,
                                   XNextRequest (stack->screen->display->xdisplay));
  XLowerWindow (stack->screen->display->xdisplay, stack->screen->guard_window);
  meta_stack_tracker_record_restack_windows (stack->screen->stack_tracker,
-                                             (Window *)all_hidden->data,
-                                             all_hidden->len,
+                                             (MetaStackWindow *)x11_hidden_stack_windows->data,
+                                             x11_hidden_stack_windows->len,
                                             XNextRequest (stack->screen->display->xdisplay));
  XRestackWindows (stack->screen->display->xdisplay,
-		   (Window *)all_hidden->data,
-		   all_hidden->len);
-  g_array_free (all_hidden, TRUE);
+		   (Window *)x11_hidden->data,
+		   x11_hidden->len);
+  g_array_free (x11_hidden, TRUE);
+  g_array_free (x11_hidden_stack_windows, TRUE);

  meta_error_trap_pop (stack->screen->display);
  /* on error, a window was destroyed; it should eventually
@@ -1363,21 +1601,23 @@ stack_sync_to_server (MetaStack *stack)
                   stack->screen->display->atom__NET_CLIENT_LIST,
                   XA_WINDOW,
                   32, PropModeReplace,
-                   (unsigned char *)stack->windows->data,
-                   stack->windows->len);
+                   (unsigned char *)stack->xwindows->data,
+                   stack->xwindows->len);
  XChangeProperty (stack->screen->display->xdisplay,
                   stack->screen->xroot,
                   stack->screen->display->atom__NET_CLIENT_LIST_STACKING,
                   XA_WINDOW,
                   32, PropModeReplace,
-                   (unsigned char *)stacked->data,
-                   stacked->len);
+                   (unsigned char *)x11_stacked->data,
+                   x11_stacked->len);

-  g_array_free (stacked, TRUE);
+  g_array_free (x11_stacked, TRUE);

-  if (stack->last_root_children_stacked)
-    g_array_free (stack->last_root_children_stacked, TRUE);
-  stack->last_root_children_stacked = root_children_stacked;
+  if (stack->last_all_root_children_stacked)
+    free_last_all_root_children_stacked_cache (stack);
+  stack->last_all_root_children_stacked = all_root_children_stacked;
+
+  g_array_free (x11_root_children_stacked, TRUE);

  /* That was scary... */
 }
@@ -1738,7 +1978,7 @@ meta_stack_set_positions (MetaStack *stack,
  meta_topic (META_DEBUG_STACK,
              "Reset the stack positions of (nearly) all windows\n");

-  stack_sync_to_server (stack);
+  stack_sync_to_xserver (stack);
  meta_stack_update_window_tile_matches (stack, NULL);
 }

@@ -1801,7 +2041,7 @@ meta_window_set_stack_position (MetaWindow *window,
                                int         position)
 {
  meta_window_set_stack_position_no_sync (window, position);
-  stack_sync_to_server (window->screen->stack);
+  stack_sync_to_xserver (window->screen->stack);
  meta_stack_update_window_tile_matches (window->screen->stack,
                                         window->screen->active_workspace);
 }
--- a/src/core/stack.h
+++ b/src/core/stack.h
@@ -60,7 +60,7 @@ struct _MetaStack
   * A sequence of all the Windows (X handles, not MetaWindows) of the windows
   * we manage, sorted in order.  Suitable to be passed into _NET_CLIENT_LIST.
   */
-  GArray *windows;
+  GArray *xwindows;

  /** The MetaWindows of the windows we manage, sorted in order. */
  GList *sorted;
@@ -99,7 +99,7 @@ struct _MetaStack
   * The last-known stack of all windows, bottom to top.  We cache it here
   * so that subsequent times we'll be able to do incremental moves.
   */
-  GArray *last_root_children_stacked;
+  GArray *last_all_root_children_stacked;

  /**
   * Number of stack positions; same as the length of added, but
--- a/src/core/util.c
+++ b/src/core/util.c
@@ -55,6 +55,7 @@ static gint verbose_topics = 0;
 static gboolean is_debugging = FALSE;
 static gboolean replace_current = FALSE;
 static int no_prefix = 0;
+static gboolean is_wayland_compositor = FALSE;

 #ifdef WITH_VERBOSE_MODE
 static FILE* logfile = NULL;
@@ -194,6 +195,18 @@ meta_set_replace_current_wm (gboolean setting)
  replace_current = setting;
 }

+gboolean
+meta_is_wayland_compositor (void)
+{
+  return is_wayland_compositor;
+}
+
+void
+meta_set_is_wayland_compositor (gboolean value)
+{
+  is_wayland_compositor = value;
+}
+
 char *
 meta_g_utf8_strndup (const gchar *src,
                     gsize        n)
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -44,6 +44,15 @@
 #include <X11/Xutil.h>
 #include <cairo.h>
 #include <gdk-pixbuf/gdk-pixbuf.h>
+#include "meta-wayland-private.h"
+
+/* XXX: We should find a nicer approach to deal with the
+ * circular dependency we have with the current headers
+ * (meta-wayland-private.h which typedefs MetaWaylandSurface
+ *  also includes window-private.h) */
+#ifndef HAVE_META_WAYLAND_SURFACE_TYPE
+typedef struct _MetaWaylandSurface MetaWaylandSurface;
+#endif

 typedef struct _MetaWindowQueue MetaWindowQueue;

@@ -69,6 +78,7 @@ typedef enum {
  _NET_WM_BYPASS_COMPOSITOR_HINT_OFF = 2,
 } MetaBypassCompositorHintValue;

+
 struct _MetaWindow
 {
  GObject parent_instance;
@@ -77,6 +87,10 @@ struct _MetaWindow
  MetaScreen *screen;
  const MetaMonitorInfo *monitor;
  MetaWorkspace *workspace;
+  MetaWindowClientType client_type;
+#ifdef HAVE_WAYLAND
+  MetaWaylandSurface *surface;
+#endif
  Window xwindow;
  /* may be NULL! not all windows get decorated */
  MetaFrame *frame;
@@ -277,7 +291,7 @@ struct _MetaWindow
  /* EWHH demands attention flag */
  guint wm_state_demands_attention : 1;
  
-  /* this flag tracks receipt of focus_in focus_out */
+  /* TRUE iff window == window->display->focus_window */
  guint has_focus : 1;

  /* Have we placed this window? */
@@ -325,8 +339,10 @@ struct _MetaWindow
  guint using_net_wm_icon_name         : 1; /* vs. plain wm_icon_name */
  guint using_net_wm_visible_icon_name : 1; /* tracked so we can clear it */

-  /* has a shape mask */
+  /* has a bounding shape mask */
  guint has_shape : 1;
+  /* has an input shape mask */
+  guint has_input_shape : 1;

  /* icon props have changed */
  guint need_reread_icon : 1;
@@ -394,6 +410,9 @@ struct _MetaWindow
   */
  MetaRectangle rect;

+  gboolean has_custom_frame_extents;
+  GtkBorder custom_frame_extents;
+
  /* The geometry to restore when we unmaximize.  The position is in
   * root window coords, even if there's a frame, which contrasts with
   * window->rect above.  Note that this gives the position and size
@@ -487,6 +506,10 @@ MetaWindow* meta_window_new_with_attrs     (MetaDisplay       *display,
                                            gboolean           must_be_viewable,
                                            MetaCompEffect     effect,
                                            XWindowAttributes *attrs);
+MetaWindow *meta_window_new_for_wayland    (MetaDisplay        *display,
+                                            int                 width,
+                                            int                 height,
+                                            MetaWaylandSurface *surface);
 void        meta_window_unmanage           (MetaWindow  *window,
                                            guint32      timestamp);
 void        meta_window_calc_showing       (MetaWindow  *window);
@@ -590,9 +613,8 @@ gboolean meta_window_property_notify   (MetaWindow *window,
                                        XEvent     *event);
 gboolean meta_window_client_message    (MetaWindow *window,
                                        XEvent     *event);
-gboolean meta_window_notify_focus      (MetaWindow *window,
-                                        XIEnterEvent *event);
-void     meta_window_lost_focus        (MetaWindow *window);
+void     meta_window_set_focused_internal (MetaWindow *window,
+                                           gboolean    focused);

 void     meta_window_set_current_workspace_hint (MetaWindow *window);

--- a/src/core/window-props.c
+++ b/src/core/window-props.c
@@ -289,6 +289,35 @@ reload_icon_geometry (MetaWindow    *window,
    }
 }

+static void
+reload_gtk_frame_extents (MetaWindow    *window,
+                          MetaPropValue *value,
+                          gboolean       initial)
+{
+  if (value->type != META_PROP_VALUE_INVALID)
+    {
+      if (value->v.cardinal_list.n_cardinals != 4)
+        {
+          meta_verbose ("_GTK_FRAME_EXTENTS on %s has %d values instead of 4\n",
+                        window->desc, value->v.cardinal_list.n_cardinals);
+        }
+      else
+        {
+          GtkBorder *extents = &window->custom_frame_extents;
+
+          window->has_custom_frame_extents = TRUE;
+          extents->left   = (int)value->v.cardinal_list.cardinals[0];
+          extents->right  = (int)value->v.cardinal_list.cardinals[1];
+          extents->top    = (int)value->v.cardinal_list.cardinals[2];
+          extents->bottom = (int)value->v.cardinal_list.cardinals[3];
+        }
+    }
+  else
+    {
+      window->has_custom_frame_extents = FALSE;
+    }
+}
+
 static void
 reload_struts (MetaWindow    *window,
               MetaPropValue *value,
@@ -1766,6 +1795,7 @@ meta_display_init_window_prop_hooks (MetaDisplay *display)
    { display->atom__GTK_WINDOW_OBJECT_PATH,           META_PROP_VALUE_UTF8,         reload_gtk_window_object_path,           TRUE, FALSE },
    { display->atom__GTK_APP_MENU_OBJECT_PATH,         META_PROP_VALUE_UTF8,         reload_gtk_app_menu_object_path,         TRUE, FALSE },
    { display->atom__GTK_MENUBAR_OBJECT_PATH,          META_PROP_VALUE_UTF8,         reload_gtk_menubar_object_path,          TRUE, FALSE },
+    { display->atom__GTK_FRAME_EXTENTS,                META_PROP_VALUE_CARDINAL_LIST,reload_gtk_frame_extents,                TRUE, FALSE },
    { display->atom__NET_WM_USER_TIME_WINDOW, META_PROP_VALUE_WINDOW, reload_net_wm_user_time_window, TRUE, FALSE },
    { display->atom_WM_STATE,          META_PROP_VALUE_INVALID,  NULL,                     FALSE, FALSE },
    { display->atom__NET_WM_ICON,      META_PROP_VALUE_INVALID,  reload_net_wm_icon,       FALSE, FALSE },
--- a/src/core/window.c
+++ b/src/core/window.c
--- a/src/idle-monitor.xml
+++ b/src/idle-monitor.xml
@@ -0,0 +1,35 @@
+<!DOCTYPE node PUBLIC
+'-//freedesktop//DTD D-BUS Object Introspection 1.0//EN'
+'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd'>
+<node>
+  <!--
+      org.gnome.Mutter.IdleMonitor:
+      @short_description: idle monitor interface
+
+      This interface is used by gnome-desktop to implement
+      user activity monitoring.
+  -->
+
+  <interface name="org.gnome.Mutter.IdleMonitor">
+    <method name="GetIdletime">
+      <arg name="idletime" direction="out" type="t"/>
+    </method>
+
+    <method name="AddIdleWatch">
+      <arg name="interval" direction="in" type="t" />
+      <arg name="id" direction="out" type="u" />
+    </method>
+
+    <method name="AddUserActiveWatch">
+      <arg name="id" direction="out" type="u" />
+    </method>
+
+    <method name="RemoveWatch">
+      <arg name="id" direction="in" type="u" />
+    </method>
+
+    <signal name="WatchFired">
+      <arg name="id" direction="out" type="u" />
+    </signal>
+  </interface>
+</node>
--- a/src/libmutter-wayland.pc.in
+++ b/src/libmutter-wayland.pc.in
@@ -0,0 +1,18 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+girdir=@libdir@/mutter-wayland
+typelibdir=@libdir@/mutter-wayland
+
+mutter_major_version=@MUTTER_MAJOR_VERSION@
+mutter_minor_version=@MUTTER_MINOR_VERSION@
+mutter_micro_version=@MUTTER_MICRO_VERSION@
+mutter_plugin_api_version=@MUTTER_PLUGIN_API_VERSION@
+
+Name: libmutter-wayland
+Description: Mutter window manager library (Wayland branch)
+Requires: gsettings-desktop-schemas gtk+-3.0 @CLUTTER_PACKAGE@ x11 wayland-server
+Version: @VERSION@
+Libs: -L${libdir} -lmutter-wayland
+Cflags: -I${includedir}/mutter-wayland -DMUTTER_MAJOR_VERSION=${mutter_major_version} -DMUTTER_MINOR_VERSION=${mutter_minor_version} -DMUTTER_MICRO_VERSION=${mutter_micro_version} -DMUTTER_PLUGIN_API_VERSION=${mutter_plugin_api_version}
--- a/src/libmutter.pc.in
+++ b/src/libmutter.pc.in
@@ -1,18 +0,0 @@
-prefix=@prefix@
-exec_prefix=@exec_prefix@
-libdir=@libdir@
-includedir=@includedir@
-girdir=@libdir@/mutter
-typelibdir=@libdir@/mutter
-
-mutter_major_version=@MUTTER_MAJOR_VERSION@
-mutter_minor_version=@MUTTER_MINOR_VERSION@
-mutter_micro_version=@MUTTER_MICRO_VERSION@
-mutter_plugin_api_version=@MUTTER_PLUGIN_API_VERSION@
-
-Name: libmutter
-Description: Mutter window manager library
-Requires: gsettings-desktop-schemas gtk+-3.0 @CLUTTER_PACKAGE@ x11
-Version: @VERSION@
-Libs: -L${libdir} -lmutter
-Cflags: -I${includedir}/mutter -DMUTTER_MAJOR_VERSION=${mutter_major_version} -DMUTTER_MINOR_VERSION=${mutter_minor_version} -DMUTTER_MICRO_VERSION=${mutter_micro_version} -DMUTTER_PLUGIN_API_VERSION=${mutter_plugin_api_version}
--- a/src/meta/atomnames.h
+++ b/src/meta/atomnames.h
@@ -54,9 +54,6 @@ item(WM_WINDOW_ROLE)
 item(UTF8_STRING)
 item(WM_ICON_SIZE)
 item(_KWM_WIN_ICON)
-item(_MUTTER_RELOAD_THEME_MESSAGE)
-item(_MUTTER_SET_KEYBINDINGS_MESSAGE)
-item(_MUTTER_TOGGLE_VERBOSE)
 item(_MUTTER_HINTS)
 item(_GTK_THEME_VARIANT)
 item(_GTK_HIDE_TITLEBAR_WHEN_MAXIMIZED)
@@ -66,10 +63,13 @@ item(_GTK_APPLICATION_OBJECT_PATH)
 item(_GTK_WINDOW_OBJECT_PATH)
 item(_GTK_APP_MENU_OBJECT_PATH)
 item(_GTK_MENUBAR_OBJECT_PATH)
+item(_GTK_FRAME_EXTENTS)
 item(_GNOME_WM_KEYBINDINGS)
 item(_GNOME_PANEL_ACTION)
 item(_GNOME_PANEL_ACTION_MAIN_MENU)
 item(_GNOME_PANEL_ACTION_RUN_DIALOG)
+item(_MUTTER_TIMESTAMP_PING)
+item(_MUTTER_FOCUS_SET)
 item(_MUTTER_SENTINEL)
 item(_MUTTER_VERSION)
 item(WM_CLIENT_MACHINE)
--- a/src/meta/compositor-mutter.h
+++ b/src/meta/compositor-mutter.h
@@ -35,7 +35,6 @@

 /* Public compositor API */
 ClutterActor *meta_get_stage_for_screen         (MetaScreen *screen);
-ClutterActor *meta_get_overlay_group_for_screen (MetaScreen *screen);
 Window        meta_get_overlay_window           (MetaScreen *screen);
 GList        *meta_get_window_actors            (MetaScreen *screen);
 ClutterActor *meta_get_window_group_for_screen  (MetaScreen *screen);
@@ -47,5 +46,8 @@ void        meta_enable_unredirect_for_screen   (MetaScreen *screen);
 void meta_set_stage_input_region     (MetaScreen    *screen,
                                      XserverRegion  region);
 void meta_empty_stage_input_region   (MetaScreen    *screen);
+void meta_focus_stage_window         (MetaScreen    *screen,
+                                      guint32        timestamp);
+gboolean meta_stage_is_focused       (MetaScreen    *screen);

 #endif
--- a/src/meta/compositor.h
+++ b/src/meta/compositor.h
@@ -64,8 +64,8 @@ void meta_compositor_manage_screen   (MetaCompositor *compositor,
 void meta_compositor_unmanage_screen (MetaCompositor *compositor,
                                      MetaScreen     *screen);

-void meta_compositor_window_shape_changed (MetaCompositor *compositor,
-                                           MetaWindow     *window);
+void meta_compositor_window_x11_shape_changed (MetaCompositor *compositor,
+                                               MetaWindow     *window);

 gboolean meta_compositor_process_event (MetaCompositor *compositor,
                                        XEvent         *event,
--- a/src/meta/display.h
+++ b/src/meta/display.h
@@ -165,6 +165,10 @@ void meta_display_set_input_focus_window   (MetaDisplay *display,
                                            gboolean     focus_frame,
                                            guint32      timestamp);

+void meta_display_request_take_focus       (MetaDisplay *display,
+                                            MetaWindow  *window,
+                                            guint32      timestamp);
+
 /* meta_display_focus_the_no_focus_window is called when the
 * designated no_focus_window should be focused, but is otherwise the
 * same as meta_display_set_input_focus_window
@@ -187,4 +191,11 @@ void meta_display_unmanage_screen (MetaDisplay *display,

 void meta_display_clear_mouse_mode (MetaDisplay *display);

+void meta_display_freeze_keyboard (MetaDisplay *display,
+                                   Window       window,
+                                   guint32      timestamp);
+void meta_display_ungrab_keyboard (MetaDisplay *display,
+                                   guint32      timestamp);
+void meta_display_unfreeze_keyboard (MetaDisplay *display,
+                                     guint32      timestamp);
 #endif
--- a/src/meta/meta-background.h
+++ b/src/meta/meta-background.h
@@ -53,8 +53,6 @@ typedef struct _MetaBackgroundPrivate MetaBackgroundPrivate;
 /**
 * MetaBackgroundEffects:
 * @META_BACKGROUND_EFFECTS_NONE: No effect
- * @META_BACKGROUND_EFFECTS_DESATURATE: Desaturate
- * @META_BACKGROUND_EFFECTS_BLUR: Blur
 * @META_BACKGROUND_EFFECTS_VIGNETTE: Vignette
 *
 * Which effects to enable on the background
@@ -63,9 +61,7 @@ typedef struct _MetaBackgroundPrivate MetaBackgroundPrivate;
 typedef enum
 {
  META_BACKGROUND_EFFECTS_NONE       = 0,
-  META_BACKGROUND_EFFECTS_DESATURATE = 1 << 0,
-  META_BACKGROUND_EFFECTS_BLUR       = 1 << 1,
-  META_BACKGROUND_EFFECTS_VIGNETTE   = 1 << 2,
+  META_BACKGROUND_EFFECTS_VIGNETTE   = 1 << 1,
 } MetaBackgroundEffects;

 struct _MetaBackgroundClass
--- a/src/meta/meta-cursor-tracker.h
+++ b/src/meta/meta-cursor-tracker.h
@@ -0,0 +1,50 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright (C) 2013 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Author: Giovanni Campagna <gcampagn@redhat.com>
+ */
+
+#ifndef META_CURSOR_TRACKER_H
+#define META_CURSOR_TRACKER_H
+
+#include <glib-object.h>
+#include <meta/types.h>
+#include <meta/workspace.h>
+#include <cogl/cogl.h>
+
+#define META_TYPE_CURSOR_TRACKER            (meta_cursor_tracker_get_type ())
+#define META_CURSOR_TRACKER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_TRACKER, MetaCursorTracker))
+#define META_CURSOR_TRACKER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_CURSOR_TRACKER, MetaCursorTrackerClass))
+#define META_IS_CURSOR_TRACKER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_CURSOR_TRACKER))
+#define META_IS_CURSOR_TRACKER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_CURSOR_TRACKER))
+#define META_CURSOR_TRACKER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_CURSOR_TRACKER, MetaCursorTrackerClass))
+
+typedef struct _MetaCursorTrackerClass   MetaCursorTrackerClass;
+
+GType meta_cursor_tracker_get_type (void);
+
+MetaCursorTracker *meta_cursor_tracker_get_for_screen (MetaScreen *screen);
+
+void           meta_cursor_tracker_get_hot    (MetaCursorTracker *tracker,
+                                               int               *x,
+                                               int               *y);
+CoglTexture   *meta_cursor_tracker_get_sprite (MetaCursorTracker *tracker);
+
+#endif
--- a/src/meta/meta-idle-monitor.h
+++ b/src/meta/meta-idle-monitor.h
@@ -0,0 +1,62 @@
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
+
+/*
+ * Copyright 2013 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#ifndef META_IDLE_MONITOR_H
+#define META_IDLE_MONITOR_H
+
+#include <glib-object.h>
+#include <meta/types.h>
+
+#define META_TYPE_IDLE_MONITOR            (meta_idle_monitor_get_type ())
+#define META_IDLE_MONITOR(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_IDLE_MONITOR, MetaIdleMonitor))
+#define META_IDLE_MONITOR_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_IDLE_MONITOR, MetaIdleMonitorClass))
+#define META_IS_IDLE_MONITOR(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_IDLE_MONITOR))
+#define META_IS_IDLE_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_IDLE_MONITOR))
+#define META_IDLE_MONITOR_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_IDLE_MONITOR, MetaIdleMonitorClass))
+
+typedef struct _MetaIdleMonitor        MetaIdleMonitor;
+typedef struct _MetaIdleMonitorClass   MetaIdleMonitorClass;
+
+GType meta_idle_monitor_get_type (void);
+
+typedef void (*MetaIdleMonitorWatchFunc) (MetaIdleMonitor *monitor,
+                                          guint            watch_id,
+                                          gpointer         user_data);
+
+MetaIdleMonitor *meta_idle_monitor_get_core (void);
+MetaIdleMonitor *meta_idle_monitor_get_for_device (int device_id);
+
+guint         meta_idle_monitor_add_idle_watch        (MetaIdleMonitor          *monitor,
+						       guint64                   interval_msec,
+						       MetaIdleMonitorWatchFunc  callback,
+						       gpointer                  user_data,
+						       GDestroyNotify            notify);
+
+guint         meta_idle_monitor_add_user_active_watch (MetaIdleMonitor          *monitor,
+						       MetaIdleMonitorWatchFunc  callback,
+						       gpointer                  user_data,
+						       GDestroyNotify            notify);
+
+void          meta_idle_monitor_remove_watch          (MetaIdleMonitor          *monitor,
+						       guint                     id);
+gint64        meta_idle_monitor_get_idletime          (MetaIdleMonitor          *monitor);
+
+#endif
--- a/src/meta/meta-plugin.h
+++ b/src/meta/meta-plugin.h
@@ -376,8 +376,6 @@ typedef enum {

 gboolean
 meta_plugin_begin_modal (MetaPlugin      *plugin,
-                         Window           grab_window,
-                         Cursor           cursor,
                         MetaModalOptions options,
                         guint32          timestamp);

--- a/src/meta/meta-shaped-texture.h
+++ b/src/meta/meta-shaped-texture.h
@@ -64,8 +64,6 @@ struct _MetaShapedTexture

 GType meta_shaped_texture_get_type (void) G_GNUC_CONST;

-ClutterActor *meta_shaped_texture_new (void);
-
 void meta_shaped_texture_set_create_mipmaps (MetaShapedTexture *stex,
 					     gboolean           create_mipmaps);

@@ -75,13 +73,12 @@ void meta_shaped_texture_update_area (MetaShapedTexture *stex,
                                      int                width,
                                      int                height);

-void meta_shaped_texture_set_pixmap (MetaShapedTexture *stex,
-                                     Pixmap             pixmap);
-
 CoglTexture * meta_shaped_texture_get_texture (MetaShapedTexture *stex);

 void meta_shaped_texture_set_mask_texture (MetaShapedTexture *stex,
                                           CoglTexture       *mask_texture);
+void meta_shaped_texture_set_input_shape_region (MetaShapedTexture *stex,
+                                                 cairo_region_t    *shape_region);

 /* Assumes ownership of clip_region */
 void meta_shaped_texture_set_clip_region (MetaShapedTexture *stex,
--- a/src/meta/meta-window-actor.h
+++ b/src/meta/meta-window-actor.h
@@ -64,7 +64,6 @@ gint               meta_window_actor_get_workspace        (MetaWindowActor *self
 MetaWindow *       meta_window_actor_get_meta_window      (MetaWindowActor *self);
 ClutterActor *     meta_window_actor_get_texture          (MetaWindowActor *self);
 gboolean           meta_window_actor_is_override_redirect (MetaWindowActor *self);
-const char *       meta_window_actor_get_description      (MetaWindowActor *self);
 gboolean       meta_window_actor_showing_on_its_workspace (MetaWindowActor *self);
 gboolean       meta_window_actor_is_destroyed (MetaWindowActor *self);

--- a/src/meta/prefs.h
+++ b/src/meta/prefs.h
@@ -49,7 +49,6 @@
 * @META_PREF_TITLEBAR_FONT: title-bar font
 * @META_PREF_NUM_WORKSPACES: number of workspaces
 * @META_PREF_DYNAMIC_WORKSPACES: dynamic workspaces
- * @META_PREF_APPLICATION_BASED: application-based
 * @META_PREF_KEYBINDINGS: keybindings
 * @META_PREF_DISABLE_WORKAROUNDS: disable workarounds
 * @META_PREF_BUTTON_LAYOUT: button layout
@@ -88,7 +87,6 @@ typedef enum
  META_PREF_TITLEBAR_FONT,
  META_PREF_NUM_WORKSPACES,
  META_PREF_DYNAMIC_WORKSPACES,
-  META_PREF_APPLICATION_BASED,
  META_PREF_KEYBINDINGS,
  META_PREF_DISABLE_WORKAROUNDS,
  META_PREF_BUTTON_LAYOUT,
@@ -136,7 +134,6 @@ const char*                 meta_prefs_get_theme              (void);
 const PangoFontDescription* meta_prefs_get_titlebar_font      (void);
 int                         meta_prefs_get_num_workspaces     (void);
 gboolean                    meta_prefs_get_dynamic_workspaces (void);
-gboolean                    meta_prefs_get_application_based  (void);
 gboolean                    meta_prefs_get_disable_workarounds (void);
 gboolean                    meta_prefs_get_auto_raise         (void);
 int                         meta_prefs_get_auto_raise_delay   (void);
@@ -353,6 +350,7 @@ typedef enum _MetaKeyBindingAction
  META_KEYBINDING_ACTION_MOVE_TO_SIDE_W,
  META_KEYBINDING_ACTION_MOVE_TO_CENTER,
  META_KEYBINDING_ACTION_OVERLAY_KEY,
+  META_KEYBINDING_ACTION_ISO_NEXT_GROUP,

  META_KEYBINDING_ACTION_LAST
 } MetaKeyBindingAction;
@@ -442,6 +440,7 @@ void meta_prefs_get_window_binding (const char          *name,
                                    MetaVirtualModifier *modifiers);

 void meta_prefs_get_overlay_binding (MetaKeyCombo *combo);
+const char *meta_prefs_get_iso_next_group_option (void);

 gboolean           meta_prefs_get_visual_bell      (void);
 gboolean           meta_prefs_bell_is_audible      (void);
--- a/src/meta/preview-widget.h
+++ b/src/meta/preview-widget.h
@@ -1,87 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-/* Metacity theme preview widget */
-
-/* 
- * Copyright (C) 2002 Havoc Pennington
- * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- */
-
-#include <config.h>
-
-#include <meta/common.h>
-#include <meta/theme.h>
-#include <gtk/gtk.h>
-
-#ifndef META_PREVIEW_WIDGET_H
-#define META_PREVIEW_WIDGET_H
-
-#define META_TYPE_PREVIEW			 (meta_preview_get_type ())
-#define META_PREVIEW(obj)			 (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_PREVIEW, MetaPreview))
-#define META_PREVIEW_CLASS(klass)		 (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_PREVIEW, MetaPreviewClass))
-#define META_IS_PREVIEW(obj)		 (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_PREVIEW))
-#define META_IS_PREVIEW_CLASS(klass)	 (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_PREVIEW))
-#define META_PREVIEW_GET_CLASS(obj)         (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_PREVIEW, MetaPreviewClass))
-
-typedef struct _MetaPreview	MetaPreview;
-typedef struct _MetaPreviewClass	MetaPreviewClass;
-
-struct _MetaPreview
-{
-  GtkBin bin;
-
-  GtkStyleContext *style_context;
-
-  MetaTheme *theme;
-  char *title;
-  MetaFrameType type;
-  MetaFrameFlags flags;  
-
-  PangoLayout *layout;
-  int text_height;
-
-  MetaFrameBorders borders;
-  guint            borders_cached : 1;
-
-  MetaButtonLayout button_layout;
-};
-
-struct _MetaPreviewClass
-{
-  /*< private >*/
-  GtkBinClass parent_class;
-};
-
-
-GType    meta_preview_get_type (void) G_GNUC_CONST;
-GtkWidget* meta_preview_new	 (void);
-
-void meta_preview_set_theme         (MetaPreview            *preview,
-                                     MetaTheme              *theme);
-void meta_preview_set_title         (MetaPreview            *preview,
-                                     const char             *title);
-void meta_preview_set_frame_type    (MetaPreview            *preview,
-                                     MetaFrameType           type);
-void meta_preview_set_frame_flags   (MetaPreview            *preview,
-                                     MetaFrameFlags          flags);
-void meta_preview_set_button_layout (MetaPreview            *preview,
-                                     const MetaButtonLayout *button_layout);
-
-GdkPixbuf* meta_preview_get_icon (void);
-GdkPixbuf* meta_preview_get_mini_icon (void);
-
-#endif
--- a/src/meta/screen.h
+++ b/src/meta/screen.h
@@ -78,6 +78,9 @@ MetaWorkspace * meta_screen_get_active_workspace (MetaScreen *screen);
 int  meta_screen_get_n_monitors       (MetaScreen    *screen);
 int  meta_screen_get_primary_monitor  (MetaScreen    *screen);
 int  meta_screen_get_current_monitor  (MetaScreen    *screen);
+int  meta_screen_get_current_monitor_for_pos  (MetaScreen    *screen,
+                                               int x,
+                                               int y);
 void meta_screen_get_monitor_geometry (MetaScreen    *screen,
                                       int            monitor,
                                       MetaRectangle *geometry);
--- a/src/meta/theme.h
+++ b/src/meta/theme.h
@@ -33,8 +33,7 @@
 typedef struct _MetaTheme MetaTheme;

 MetaTheme* meta_theme_get_current (void);
-void       meta_theme_set_current (const char *name,
-                                   gboolean    force_reload);
+void       meta_theme_set_current (const char *name);

 MetaTheme* meta_theme_new      (void);
 void       meta_theme_free     (MetaTheme *theme);
--- a/src/meta/types.h
+++ b/src/meta/types.h
@@ -38,5 +38,6 @@ typedef struct _MetaWorkspace   MetaWorkspace;
 */
 typedef struct _MetaGroup       MetaGroup;
 typedef struct _MetaKeyBinding  MetaKeyBinding;
+typedef struct _MetaCursorTracker MetaCursorTracker;

 #endif
--- a/src/meta/util.h
+++ b/src/meta/util.h
@@ -37,6 +37,8 @@ void     meta_set_debugging (gboolean setting);
 gboolean meta_is_syncing (void);
 void     meta_set_syncing (gboolean setting);
 void     meta_set_replace_current_wm (gboolean setting);
+gboolean meta_is_wayland_compositor (void);
+void     meta_set_is_wayland_compositor (gboolean setting);

 void meta_debug_spew_real (const char *format,
                           ...) G_GNUC_PRINTF (1, 2);
--- a/src/meta/window.h
+++ b/src/meta/window.h
@@ -81,6 +81,16 @@ typedef enum
  META_MAXIMIZE_VERTICAL   = 1 << 1
 } MetaMaximizeFlags;

+/**
+ * MetaWindowClientType:
+ * @META_WINDOW_CLIENT_TYPE_WAYLAND: A Wayland based window
+ * @META_WINDOW_CLIENT_TYPE_X11: An X11 based window
+ */
+typedef enum {
+  META_WINDOW_CLIENT_TYPE_WAYLAND,
+  META_WINDOW_CLIENT_TYPE_X11
+} MetaWindowClientType;
+
 #define META_TYPE_WINDOW            (meta_window_get_type ())
 #define META_WINDOW(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_WINDOW, MetaWindow))
 #define META_WINDOW_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_WINDOW, MetaWindowClass))
@@ -237,4 +247,6 @@ void meta_window_begin_grab_op (MetaWindow *window,
                                gboolean    frame_action,
                                guint32     timestamp);

+gboolean meta_window_can_close (MetaWindow *window);
+
 #endif
--- a/src/mutter-plugins.pc.in
+++ b/src/mutter-plugins.pc.in
@@ -1,17 +0,0 @@
-prefix=@prefix@
-exec_prefix=@exec_prefix@
-libdir=@libdir@
-includedir=@includedir@
-plugindir=@MUTTER_PLUGIN_DIR@
-libgnome_serverdir=@libexecdir@
-mutter_major_version=@MUTTER_MAJOR_VERSION@
-mutter_minor_version=@MUTTER_MINOR_VERSION@
-mutter_micro_version=@MUTTER_MICRO_VERSION@
-mutter_plugin_api_version=@MUTTER_PLUGIN_API_VERSION@
-
-Name: mutter-plugins
-Description: Dev parameters for mutter plugins
-Requires: @CLUTTER_PACKAGE@
-Version: @VERSION@
-Libs: @CLUTTER_LIBS@
-Cflags: @CLUTTER_CFLAGS@ -DWITH_CLUTTER -I${includedir}/mutter/mutter-private -DMUTTER_MAJOR_VERSION=${mutter_major_version} -DMUTTER_MINOR_VERSION=${mutter_minor_version} -DMUTTER_MICRO_VERSION=${mutter_micro_version} -DMUTTER_PLUGIN_API_VERSION=${mutter_plugin_api_version} -DMUTTER_PLUGIN_DIR=\"${plugindir}\"
--- a/src/mutter-wayland.desktop.in
+++ b/src/mutter-wayland.desktop.in
@@ -1,7 +1,7 @@
 [Desktop Entry]
 Type=Application
-_Name=Mutter
-Exec=mutter
+_Name=Mutter (wayland compositor)
+Exec=mutter-launch -- mutter --nested
 NoDisplay=true
 # name of loadable control center module
 X-GNOME-WMSettingsModule=metacity
@@ -12,6 +12,5 @@ X-GnomeWMSettingsLibrary=metacity
 X-GNOME-Bugzilla-Bugzilla=GNOME
 X-GNOME-Bugzilla-Product=mutter
 X-GNOME-Bugzilla-Component=general
-X-GNOME-Autostart-Phase=WindowManager
-X-GNOME-Provides=windowmanager
+X-GNOME-Autostart-Phase=DisplayServer
 X-GNOME-Autostart-Notify=true
--- a/src/mutter-wm.desktop.in
+++ b/src/mutter-wm.desktop.in
@@ -1,20 +0,0 @@
-[Desktop Entry]
-Type=Application
-_Name=Mutter
-Exec=mutter
-# name of loadable control center module
-X-GNOME-WMSettingsModule=metacity
-# name we put on the WM spec check window
-X-GNOME-WMName=Mutter
-# back compat only 
-X-GnomeWMSettingsLibrary=metacity
-X-GNOME-Bugzilla-Bugzilla=GNOME
-X-GNOME-Bugzilla-Product=mutter
-X-GNOME-Bugzilla-Component=general
-X-GNOME-Autostart-Phase=WindowManager
-X-GNOME-Provides=windowmanager
-X-GNOME-Autostart-Notify=true
-
-[Window Manager]
-SessionManaged=true
-
--- a/src/stock_delete.png
+++ b/src/stock_delete.png
--- a/src/stock_maximize.png
+++ b/src/stock_maximize.png
--- a/src/stock_minimize.png
+++ b/src/stock_minimize.png
--- a/src/tools/.cvsignore
+++ b/src/tools/.cvsignore
@@ -1,8 +0,0 @@
-Makefile
-Makefile.in
-metacity-grayscale
-metacity-message
-metacity-mag
-metacity-properties
-metacity-properties.desktop
-metacity-window-demo
--- a/src/tools/Makefile.am
+++ b/src/tools/Makefile.am
@@ -1,34 +0,0 @@
-@INTLTOOL_DESKTOP_RULE@
-
-icondir=$(pkgdatadir)/icons
-icon_DATA=mutter-window-demo.png
-
-INCLUDES=@MUTTER_WINDOW_DEMO_CFLAGS@ @MUTTER_MESSAGE_CFLAGS@ \
-	-I$(top_srcdir)/src \
-	-DMUTTER_ICON_DIR=\"$(pkgdatadir)/icons\" \
-	-DMUTTER_LOCALEDIR=\"$(prefix)/@DATADIRNAME@/locale\"
-
-mutter_message_SOURCES= 				\
-	mutter-message.c
-
-mutter_window_demo_SOURCES=				\
-	mutter-window-demo.c
-
-mutter_mag_SOURCES=					\
-	mutter-mag.c
-
-mutter_grayscale_SOURCES=				\
-	mutter-grayscale.c
-
-bin_PROGRAMS=mutter-message mutter-window-demo
-
-## cheesy hacks I use, don't really have any business existing. ;-)
-noinst_PROGRAMS=mutter-mag mutter-grayscale
-
-mutter_message_LDADD= @MUTTER_MESSAGE_LIBS@
-mutter_window_demo_LDADD= @MUTTER_WINDOW_DEMO_LIBS@
-mutter_mag_LDADD= @MUTTER_WINDOW_DEMO_LIBS@
-mutter_grayscale_LDADD = @MUTTER_WINDOW_DEMO_LIBS@
-
-EXTRA_DIST=$(icon_DATA)
-
--- a/src/tools/mutter-grayscale.c
+++ b/src/tools/mutter-grayscale.c
@@ -1,107 +0,0 @@
-/* Hack for grayscaling an image */
-
-/* 
- * Copyright (C) 2002 Red Hat Inc.
- * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- */
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <math.h>
-
-#define INTENSITY(r, g, b) ((r) * 0.30 + (g) * 0.59 + (b) * 0.11)
-
-static GdkPixbuf*
-grayscale_pixbuf (GdkPixbuf *pixbuf)
-{
-  GdkPixbuf *gray;
-  guchar *pixels;
-  int rowstride;
-  int pixstride;
-  int row;
-  int n_rows;
-  int width;
-  
-  gray = gdk_pixbuf_copy (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (gray);
-  pixstride = gdk_pixbuf_get_has_alpha (gray) ? 4 : 3;
-  
-  pixels = gdk_pixbuf_get_pixels (gray);
-  n_rows = gdk_pixbuf_get_height (gray);
-  width = gdk_pixbuf_get_width (gray);
-  
-  row = 0;
-  while (row < n_rows)
-    {
-      guchar *p = pixels + row * rowstride;
-      guchar *end = p + (pixstride * width);
-
-      while (p != end)
-        {
-          double v = INTENSITY (p[0], p[1], p[2]);
-
-          p[0] = (guchar) v;
-          p[1] = (guchar) v;
-          p[2] = (guchar) v;
-          
-          p += pixstride;
-        }
-      
-      ++row;
-    }
-  
-  return gray;
-}
-
-int
-main (int argc, char **argv)
-{
-  GdkPixbuf *pixbuf;
-  GdkPixbuf *gray;
-  GError *err;
-  
-  if (argc != 2)
-    {
-      g_printerr ("specify a single image on the command line\n");
-      return 1;
-    }
-
-  err = NULL;
-  pixbuf = gdk_pixbuf_new_from_file (argv[1], &err);
-  if (err != NULL)
-    {
-      g_printerr ("failed to load image: %s\n", err->message);
-      g_error_free (err);
-      return 1;
-    }
-
-  gray = grayscale_pixbuf (pixbuf);
-  
-  err = NULL;
-  gdk_pixbuf_save (gray, "grayscale.png", "png", &err, NULL);
-  if (err != NULL)
-    {
-      g_printerr ("failed to save image: %s\n", err->message);
-      g_error_free (err);
-      return 1;
-    }
-
-  g_print ("wrote grayscale.png\n");
-  
-  return 0;
-}
--- a/src/tools/mutter-mag.c
+++ b/src/tools/mutter-mag.c
@@ -1,299 +0,0 @@
-/* Hack for use instead of xmag */
-
-/* 
- * Copyright (C) 2002 Red Hat Inc.
- * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- */
-
-#define _GNU_SOURCE
-#define _XOPEN_SOURCE 600 /* C99 -- for rint() */
-
-#include <gtk/gtk.h>
-#include <gdk/gdkx.h>
-#include <gdk/gdkkeysyms.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <math.h>
-
-static GtkWidget *grab_widget = NULL;
-static GtkWidget *display_window = NULL;
-static int last_grab_x = 0;
-static int last_grab_y = 0;
-static int last_grab_width = 150;
-static int last_grab_height = 150;
-static GtkAllocation last_grab_allocation;
-static double width_factor = 4.0;
-static double height_factor = 4.0;
-static GdkInterpType interp_mode = GDK_INTERP_NEAREST;
-static guint regrab_idle_id = 0;
-
-static GdkPixbuf*
-get_pixbuf (void)
-{
-  GdkPixbuf *screenshot;
-  GdkPixbuf *magnified;
-
-#if 0
-  g_print ("Size %d x %d\n",
-           last_grab_width, last_grab_height);
-#endif
-  
-  screenshot = gdk_pixbuf_get_from_window (gdk_get_default_root_window (),
-                                           last_grab_x, last_grab_y,
-                                           last_grab_width, last_grab_height);
-
-  if (screenshot == NULL)
-    {
-      g_printerr ("Screenshot failed\n");
-      exit (1);
-    }
-
-  magnified = gdk_pixbuf_scale_simple (screenshot, last_grab_width * width_factor,
-                                       last_grab_height * height_factor,
-                                       interp_mode);
-
-
-  g_object_unref (G_OBJECT (screenshot));
-
-  return magnified;
-}
-
-static gboolean
-regrab_idle (GtkWidget *image)
-{
-  GtkAllocation allocation;
-  GdkPixbuf *magnified;
-
-  gtk_widget_get_allocation (image, &allocation);
-
-  if (allocation.width != last_grab_allocation.width ||
-      allocation.height != last_grab_allocation.height)
-    {
-      last_grab_width = rint (allocation.width / width_factor);
-      last_grab_height = rint (allocation.height / height_factor);
-      last_grab_allocation = allocation;
-      
-      magnified = get_pixbuf ();
-
-      gtk_image_set_from_pixbuf (GTK_IMAGE (image), magnified);
-
-      g_object_unref (G_OBJECT (magnified));
-    }
-
-  regrab_idle_id = 0;
-  
-  return FALSE;
-}
-
-static void
-image_resized (GtkWidget *image)
-{
-  if (regrab_idle_id == 0)
-    regrab_idle_id = g_idle_add_full (G_PRIORITY_LOW + 100, (GSourceFunc) regrab_idle,
-                                      image, NULL);
-}
-
-static void
-grab_area_at_mouse (GtkWidget *invisible,
-                    int        x_root,
-                    int        y_root)
-{
-  GdkPixbuf *magnified;
-  int width, height;
-  GtkWidget *widget;
-  
-  width = last_grab_width;
-  height = last_grab_height;
-
-  last_grab_x = x_root;
-  last_grab_y = y_root;
-  last_grab_width = width;
-  last_grab_height = height;
-  
-  magnified = get_pixbuf ();
-  
-  display_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-  gtk_window_set_default_size (GTK_WINDOW (display_window),
-                               last_grab_width, last_grab_height);
-  widget = gtk_image_new_from_pixbuf (magnified);
-  gtk_widget_set_size_request (widget, 40, 40);
-  gtk_container_add (GTK_CONTAINER (display_window), widget);
-  g_object_unref (G_OBJECT (magnified));
-
-  g_object_add_weak_pointer (G_OBJECT (display_window),
-                             (gpointer) &display_window);
-
-  g_signal_connect (G_OBJECT (display_window), "destroy",
-                    G_CALLBACK (gtk_main_quit), NULL);
-
-  g_signal_connect_after (G_OBJECT (widget), "size_allocate", G_CALLBACK (image_resized), NULL);
-  
-  gtk_widget_show_all (display_window);
-}
-
-static void
-shutdown_grab (void)
-{
-  GdkDeviceManager *manager;
-  GdkDevice *device;
-
-  manager = gdk_display_get_device_manager (gdk_display_get_default ());
-  device = gdk_device_manager_get_client_pointer (manager);
-
-  gdk_device_ungrab (device, gtk_get_current_event_time ());
-  gdk_device_ungrab (gdk_device_get_associated_device (device),
-                     gtk_get_current_event_time ());
-  gtk_grab_remove (grab_widget);
-}
-
-static void
-mouse_motion (GtkWidget      *invisible,
-	      GdkEventMotion *event,
-	      gpointer        data)
-{
-  
-}
-
-static gboolean
-mouse_release (GtkWidget      *invisible,
-	       GdkEventButton *event,
-	       gpointer        data)
-{
-  if (event->button != 1)
-    return FALSE;
-
-  grab_area_at_mouse (invisible, event->x_root, event->y_root);
-
-  shutdown_grab ();
-  
-  g_signal_handlers_disconnect_by_func (invisible, mouse_motion, NULL);
-  g_signal_handlers_disconnect_by_func (invisible, mouse_release, NULL);
-
-  return TRUE;
-}
-
-/* Helper Functions */
-
-static gboolean mouse_press (GtkWidget      *invisible,
-                             GdkEventButton *event,
-                             gpointer        data);
-
-static gboolean
-key_press (GtkWidget   *invisible,
-           GdkEventKey *event,
-           gpointer     data)
-{  
-  if (event->keyval == GDK_KEY_Escape)
-    {
-      shutdown_grab ();
-
-      g_signal_handlers_disconnect_by_func (invisible, mouse_press, NULL);
-      g_signal_handlers_disconnect_by_func (invisible, key_press, NULL);
-      
-      gtk_main_quit ();
-
-      return TRUE;
-    }
-
-  return FALSE;
-}
-
-static gboolean
-mouse_press (GtkWidget      *invisible,
-	     GdkEventButton *event,
-	     gpointer        data)
-{  
-  if (event->type == GDK_BUTTON_PRESS &&
-      event->button == 1)
-    {
-      g_signal_connect (invisible, "motion_notify_event",
-                        G_CALLBACK (mouse_motion), NULL);
-      g_signal_connect (invisible, "button_release_event",
-                        G_CALLBACK (mouse_release), NULL);
-      g_signal_handlers_disconnect_by_func (invisible, mouse_press, NULL);
-      g_signal_handlers_disconnect_by_func (invisible, key_press, NULL);
-      return TRUE;
-    }
-
-  return FALSE;
-}
-
-static void
-begin_area_grab (void)
-{
-  GdkWindow *window;
-  GdkDeviceManager *manager;
-  GdkDevice *device;
-
-  if (grab_widget == NULL)
-    {
-      grab_widget = gtk_invisible_new ();
-
-      gtk_widget_add_events (grab_widget,
-                             GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK);
-      
-      gtk_widget_show (grab_widget);
-    }
-
-  window = gtk_widget_get_window (grab_widget);
-  manager = gdk_display_get_device_manager (gdk_display_get_default ());
-  device = gdk_device_manager_get_client_pointer (manager);
-
-  if (gdk_device_grab (device,
-                       window,
-                       GDK_OWNERSHIP_NONE,
-                       FALSE,
-                       GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK,
-                       NULL,
-                       gtk_get_current_event_time ()) != GDK_GRAB_SUCCESS)
-    {
-      g_warning ("Failed to grab pointer to do eyedropper");
-      return;
-    }
-
-  if (gdk_device_grab (gdk_device_get_associated_device (device),
-                       window,
-                       GDK_OWNERSHIP_NONE,
-                       FALSE,
-                       GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK,
-                       NULL,
-                       gtk_get_current_event_time ()) != GDK_GRAB_SUCCESS)
-    {
-      gdk_device_ungrab (device, gtk_get_current_event_time ());
-      g_warning ("Failed to grab keyboard to do eyedropper");
-      return;
-    }
-
-  gtk_grab_add (grab_widget);
-  
-  g_signal_connect (grab_widget, "button_press_event",
-                    G_CALLBACK (mouse_press), NULL);
-  g_signal_connect (grab_widget, "key_press_event",
-                    G_CALLBACK (key_press), NULL);
-}
-
-int
-main (int argc, char **argv)
-{
-  gtk_init (&argc, &argv);
-
-  begin_area_grab ();
-  
-  gtk_main ();
-  
-  return 0;
-}
--- a/Show More
+++ b/Show More