Add _DBUS_UNIQUE_NAME and _OBJECT_PATH properties

https://bugzilla.gnome.org/show_bug.cgi?id=664851
Load _DBUS_APPLICATION_ID property, expose it via API
2011-12-05 12:54:29 -05:00 · 2011-12-05 12:52:29 -05:00
169 changed files with 59038 additions and 52975 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -19,9 +19,6 @@ libtool
 ltmain.sh
 missing
 .deps
-src/50-mutter-navigation.xml
-src/50-mutter-system.xml
-src/50-mutter-windows.xml
 src/mutter-wm.desktop
 src/mutter.desktop
 *.o
--- a/399
+++ b/399
@@ -1,402 +1,3 @@
-3.7.90
-======
-* Support _NET_WM_OPAQUE_REGION [Jasper, Adel; #679901]
-* Add wrapper for XI2.3 pointer barriers [Jasper; #677215]
-* Update style of resize popups [Cosimo; #692741]
-* Implement compositor <-> application frame synchronization [Owen; #685463]
-* Handle animated backgrounds [Ray; #682427]
-* Add a new window group for override-redirect windows [Gayan; #633620]
-* Pass on pointer events on guard window to Clutter [Jasper; #681540]
-* Show correct shortcut in window menus [Giovanni; #694045]
-* Don't put minimized windows at the back of alt-tab [Jasper; #693991]
-* Misc bug fixes and cleanups [Jasper, Rico, Adel, Florian, Rui, Giovanni,
-  Owen; #692679, #693354, #690581, #693439, #692718, #693475, #693482, #693540,
-  #690580, #680990, #693833, #693922, #693854, #694224]
-
-Contributors:
-  Giovanni Campagna, Cosimo Cecchi, Adel Gadllah, Rui Matos, Florian Müllner,
-  Gayan Perera, Jasper St. Pierre, Ray Strode, Owen Taylor, Rico Tzschichholz
-
-Translations:
-  Fran Diéguez [gl], A S Alam [pa], Alexandre Franke [fr], Aurimas Černius [lt],
-  Мирослав Николић [sr, sr@latin], Fran Diéguez [gl], Piotr Drąg [pl],
-  Luca Ferretti [it], Daniel Mustieles [es]
-
-3.7.5
-=====
-* Don't allow multiline window titles [Jon; #683056]
-* Make meta_window_located_on_workspace() public [Jasper; #691744]
-* Request XI2.3 [Colin; #692877]
-* Add meta_window_set_icon_geometry() method [Florian; #692997]
-* Require XFixes 5.0 [Jasper; #677215]
-* Change unredirection hints to match spec changes [Adel; #693064]
-* Improve unredict heuristicts [Adel; #683786]
-* Misc bug fixes and cleanups [Florian, Jasper, Adel; #691874, #679901,
-  #692952, #693042]
-
-Contributors:
-  Adel Gadllah, William Jon McCann, Florian Müllner, Jasper St. Pierre,
-  Colin Walters
-
-Translations:
-  Daniel Mustieles [es], Ihar Hrachyshka [be], Nilamdyuti Goswami [as],
-  Gheyret Kenji [ug], Kjartan Maraas [nb], Yaron Shahrabani [he],
-  Piotr Drąg [pl], Chao-Hsiung Liao [zh_HK,zh_TW], Milo Casagrande [it]
-
-3.7.4
-=====
-* Add support for bypass compositor hints [Adel; #683020]
-* Make automaximization optional [Adel; #680990]
-* Add method for checking if the application is responding [Giovanni; #684340]
-* Expose the xinput opcode [Jasper; #690590]
-* Rebrand "minimize" as "hide" [Florian; #682887]
-* Misc bug fixes and cleanups [Giovanni, Ray, Jasper, Matthias, Debarshi,
-  Florian, Rui; #690454, #690573, #690593, #690956, #691363, #690609, #690317,
-  #689263]
-
-Contributors:
-  Giovanni Campagna, Matthias Clasen, Adel Gadllah, Rui Matos, Florian Müllner,
-  Debarshi Ray, Jasper St. Pierre, Ray Strode
-
-Translations:
-  Mattias Põldaru [et], Yaron Shahrabani [he], Daniel Mustieles [es],
-  Khaled Hosny [ar], Fran Diéguez [gl], A S Alam [pa], Piotr Drąg [pl],
-  Rafael Ferreira [pt_BR], Nilamdyuti Goswami [as], Alexander Shopov [bg],
-  Matej Urbančič [sl]
-
-3.7.3
-=====
-* Fix maximized windows jumping to other monitors [Alban; #556696]
-* Add 'switch-applications' keybinding [Florian; #688913]
-* Add a convenience method to focus the default window [Jasper; #689652]
-* Increase typical icon size to 96 [Jasper; #689651]
-* Port to XInput2 [Jasper; #688779]
-* Give dynamic keybindings a keybinding action [Florian; #682315]
-* Misc. fixes and cleanups [Jasper, Rui; #688777]
-
-Contributors:
-  Alban Crequy, Rui Matos, Florian Müllner, Jasper St. Pierre
-
-Translations:
-  Nilamdyuti Goswami [as], Piotr Drąg [pl], Yaron Shahrabani [he],
-  Dr.T.Vasudevan [ta], ManojKumar Giri [or], Shankar Prasad [kn]
-
-3.7.2
-=====
-* Fix spurious focus changes when showing desktop [Florian; #686928]
-* MetaPluginManager: don't send events to Clutter twice [Owen; #686406]
-* Add the ability to add shader hooks to MetaBackgroundActor [Giovanni; #669798]
-* Only process keyboard mapping events for the core X keyboard [Rui; #674859]
-* Import keybinding files from Metacity [Florian; #687672]
-* Add compositor hook to process keybindings selectively [Florian; #688202]
-* MetaBackgroundActor: add a setter for GLSL uniforms [Giovanni; #682536]
-* Misc. fixes and cleanups [Jasper, Rui, Florian, Rico; #688182]
-
-Contributors:
-  Giovanni Campagna, Rui Matos, Florian Müllner, Jasper St. Pierre,
-  Owen Taylor, Rico Tzschichholz
-
-Translations:
-  Rafael Ferreira [pt_BR], Tobias Endrigkeit [de], Yaron Shahrabani [he]
-
-3.7.1
-=====
-* screen: Ignore num-workspaces when using dynamic workspaces [Florian; #685439]
-
-Contributors:
-  Florian Müllner
-
-Translations:
-  Mattias Põldaru [et], Kjartan Maraas [nb], Мирослав Николић [sr, sr@latin],
-  Marek Černocký [cs], Andika Triwidada [id], Daniel Mustieles [es],
-  Fran Diéguez [gl], Matej Urbančič [sl]
-
-3.6.1
-=====
-* Fix crash when opening large popup menus [Jasper; #681676]
-* window: Don't move the desktop window after monitor hotplug [Jasper; #681159]
-* Expose MetaPlugin to introspection [Evan; #671098]
-* Optionally delay focus changes in focus-follows-mouse mode [Florian; #678169]
-* Resize the guard window when the X screen is resized [Benjamin; #670396]
-* display: Only manage the default X screen [Jürg; #648156]
-* Misc cleanups: [Owen; #587255]
-
-Contributors:
-  Benjamin Berg, Jürg Billeter, Evan Broder, Florian Müllner, Jasper St. Pierre,
-  Owen Taylor
-
-Translations:
-  Alexandre Franke [fr], Theppitak Karoonboonyanan [th], Sayak Sarkar [bn_IN],
-  Sandeep Sheshrao Shedmake [mr], Ask H. Larsen [da], Shankar Prasad [kn],
-  Alexander Shopov [bg], Aurimas Černius [lt], Ihar Hrachyshka [be],
-  Kjartan Maraas [nb], Daniel Mustieles [es], Changwoo Ryu [ko],
-  Yuri Myasoedov [ru], Tom Tryfonidis [el], Rūdolfs Mazurs [lv],
-  Chris Leonard [en_GB], Piotr Drąg [pl], Fran Diéguez [gl], Gil Forcada [ca],
-  Matej Urbančič [sl], Andika Triwidada [id], Carles Ferrando [ca]
-
-3.6.0
-=====
-
-Translations:
-  Alexander Shopov [bg], Daniel Korostil [uk], Rajesh Ranjan [hi],
-  Krishnababu Krothapalli [te], Ani Peter [ml], Rūdolfs Mazurs [lv],
-  Sweta Kothari [gu], Ihar Hrachyshka [be], Noriko Mizumoto [ja],
-  Timo Jyrinki [fi], Mattias Põldaru [et]
-
-3.5.92
-======
-* screen: Allow NULL out arguments in meta_screen_get_size [Tomeu]
-* display: Add API to set wm_name / wm_keybindings [Florian; #671010]
-* Improve the not responding dialog [Jon, Florian; #684306]
-* Misc. bugfixes [Jasper]
-
-Contributors:
-  William Jon McCann, Florian Müllner, Jasper St. Pierre, Tomeu Vizoso
-
-Translations:
-  Gabor Kelemen [hu], Piotr Drąg [pl], Dr.T.Vasudevan [ta], Bruce Cowan [en_GB],
-  Alexandre Franke [fr], Theppitak Karoonboonyanan [th], Gil Forcada [ca],
-  Carles Ferrando [ca@valencia], Tobias Endrigkeit [de], Tom Tryfonidis [el],
-  Nguyễn Thái Ngọc Duy [vi], Changwoo Ryu [ko], Ask H. Larsen [da],
-  Rafael Ferreira [pt_BR], Marek Černocký [cs]
-
-3.5.91
-======
-* Do not include markup in app not responding dialog [Alex]
-* Fix subtracting unredirected windows from visible region [Jasper; #677116]
-* Minor improvements and bugfixes [Jasper, Florian; #682648, #682993]
-
-Contributors:
-  Alexander Larsson, Florian Müllner, Jasper St. Pierre
-
-Translations:
-  Dirgita [id], Piotr Drąg [pl], A S Alam [pa], Yuri Myasoedov [ru],
-  Milo Casagrande [it], Nilamdyuti Goswami [as], Tom Tryfonidis [el],
-  Duarte Loreto [pt], Fran Diéguez [gl], Nguyễn Thái Ngọc Duy [vi],
-  Aurimas Černius [lt], Daniel Nylander [sv]
-
-3.5.90
-======
-* Fix logic for handling translations of the windows group [Owen; #681221]
-* Handle painting inside a Clutter clone [Owen; #681953]
-* Update overlay-key on settings changes [Florian; #681906]
-* Add keybinding for overlay-key [Florian; #665547]
-* Minor fixes and improvements [Javier, Florian]
-
-Contributors:
-  Javier Jardón, Florian Müllner, Owen Taylor
-
-Translations:
-  Sweta Kothari [gu], Muhammet Kara [tr], Khaled Hosny [ar],
-  Sandeep Sheshrao Shedmake [mr]
-
-3.5.5
-=====
-* Fix flickering around windows when using window group [Tom; #681221]
-
-Contributor(s):
-  Tom Beckmann
-
-Translations:
-  Chao-Hsiung Liao [zh_HK, zh_TW], Matej Urbančič [sl], Fran Diéguez [gl],
-  Мирослав Николић [sr, sr@latin], Yaron Shahrabani [he], Kjartan Maraas [nb]
-
-3.5.4
-=====
-* Make it possible to reimplement move-to-workspace keybindings from plugins
-  [Giovanni; #674104]
-* Add a preference to ignore hide-titlebar-when-maximized hint [Rico; #678947]
-* window: Also use hide-titlebar-when-maximized when tiled [Florian; #679290]
-* Center modal dialogs on their parent instead [Florian; #674499]
-* Reduce amount of markup in translated messages [Matthias; #679660]
-* Fix focus problem after closing a window with focus-follows-mouse
-  [Jasper; #675982]
-* Handle changes of the attach-modal-dialogs preference [Florian; #679904]
-* Do not restore tiling on unmaximize [Florian; #677565]
-* Misc. fixes and cleanups [Jasper Adriaanse, Jasper, Debarshi, Pavel;
-  #679153, 673824]
-
-Contributors:
- Jasper Lievisse Adriaanse, Giovanni Campagna, Matthias Clasen, Florian Müllner,
- Debarshi Ray, Jasper St. Pierre, Rico Tzschichholz, Pavel Vasin
-
-Translations:
- Alexander Shopov [bg], Kjartan Maraas [nb], Yaron Shahrabani [he],
- Nilamdyuti Goswami [as], Ihar Hrachyshka [be], Daniel Mustieles [es]
-
-3.5.3
-=====
-* Simplify plugin system [Jasper; #676855]
-* meta-window-actor: Don't unredirect shaped windows [Jasper; #677657]
-* screen: Add new public meta_screen_get_current_monitor API [Tim; #642591]
-* frames: Increase the size of resize corners [Jasper; #677669]
-* window: Make some window methods public [Jasper; #678126]
-* Fix crash when running mutter stand-alone [Jasper; #678238]
-* meta-window-actor: Fix potential crash in shaping code [Jasper; #677977]
-* Misc. fixes [Jasper, Marc-Antoine, Rico]
-
-Contributors:
- Tim L, Marc-Antoine Perennou, Jasper St. Pierre, Rico Tzschichholz
-
-Translations:
-
- Daniel Mustieles [es], Matej Urbančič [sl], Khaled Hosny [ar],
- Bruno Brouard [fr], Fran Diéguez [gl]
-
-3.5.2
-=====
-* keybindings: Remove 'toggle-recording' binding [Florian; #674376]
-* Switch to gtk-doc syntax [Jasper; #673752]
-* shaped-texture: never slice shape mask texture [Robert; #674731]
-* Make Mutter stop relying on Cogl including a GL header [Neil; #672711]
-* Make support for "XFree86" Xinerama mandatory [Owen; #674727]
-* meta_window_move_frame(): fix crash when frame is NULL [Owen; #675254]
-* Fix memory leaks [Pavel; #672640]
-* Code cleanups [Jasper; #671104 #674876 #676052]
-* Look for themes in XDG user data dir [Jasper; #675316]
-* Remove frame pixel caching [Jasper; #675111]
-* stack: Ignore keep-on-top property on maximized windows [Florian; #673581]
-* Misc. fixes [Javier, Jasper, Owen, Rico]
-
-Contributors:
- Robert Bragg, Javier Járdon, Florian Müllner, Neil Roberts, Jasper St. Pierre, 
- Owen Taylor, Rico Tzschichholz, Pavel Vasin
-
-Translations:
- Praveen Illa [te], Luca Ferretti [it], Daniel Mustieles [es]
-
-3.4.1
-=====
-* API change: the meta_display_add_keybinding() function added in 3.4
-  wasn't usable from a GNOME Shell extension, so has been changed to take
-  a GSettings object rather than the name of a schema [Jasper; #673014]
-* Don't try to auto-maximize not-maximizable windows; this fixes the problem
-  with the Nautilus desktop window being mis-positioned when enabled
-  [Owen; #673566]
-* Fix a crash in the default plugin (not used in GNOME) [Giovanni; #673809]
-* Make the <Super> key work when set as the mouse button modifier
-  [Florian; #662476]
-
-Contributors:
- Giovanni Campagna, Florian Muellner, Jasper St. Pierre, Owen Taylor
-
-Translations:
- Khaled Hosny [ar], Jordi Serratosa [ca], Carles Ferrando [ca@valencia],
- Christian Kirbach [de], Kristjan Schmidt [eo], Arash Mousavi [fa],
- Jiro Matsuzawa [ja], Shankar Prasad [kn], Aurimas Černius [lt],
- Yinghua Wang [zh_CN]
-
-3.4.0
-=====
-* Fix crash when a full-screen window is opened [Jasper; #672797]
-* Fix memory leaks [Pavel; #672640]
-
-Contributors:
- Jasper St. Pierre, Pavel Vasin
-
-Translations:
- Marek Černocký, Petr Kovar [cz], Bruno Brouard [fr], Sweta Kothari [gu],
- Yaron Shahrabani [he], Changwoo Ryu [kr], Enrico Nicoletto [pt_BR],
- Yuri Myasoedov [ru], Muhammet Kara [tr], Nguyễn Thái Ngọc Duy [vi]
-
-3.3.92
-======
-* Automaximize large windows on map [Adel; #671677]
-* When unmaximizing windows, make sure the unminimized size
-  is signficantly less than the maximized size [Adel; #671677]
-* Don't offer maximize option for windows larger than the screen
-  [Jasper; #643606]
-* Always focus the window immediately underneath without restacking
-  when closing a window [Jasper; #620744]
-* Avoid drawing shadows when two windows are tiled together [Rui; #643075]
-* Remove tooltips for window decorations [Florian; #645101]
-* Add org.gnome.mutter.dynamic-workspaces GSetting - when this is set
-  to true, workspace counts are never saved to GSettings, avoiding
-  pointless disk traffic for GNOME dynamic workspaces [Florian; #671568]
-* Add ::grab-op-begin, ::grab-op-end signals to MetaDisplay [Jasper; #670658]
-* Add meta_display_get_ignored_modifier_mask() [Florian; #665215]
-* Remove pointless wrapper methods on MetaPlugin [Jasper; #671103]
-* Fix frame drawing with 3.3.x GTK+ releases [Florian; #671796]
-* Build fixes [Jasper, Rico, Rui]
-* Misc bug fixes [Damien, Jasper, Lionel, Marius, Owen, Rui;
-  #661256, #667437, #671601, #671087, #672374]
-
-Contributors:
- Stefano Facchini, Adel Gadllah, Lionel Landwerlin, Mariusz Libera,
- Rui Matos, Florian Müllner, Jasper St. Pierre, Damien Radtke, Owen Taylor,
- Rico Tzschichholz
-
-Translations:
- Nilamdyuti Goswami [as], Ihar Hrachyshka [be], Alexander Shopov [bg],
- David Planella [ca], Carles Ferrando [ca@valencia], Kenneth Nielsen [dk],
- Bruce Cowan [en_GB], Daniel Mustieles [es], Mattias Põldaru [et],
- Inaki Larranaga Murgoitio [eu], Timo Jyrinki [fi], Fran Diéguez [gl],
- Gabor Kelemen [hu], Changwoo Ryu [ko], Anita Reitere [lv],
- Kjartan Maraas [nb], Wouter Bolsterlee [nl], A S Alam [pa], Piotr Drąg [pl],
- Duarte Loreto [pt], Yuri Myasoedov [ru], Daniel Nylander [se],
- Matej Urbančič [sl], Miroslav Nikolić [sr], Tirumurti Vasudevan [ta],
- Sasi Bhushan [te], Daniel Korostil [uk], Nguyễn Thái Ngọc Duy [vi],
- YunQiang Su [zh_CN], Chao-Hsiung Liao [zh_HK, zh_TW]
-
-3.3.90
-======
-* Update for Cogl API changes [Robert]
-* Bug fixes [Adel, Jasper;  #659643]
-* Build fixes [Jasper, Owen]
-
-Contributors:
- Robert Bragg, Adel Gadllah, Jasper St. Pierre, Owen Taylor
-
-Translations:
- Ask H. Larsen [dk], Miroslav Nikolić [sr]
-
-3.3.5
-=====
-* MetaShapedTexture no longer is a ClutterTexture subclass [Jasper; #660941]
-* Add meta_shaped_texture_get_image() [Jasper; #660941]
-* Cleanups [Rui, Jasper; #657639]
-* Depend on GTK+ 3.3.7 [Rico]
-
-Contributors:
- Rui Matos, Jasper St. Pierre, Rico Tzschichholz
-
-Translations:
- Kjartan Maraas [nb], Chao-Hsiung Liao [zh_HK, zh_TW]
-
-3.3.4
-=====
-* Adapt to changes in GtkStateFlags [Owen]
-* Redo properties for applications menu corresponding to GTK+ changes -
-  they are now _GTK_* not DBUS_*. [Ryan]
-* Fix crash on gnome-shell restart when a modal dialog is open [Owen; #668299]
-* Code cleanup [Florian; #666039]
-
-Contributors:
- Ryan Lortie, Florian Müllner, Owen Taylor
-
-Translations:
- Alexander Shopov [bg], Fran Diéguez [gl]
-
-3.3.3
-=====
-* Add keybindings for tiling to left or right [Florian; #648700]
-* Support GTK+'s hide-titlebar-when-maximized hint [Florian; #665617]
-* Load _DBUS_APPLICATION_ID, _DBUS_UNIQUE_NAME, _DBUS_OBJECT_PATH
-  property [Colin, Ryan; #664851]
-* Handle changes to workspaces-only-on-primary GSetting [Florian; #664853]
-* Don't use the Clutter default stage [Jasper; #664028]
-* Fix compilation with --disable-introspection [Lionel; #661871]
-* Fix problem where stage could end up mis-sized on startup with
-  multiple monitors [Lionel]
-* Misc bug fixes [Adel, Lionel, Jasper; #666015]
-
-Contributors:
- Adel Gadllah, Lionel Landwerlin, Florian Müllner, Jasper St. Pierre
-
-Translations:
- Daniel Mustieles [es], Yaron Shahrabani [he], Kjartan Maraas [nb],
- Matej Urbančič [sk], Muhammet Kara [tr]
-
 3.3.2
 =====

--- a/18
+++ b/18
@@ -1,10 +1,16 @@
-The original codebase named "Metacity" is not a meta-City as in an
-urban center, but rather Meta-ness as in the state of being
-meta. i.e. metacity : meta as opacity : opaque. Also it may have
-something to do with the Meta key on UNIX keyboards.
+Metacity is not a meta-City as in an urban center, but rather
+Meta-ness as in the state of being meta. i.e. metacity : meta as
+opacity : opaque. Also it may have something to do with the Meta key
+on UNIX keyboards.

-Since then, it has been renamed mutter after a rebase on top of
-clutter as a compositing manager.
+The first release of Metacity was version 2.3. Metacity has no need for
+your petty hangups about version numbers.
+
+The stable releases so far are 2.4.x, 2.6.x, 2.8.[01], 2.8.1.x, 2.8.5-,
+2.10.x, 2.12.x, 2.14.x, 2.16.x.
+
+Unstable branches are 2.3.x, 2.5.x, 2.8.2-4, 2.9.x, 2.11.x, 2.13.x,
+2.15.x, 2.17.x.

 COMPILING MUTTER
 ===
--- a/autogen.sh
+++ b/autogen.sh
@@ -7,7 +7,7 @@ test -z "$srcdir" && srcdir=.
 PKG_NAME="mutter"
 REQUIRED_AUTOMAKE_VERSION=1.10

-(test -f $srcdir/configure.ac \
+(test -f $srcdir/configure.in \
  && test -d $srcdir/src) || {
    echo -n "**Error**: Directory "\`$srcdir\'" does not look like the"
    echo " top-level metacity directory"
--- a/configure.in
+++ b/configure.in
@@ -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], [90])
+m4_define([mutter_minor_version], [3])
+m4_define([mutter_micro_version], [2])

 m4_define([mutter_version],
          [mutter_major_version.mutter_minor_version.mutter_micro_version])
@@ -61,21 +61,12 @@ AC_CHECK_SIZEOF(__int64)
 ## byte order
 AC_C_BIGENDIAN

+GTK_MIN_VERSION=3.3.3
+GIO_MIN_VERSION=2.25.10
 CANBERRA_GTK=libcanberra-gtk3
 CANBERRA_GTK_VERSION=0.26

-CLUTTER_PACKAGE=clutter-1.0
-
-MUTTER_PC_MODULES="
-   gtk+-3.0 >= 3.3.7
-   gio-2.0 >= 2.25.10
-   pango >= 1.2.0
-   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
-   cogl-1.0 >= 1.13.3
-"
+MUTTER_PC_MODULES="gtk+-3.0 >= $GTK_MIN_VERSION gio-2.0 >= $GIO_MIN_VERSION pango >= 1.2.0 cairo >= 1.10.0 gsettings-desktop-schemas >= 3.3.0"

 GLIB_GSETTINGS

@@ -113,14 +104,17 @@ AC_ARG_ENABLE(shape,
                 [disable mutter's use of the shaped window extension]),,
  enable_shape=auto)

+## try definining HAVE_BACKTRACE
+AC_CHECK_HEADERS(execinfo.h, [AC_CHECK_FUNCS(backtrace)])
+
 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)
+PKG_CHECK_MODULES(MUTTER_MESSAGE, gtk+-3.0 >= $GTK_MIN_VERSION)
+PKG_CHECK_MODULES(MUTTER_WINDOW_DEMO, gtk+-3.0 >= $GTK_MIN_VERSION)

 # Unconditionally use this dir to avoid a circular dep with gnomecc
 GNOME_KEYBINDINGS_KEYSDIR="${datadir}/gnome-control-center/keybindings"
@@ -170,6 +164,31 @@ else
  fi
 fi

+XCOMPOSITE_VERSION=0.2
+
+AC_MSG_CHECKING([Xcomposite >= $XCOMPOSITE_VERSION])
+if $PKG_CONFIG --atleast-version $XCOMPOSITE_VERSION xcomposite; then
+  MUTTER_PC_MODULES="$MUTTER_PC_MODULES xcomposite >= $XCOMPOSITE_VERSION xfixes xrender xdamage"
+  AC_DEFINE(HAVE_COMPOSITE_EXTENSIONS, 1, [Building with compositing manager support])
+  echo "Building with compositing manager"
+
+  ## force on render also
+  have_xrender=yes
+else
+  AC_MSG_ERROR([no. Mutter requires the Xcomposite extension to build.])
+fi
+
+CLUTTER_VERSION=1.7.5
+CLUTTER_PACKAGE=clutter-1.0
+AC_SUBST(CLUTTER_PACKAGE)
+if $PKG_CONFIG --atleast-version $CLUTTER_VERSION $CLUTTER_PACKAGE ; then
+  MUTTER_PC_MODULES="$MUTTER_PC_MODULES $CLUTTER_PACKAGE "
+  PKG_CHECK_MODULES(CLUTTER, $CLUTTER_PACKAGE)
+  AC_DEFINE(WITH_CLUTTER, , [Building with Clutter compositor])
+else
+  AC_MSG_ERROR([no. Mutter requires Clutter version $CLUTTER_VERSION.])
+fi
+
 INTROSPECTION_VERSION=0.9.5
 GOBJECT_INTROSPECTION_CHECK([$INTROSPECTION_VERSION])

@@ -201,42 +220,64 @@ fi

 PKG_CHECK_MODULES(MUTTER, $MUTTER_PC_MODULES)

-PKG_CHECK_EXISTS([xi >= 1.6.99.1],
-                 AC_DEFINE([HAVE_XI23],[1],[Define if you have support for XInput 2.3 or greater]))
-
-# This is used for plugins
-AC_SUBST(CLUTTER_PACKAGE)
-PKG_CHECK_MODULES(CLUTTER, $CLUTTER_PACKAGE)
-
 AC_PATH_XTRA

 ALL_X_LIBS="$X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"

-# Check for Xinerama extension - we only support the "XFree86" style,
-# and not the older Solaris-only version; recent Solaris supports the
-# XFree86 style.
+# Check for Xinerama extension (Solaris impl or Xfree impl)
 mutter_save_cppflags="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS $X_CFLAGS"

-have_xinerama=yes
-AC_CHECK_LIB(Xinerama, XineramaQueryExtension,
-    [AC_CHECK_HEADER(X11/extensions/Xinerama.h,
-		     [X_EXTRA_LIBS="-lXinerama $X_EXTRA_LIBS"
-		     if test -z "`echo $ALL_X_LIBS | grep "\-lXext" 2> /dev/null`"; then
-			 X_EXTRA_LIBS="-lXext $X_EXTRA_LIBS"
-		     fi],
-		     have_xinerama=no,
-		     [#include <X11/Xlib.h>])],
-    have_xinerama=no, -lXext $ALL_X_LIBS)
-AC_MSG_CHECKING(for Xinerama support)
-AC_MSG_RESULT($have_xinerama)
+AC_ARG_ENABLE(xinerama,
+  AC_HELP_STRING([--disable-xinerama],
+                 [disable mutter's use of the Xinerama extension]),
+  try_xinerama=$enable_xinerama,try_xinerama=yes)
+
+use_solaris_xinerama=no
+use_xfree_xinerama=no
+if test "${try_xinerama}" != no; then
+    case "$host" in
+        *-*-solaris*)
+            # Check for solaris
+            use_solaris_xinerama=yes
+            AC_CHECK_LIB(Xext, XineramaGetInfo,
+                         use_solaris_xinerama=yes, use_solaris_xinerama=no,
+                         $ALL_X_LIBS)
+            if test "x$use_solaris_xinerama" = "xyes"; then
+                AC_CHECK_HEADER(X11/extensions/xinerama.h,
+                                if test -z "`echo $ALL_X_LIBS | grep "\-lXext" 2> /dev/null`"; then
+                                    X_EXTRA_LIBS="-lXext $X_EXTRA_LIBS"
+                                fi
+                                AC_DEFINE(HAVE_SOLARIS_XINERAMA, , [Have Solaris-style Xinerama])
+                                AC_DEFINE(HAVE_XINERAMA, , [Have some version of Xinerama]),
+                                use_solaris_xinerama=no,
+                                [#include <X11/Xlib.h>])
+            fi
+            AC_MSG_CHECKING(for Xinerama support on Solaris)
+            AC_MSG_RESULT($use_solaris_xinerama);
+            ;;
+        *)
+            # Check for XFree
+            use_xfree_xinerama=yes
+            AC_CHECK_LIB(Xinerama, XineramaQueryExtension,
+                [AC_CHECK_HEADER(X11/extensions/Xinerama.h,
+                                 X_EXTRA_LIBS="-lXinerama $X_EXTRA_LIBS"
+                                 if test -z "`echo $ALL_X_LIBS | grep "\-lXext" 2> /dev/null`"; then
+                                     X_EXTRA_LIBS="-lXext $X_EXTRA_LIBS"
+                                 fi
+                                 AC_DEFINE(HAVE_XFREE_XINERAMA, , [Have XFree86-style Xinerama])
+                                 AC_DEFINE(HAVE_XINERAMA,, [Have some version of Xinerama]),
+                                 use_xfree_xinerama=no,
+                                 [#include <X11/Xlib.h>])],
+                use_xfree_xinerama=no, -lXext $ALL_X_LIBS)
+            AC_MSG_CHECKING(for Xinerama support on XFree86)
+            AC_MSG_RESULT($use_xfree_xinerama);
+            ;;
+    esac
+fi

 CPPFLAGS="$mutter_save_cppflags"

-if test x$have_xinerama = xno; then
-   AC_MSG_ERROR([Xinerama extension was not found])
-fi
-
 SHAPE_LIBS=
 found_shape=no
 AC_CHECK_LIB(Xext, XShapeQueryExtension,
@@ -364,6 +405,12 @@ if test "x$enable_debug" = "xyes"; then
 	CFLAGS="$CFLAGS -g -O"
 fi

+# For fix-meta-rectangle.py
+AM_PATH_PYTHON([2.5])
+
+# Use gnome-doc-utils:
+GNOME_DOC_INIT([0.8.0])
+
 #### Warnings (last since -Werror can disturb other tests)

 # Stay command-line compatible with the gnome-common configure option. Here
@@ -423,7 +470,7 @@ if test "$enable_compile_warnings" != no ; then
    if test "$enable_compile_warnings" = error; then
      case " $CFLAGS " in
      *[\ \	]-Werror[\ \	]*) ;;
-      *) CFLAGS="$CFLAGS -Werror -Wno-error=deprecated-declarations" ;;
+      *) CFLAGS="$CFLAGS -Werror" ;;
      esac
    fi
  fi
@@ -461,6 +508,8 @@ mutter-$VERSION
 	source code location:	  ${srcdir}
 	compiler:		  ${CC}

+	XFree86 Xinerama:         ${use_xfree_xinerama}
+	Solaris Xinerama:         ${use_solaris_xinerama}
 	Startup notification:     ${have_startup_notification}
 	libcanberra:              ${have_libcanberra}
 	Introspection:            ${found_introspection}
@@ -475,8 +524,8 @@ MUTTER_MINOR_VERSION=mutter_minor_version
 if expr $MUTTER_MINOR_VERSION % 2 > /dev/null ; then
   stable_version=`expr $MUTTER_MINOR_VERSION - 1`
   echo "This is the UNSTABLE branch of mutter"
-   echo -n "Use 3.$stable_version.x for stable "
-   echo    "(gnome-3-$stable_version branch in git)"
+   echo -n "Use 2.$stable_version.x for stable "
+   echo    "(gnome-2-$stable_version branch in git)"
 else
   echo "This is the stable branch of mutter"
 fi
--- a/doc/how-to-get-focus-right.txt
+++ b/doc/how-to-get-focus-right.txt
@@ -31,7 +31,8 @@ workspaces.  In these cases, there needs to be a rule consistent with
 the above about the new window to choose.

 Focus method  Behavior
-    click     Focus the window on top
+    click     Focus the most recently used window (same as the window
+              on top)
   sloppy     Focus the window containing the pointer if there is such
              a window, otherwise focus the most recently used window.
    mouse     Focus the non-DESKTOP window containing the pointer if
--- a/mutter.doap
+++ b/mutter.doap
@@ -39,11 +39,4 @@ environment.</description>
      <gnome:userid>otaylor</gnome:userid>
    </foaf:Person>
  </maintainer>
-  <maintainer>
-    <foaf:Person>
-      <foaf:name>Florian Müllner</foaf:name>
-      <foaf:mbox rdf:resource="mailto:fmuellner@gnome.org" />
-      <gnome:userid>fmuellner</gnome:userid>
-    </foaf:Person>
-  </maintainer>
 </Project>
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1,10 +1,6 @@
 # List of source files containing translatable strings.
 # Please keep this file sorted alphabetically.
-src/50-mutter-navigation.xml.in
-src/50-mutter-system.xml.in
-src/50-mutter-windows.xml.in
 src/compositor/compositor.c
-src/compositor/meta-background.c
 src/core/bell.c
 src/core/core.c
 src/core/delete.c
--- a/po/ar.po
+++ b/po/ar.po
--- a/po/as.po
+++ b/po/as.po
--- a/po/ast.po
+++ b/po/ast.po
@@ -37,6 +37,7 @@ msgstr "Petición d'información ventana desconocida: %d"
 #. Translators: %s is a window title
 #: ../src/core/delete.c:95
 #, c-format
+#, c-format
 msgid "<tt>%s</tt> is not responding."
 msgstr "<tt>%s</tt> nun ta respondiendo."

@@ -121,6 +122,7 @@ msgstr "Comandu de terminal nun definíu.\n"

 #: ../src/core/main.c:130
 #, c-format
+#, c-format
 msgid ""
 "mutter %s\n"
 "Copyright (C) 2001-%d Havoc Pennington, Red Hat, Inc., and others\n"
@@ -259,6 +261,7 @@ msgstr "Error axustando númberu d'arees de trabayu a %d: %s\n"

 #: ../src/core/prefs.c:2028 ../src/core/prefs.c:2531
 #, c-format
+#, c-format
 msgid "Workspace %d"
 msgstr "Espaciu de Trabayu %d"

@@ -272,6 +275,7 @@ msgstr "\"%s\" atopau na base de datos de configuración nun ye un valor válidu

 #: ../src/core/prefs.c:2612
 #, c-format
+#, c-format
 msgid "Error setting name for workspace %d to \"%s\": %s\n"
 msgstr "Fallu al afitar nome pal espaciu de trabayu %d a \"%s\": %s\n"

@@ -282,16 +286,19 @@ msgstr "Fallu al afitar l'estáu del compositor: %s\n"

 #: ../src/core/prefs.c:2845
 #, c-format
+#, c-format
 msgid "Error setting clutter plugin list: %s\n"
 msgstr "Fallu al afitar la llista desordenada de plugin: %s\n"

 #: ../src/core/prefs.c:2889
 #, c-format
+#, c-format
 msgid "Error setting live hidden windows status status: %s\n"
 msgstr "Fallu al afitar l'estáu de les ventanes anubríes: %s\n"

 #: ../src/core/prefs.c:2917
 #, c-format
+#, c-format
 msgid "Error setting no tab popup status: %s\n"
 msgstr "Fallu al afitar l'estáu de les llingüetes emerxentes: %s\n"

@@ -351,6 +358,7 @@ msgstr "Falló analizar ficheru de sesión guardáu: %s\n"

 #: ../src/core/session.c:1198
 #, c-format
+#, c-format
 msgid "<mutter_session> attribute seen but we already have the session ID"
 msgstr "Vióse l'atributu <mutter_session> pero yá tenemos la ID de sesión"

@@ -396,6 +404,7 @@ msgstr "Abiertu archivu log %s\n"

 #: ../src/core/util.c:139 ../src/tools/mutter-message.c:176
 #, c-format
+#, c-format
 msgid "Mutter was compiled without support for verbose mode\n"
 msgstr "Mutter compilose ensin sofitu pal mou testu\n"

@@ -490,19 +499,19 @@ msgid ""
 msgstr "La propiedá %s del ventanu 0x%lx contien un códigu UTF-8 non válidu pal "
 "elementu %d na llista\n"

-#: ../src/include/all-keybindings.h:88 ../src/50-mutter-navigation.xml.in.h:18
+#: ../src/include/all-keybindings.h:88
 msgid "Switch to workspace 1"
 msgstr "Cambiar a espaciu de trabayu 1"

-#: ../src/include/all-keybindings.h:90 ../src/50-mutter-navigation.xml.in.h:19
+#: ../src/include/all-keybindings.h:90
 msgid "Switch to workspace 2"
 msgstr "Cambiar a espaciu de trabayu 2"

-#: ../src/include/all-keybindings.h:92 ../src/50-mutter-navigation.xml.in.h:20
+#: ../src/include/all-keybindings.h:92
 msgid "Switch to workspace 3"
 msgstr "Cambiar a espaciu de trabayu 3"

-#: ../src/include/all-keybindings.h:94 ../src/50-mutter-navigation.xml.in.h:21
+#: ../src/include/all-keybindings.h:94
 msgid "Switch to workspace 4"
 msgstr "Cambiar a espaciu de trabayu 4"

@@ -631,57 +640,47 @@ msgstr "Saca una semeya d'una ventana"
 msgid "Run a terminal"
 msgstr "Executar una terminal"

-#: ../src/include/all-keybindings.h:271 ../src/50-mutter-windows.xml.in.h:1
+#: ../src/include/all-keybindings.h:271
 msgid "Activate the window menu"
 msgstr "Activar el menú de la ventana"

-#: ../src/include/all-keybindings.h:274 ../src/50-mutter-windows.xml.in.h:13
-#, fuzzy
+#: ../src/include/all-keybindings.h:274
 msgid "Toggle fullscreen mode"
-msgstr ""
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Camudar a modu pantalla completa\n"
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Camudar a mou pantalla completa"
+msgstr "Camudar a modu pantalla completa"

-#: ../src/include/all-keybindings.h:276 ../src/50-mutter-windows.xml.in.h:14
-#, fuzzy
+#: ../src/include/all-keybindings.h:276
 msgid "Toggle maximization state"
-msgstr ""
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Camudar a estáu maximizáu\n"
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Conmutar l'estáu maximizáu"
+msgstr "Camudar a estáu maximizáu"

 #: ../src/include/all-keybindings.h:278
 msgid "Toggle whether a window will always be visible over other windows"
 msgstr "Conmutar si una ventana siempres se verá encima d'otres ventanes"

-#: ../src/include/all-keybindings.h:280 ../src/50-mutter-windows.xml.in.h:4
+#: ../src/include/all-keybindings.h:280
 msgid "Maximize window"
 msgstr "Maximizar ventana"

-#: ../src/include/all-keybindings.h:282 ../src/50-mutter-windows.xml.in.h:12
+#: ../src/include/all-keybindings.h:282
 msgid "Restore window"
 msgstr "Restaurar la ventana"

-#: ../src/include/all-keybindings.h:284 ../src/50-mutter-windows.xml.in.h:15
+#: ../src/include/all-keybindings.h:284
 msgid "Toggle shaded state"
 msgstr "Activa estáu endolcáu"

-#: ../src/include/all-keybindings.h:286 ../src/50-mutter-windows.xml.in.h:7
+#: ../src/include/all-keybindings.h:286
 msgid "Minimize window"
 msgstr "Minimizar ventana"

-#: ../src/include/all-keybindings.h:288 ../src/50-mutter-windows.xml.in.h:2
+#: ../src/include/all-keybindings.h:288
 msgid "Close window"
 msgstr "Zarrar ventana"

-#: ../src/include/all-keybindings.h:290 ../src/50-mutter-windows.xml.in.h:8
+#: ../src/include/all-keybindings.h:290
 msgid "Move window"
 msgstr "Mover ventana"

-#: ../src/include/all-keybindings.h:292 ../src/50-mutter-windows.xml.in.h:11
+#: ../src/include/all-keybindings.h:292
 msgid "Resize window"
 msgstr "Cambiar el tamañu la ventana"

@@ -690,22 +689,18 @@ msgid "Toggle whether window is on all workspaces or just one"
 msgstr "Conmutar si la ventana apaez en toles árees de trabayu o namái nuna"

 #: ../src/include/all-keybindings.h:299
-#: ../src/50-mutter-navigation.xml.in.h:10
 msgid "Move window to workspace 1"
 msgstr "Mover ventana al espaciu de trabayu 1"

 #: ../src/include/all-keybindings.h:302
-#: ../src/50-mutter-navigation.xml.in.h:11
 msgid "Move window to workspace 2"
 msgstr "Mover ventana al espaciu de trabayu 2"

 #: ../src/include/all-keybindings.h:305
-#: ../src/50-mutter-navigation.xml.in.h:12
 msgid "Move window to workspace 3"
 msgstr "Mover ventana al espaciu de trabayu 3"

 #: ../src/include/all-keybindings.h:308
-#: ../src/50-mutter-navigation.xml.in.h:13
 msgid "Move window to workspace 4"
 msgstr "Mover ventana al espaciu de trabayu 4"

@@ -741,24 +736,19 @@ msgstr "Mover ventana al espaciu de trabayu 11"
 msgid "Move window to workspace 12"
 msgstr "Mover ventana al espaciu de trabayu 12"

-#: ../src/include/all-keybindings.h:344 ../src/50-mutter-navigation.xml.in.h:7
+#: ../src/include/all-keybindings.h:344
 msgid "Move window one workspace to the left"
 msgstr "Mover ventana un espaciu de trabayu a manzorga"

-#: ../src/include/all-keybindings.h:347 ../src/50-mutter-navigation.xml.in.h:8
-#, fuzzy
+#: ../src/include/all-keybindings.h:347
 msgid "Move window one workspace to the right"
-msgstr ""
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Mover ventana un espaciu de trabayu a derecha\n"
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Mover ventana un espaciu de trabayu a madrecha"
+msgstr "Mover ventana un espaciu de trabayu a derecha"

-#: ../src/include/all-keybindings.h:350 ../src/50-mutter-navigation.xml.in.h:9
+#: ../src/include/all-keybindings.h:350
 msgid "Move window one workspace up"
 msgstr "Mover ventana un espaciu de trabayu p'arriba"

-#: ../src/include/all-keybindings.h:353 ../src/50-mutter-navigation.xml.in.h:6
+#: ../src/include/all-keybindings.h:353
 msgid "Move window one workspace down"
 msgstr "Mover ventana un espaciu de trabayu p'abaxo"

@@ -767,29 +757,19 @@ msgid "Raise window if it's covered by another window, otherwise lower it"
 msgstr ""
 "Llevantar la ventana si ta cubierta por otra ventana, minimizala n'otru casu"

-#: ../src/include/all-keybindings.h:358 ../src/50-mutter-windows.xml.in.h:9
-#, fuzzy
+#: ../src/include/all-keybindings.h:358
 msgid "Raise window above other windows"
-msgstr ""
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Poner el ventanu en primer planu\n"
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Poner la ventana en primer planu"
+msgstr "Poner el ventanu en primer planu"

-#: ../src/include/all-keybindings.h:360 ../src/50-mutter-windows.xml.in.h:3
-#, fuzzy
+#: ../src/include/all-keybindings.h:360
 msgid "Lower window below other windows"
-msgstr ""
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Ventanu más baxu per debaxo d'otros ventanos\n"
-"#-#-#-#-#  ast.po (metacity)  #-#-#-#-#\n"
-"Ventana más baxa per debaxo d'otres ventanes"
+msgstr "Ventanu más baxu per debaxo d'otros ventanos"

-#: ../src/include/all-keybindings.h:364 ../src/50-mutter-windows.xml.in.h:6
+#: ../src/include/all-keybindings.h:364
 msgid "Maximize window vertically"
 msgstr "Maximizar ventana verticalmente"

-#: ../src/include/all-keybindings.h:368 ../src/50-mutter-windows.xml.in.h:5
+#: ../src/include/all-keybindings.h:368
 msgid "Maximize window horizontally"
 msgstr "Maximizar ventana horizontalmente"

@@ -1003,6 +983,7 @@ msgstr "Espaciu de Trabayu %d%n"

 #: ../src/ui/menu.c:213
 #, c-format
+#, c-format
 msgid "Workspace 1_0"
 msgstr "Espaciu de Trabayu 1_0"

@@ -1743,6 +1724,7 @@ msgstr "Nun se permite testu dientro del elementu <%s>"
 #: ../src/ui/theme-parser.c:3748 ../src/ui/theme-parser.c:3760
 #: ../src/ui/theme-parser.c:3772
 #, c-format
+#, c-format
 msgid "<%s> specified twice for this theme"
 msgstr "<%s> especificáu dos vegaes pa esti tema"

@@ -1954,96 +1936,6 @@ msgid "%d coordinate expressions parsed in %g seconds (%g seconds average)\n"
 msgstr "%d espresiones de coordenaes interpretaes en %g segundos (%g segundos de "
 "media)\n"

-#: ../src/50-mutter-navigation.xml.in.h:1
-#, fuzzy
-msgid "Hide all normal windows"
-msgstr "Anubrir toles ventanes normales"
-
-#: ../src/50-mutter-navigation.xml.in.h:2
-#, fuzzy
-msgid "Move to workspace above"
-msgstr "Mover al área de trabayu d'arriba"
-
-#: ../src/50-mutter-navigation.xml.in.h:3
-#, fuzzy
-msgid "Move to workspace below"
-msgstr "Mover al área de trabayu d'abaxo"
-
-#: ../src/50-mutter-navigation.xml.in.h:4
-#, fuzzy
-msgid "Move to workspace left"
-msgstr "Mover al área de trabayu de la izquierda"
-
-#: ../src/50-mutter-navigation.xml.in.h:5
-#, fuzzy
-msgid "Move to workspace right"
-msgstr "Mover al área de trabayu de la derecha"
-
-#: ../src/50-mutter-navigation.xml.in.h:14
-#, fuzzy
-msgid "Navigation"
-msgstr "Navegación"
-
-#: ../src/50-mutter-navigation.xml.in.h:15
-#, fuzzy
-msgid "Switch applications"
-msgstr "Movese ente aplicaciones"
-
-#: ../src/50-mutter-navigation.xml.in.h:16
-#, fuzzy
-msgid "Switch system controls"
-msgstr "Cambiar ente controles del sistema"
-
-#: ../src/50-mutter-navigation.xml.in.h:17
-#, fuzzy
-msgid "Switch system controls directly"
-msgstr "Movese ente los controles del sistema direutamente"
-
-#: ../src/50-mutter-navigation.xml.in.h:22
-#, fuzzy
-msgid "Switch windows directly"
-msgstr "Cambiar ventanes direutamente"
-
-#: ../src/50-mutter-navigation.xml.in.h:23
-#, fuzzy
-msgid "Switch windows of an app directly"
-msgstr "Movese ente les ventanes d'una aplicación direutamente"
-
-#: ../src/50-mutter-navigation.xml.in.h:24
-#, fuzzy
-msgid "Switch windows of an application"
-msgstr "Movese ente les ventanes d'una aplicación"
-
-#: ../src/50-mutter-system.xml.in.h:1
-#, fuzzy
-msgid "Show the activities overview"
-msgstr "Amosar el resume d'actividaes"
-
-#: ../src/50-mutter-system.xml.in.h:2
-#, fuzzy
-msgid "Show the run command prompt"
-msgstr "Amosar l'elementu «executar comando»"
-
-#: ../src/50-mutter-system.xml.in.h:3
-#, fuzzy
-msgid "System"
-msgstr "Sistema"
-
-#: ../src/50-mutter-windows.xml.in.h:10
-#, fuzzy
-msgid "Raise window if covered, otherwise lower it"
-msgstr "Llevantar la ventana si ta cubierta, minimizala n'otru casu"
-
-#: ../src/50-mutter-windows.xml.in.h:16
-#, fuzzy
-msgid "Toggle window on all workspaces or one"
-msgstr "Conmutar la ventana en toles árees de trabayu o namái nuna"
-
-#: ../src/50-mutter-windows.xml.in.h:17
-#, fuzzy
-msgid "Windows"
-msgstr "Ventanes"
-
 #~ msgid "Desktop"
 #~ msgstr "Escritoriu"

--- a/po/be.po
+++ b/po/be.po
--- a/po/bg.po
+++ b/po/bg.po
--- a/po/bn_IN.po
+++ b/po/bn_IN.po
--- a/po/ca.po
+++ b/po/ca.po
--- a/po/ca@valencia.po
+++ b/po/ca@valencia.po
--- a/po/cs.po
+++ b/po/cs.po
--- a/po/da.po
+++ b/po/da.po
--- a/po/de.po
+++ b/po/de.po
--- a/po/el.po
+++ b/po/el.po
--- a/po/en_GB.po
+++ b/po/en_GB.po
--- a/po/eo.po
+++ b/po/eo.po
--- a/po/es.po
+++ b/po/es.po
--- a/po/et.po
+++ b/po/et.po
@@ -7,171 +7,253 @@
 #
 # Tõivo Leedjärv <toivo linux ee>, 2004.
 # Ivar Smolin <okul linux ee>, 2005, 2006, 2009–2011.
-# Mattias Põldaru <mahfiaz@gmail.com>, 2008–2011, 2012.
+# Mattias Põldaru <mahfiaz gmail com>, 2008–2011.
 #
 msgid ""
 msgstr ""
 "Project-Id-Version: mutter MASTER\n"
 "Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?"
-"product=mutter&keywords=I18N+L10N&component=general\n"
-"POT-Creation-Date: 2012-12-18 22:30+0000\n"
-"PO-Revision-Date: 2012-12-19 18:06+0300\n"
-"Last-Translator: Mattias Põldaru <mahfiaz@gmail.com>\n"
-"Language-Team: Estonian <>\n"
-"Language: et\n"
+"product=mutter&component=general\n"
+"POT-Creation-Date: 2011-03-07 23:35+0000\n"
+"PO-Revision-Date: 2011-03-09 06:41+0200\n"
+"Last-Translator: Ivar Smolin <okul@linux.ee>\n"
+"Language-Team: Estonian <gnome-et@linux.ee>\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=2; plural=(n!=1);\n"
-
-msgid "Navigation"
-msgstr "Navigeerimine"
-
-msgid "Move window to workspace 1"
-msgstr "Akna liigutamine 1. tööalale"
-
-msgid "Move window to workspace 2"
-msgstr "Akna liigutamine 2. tööalale"
-
-msgid "Move window to workspace 3"
-msgstr "Akna liigutamine 3. tööalale"
-
-msgid "Move window to workspace 4"
-msgstr "Akna liigutamine 4. tööalale"
-
-msgid "Move window one workspace to the left"
-msgstr "Akna tõstmine vasakpoolsele tööalale"
-
-msgid "Move window one workspace to the right"
-msgstr "Akna tõstmine parempoolsele tööalale"
-
-msgid "Move window one workspace up"
-msgstr "Akna tõstmine ülemisele tööalale"
-
-msgid "Move window one workspace down"
-msgstr "Akna tõstmine alumisele tööalale"
-
-msgid "Switch applications"
-msgstr "Rakenduste vahetamine"
-
-msgid "Switch windows"
-msgstr "Akende vahetamine"
-
-msgid "Switch windows of an application"
-msgstr "Rakenduse akende vahetamine"
-
-msgid "Switch system controls"
-msgstr "Süsteemi juhtalade vahetamine"
-
-msgid "Switch windows directly"
-msgstr "Akende kohene vahetamine"
-
-msgid "Switch windows of an app directly"
-msgstr "Rakenduse akende kohene vahetamine"
-
-msgid "Switch system controls directly"
-msgstr "Süsteemi juhtalade kohene vahetamine"
-
-msgid "Hide all normal windows"
-msgstr "Kõigi tavaliste akende peitmine"
+"Language: et\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"

 msgid "Switch to workspace 1"
-msgstr "1. tööalale liikumine"
+msgstr "Lülitumine 1. tööalale"

 msgid "Switch to workspace 2"
-msgstr "2. tööalale liikumine"
+msgstr "Lülitumine 2. tööalale"

 msgid "Switch to workspace 3"
-msgstr "3. tööalale liikumine"
+msgstr "Lülitumine 3. tööalale"

 msgid "Switch to workspace 4"
-msgstr "4. tööalale liikumine"
+msgstr "Lülitumine 4. tööalale"

-msgid "Move to workspace left"
-msgstr "Vasakpoolsele tööalale liikumine"
+msgid "Switch to workspace 5"
+msgstr "Lülitumine 5. tööalale"

-msgid "Move to workspace right"
-msgstr "Parempoolsele tööalale liikumine"
+msgid "Switch to workspace 6"
+msgstr "Lülitumine 6. tööalale"

-msgid "Move to workspace above"
-msgstr "Ülemisele tööalale liikumine"
+msgid "Switch to workspace 7"
+msgstr "Lülitumine 7. tööalale"

-msgid "Move to workspace below"
-msgstr "Alumisele tööalale liikumine"
+msgid "Switch to workspace 8"
+msgstr "Lülitumine 8. tööalale"

-msgid "System"
-msgstr "Süsteem"
+msgid "Switch to workspace 9"
+msgstr "Lülitumine 9. tööalale"

-msgid "Show the run command prompt"
-msgstr "Käsuviiba kuvamine"
+msgid "Switch to workspace 10"
+msgstr "Lülitumine 10. tööalale"

-msgid "Show the activities overview"
-msgstr "Tegevuste ülevaate avamine"
+msgid "Switch to workspace 11"
+msgstr "Lülitumine 11. tööalale"

-msgid "Windows"
-msgstr "Aknad"
+msgid "Switch to workspace 12"
+msgstr "Lülitumine 12. tööalale"
+
+msgid "Switch to workspace on the left of the current workspace"
+msgstr "Lülitumine sellest tööalast vasakul olevale tööalale"
+
+msgid "Switch to workspace on the right of the current workspace"
+msgstr "Lülitumine sellest tööalast paremal olevale tööalale"
+
+msgid "Switch to workspace above the current workspace"
+msgstr "Lülitumine selle tööala kohal olevale tööalale"
+
+msgid "Switch to workspace below the current workspace"
+msgstr "Lülitumine selle tööala all olevale tööalale"
+
+msgid "Move between windows of an application, using a popup window"
+msgstr "Liigu rakenduse akende vahel, hüpikaknaga"
+
+msgid "Move backward between windows of an application, using a popup window"
+msgstr "Liigu rakenduse akende vahel tagasisuunas, hüpikaknaga"
+
+msgid "Move between windows, using a popup window"
+msgstr "Liigu akende vahel, hüpikaknaga"
+
+msgid "Move backward between windows, using a popup window"
+msgstr "Liigu akende vahel tagasisuunas, hüpikaknaga"
+
+msgid "Move between panels and the desktop, using a popup window"
+msgstr "Liigu paneelide ja töölaua vahel, hüpikaknaga"
+
+msgid "Move backward between panels and the desktop, using a popup window"
+msgstr "Liigu tagasisuunas paneelide ja töölaua vahel, hüpikaknaga"
+
+msgid "Move between windows of an application immediately"
+msgstr "Liigu koheselt rakenduse akende vahel"
+
+msgid "Move backward between windows of an application immediately"
+msgstr "Liigu koheselt rakenduse akende vahel tagasisuunas"
+
+msgid "Move between windows immediately"
+msgstr "Liigu koheselt akende vahel"
+
+msgid "Move backward between windows immediately"
+msgstr "Liigu koheselt akende vahel tagasisuunas"
+
+msgid "Move between panels and the desktop immediately"
+msgstr "Liigu koheselt paneeli ja töölaua vahel"
+
+msgid "Move backward between panels and the desktop immediately"
+msgstr "Liigu koheselt tagasisuunas paneelide ja töölaua vahel"
+
+msgid "Hide all normal windows and set focus to the desktop"
+msgstr "Peida kõik tavalised aknad ja fokuseeri töölaud"
+
+msgid "Show the panel's main menu"
+msgstr "Paneeli peamenüü näitamine"
+
+msgid "Show the panel's \"Run Application\" dialog box"
+msgstr "Paneeli dialoogi \"Käivita rakendus\" näitamine"
+
+msgid "Start or stop recording the session"
+msgstr "Seansi salvestamise käivitamine või seiskamine"
+
+msgid "Take a screenshot"
+msgstr "Kuvatõmmise võtmine"
+
+msgid "Take a screenshot of a window"
+msgstr "Kuvatõmmise võtmine aknast"
+
+msgid "Run a terminal"
+msgstr "Terminali käivitamine"

 msgid "Activate the window menu"
-msgstr "Aknamenüü avamine"
+msgstr "Aknamenüü aktiveerimine"

 msgid "Toggle fullscreen mode"
-msgstr "Täisekraanoleku vahetamine"
+msgstr "Täisekraanivaate sisse- ja väljalülitamine"

 msgid "Toggle maximization state"
-msgstr "Maksimeeritud oleku vahetamine"
+msgstr "Maksimeeritud oleku sisse- ja väljalülitamine"
+
+msgid "Toggle whether a window will always be visible over other windows"
+msgstr "Lüliti määrab, kas aken on alati teiste akende kohal nähtav"

 msgid "Maximize window"
 msgstr "Akna maksimeerimine"

 msgid "Restore window"
-msgstr "Akna taastamine"
+msgstr "Taasta akna suurus"

 msgid "Toggle shaded state"
-msgstr "Varjatud oleku vahetamine"
-
-msgid "Close window"
-msgstr "Akna sulgemine"
+msgstr "Varjatud oleku lüliti"

 msgid "Minimize window"
 msgstr "Akna minimeerimine"

+msgid "Close window"
+msgstr "Akna sulgemine"
+
 msgid "Move window"
-msgstr "Akna liigutamine"
+msgstr "Teisalda aken"

 msgid "Resize window"
-msgstr "Akna suuruse muutmine"
+msgstr "Muuda akna suurust"

-msgid "Toggle window on all workspaces or one"
-msgstr "Akna kõigil või ühel tööalal olemise vahetamine"
+msgid "Toggle whether window is on all workspaces or just one"
+msgstr "Lüliti määrab, kas aken on kõigil tööaladel või ainult ühel"

-msgid "Raise window if covered, otherwise lower it"
-msgstr "Akna tõstmine, kui see on kaetud, muul juhul langetamine"
+msgid "Move window to workspace 1"
+msgstr "Akna tõstmine 1. tööalale"
+
+msgid "Move window to workspace 2"
+msgstr "Akna tõstmine 2. tööalale"
+
+msgid "Move window to workspace 3"
+msgstr "Akna tõstmine 3. tööalale"
+
+msgid "Move window to workspace 4"
+msgstr "Akna tõstmine 4. tööalale"
+
+msgid "Move window to workspace 5"
+msgstr "Akna tõstmine 5. tööalale"
+
+msgid "Move window to workspace 6"
+msgstr "Akna tõstmine 6. tööalale"
+
+msgid "Move window to workspace 7"
+msgstr "Akna tõstmine 7. tööalale"
+
+msgid "Move window to workspace 8"
+msgstr "Akna tõstmine 8. tööalale"
+
+msgid "Move window to workspace 9"
+msgstr "Akna tõstmine 9. tööalale"
+
+msgid "Move window to workspace 10"
+msgstr "Akna tõstmine 10. tööalale"
+
+msgid "Move window to workspace 11"
+msgstr "Akna tõstmine 11. tööalale"
+
+msgid "Move window to workspace 12"
+msgstr "Akna tõstmine 12. tööalale"
+
+msgid "Move window one workspace to the left"
+msgstr "Akna tõstmine ühe tööala võrra vasakule"
+
+msgid "Move window one workspace to the right"
+msgstr "Akna tõstmine ühe tööala võrra paremale"
+
+msgid "Move window one workspace up"
+msgstr "Akna tõstmine ühe tööala võrra ülespoole"
+
+msgid "Move window one workspace down"
+msgstr "Akna tõstmine ühe tööala võrra allapoole"
+
+msgid "Raise window if it's covered by another window, otherwise lower it"
+msgstr "Tõsta aken, kui seda katab teine aken, muul juhul vii tahapoole"

 msgid "Raise window above other windows"
-msgstr "Akna tõstmine teiste kohale"
+msgstr "Akna tõstmine teiste akende kohale"

 msgid "Lower window below other windows"
-msgstr "Akna langetamine teiste taha"
+msgstr "Saada aken teiste taha"

 msgid "Maximize window vertically"
-msgstr "Akna vertikaalne maksimeerimine"
+msgstr "Maksimeeri aken vertikaalselt"

 msgid "Maximize window horizontally"
-msgstr "Akna horisontaalne maksimeerimine"
+msgstr "Maksimeeri aken horisontaalselt"

-msgid "View split on left"
-msgstr "Vaade poolitatakse vasakult"
+msgid "Move window to north-west (top left) corner"
+msgstr "Akna tõstmine ekraani loodepoolsesse (ülemisse vasakusse) nurka"

-msgid "View split on right"
-msgstr "Vaade poolitatakse paremalt"
+msgid "Move window to north-east (top right) corner"
+msgstr "Akna tõstmine ekraani kirdepoolsesse (ülemisse paremasse) nurka"

-#. This probably means that a non-WM compositor like xcompmgr is running;
-#. * we have no way to get it to exit
-#, c-format
-msgid ""
-"Another compositing manager is already running on screen %i on display \"%s"
-"\"."
-msgstr "Teine komposiithaldur juba töötab ekraani %i kuval \"%s\"."
+msgid "Move window to south-west (bottom left) corner"
+msgstr "Akna tõstmine ekraani edelapoolsesse (alumisse vasakusse) nurka"
+
+msgid "Move window to south-east (bottom right) corner"
+msgstr "Akna tõstmine ekraani kagupoolsesse (alumisse paremasse) nurka"
+
+msgid "Move window to north (top) side of screen"
+msgstr "Akna tõstmine ekraani põhjapoolsesse (ülemisse) serva"
+
+msgid "Move window to south (bottom) side of screen"
+msgstr "Akna tõstmine ekraani lõunapoolsesse (alumisse) serva"
+
+msgid "Move window to east (right) side of screen"
+msgstr "Akna tõstmine ekraani idapoolsesse (paremasse) serva"
+
+msgid "Move window to west (left) side of screen"
+msgstr "Akna tõstmine ekraani läänepoolsesse (vasakusse) serva"
+
+msgid "Move window to center of screen"
+msgstr "Akna tõstmine ekraani keskele"

 msgid "Bell event"
 msgstr "Helina sündmus"
@@ -180,12 +262,10 @@ msgstr "Helina sündmus"
 msgid "Unknown window information request: %d"
 msgstr "Tundmatu aknateabe päring: %d"

+#. Translators: %s is a window title
 #, c-format
-msgid "“%s” is not responding."
-msgstr "„%s” ei vasta."
-
-msgid "Application is not responding."
-msgstr "Rakendus ei vasta."
+msgid "<tt>%s</tt> is not responding."
+msgstr "<tt>%s</tt> ei vasta."

 msgid ""
 "You may choose to wait a short while for it to continue or force the "
@@ -214,6 +294,27 @@ msgstr ""
 "Mõni teine programm juba kasutab klahvi %s koos muuteklahvidega %x "
 "kiirklahvina\n"

+#. Displayed when a keybinding which is
+#. * supposed to launch a program fails.
+#.
+#, c-format
+msgid ""
+"There was an error running <tt>%s</tt>:\n"
+"\n"
+"%s"
+msgstr ""
+"<tt>%s</tt> käivitamisel esines viga:\n"
+"\n"
+"%s"
+
+#, c-format
+msgid "No command %d has been defined.\n"
+msgstr "Käsku %d pole defineeritud.\n"
+
+#, c-format
+msgid "No terminal command has been defined.\n"
+msgstr "Terminalikäsku pole defineeritud.\n"
+
 msgid "Disable connection to session manager"
 msgstr "Seansihalduriga ühendumise keelamine"

@@ -260,8 +361,41 @@ msgstr ""
 msgid "Print version"
 msgstr "Versiooni printimine"

-msgid "Mutter plugin to use"
-msgstr "Millist Mutteri pluginat kasutada"
+msgid "Comma-separated list of compositor plugins"
+msgstr "Komaga eraldatud nimekiri komposiitmontaaži pluginatest"
+
+#.
+#. * We found it, but it was invalid.  Complain.
+#. *
+#. * FIXME: This replicates the original behaviour, but in the future
+#. * we might consider reverting invalid keys to their original values.
+#. * (We know the old value, so we can look up a suitable string in
+#. * the symtab.)
+#. *
+#. * (Empty comment follows so the translators don't see this.)
+#.
+#.
+#, c-format
+msgid "GConf key '%s' is set to an invalid value\n"
+msgstr "GConf võtme '%s' väärtus on vigane\n"
+
+#, c-format
+msgid "%d stored in GConf key %s is out of range %d to %d\n"
+msgstr ""
+"%d, mis on salvestatud GConf võtmes %s, on väljaspool piirkonda %d - %d\n"
+
+#, c-format
+msgid "GConf key \"%s\" is set to an invalid type\n"
+msgstr "GConf-i võti \"%s\" on määratud vigase tüübiga\n"
+
+#, c-format
+msgid "GConf key %s is already in use and can't be used to override %s\n"
+msgstr ""
+"GConfi võti %s on juba kasutusel ja sellega ei saa tühistada võtit %s\n"
+
+#, c-format
+msgid "Can't override GConf key, %s not found\n"
+msgstr "GConfi võtit pole võimalik tühistada, võtit %s ei leitud\n"

 msgid ""
 "Workarounds for broken applications disabled. Some applications may not "
@@ -271,8 +405,8 @@ msgstr ""
 "ei pruugi õigesti käituda.\n"

 #, c-format
-msgid "Could not parse font description \"%s\" from GSettings key %s\n"
-msgstr "Fondi kirjeldust \"%s\" GSettings võtmest %s pole võimalik töödelda\n"
+msgid "Could not parse font description \"%s\" from GConf key %s\n"
+msgstr "Fondi kirjeldust \"%s\" GConf võtmest %s ei saa töödelda\n"

 #, c-format
 msgid ""
@@ -282,6 +416,14 @@ msgstr ""
 "Seadistuste andmebaasist leitud \"%s\" ei ole sobiv väärtus hiireklahvi "
 "modifikaatoriks\n"

+#, c-format
+msgid "Error setting number of workspaces to %d: %s\n"
+msgstr "Viga tööalade arvuks %d määramisel: %s\n"
+
+#, c-format
+msgid "Workspace %d"
+msgstr "Tööala %d"
+
 #, c-format
 msgid ""
 "\"%s\" found in configuration database is not a valid value for keybinding "
@@ -291,8 +433,16 @@ msgstr ""
 "\"\n"

 #, c-format
-msgid "Workspace %d"
-msgstr "Tööala %d"
+msgid "Error setting name for workspace %d to \"%s\": %s\n"
+msgstr "Viga tööalale %d nime \"%s\" määramisel: %s\n"
+
+#, c-format
+msgid "Error setting live hidden windows status status: %s\n"
+msgstr "Viga varjus elushoitavate akende oleku määramisel: %s\n"
+
+#, c-format
+msgid "Error setting no tab popup status: %s\n"
+msgstr ""

 #, c-format
 msgid "Screen %d on display '%s' is invalid\n"
@@ -390,6 +540,10 @@ msgstr "Aknahalduri hoiatus: "
 msgid "Window manager error: "
 msgstr "Aknahalduri viga: "

+#. Translators: This is the title used on dialog boxes
+msgid "Mutter"
+msgstr "Mutter"
+
 #. first time through
 #, c-format
 msgid ""
@@ -427,12 +581,6 @@ msgstr "%s (masinas %s)"
 msgid "Invalid WM_TRANSIENT_FOR window 0x%lx specified for %s.\n"
 msgstr "Vigane WM_TRANSIENT_FOR aknale 0x%lx määratud %s jaoks.\n"

-#, c-format
-msgid "WM_TRANSIENT_FOR window 0x%lx for %s would create loop.\n"
-msgstr ""
-"WM_TRANSIENT_FOR aknale 0x%lx määratud %s jaoks tekitaks tsüklilise "
-"korduse.\n"
-
 #, c-format
 msgid ""
 "Window 0x%lx has property %s\n"
@@ -456,8 +604,18 @@ msgid ""
 "Property %s on window 0x%lx contained invalid UTF-8 for item %d in the list\n"
 msgstr "Omadus %s aknal 0x%lx sisaldab vigast UTF-8 %d kirjele nimekirjas\n"

-msgid "Mutter"
-msgstr "Mutter"
+msgid "Attach modal dialogs"
+msgstr "Modaaldialoogide kinnistamine"
+
+msgid ""
+"Determines whether hidden windows (i.e., minimized windows and windows on "
+"other workspaces than the current one) should be kept alive."
+msgstr ""
+"Määrab, kas varjatud aknaid (nt minimeeritud ja teistel tööaladel aknad) "
+"hoitakse elus."
+
+msgid "Live Hidden Windows"
+msgstr "Varjatud akende aktiivsus"

 msgid "Modifier to use for extended window management operations"
 msgstr "Laiendatud aknaoperatsioonide korral kasutatav muuteklahv"
@@ -474,9 +632,6 @@ msgstr ""
 "klahv\". Eeldatavasti määratakse selle seose väärtuseks vaikimisi või tühi "
 "sõne."

-msgid "Attach modal dialogs"
-msgstr "Modaaldialoogide kinnistamine"
-
 msgid ""
 "When true, instead of having independent titlebars, modal dialogs appear "
 "attached to the titlebar of the parent window and are moved together with "
@@ -485,80 +640,43 @@ msgstr ""
 "Kui märgitud, siis eraldi tiitliribade asemel on moodaalsed dialoogid "
 "emaakna tiitliribade küljes ning liiguvad koos emaaknaga."

-msgid "Enable edge tiling when dropping windows on screen edges"
-msgstr "Akna ümberpaigutamine selle lohistamisel ekraani serva"
-
-msgid ""
-"If enabled, dropping windows on vertical screen edges maximizes them "
-"vertically and resizes them horizontally to cover half of the available "
-"area. Dropping windows on the top screen edge maximizes them completely."
-msgstr ""
-"Kui märgitud, siis akna lohistamine ekraani külgservale maksimeerib selle "
-"vertikaalselt ja laius katab pool saadaolevast laiusest. Akna lohistamine "
-"ekraani ülaserva maksimeerib akna täielikult."
-
-msgid "Workspaces are managed dynamically"
-msgstr "Tööalade dünaamiline haldus"
-
-msgid ""
-"Determines whether workspaces are managed dynamically or whether there's a "
-"static number of workspaces (determined by the num-workspaces key in org."
-"gnome.desktop.wm.preferences)."
-msgstr ""
-"Määrab, kas tööalasid hallatakse dünaamiliselt või on nende arv staatiline "
-"(arvu määrab org.gnome.desktop.wm.preferences all võti num-workspaces)."
-
-msgid "Workspaces only on primary"
-msgstr "Tööalad ainult peamisel"
-
-msgid ""
-"Determines whether workspace switching should happen for windows on all "
-"monitors or only for windows on the primary monitor."
-msgstr ""
-"Määrab, kas tööalade vahetamine mõjutab kõiki aknaid kõigil monitoridel või "
-"ainult aknaid peamisel monitoril."
-
-msgid "No tab popup"
-msgstr "Tabulaatoril pole hüpikakent"
-
-msgid ""
-"Determines whether the use of popup and highlight frame should be disabled "
-"for window cycling."
-msgstr ""
-"Kui märgitud, siis on hüpikaken ja esiletõstmise raam keelatud akende "
-"vahetamisel."
-
-msgid "Delay focus changes until the pointer stops moving"
-msgstr "Fookusemuutused lükatakse edasi kuni kursor peatub"
-
-msgid ""
-"If set to true, and the focus mode is either \"sloppy\" or \"mouse\" then "
-"the focus will not be changed immediately when entering a window, but only "
-"after the pointer stops moving."
-msgstr ""
-"Kui tõene ning fookusrežiim on kas \"sloppy\" või \"mouse\", siis fookust ei "
-"vahetata kohe, kui kursor aknale liigub, vaid alles pärast kursori peatumist."
-
-msgid "Draggable border width"
-msgstr "Lohistatava äärise laius."
-
-msgid ""
-"The amount of total draggable borders. If the theme's visible borders are "
-"not enough, invisible borders will be added to meet this value."
-msgstr ""
-"Lohistatava äärise laius. Kui kujunduse nähtavatest ääristest ei piisa, "
-"lisatakse puuduoleva osa jaoks nähtamatu ääris."
-
-msgid "Select window from tab popup"
-msgstr "Akna valimine tabulaatori hüpikaknalt"
-
-msgid "Cancel tab popup"
-msgstr "Tabulaatori hüpikakna katkestamine"
-
 #, c-format
 msgid "Usage: %s\n"
 msgstr "Kasutamine: %s\n"

+msgid "Close Window"
+msgstr "Sulge aken"
+
+msgid "Window Menu"
+msgstr "Aknamenüü"
+
+msgid "Minimize Window"
+msgstr "Akna minimeerimine"
+
+msgid "Maximize Window"
+msgstr "Akna maksimeerimine"
+
+msgid "Restore Window"
+msgstr "Akna taastamine"
+
+msgid "Roll Up Window"
+msgstr "Akna kokkukerimine"
+
+msgid "Unroll Window"
+msgstr "Akna lahtikerimine"
+
+msgid "Keep Window On Top"
+msgstr "Akna kõige pealmiseks määramine"
+
+msgid "Remove Window From Top"
+msgstr "Eemalda aken kõige pealmise kohalt"
+
+msgid "Always On Visible Workspace"
+msgstr "Alati nähtaval tööalal"
+
+msgid "Put Window On Only One Workspace"
+msgstr "Tõsta aken ainult ühele tööalale"
+
 #. Translators: Translate this string the same way as you do in libwnck!
 msgid "Mi_nimize"
 msgstr "_Minimeeri"
@@ -759,30 +877,6 @@ msgstr "Raami geomeetria ei määra nuppude suurust"
 msgid "Gradients should have at least two colors"
 msgstr "Värviüleminekus peaks olema vähemalt kaks värvi"

-#, 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 kohandatud värvi määrang peab sisaldama sulgudes värvi nimetust ning "
-"varuvärvi, nt gtk:custom(foo,bar); väärtust \"%s\" pole võimalik töödelda"
-
-#, c-format
-msgid ""
-"Invalid character '%c' in color_name parameter of gtk:custom, only A-Za-z0-9-"
-"_ are valid"
-msgstr ""
-"gtk:custom color_name parameetris sobimatu märk '%c', lubatud on ainult A-Za-"
-"z0-9-_"
-
-#, c-format
-msgid ""
-"Gtk:custom format is \"gtk:custom(color_name,fallback)\", \"%s\" does not "
-"fit the format"
-msgstr ""
-"Gtk:custom vorming on \"gtk:custom(värvi_nimi,varuvärv)\", \"%s\" ei sobi "
-"selle vorminguga"
-
 #, c-format
 msgid ""
 "GTK color specification must have the state in brackets, e.g. gtk:fg[NORMAL] "
@@ -1417,3 +1511,25 @@ msgstr "y väärtus oli %d, oodati väärtust %d"
 msgid "%d coordinate expressions parsed in %g seconds (%g seconds average)\n"
 msgstr ""
 "%d koordinaatide avaldis töödeldi %g sekundiga (keskmine %g sekundit)\n"
+
+#~ msgid ""
+#~ "Don't make fullscreen windows that are maximized and have no decorations"
+#~ msgstr "Ei tehta maksimeeritud ilma raamita täisekraanaknaid."
+
+#~ msgid "Whether window popup/frame should be shown when cycling windows."
+#~ msgstr "Kas hüpikakent/raami näidatakse akende vahetamisel."
+
+#~ msgid "Internal argument for GObject introspection"
+#~ msgstr "GObject enesevaatluse siseargument"
+
+#~ msgid "Failed to restart: %s\n"
+#~ msgstr "Tõrge taaskäivitamisel: %s\n"
+
+#~ msgid "Error setting clutter plugin list: %s\n"
+#~ msgstr "Viga clutteri pluginate nimekirja määramisel: %s\n"
+
+#~ msgid "Clutter Plugins"
+#~ msgstr "Clutteri pluginad"
+
+#~ msgid "Plugins to load for the Clutter-based compositing manager."
+#~ msgstr "Clutteril põhineva komposiitmontaažihalduri laadimise pluginad."
--- a/po/eu.po
+++ b/po/eu.po
--- a/po/fa.po
+++ b/po/fa.po
--- a/po/fi.po
+++ b/po/fi.po
--- a/po/fr.po
+++ b/po/fr.po
--- a/po/gl.po
+++ b/po/gl.po
--- a/po/gu.po
+++ b/po/gu.po
--- a/po/he.po
+++ b/po/he.po
--- 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/it.po
+++ b/po/it.po
--- a/po/ja.po
+++ b/po/ja.po
--- a/po/kn.po
+++ b/po/kn.po
--- a/po/ko.po
+++ b/po/ko.po
--- a/po/lt.po
+++ b/po/lt.po
--- a/po/lv.po
+++ b/po/lv.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
--- a/po/nl.po
+++ b/po/nl.po
--- a/po/or.po
+++ b/po/or.po
--- a/po/pa.po
+++ b/po/pa.po
--- a/po/pl.po
+++ b/po/pl.po
--- a/po/pt.po
+++ b/po/pt.po
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
--- a/po/ro.po
+++ b/po/ro.po
@@ -1944,33 +1944,6 @@ msgstr ""
 "Expresiile pentru coordonate %d parsate în %g secunde (o medie de %g "
 "secunde)\n"

-#: ../src/50-mutter-launchers.xml.in.h:1
-#, fuzzy
-msgid "Launchers"
-msgstr "Lansatori"
-
-#: ../src/50-mutter-navigation.xml.in.h:1
-#, fuzzy
-msgid "Navigation"
-msgstr "Navigare"
-
-#: ../src/50-mutter-screenshot.xml.in.h:1
-#, fuzzy
-#| msgid "Take a screenshot"
-msgid "Screenshots"
-msgstr "Capturi de ecran"
-
-#: ../src/50-mutter-system.xml.in.h:1
-#, fuzzy
-msgid "System"
-msgstr "Sistem"
-
-#: ../src/50-mutter-windows.xml.in.h:1
-#, fuzzy
-#| msgid "/_Windows"
-msgid "Windows"
-msgstr "Ferestre"
-
 #~ msgid "Window Management"
 #~ msgstr "Administrare ferestre"

--- a/po/ru.po
+++ b/po/ru.po
--- a/po/sl.po
+++ b/po/sl.po
--- a/po/sr.po
+++ b/po/sr.po
--- a/po/sr@latin.po
+++ b/po/sr@latin.po
--- a/po/sv.po
+++ b/po/sv.po
--- a/po/ta.po
+++ b/po/ta.po
--- a/po/te.po
+++ b/po/te.po
--- a/po/th.po
+++ b/po/th.po
--- a/po/tr.po
+++ b/po/tr.po
--- a/po/ug.po
+++ b/po/ug.po
--- a/po/uk.po
+++ b/po/uk.po
--- a/po/vi.po
+++ b/po/vi.po
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
--- a/po/zh_HK.po
+++ b/po/zh_HK.po
--- a/po/zh_TW.po
+++ b/po/zh_TW.po
--- a/src/50-mutter-navigation.xml.in
+++ b/src/50-mutter-navigation.xml.in
@@ -1,80 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<KeyListEntries schema="org.gnome.desktop.wm.keybindings"
-                group="system"
-                _name="Navigation"
-                wm_name="Mutter"
-                package="mutter">
-
-	<KeyListEntry name="move-to-workspace-1"
-	              _description="Move window to workspace 1" />
-
-	<KeyListEntry name="move-to-workspace-2"
-	              _description="Move window to workspace 2" />
-
-	<KeyListEntry name="move-to-workspace-3"
-	              _description="Move window to workspace 3" />
-
-	<KeyListEntry name="move-to-workspace-4"
-	              _description="Move window to workspace 4" />
-
-	<KeyListEntry name="move-to-workspace-left"
-	              _description="Move window one workspace to the left" />
-
-	<KeyListEntry name="move-to-workspace-right"
-	              _description="Move window one workspace to the right" />
-
-	<KeyListEntry name="move-to-workspace-up"
-	              _description="Move window one workspace up" />
-
-	<KeyListEntry name="move-to-workspace-down"
-	              _description="Move window one workspace down" />
-
-	<KeyListEntry name="switch-applications"
-	              _description="Switch applications"/>
-
-	<KeyListEntry name="switch-windows"
-	              _description="Switch windows"/>
-
-	<KeyListEntry name="switch-group"
-	              _description="Switch windows of an application"/>
-
-	<KeyListEntry name="switch-panels"
-	              _description="Switch system controls"/>
-
-	<KeyListEntry name="cycle-windows"
-	              _description="Switch windows directly"/>
-
-	<KeyListEntry name="cycle-group"
-	              _description="Switch windows of an app directly"/>
-
-	<KeyListEntry name="cycle-panels"
-	              _description="Switch system controls directly"/>
-
-	<KeyListEntry name="show-desktop"
-	              _description="Hide all normal windows"/>
-
-	<KeyListEntry name="switch-to-workspace-1"
-	              _description="Switch to workspace 1" />
-
-	<KeyListEntry name="switch-to-workspace-2"
-	              _description="Switch to workspace 2" />
-
-	<KeyListEntry name="switch-to-workspace-3"
-	              _description="Switch to workspace 3" />
-
-	<KeyListEntry name="switch-to-workspace-4"
-	              _description="Switch to workspace 4" />
-
-	<KeyListEntry name="switch-to-workspace-left"
-	              _description="Move to workspace left" />
-
-	<KeyListEntry name="switch-to-workspace-right"
-	              _description="Move to workspace right" />
-
-	<KeyListEntry name="switch-to-workspace-up"
-	              _description="Move to workspace above" />
-
-	<KeyListEntry name="switch-to-workspace-down"
-	              _description="Move to workspace below" />
-
-</KeyListEntries>
--- a/src/50-mutter-system.xml.in
+++ b/src/50-mutter-system.xml.in
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<KeyListEntries schema="org.gnome.desktop.wm.keybindings"
-                group="system"
-                _name="System"
-                wm_name="Mutter"
-                package="mutter">
-
-	<KeyListEntry name="panel-run-dialog" _description="Show the run command prompt"/>
-
-	<KeyListEntry name="panel-main-menu" _description="Show the activities overview"/>
-
-</KeyListEntries>
-
--- a/src/50-mutter-windows.xml.in
+++ b/src/50-mutter-windows.xml.in
@@ -1,50 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<KeyListEntries schema="org.gnome.desktop.wm.keybindings"
-                group="system"
-                _name="Windows"
-                wm_name="Mutter"
-                package="mutter">
-
-	<KeyListEntry name="activate-window-menu" _description="Activate the window menu"/>
-
-	<KeyListEntry name="toggle-fullscreen" _description="Toggle fullscreen mode"/>
-
-	<KeyListEntry name="toggle-maximized" _description="Toggle maximization state"/>
-
-	<KeyListEntry name="maximize" _description="Maximize window"/>
-
-	<KeyListEntry name="unmaximize" _description="Restore window"/>
-
-	<KeyListEntry name="toggle-shaded" _description="Toggle shaded state"/>
-
-	<KeyListEntry name="close" _description="Close window"/>
-
-	<KeyListEntry name="minimize" _description="Hide window"/>
-
-	<KeyListEntry name="begin-move" _description="Move window"/>
-
-	<KeyListEntry name="begin-resize" _description="Resize window"/>
-
-	<KeyListEntry name="toggle-on-all-workspaces"
-	              _description="Toggle window on all workspaces or one"/>
-
-	<KeyListEntry name="raise-or-lower" _description="Raise window if covered, otherwise lower it"/>
-
-	<KeyListEntry name="raise" _description="Raise window above other windows"/>
-
-	<KeyListEntry name="lower" _description="Lower window below other windows"/>
-
-	<KeyListEntry name="maximize-vertically" _description="Maximize window vertically"/>
-
-	<KeyListEntry name="maximize-horizontally" _description="Maximize window horizontally"/>
-
-	<KeyListEntry name="toggle-tiled-left"
-                      schema="org.gnome.mutter.keybindings"
-                      _description="View split on left"/>
-
-	<KeyListEntry name="toggle-tiled-right"
-                      schema="org.gnome.mutter.keybindings"
-                      _description="View split on right"/>
-
-</KeyListEntries>
-
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -6,9 +6,6 @@ lib_LTLIBRARIES = libmutter.la
 SUBDIRS=wm-tester tools compositor/plugins

 INCLUDES=								\
-	-DCLUTTER_ENABLE_EXPERIMENTAL_API				\
-	-DCOGL_ENABLE_EXPERIMENTAL_API					\
-	-DCOGL_ENABLE_EXPERIMENTAL_2_0_API                              \
 	$(MUTTER_CFLAGS)						\
 	-I$(srcdir)							\
 	-I$(srcdir)/core						\
@@ -30,30 +27,25 @@ INCLUDES=								\
 	-DGETTEXT_PACKAGE=\"$(GETTEXT_PACKAGE)\"

 mutter_built_sources = \
+	mutter-marshal.h \
+	mutter-marshal.c \
 	mutter-enum-types.h \
 	mutter-enum-types.c

 libmutter_la_SOURCES =				\
 	core/async-getprop.c			\
 	core/async-getprop.h			\
-	core/barrier.c				\
-	meta/barrier.h				\
 	core/bell.c				\
 	core/bell.h				\
 	core/boxes.c				\
 	core/boxes-private.h			\
 	meta/boxes.h				\
-	compositor/clutter-utils.c		\
-	compositor/clutter-utils.h		\
 	compositor/cogl-utils.c			\
 	compositor/cogl-utils.h			\
 	compositor/compositor.c			\
 	compositor/compositor-private.h		\
-	compositor/meta-background.c		\
 	compositor/meta-background-actor.c	\
 	compositor/meta-background-actor-private.h	\
-	compositor/meta-background-group.c	\
-	compositor/meta-background-group-private.h	\
 	compositor/meta-module.c		\
 	compositor/meta-module.h		\
 	compositor/meta-plugin.c		\
@@ -62,6 +54,7 @@ libmutter_la_SOURCES =				\
 	compositor/meta-shadow-factory.c	\
 	compositor/meta-shadow-factory-private.h	\
 	compositor/meta-shaped-texture.c	\
+	compositor/meta-shaped-texture.h	\
 	compositor/meta-texture-rectangle.c	\
 	compositor/meta-texture-rectangle.h	\
 	compositor/meta-texture-tower.c		\
@@ -75,9 +68,7 @@ libmutter_la_SOURCES =				\
 	compositor/region-utils.c		\
 	compositor/region-utils.h		\
 	meta/compositor.h			\
-	meta/meta-background.h			\
 	meta/meta-background-actor.h		\
-	meta/meta-background-group.h		\
 	meta/meta-plugin.h			\
 	meta/meta-shadow-factory.h		\
 	meta/meta-window-actor.h		\
@@ -142,6 +133,8 @@ libmutter_la_SOURCES =				\
 	core/core.h				\
 	ui/ui.h					\
 	inlinepixbufs.h				\
+	ui/fixedtip.c				\
+	ui/fixedtip.h				\
 	ui/frames.c				\
 	ui/frames.h				\
 	ui/menu.c				\
@@ -169,7 +162,6 @@ libmutter_la_LIBADD  = $(MUTTER_LIBS)
 # Headers installed for plugins; introspected information will
 # be extracted into Mutter-<version>.gir
 libmutterinclude_base_headers =		\
-	meta/barrier.h				\
 	meta/boxes.h				\
 	meta/common.h				\
 	meta/compositor-mutter.h		\
@@ -181,10 +173,7 @@ libmutterinclude_base_headers =		\
 	meta/keybindings.h			\
 	meta/main.h				\
 	meta/meta-background-actor.h		\
-	meta/meta-background-group.h		\
-	meta/meta-background.h			\
 	meta/meta-plugin.h			\
-	meta/meta-shaped-texture.h		\
 	meta/meta-shadow-factory.h		\
 	meta/meta-window-actor.h		\
 	meta/prefs.h				\
@@ -236,8 +225,8 @@ typelib_DATA = Meta-$(api_version).typelib
 INTROSPECTION_GIRS = Meta-$(api_version).gir

 Meta-$(api_version).gir: libmutter.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@_INCLUDES = GObject-2.0 GDesktopEnums-3.0 Gdk-3.0 Gtk-3.0 Clutter-1.0 xlib-2.0 xfixes-4.0
+@META_GIR@_PACKAGES = clutter-1.0 gtk+-3.0
@META_GIR@_CFLAGS = $(INCLUDES)
@META_GIR@_LIBS = libmutter.la
@META_GIR@_FILES =				\
@@ -272,13 +261,6 @@ wmproperties_in_files=mutter-wm.desktop.in
 wmproperties_files=$(wmproperties_in_files:.desktop.in=.desktop)
 wmproperties_DATA = $(wmproperties_files)

-xmldir       = @GNOME_KEYBINDINGS_KEYSDIR@
-xml_in_files = \
-        50-mutter-navigation.xml.in	\
-        50-mutter-system.xml.in		\
-        50-mutter-windows.xml.in
-xml_DATA     = $(xml_in_files:.xml.in=.xml)
-
 gsettings_SCHEMAS = org.gnome.mutter.gschema.xml
@INTLTOOL_XML_NOMERGE_RULE@
@GSETTINGS_RULES@
@@ -297,7 +279,6 @@ CLEANFILES =					\
 	mutter.desktop				\
 	mutter-wm.desktop			\
 	org.gnome.mutter.gschema.xml		\
-	$(xml_DATA)				\
 	$(mutter_built_sources)			\
 	$(typelib_DATA)				\
 	$(gir_DATA)
@@ -314,18 +295,38 @@ EXTRA_DIST=$(desktopfiles_files) 	\
 	$(IMAGES) 			\
 	$(desktopfiles_in_files)	\
 	$(wmproperties_in_files)	\
-	$(xml_in_files)			\
 	org.gnome.mutter.gschema.xml.in \
 	mutter-schemas.convert \
 	libmutter.pc.in \
 	mutter-plugins.pc.in  \
 	mutter-enum-types.h.in \
-	mutter-enum-types.c.in
+	mutter-enum-types.c.in \
+	mutter-marshal.list

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

+mutter-marshal.h: stamp-mutter-marshal.h
+	@true
+stamp-mutter-marshal.h: Makefile mutter-marshal.list
+	$(AM_V_GEN) $(GLIB_GENMARSHAL) \
+		--prefix=_mutter_marshal \
+		--header \
+	$(srcdir)/mutter-marshal.list > xgen-tmh && \
+	(cmp -s xgen-tmh mutter-marshal.h || cp -f xgen-tmh mutter-marshal.h) && \
+	rm -f xgen-tmh && \
+	echo timestamp > $(@F)
+
+mutter-marshal.c: Makefile mutter-marshal.list
+	 $(AM_V_GEN) (echo "#include \"mutter-marshal.h\"" ; \
+	 $(GLIB_GENMARSHAL) \
+		--prefix=_mutter_marshal \
+		--body \
+	 $(srcdir)/mutter-marshal.list ) > xgen-tmc && \
+	cp -f xgen-tmc mutter-marshal.c && \
+	rm -f xgen-tmc
+
 mutter-enum-types.h: stamp-mutter-enum-types.h Makefile
 	@true
 stamp-mutter-enum-types.h: $(libmutterinclude_base_headers) mutter-enum-types.h.in
--- a/src/compositor/clutter-utils.c
+++ b/src/compositor/clutter-utils.c
@@ -1,120 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-/*
- * Utilities for use with Cogl
- *
- * Copyright 2010 Red Hat, Inc.
- * Copyright 2010 Intel Corporation
- *
- * 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 "clutter-utils.h"
-#include <math.h>
-
-/* This file uses pixel-aligned region computation to determine what
- * can be clipped out. This only really works if everything is aligned
- * to the pixel grid - not scaled or rotated and at integer offsets.
- *
- * (This could be relaxed - if we turned off filtering for unscaled
- * windows then windows would be, by definition aligned to the pixel
- * grid. And for rectangular windows without a shape, the outline that
- * we draw for an unrotated window is always a rectangle because we
- * don't use antialasing for the window boundary - with or without
- * filtering, with or without a scale. But figuring out exactly
- * what pixels will be drawn by the graphics system in these cases
- * gets tricky, so we just go for the easiest part - no scale,
- * and at integer offsets.)
- *
- * The way we check for pixel-aligned is by looking at the
- * transformation into screen space of the allocation box of an actor
- * and and checking if the corners are "close enough" to integral
- * pixel values.
- */
-
-/* The definition of "close enough" to integral pixel values is
- * equality when we convert to 24.8 fixed-point.
- */
-static inline int
-round_to_fixed (float x)
-{
-  return roundf (x * 256);
-}
-
-/* This helper function checks if (according to our fixed point precision)
- * the vertices @verts form a box of width @widthf and height @heightf
- * located at integral coordinates. These coordinates are returned
- * in @x_origin and @y_origin.
- */
-gboolean
-meta_actor_vertices_are_untransformed (ClutterVertex *verts,
-                                       float          widthf,
-                                       float          heightf,
-                                       int           *x_origin,
-                                       int           *y_origin)
-{
-  int width, height;
-  int v0x, v0y, v1x, v1y, v2x, v2y, v3x, v3y;
-  int x, y;
-
-  width = round_to_fixed (widthf); height = round_to_fixed (heightf);
-
-  v0x = round_to_fixed (verts[0].x); v0y = round_to_fixed (verts[0].y);
-  v1x = round_to_fixed (verts[1].x); v1y = round_to_fixed (verts[1].y);
-  v2x = round_to_fixed (verts[2].x); v2y = round_to_fixed (verts[2].y);
-  v3x = round_to_fixed (verts[3].x); v3y = round_to_fixed (verts[3].y);
-
-  /* Using shifting for converting fixed => int, gets things right for
-   * negative values. / 256. wouldn't do the same
-   */
-  x = v0x >> 8;
-  y = v0y >> 8;
-
-  /* At integral coordinates? */
-  if (x * 256 != v0x || y * 256 != v0y)
-    return FALSE;
-
-  /* Not scaled? */
-  if (v1x - v0x != width || v2y - v0y != height)
-    return FALSE;
-
-  /* Not rotated/skewed? */
-  if (v0x != v2x || v0y != v1y ||
-      v3x != v1x || v3y != v2y)
-    return FALSE;
-
-  *x_origin = x;
-  *y_origin = y;
-
-  return TRUE;
-}
-
-/* Check if an actor is "untransformed" - which actually means transformed by
- * at most a integer-translation. The integer translation, if any, is returned.
- */
-gboolean
-meta_actor_is_untransformed (ClutterActor *actor,
-                             int          *x_origin,
-                             int          *y_origin)
-{
-  gfloat widthf, heightf;
-  ClutterVertex verts[4];
-
-  clutter_actor_get_size (actor, &widthf, &heightf);
-  clutter_actor_get_abs_allocation_vertices (actor, verts);
-
-  return meta_actor_vertices_are_untransformed (verts, widthf, heightf, x_origin, y_origin);
-}
-
--- a/src/compositor/clutter-utils.h
+++ b/src/compositor/clutter-utils.h
@@ -1,36 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-/*
- * Utilities for use with Clutter
- *
- * Copyright 2010 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_CLUTTER_UTILS_H__
-#define __META_CLUTTER_UTILS_H__
-
-#include <clutter/clutter.h>
-gboolean meta_actor_vertices_are_untransformed (ClutterVertex *verts,
-                                                float          widthf,
-                                                float          heightf,
-                                                int           *x_origin,
-                                                int           *y_origin);
-gboolean meta_actor_is_untransformed (ClutterActor *actor,
-                                      int          *x_origin,
-                                      int          *y_origin);
-
-#endif /* __META_CLUTTER_UTILS_H__ */
--- a/src/compositor/cogl-utils.c
+++ b/src/compositor/cogl-utils.c
@@ -21,7 +21,6 @@
 * 02111-1307, USA.
 */

-#include <clutter/clutter.h>
 #include "cogl-utils.h"

 /**
@@ -40,7 +39,7 @@
 *
 * Return value: (transfer full): a newly created Cogl texture
 */
-CoglTexture *
+CoglHandle
 meta_create_color_texture_4ub (guint8           red,
                               guint8           green,
                               guint8           blue,
@@ -69,45 +68,43 @@ meta_create_color_texture_4ub (guint8           red,
 /* Based on gnome-shell/src/st/st-private.c:_st_create_texture_material.c */

 /**
- * meta_create_texture_pipeline:
+ * meta_create_texture_material:
 * @src_texture: (allow-none): texture to use initially for the layer
 *
- * Creates a pipeline with a single layer. Using a common template
+ * Creates a material with a single layer. Using a common template
 * allows sharing a shader for different uses in Mutter. To share the same
- * shader with all other pipelines that are just texture plus opacity
+ * shader with all other materials that are just texture plus opacity
 * would require Cogl fixes.
 * (See http://bugzilla.clutter-project.org/show_bug.cgi?id=2425)
 *
- * Return value: (transfer full): a newly created #CoglPipeline
+ * Return value: (transfer full): a newly created Cogl material
 */
-CoglPipeline *
-meta_create_texture_pipeline (CoglTexture *src_texture)
+CoglHandle
+meta_create_texture_material (CoglHandle src_texture)
 {
-  static CoglPipeline *texture_pipeline_template = NULL;
-  CoglPipeline *pipeline;
+  static CoglHandle texture_material_template = COGL_INVALID_HANDLE;
+  CoglHandle material;

-  /* We use a pipeline that has a dummy texture as a base for all
-     texture pipelines. The idea is that only the Cogl texture object
+  /* We use a material that has a dummy texture as a base for all
+     texture materials. The idea is that only the Cogl texture object
     would be different in the children so it is likely that Cogl will
     be able to share GL programs between all the textures. */
-  if (G_UNLIKELY (texture_pipeline_template == NULL))
+  if (G_UNLIKELY (texture_material_template == COGL_INVALID_HANDLE))
    {
-      CoglTexture *dummy_texture;
-      CoglContext *ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
+      CoglHandle dummy_texture;

      dummy_texture = meta_create_color_texture_4ub (0xff, 0xff, 0xff, 0xff,
                                                     COGL_TEXTURE_NONE);

-
-      texture_pipeline_template = cogl_pipeline_new (ctx);
-      cogl_pipeline_set_layer_texture (texture_pipeline_template, 0, dummy_texture);
-      cogl_object_unref (dummy_texture);
+      texture_material_template = cogl_material_new ();
+      cogl_material_set_layer (texture_material_template, 0, dummy_texture);
+      cogl_handle_unref (dummy_texture);
    }

-  pipeline = cogl_pipeline_copy (texture_pipeline_template);
+  material = cogl_material_copy (texture_material_template);

-  if (src_texture != NULL)
-    cogl_pipeline_set_layer_texture (pipeline, 0, src_texture);
+  if (src_texture != COGL_INVALID_HANDLE)
+    cogl_material_set_layer (material, 0, src_texture);

-  return pipeline;
+  return material;
 }
--- a/src/compositor/cogl-utils.h
+++ b/src/compositor/cogl-utils.h
@@ -25,11 +25,11 @@

 #include <cogl/cogl.h>

-CoglTexture * meta_create_color_texture_4ub (guint8           red,
-                                             guint8           green,
-                                             guint8           blue,
-                                             guint8           alpha,
-                                             CoglTextureFlags flags);
-CoglPipeline * meta_create_texture_pipeline (CoglTexture *texture);
+CoglHandle meta_create_color_texture_4ub (guint8           red,
+                                          guint8           green,
+                                          guint8           blue,
+                                          guint8           alpha,
+                                          CoglTextureFlags flags);
+CoglHandle meta_create_texture_material  (CoglHandle src_texture);

 #endif /* __META_COGL_UTILS_H__ */
--- a/src/compositor/compositor-private.h
+++ b/src/compositor/compositor-private.h
@@ -18,6 +18,7 @@ struct _MetaCompositor
  MetaDisplay    *display;

  Atom            atom_x_root_pixmap;
+  Atom            atom_x_set_root;
  Atom            atom_net_wm_window_opacity;
  guint           repaint_func_id;

@@ -25,28 +26,22 @@ struct _MetaCompositor

  MetaPlugin     *modal_plugin;

-  gint64          server_time_query_time;
-  gint64          server_time_offset;
-
-  guint           server_time_is_monotonic_time : 1;
-  guint           show_redraw : 1;
-  guint           debug       : 1;
-  guint           no_mipmaps  : 1;
+  gboolean        show_redraw : 1;
+  gboolean        debug       : 1;
+  gboolean        no_mipmaps  : 1;
 };

 struct _MetaCompScreen
 {
  MetaScreen            *screen;

-  ClutterActor          *stage, *window_group, *top_window_group, *overlay_group;
+  ClutterActor          *stage, *window_group, *overlay_group;
  ClutterActor          *background_actor;
+  ClutterActor		*hidden_group;
  GList                 *windows;
  GHashTable            *windows_by_xid;
  Window                 output;

-  CoglOnscreen          *onscreen;
-  CoglFrameClosure      *frame_closure;
-
  /* Used for unredirecting fullscreen windows */
  guint                   disable_unredirect_count;
  MetaWindowActor             *unredirected_window;
@@ -59,10 +54,10 @@ struct _MetaCompScreen
  MetaPluginManager *plugin_mgr;
 };

-/* Wait 2ms after vblank before starting to draw next frame */
-#define META_SYNC_DELAY 2
-
 void meta_switch_workspace_completed (MetaScreen    *screen);
+void meta_set_stage_input_region     (MetaScreen    *screen,
+                                      XserverRegion  region);
+void meta_empty_stage_input_region   (MetaScreen    *screen);

 gboolean meta_begin_modal_for_plugin (MetaScreen       *screen,
                                      MetaPlugin       *plugin,
@@ -74,9 +69,6 @@ void     meta_end_modal_for_plugin   (MetaScreen       *screen,
                                      MetaPlugin       *plugin,
                                      guint32           timestamp);

-gint64 meta_compositor_monotonic_time_to_server_time (MetaDisplay *display,
-                                                      gint64       monotonic_time);
-
 void meta_check_end_modal (MetaScreen *screen);

 #endif /* META_COMPOSITOR_PRIVATE_H */
--- a/src/compositor/compositor.c
+++ b/src/compositor/compositor.c
@@ -4,7 +4,6 @@

 #include <clutter/x11/clutter-x11.h>

-#include "core.h"
 #include <meta/screen.h>
 #include <meta/errors.h>
 #include <meta/window.h>
@@ -13,11 +12,10 @@
 #include "xprops.h"
 #include <meta/prefs.h>
 #include <meta/main.h>
-#include <meta/meta-background-actor.h>
-#include <meta/meta-background-group.h>
 #include <meta/meta-shadow-factory.h>
 #include "meta-window-actor-private.h"
 #include "meta-window-group.h"
+#include "meta-background-actor-private.h"
 #include "window-private.h" /* to check window->hidden */
 #include "display-private.h" /* for meta_display_lookup_x_window() */
 #include <X11/extensions/shape.h>
@@ -118,6 +116,21 @@ process_property_notify (MetaCompositor	*compositor,
 {
  MetaWindowActor *window_actor;

+  if (event->atom == compositor->atom_x_root_pixmap)
+    {
+      GSList *l;
+
+      for (l = meta_display_get_screens (compositor->display); l; l = l->next)
+        {
+	  MetaScreen  *screen = l->data;
+          if (event->window == meta_screen_get_xroot (screen))
+            {
+              meta_background_actor_update (screen);
+              return;
+            }
+        }
+    }
+
  if (window == NULL)
    return;

@@ -144,28 +157,23 @@ get_output_window (MetaScreen *screen)
  Window       output, xroot;
  XWindowAttributes attr;
  long         event_mask;
-  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-  XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };

  xroot = meta_screen_get_xroot (screen);
+
+  event_mask = FocusChangeMask |
+               ExposureMask |
+               EnterWindowMask | LeaveWindowMask |
+	       PointerMotionMask |
+               PropertyChangeMask |
+               ButtonPressMask | ButtonReleaseMask |
+               KeyPressMask | KeyReleaseMask;
+
  output = XCompositeGetOverlayWindow (xdisplay, xroot);

-  meta_core_add_old_event_mask (xdisplay, output, &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, output, &mask, 1);
-
-  event_mask = ExposureMask | PropertyChangeMask;
  if (XGetWindowAttributes (xdisplay, output, &attr))
-    event_mask |= attr.your_event_mask;
+      {
+        event_mask |= attr.your_event_mask;
+      }

  XSelectInput (xdisplay, output, event_mask);

@@ -224,20 +232,24 @@ meta_get_window_group_for_screen (MetaScreen *screen)
 }

 /**
- * meta_get_top_window_group_for_screen:
+ * meta_get_background_actor_for_screen:
 * @screen: a #MetaScreen
 *
- * Returns: (transfer none): The top window group corresponding to @screen
+ * Gets the actor that draws the root window background under the windows.
+ * The root window background automatically tracks the image or color set
+ * by the environment.
+ *
+ * Returns: (transfer none): The background actor corresponding to @screen
 */
 ClutterActor *
-meta_get_top_window_group_for_screen (MetaScreen *screen)
+meta_get_background_actor_for_screen (MetaScreen *screen)
 {
  MetaCompScreen *info = meta_screen_get_compositor_data (screen);

  if (!info)
    return NULL;

-  return info->top_window_group;
+  return info->background_actor;
 }

 /**
@@ -346,23 +358,14 @@ meta_begin_modal_for_plugin (MetaScreen       *screen,

  if ((options & META_MODAL_POINTER_ALREADY_GRABBED) == 0)
    {
-      unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-      XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-
-      XISetMask (mask.mask, XI_ButtonPress);
-      XISetMask (mask.mask, XI_ButtonRelease);
-      XISetMask (mask.mask, XI_Enter);
-      XISetMask (mask.mask, XI_Leave);
-      XISetMask (mask.mask, XI_Motion);
-
-      result = XIGrabDevice (xdpy,
-                             META_VIRTUAL_CORE_POINTER_ID,
-                             grab_window,
-                             timestamp,
-                             cursor,
-                             XIGrabModeAsync, XIGrabModeAsync,
+      result = XGrabPointer (xdpy, grab_window,
                             False, /* owner_events */
-                             &mask);
+                             (ButtonPressMask | ButtonReleaseMask |
+                              EnterWindowMask | LeaveWindowMask | PointerMotionMask),
+                             GrabModeAsync, GrabModeAsync,
+                             None, /* confine to */
+                             cursor,
+                             timestamp);
      if (result != Success)
        goto fail;

@@ -371,20 +374,10 @@ meta_begin_modal_for_plugin (MetaScreen       *screen,

  if ((options & META_MODAL_KEYBOARD_ALREADY_GRABBED) == 0)
    {
-      unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-      XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-
-      XISetMask (mask.mask, XI_KeyPress);
-      XISetMask (mask.mask, XI_KeyRelease);
-
-      result = XIGrabDevice (xdpy,
-                             META_VIRTUAL_CORE_KEYBOARD_ID,
-                             grab_window,
-                             timestamp,
-                             None,
-                             XIGrabModeAsync, XIGrabModeAsync,
-                             False, /* owner_events */
-                             &mask);
+      result = XGrabKeyboard (xdpy, grab_window,
+                              False, /* owner_events */
+                              GrabModeAsync, GrabModeAsync,
+                              timestamp);

      if (result != Success)
        goto fail;
@@ -404,9 +397,9 @@ meta_begin_modal_for_plugin (MetaScreen       *screen,

 fail:
  if (pointer_grabbed)
-    XIUngrabDevice (xdpy, META_VIRTUAL_CORE_POINTER_ID, timestamp);
+    XUngrabPointer (xdpy, timestamp);
  if (keyboard_grabbed)
-    XIUngrabDevice (xdpy, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
+    XUngrabKeyboard (xdpy, timestamp);

  return FALSE;
 }
@@ -422,8 +415,8 @@ meta_end_modal_for_plugin (MetaScreen     *screen,

  g_return_if_fail (compositor->modal_plugin == plugin);

-  XIUngrabDevice (xdpy, META_VIRTUAL_CORE_POINTER_ID, timestamp);
-  XIUngrabDevice (xdpy, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
+  XUngrabPointer (xdpy, timestamp);
+  XUngrabKeyboard (xdpy, timestamp);

  display->grab_op = META_GRAB_OP_NONE;
  display->grab_window = NULL;
@@ -452,16 +445,6 @@ meta_check_end_modal (MetaScreen *screen)
    }
 }

-static void
-after_stage_paint (ClutterActor   *stage,
-                   MetaCompScreen *info)
-{
-  GList *l;
-
-  for (l = info->windows; l; l = l->next)
-    meta_window_actor_post_paint (l->data);
-}
-
 void
 meta_compositor_manage_screen (MetaCompositor *compositor,
                               MetaScreen     *screen)
@@ -473,6 +456,8 @@ meta_compositor_manage_screen (MetaCompositor *compositor,
  Window          xroot         = meta_screen_get_xroot (screen);
  Window          xwin;
  gint            width, height;
+  XWindowAttributes attr;
+  long            event_mask;
  guint           n_retries;
  guint           max_retries;

@@ -530,56 +515,49 @@ meta_compositor_manage_screen (MetaCompositor *compositor,

  meta_screen_set_cm_selection (screen);

-  info->stage = clutter_stage_new ();
-  g_signal_connect_after (info->stage, "paint",
-                          G_CALLBACK (after_stage_paint), info);
-
-  clutter_stage_set_sync_delay (CLUTTER_STAGE (info->stage), META_SYNC_DELAY);
+  info->stage = clutter_stage_get_default ();

  meta_screen_get_size (screen, &width, &height);
-  clutter_actor_realize (info->stage);
+  clutter_actor_set_size (info->stage, width, height);

  xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));

-  XResizeWindow (xdisplay, xwin, width, height);
+  event_mask = FocusChangeMask |
+               ExposureMask |
+               EnterWindowMask | LeaveWindowMask |
+               PointerMotionMask |
+               PropertyChangeMask |
+               ButtonPressMask | ButtonReleaseMask |
+               KeyPressMask | KeyReleaseMask |
+               StructureNotifyMask;

-  {
-    long event_mask;
-    unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
-    XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
-    XWindowAttributes attr;
+  if (XGetWindowAttributes (xdisplay, xwin, &attr))
+      {
+        event_mask |= attr.your_event_mask;
+      }

-    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);
-  }
+  XSelectInput (xdisplay, xwin, event_mask);

  info->window_group = meta_window_group_new (screen);
-  info->top_window_group = meta_window_group_new (screen);
+  info->background_actor = meta_background_actor_new_for_screen (screen);
  info->overlay_group = clutter_group_new ();
+  info->hidden_group = clutter_group_new ();
+
+  clutter_container_add (CLUTTER_CONTAINER (info->window_group),
+                         info->background_actor,
+                         NULL);

  clutter_container_add (CLUTTER_CONTAINER (info->stage),
                         info->window_group,
-                         info->top_window_group,
                         info->overlay_group,
+			 info->hidden_group,
                         NULL);

-  info->plugin_mgr = meta_plugin_manager_new (screen);
+  clutter_actor_hide (info->hidden_group);
+
+  info->plugin_mgr =
+    meta_plugin_manager_get (screen);
+  meta_plugin_manager_initialize (info->plugin_mgr);

  /*
   * Delay the creation of the overlay window as long as we can, to avoid
@@ -710,53 +688,25 @@ meta_compositor_remove_window (MetaCompositor *compositor,
 }

 void
-meta_compositor_set_updates_frozen (MetaCompositor *compositor,
-                                    MetaWindow     *window,
-                                    gboolean        updates_frozen)
+meta_compositor_set_updates (MetaCompositor *compositor,
+                             MetaWindow     *window,
+                             gboolean        updates)
 {
-  MetaWindowActor *window_actor;
-
-  DEBUG_TRACE ("meta_compositor_set_updates_frozen\n");
-  window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (window));
-  if (!window_actor)
-    return;
-
-  meta_window_actor_set_updates_frozen (window_actor, updates_frozen);
-}
-
-void
-meta_compositor_queue_frame_drawn (MetaCompositor *compositor,
-                                   MetaWindow     *window,
-                                   gboolean        no_delay_frame)
-{
-  MetaWindowActor *window_actor;
-
-  DEBUG_TRACE ("meta_compositor_queue_frame_drawn\n");
-  window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (window));
-  if (!window_actor)
-    return;
-
-  meta_window_actor_queue_frame_drawn (window_actor, no_delay_frame);
 }

 static gboolean
-is_grabbed_event (MetaDisplay *display,
-                  XEvent      *event)
+is_grabbed_event (XEvent *event)
 {
-  if (event->type == GenericEvent &&
-      event->xcookie.extension == display->xinput_opcode)
+  switch (event->xany.type)
    {
-      XIEvent *xev = (XIEvent *) event->xcookie.data;
-
-      switch (xev->evtype)
-        {
-        case XI_Motion:
-        case XI_ButtonPress:
-        case XI_ButtonRelease:
-        case XI_KeyPress:
-        case XI_KeyRelease:
-          return TRUE;
-        }
+    case ButtonPress:
+    case ButtonRelease:
+    case EnterNotify:
+    case LeaveNotify:
+    case MotionNotify:
+    case KeyPress:
+    case KeyRelease:
+      return TRUE;
    }

  return FALSE;
@@ -771,52 +721,6 @@ meta_compositor_window_shape_changed (MetaCompositor *compositor,
  meta_window_actor_update_shape (window_actor);
 }

-/* Clutter makes the assumption that there is only one X window
- * per stage, which is a valid assumption to make for a generic
- * application toolkit. As such, it will ignore any events sent
- * to the a stage that isn't its X window.
- *
- * When a user clicks on what she thinks is the wallpaper, she
- * is actually clicking on the guard window, which is an entirely
- * separate top-level override-redirect window in the hierarchy.
- * We want to recieve events on this guard window so that users
- * can right-click on the background actor. We do this by telling
- * Clutter a little white lie, by transforming clicks on the guard
- * window to become clicks on the stage window, allowing Clutter
- * to process the event normally.
- */
-static void
-maybe_spoof_guard_window_event_as_stage_event (MetaCompScreen *info,
-                                               XEvent         *event)
-{
-  MetaDisplay *display = meta_screen_get_display (info->screen);
-
-  if (event->type == GenericEvent &&
-      event->xcookie.extension == display->xinput_opcode)
-    {
-      XIEvent *input_event = (XIEvent *) event->xcookie.data;
-
-      /* Only care about pointer events for now. */
-      switch (input_event->evtype)
-        {
-        case XI_Motion:
-        case XI_ButtonPress:
-        case XI_ButtonRelease:
-          {
-            XIDeviceEvent *device_event = ((XIDeviceEvent *) input_event);
-            if (device_event->event == info->screen->guard_window)
-              {
-                Window xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (info->stage));
-                device_event->event = xwin;
-              }
-          }
-          break;
-        default:
-          break;
-        }
-    }
-}
-
 /**
 * meta_compositor_process_event: (skip)
 *
@@ -826,7 +730,7 @@ meta_compositor_process_event (MetaCompositor *compositor,
                               XEvent         *event,
                               MetaWindow     *window)
 {
-  if (compositor->modal_plugin && is_grabbed_event (compositor->display, event))
+  if (compositor->modal_plugin && is_grabbed_event (event))
    {
      MetaPluginClass *klass = META_PLUGIN_GET_CLASS (compositor->modal_plugin);

@@ -865,8 +769,6 @@ meta_compositor_process_event (MetaCompositor *compositor,

 	  info = meta_screen_get_compositor_data (screen);

-          maybe_spoof_guard_window_event_as_stage_event (info, event);
-
 	  if (meta_plugin_manager_xevent_filter (info->plugin_mgr, event))
 	    {
 	      DEBUG_TRACE ("meta_compositor_process_event (filtered,window==NULL)\n");
@@ -913,19 +815,6 @@ meta_compositor_process_event (MetaCompositor *compositor,
  return FALSE;
 }

-gboolean
-meta_compositor_filter_keybinding (MetaCompositor *compositor,
-                                   MetaScreen     *screen,
-                                   MetaKeyBinding *binding)
-{
-  MetaCompScreen *info = meta_screen_get_compositor_data (screen);
-
-  if (info->plugin_mgr)
-    return meta_plugin_manager_filter_keybinding (info->plugin_mgr, binding);
-
-  return FALSE;
-}
-
 void
 meta_compositor_show_window (MetaCompositor *compositor,
 			     MetaWindow	    *window,
@@ -980,6 +869,29 @@ meta_compositor_unmaximize_window (MetaCompositor    *compositor,
  meta_window_actor_unmaximize (window_actor, old_rect, new_rect);
 }

+void
+meta_compositor_update_workspace_geometry (MetaCompositor *compositor,
+                                           MetaWorkspace  *workspace)
+{
+#if 0
+  /* FIXME -- should do away with this function in favour of MetaWorkspace
+   * signal.
+   */
+  MetaScreen     *screen = meta_workspace_get_screen (workspace);
+  MetaCompScreen *info;
+  MetaPluginManager *mgr;
+
+  DEBUG_TRACE ("meta_compositor_update_workspace_geometry\n");
+  info = meta_screen_get_compositor_data (screen);
+  mgr  = info->plugin_mgr;
+
+  if (!mgr || !workspace)
+    return;
+
+  meta_plugin_manager_update_workspace (mgr, workspace);
+#endif
+}
+
 void
 meta_compositor_switch_workspace (MetaCompositor     *compositor,
                                  MetaScreen         *screen,
@@ -1022,11 +934,8 @@ static void
 sync_actor_stacking (MetaCompScreen *info)
 {
  GList *children;
-  GList *expected_window_node;
  GList *tmp;
  GList *old;
-  GList *backgrounds;
-  gboolean has_windows;
  gboolean reordered;

  /* NB: The first entries in the lists are stacked the lowest */
@@ -1038,48 +947,49 @@ sync_actor_stacking (MetaCompScreen *info)
  children = clutter_container_get_children (CLUTTER_CONTAINER (info->window_group));
  reordered = FALSE;

+  old = children;
+
  /* We allow for actors in the window group other than the actors we
   * know about, but it's up to a plugin to try and keep them stacked correctly
   * (we really need extra API to make that reliable.)
   */

-  /* First we collect a list of all backgrounds, and check if they're at the
-   * bottom. Then we check if the window actors are in the correct sequence */
-  backgrounds = NULL;
-  expected_window_node = info->windows;
-  for (old = children; old != NULL; old = old->next)
+  /* Of the actors we know, the bottom actor should be the background actor */
+
+  while (old && old->data != info->background_actor && !META_IS_WINDOW_ACTOR (old->data))
+    old = old->next;
+  if (old == NULL || old->data != info->background_actor)
    {
-      ClutterActor *actor = old->data;
-
-      if (META_IS_BACKGROUND_GROUP (actor) ||
-          META_IS_BACKGROUND_ACTOR (actor))
-        {
-          backgrounds = g_list_prepend (backgrounds, actor);
-
-          if (has_windows)
-            reordered = TRUE;
-        }
-      else if (META_IS_WINDOW_ACTOR (actor) && !reordered)
-        {
-          has_windows = TRUE;
-
-          if (expected_window_node != NULL && actor == expected_window_node->data)
-            expected_window_node = expected_window_node->next;
-          else
-            reordered = TRUE;
-        }
+      reordered = TRUE;
+      goto done_with_check;
    }

+  /* Then the window actors should follow in sequence */
+
+  old = old->next;
+  for (tmp = info->windows; tmp != NULL; tmp = tmp->next)
+    {
+      while (old && !META_IS_WINDOW_ACTOR (old->data))
+        old = old->next;
+
+      /* old == NULL: someone reparented a window out of the window group,
+       * order undefined, always restack */
+      if (old == NULL || old->data != tmp->data)
+        {
+          reordered = TRUE;
+          goto done_with_check;
+        }
+
+      old = old->next;
+    }
+
+ done_with_check:
+
  g_list_free (children);

  if (!reordered)
-    {
-      g_list_free (backgrounds);
-      return;
-    }
+    return;

-  /* reorder the actors by lowering them in turn to the bottom of the stack.
-   * windows first, then background */
  for (tmp = g_list_last (info->windows); tmp != NULL; tmp = tmp->prev)
    {
      MetaWindowActor *window_actor = tmp->data;
@@ -1087,16 +997,7 @@ sync_actor_stacking (MetaCompScreen *info)
      clutter_actor_lower_bottom (CLUTTER_ACTOR (window_actor));
    }

-  /* we prepended the backgrounds above so the last actor in the list
-   * should get lowered to the bottom last.
-   */
-  for (tmp = backgrounds; tmp != NULL; tmp = tmp->next)
-    {
-      ClutterActor *actor = tmp->data;
-
-      clutter_actor_lower_bottom (CLUTTER_ACTOR (actor));
-    }
-  g_list_free (backgrounds);
+  clutter_actor_lower_bottom (info->background_actor);
 }

 void
@@ -1217,8 +1118,7 @@ meta_compositor_window_unmapped (MetaCompositor *compositor,

 void
 meta_compositor_sync_window_geometry (MetaCompositor *compositor,
-				      MetaWindow *window,
-                                      gboolean did_placement)
+				      MetaWindow *window)
 {
  MetaWindowActor *window_actor = META_WINDOW_ACTOR (meta_window_get_compositor_private (window));
  MetaScreen      *screen = meta_window_get_screen (window);
@@ -1230,7 +1130,7 @@ meta_compositor_sync_window_geometry (MetaCompositor *compositor,
  if (!window_actor)
    return;

-  meta_window_actor_sync_actor_geometry (window_actor, did_placement);
+  meta_window_actor_sync_actor_position (window_actor);
 }

 void
@@ -1239,66 +1139,20 @@ 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;
+  MetaCompScreen *info = meta_screen_get_compositor_data (screen);

  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));
+  clutter_actor_set_size (info->stage, width, height);

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

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

-static void
-frame_callback (CoglOnscreen  *onscreen,
-                CoglFrameEvent event,
-                CoglFrameInfo *frame_info,
-                void          *user_data)
-{
-  MetaCompScreen *info = user_data;
-  GList *l;
-
-  if (event == COGL_FRAME_EVENT_COMPLETE)
-    {
-      gint64 presentation_time_cogl = cogl_frame_info_get_presentation_time (frame_info);
-      gint64 presentation_time;
-
-      if (presentation_time_cogl != 0)
-        {
-          /* Cogl reports presentation in terms of its own clock, which is
-           * guaranteed to be in nanoseconds but with no specified base. The
-           * normal case with the open source GPU drivers on Linux 3.8 and
-           * newer is that the base of cogl_get_clock_time() is that of
-           * clock_gettime(CLOCK_MONOTONIC), so the same as g_get_monotonic_time),
-           * but there's no exposure of that through the API. clock_gettime()
-           * is fairly fast, so calling it twice and subtracting to get a
-           * nearly-zero number is acceptable, if a litle ugly.
-           */
-          CoglContext *context = cogl_framebuffer_get_context (COGL_FRAMEBUFFER (onscreen));
-          gint64 current_cogl_time = cogl_get_clock_time (context);
-          gint64 current_monotonic_time = g_get_monotonic_time ();
-
-          presentation_time =
-            current_monotonic_time + (presentation_time_cogl - current_cogl_time) / 1000;
-        }
-      else
-        {
-          presentation_time = 0;
-        }
-
-      for (l = info->windows; l; l = l->next)
-        meta_window_actor_frame_complete (l->data, frame_info, presentation_time);
-    }
-}
-
 static void
 pre_paint_windows (MetaCompScreen *info)
 {
@@ -1306,15 +1160,6 @@ pre_paint_windows (MetaCompScreen *info)
  MetaWindowActor *top_window;
  MetaWindowActor *expected_unredirected_window = NULL;

-  if (info->onscreen == NULL)
-    {
-      info->onscreen = COGL_ONSCREEN (cogl_get_draw_framebuffer ());
-      info->frame_closure = cogl_onscreen_add_frame_callback (info->onscreen,
-                                                              frame_callback,
-                                                              info,
-                                                              NULL);
-    }
-
  if (info->windows == NULL)
    return;

@@ -1396,6 +1241,7 @@ meta_compositor_new (MetaDisplay *display)
 {
  char *atom_names[] = {
    "_XROOTPMAP_ID",
+    "_XSETROOT_ID",
    "_NET_WM_WINDOW_OPACITY",
  };
  Atom                   atoms[G_N_ELEMENTS(atom_names)];
@@ -1422,7 +1268,8 @@ meta_compositor_new (MetaDisplay *display)
                    compositor);

  compositor->atom_x_root_pixmap = atoms[0];
-  compositor->atom_net_wm_window_opacity = atoms[1];
+  compositor->atom_x_set_root = atoms[1];
+  compositor->atom_net_wm_window_opacity = atoms[2];

  compositor->repaint_func_id = clutter_threads_add_repaint_func (meta_repaint_func,
                                                                  compositor,
@@ -1517,51 +1364,3 @@ meta_compositor_flash_screen (MetaCompositor *compositor,
                         "signal-after::completed", flash_in_completed, flash,
                         NULL);
 }
-
-/**
- * meta_compositor_monotonic_time_to_server_time:
- * @display: a #MetaDisplay
- * @monotonic_time: time in the units of g_get_monotonic_time()
- *
- * _NET_WM_FRAME_DRAWN and _NET_WM_FRAME_TIMINGS messages represent time
- * as a "high resolution server time" - this is the server time interpolated
- * to microsecond resolution. The advantage of this time representation
- * is that if  X server is running on the same computer as a client, and
- * the Xserver uses 'clock_gettime(CLOCK_MONOTONIC, ...)' for the server
- * time, the client can detect this, and all such clients will share a
- * a time representation with high accuracy. If there is not a common
- * time source, then the time synchronization will be less accurate.
- */
-gint64
-meta_compositor_monotonic_time_to_server_time (MetaDisplay *display,
-                                               gint64       monotonic_time)
-{
-  MetaCompositor *compositor = display->compositor;
-
-  if (compositor->server_time_query_time == 0 ||
-      (!compositor->server_time_is_monotonic_time &&
-       monotonic_time > compositor->server_time_query_time + 10*1000*1000)) /* 10 seconds */
-    {
-      guint32 server_time = meta_display_get_current_time_roundtrip (display);
-      gint64 server_time_usec = (gint64)server_time * 1000;
-      gint64 current_monotonic_time = g_get_monotonic_time ();
-      compositor->server_time_query_time = current_monotonic_time;
-
-      /* If the server time is within a second of the monotonic time,
-       * we assume that they are identical. This seems like a big margin,
-       * but we want to be as robust as possible even if the system
-       * is under load and our processing of the server response is
-       * delayed.
-       */
-      if (server_time_usec > current_monotonic_time - 1000*1000 &&
-          server_time_usec < current_monotonic_time + 1000*1000)
-        compositor->server_time_is_monotonic_time = TRUE;
-
-      compositor->server_time_offset = server_time_usec - current_monotonic_time;
-    }
-
-  if (compositor->server_time_is_monotonic_time)
-    return monotonic_time;
-  else
-    return monotonic_time + compositor->server_time_offset;
-}
--- a/src/compositor/meta-background-actor-private.h
+++ b/src/compositor/meta-background-actor-private.h
@@ -9,6 +9,7 @@
 void meta_background_actor_set_visible_region  (MetaBackgroundActor *self,
                                                cairo_region_t      *visible_region);

-cairo_region_t *meta_background_actor_get_visible_region (MetaBackgroundActor *self);
+void meta_background_actor_update              (MetaScreen *screen);
+void meta_background_actor_screen_size_changed (MetaScreen *screen);

 #endif /* META_BACKGROUND_ACTOR_PRIVATE_H */
--- a/src/compositor/meta-background-actor.c
+++ b/src/compositor/meta-background-actor.c
@@ -25,33 +25,233 @@

 #include <config.h>

+#define COGL_ENABLE_EXPERIMENTAL_API
 #include <cogl/cogl-texture-pixmap-x11.h>

-#include <clutter/clutter.h>
-
 #include <X11/Xatom.h>

 #include "cogl-utils.h"
 #include "compositor-private.h"
 #include <meta/errors.h>
-#include <meta/meta-background.h>
 #include "meta-background-actor-private.h"

+/* We allow creating multiple MetaBackgroundActors for the same MetaScreen to
+ * allow different rendering options to be set for different copies.
+ * But we want to share the same underlying CoglTexture for efficiency and
+ * to avoid driver bugs that might occur if we created multiple CoglTexturePixmaps
+ * for the same pixmap.
+ *
+ * This structure holds common information.
+ */
+typedef struct _MetaScreenBackground MetaScreenBackground;
+
+struct _MetaScreenBackground
+{
+  MetaScreen *screen;
+  GSList *actors;
+
+  float texture_width;
+  float texture_height;
+  CoglHandle texture;
+  CoglMaterialWrapMode wrap_mode;
+  guint have_pixmap : 1;
+};
+
 struct _MetaBackgroundActorPrivate
 {
+  MetaScreenBackground *background;
+  CoglHandle material;
  cairo_region_t *visible_region;
+  float dim_factor;
 };

+enum
+{
+  PROP_0,
+
+  PROP_DIM_FACTOR,
+
+  PROP_LAST
+};
+
+static GParamSpec *obj_props[PROP_LAST];
+
 G_DEFINE_TYPE (MetaBackgroundActor, meta_background_actor, CLUTTER_TYPE_ACTOR);

+static void set_texture                (MetaScreenBackground *background,
+                                        CoglHandle            texture);
+static void set_texture_to_stage_color (MetaScreenBackground *background);
+
+static void
+on_notify_stage_color (GObject              *stage,
+                       GParamSpec           *pspec,
+                       MetaScreenBackground *background)
+{
+  if (!background->have_pixmap)
+    set_texture_to_stage_color (background);
+}
+
+static void
+free_screen_background (MetaScreenBackground *background)
+{
+  set_texture (background, COGL_INVALID_HANDLE);
+
+  if (background->screen != NULL)
+    {
+      ClutterActor *stage = meta_get_stage_for_screen (background->screen);
+      g_signal_handlers_disconnect_by_func (stage,
+                                            (gpointer) on_notify_stage_color,
+                                            background);
+      background->screen = NULL;
+    }
+}
+
+static MetaScreenBackground *
+meta_screen_background_get (MetaScreen *screen)
+{
+  MetaScreenBackground *background;
+
+  background = g_object_get_data (G_OBJECT (screen), "meta-screen-background");
+  if (background == NULL)
+    {
+      ClutterActor *stage;
+
+      background = g_new0 (MetaScreenBackground, 1);
+
+      background->screen = screen;
+      g_object_set_data_full (G_OBJECT (screen), "meta-screen-background",
+                              background, (GDestroyNotify) free_screen_background);
+
+      stage = meta_get_stage_for_screen (screen);
+      g_signal_connect (stage, "notify::color",
+                        G_CALLBACK (on_notify_stage_color), background);
+
+      meta_background_actor_update (screen);
+    }
+
+  return background;
+}
+
+static void
+update_wrap_mode_of_actor (MetaBackgroundActor *self)
+{
+  MetaBackgroundActorPrivate *priv = self->priv;
+
+  cogl_material_set_layer_wrap_mode (priv->material, 0, priv->background->wrap_mode);
+}
+
+static void
+update_wrap_mode (MetaScreenBackground *background)
+{
+  GSList *l;
+  int width, height;
+
+  meta_screen_get_size (background->screen, &width, &height);
+
+  /* We turn off repeating when we have a full-screen pixmap to keep from
+   * getting artifacts from one side of the image sneaking into the other
+   * side of the image via bilinear filtering.
+   */
+  if (width == background->texture_width && height == background->texture_height)
+    background->wrap_mode = COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE;
+  else
+    background->wrap_mode = COGL_MATERIAL_WRAP_MODE_REPEAT;
+
+  for (l = background->actors; l; l = l->next)
+    update_wrap_mode_of_actor (l->data);
+}
+
+static void
+set_texture_on_actor (MetaBackgroundActor *self)
+{
+  MetaBackgroundActorPrivate *priv = self->priv;
+  MetaDisplay *display = meta_screen_get_display (priv->background->screen);
+
+  /* This may trigger destruction of an old texture pixmap, which, if
+   * the underlying X pixmap is already gone has the tendency to trigger
+   * X errors inside DRI. For safety, trap errors */
+  meta_error_trap_push (display);
+  cogl_material_set_layer (priv->material, 0, priv->background->texture);
+  meta_error_trap_pop (display);
+
+  clutter_actor_queue_redraw (CLUTTER_ACTOR (self));
+}
+
+static void
+set_texture (MetaScreenBackground *background,
+             CoglHandle            texture)
+{
+  MetaDisplay *display = meta_screen_get_display (background->screen);
+  GSList *l;
+
+  /* This may trigger destruction of an old texture pixmap, which, if
+   * the underlying X pixmap is already gone has the tendency to trigger
+   * X errors inside DRI. For safety, trap errors */
+  meta_error_trap_push (display);
+  if (background->texture != COGL_INVALID_HANDLE)
+    {
+      cogl_handle_unref (background->texture);
+      background->texture = COGL_INVALID_HANDLE;
+    }
+  meta_error_trap_pop (display);
+
+  if (texture != COGL_INVALID_HANDLE)
+    background->texture = cogl_handle_ref (texture);
+
+  background->texture_width = cogl_texture_get_width (background->texture);
+  background->texture_height = cogl_texture_get_height (background->texture);
+
+  for (l = background->actors; l; l = l->next)
+    set_texture_on_actor (l->data);
+
+  update_wrap_mode (background);
+}
+
+/* Sets our material to paint with a 1x1 texture of the stage's background
+ * color; doing this when we have no pixmap allows the application to turn
+ * off painting the stage. There might be a performance benefit to
+ * painting in this case with a solid color, but the normal solid color
+ * case is a 1x1 root pixmap, so we'd have to reverse-engineer that to
+ * actually pick up the (small?) performance win. This is just a fallback.
+ */
+static void
+set_texture_to_stage_color (MetaScreenBackground *background)
+{
+  ClutterActor *stage = meta_get_stage_for_screen (background->screen);
+  ClutterColor color;
+  CoglHandle texture;
+
+  clutter_stage_get_color (CLUTTER_STAGE (stage), &color);
+
+  /* Slicing will prevent COGL from using hardware texturing for
+   * the tiled 1x1 pixmap, and will cause it to draw the window
+   * background in millions of separate 1x1 rectangles */
+  texture = meta_create_color_texture_4ub (color.red, color.green,
+                                           color.blue, 0xff,
+                                           COGL_TEXTURE_NO_SLICING);
+  set_texture (background, texture);
+  cogl_handle_unref (texture);
+}
+
 static void
 meta_background_actor_dispose (GObject *object)
 {
  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (object);
+  MetaBackgroundActorPrivate *priv = self->priv;

  meta_background_actor_set_visible_region (self, NULL);

-  G_OBJECT_CLASS (meta_background_actor_parent_class)->dispose (object);
+  if (priv->background != NULL)
+    {
+      priv->background->actors = g_slist_remove (priv->background->actors, self);
+      priv->background = NULL;
+    }
+
+  if (priv->material != COGL_INVALID_HANDLE)
+    {
+      cogl_handle_unref (priv->material);
+      priv->material = COGL_INVALID_HANDLE;
+    }
 }

 static void
@@ -60,15 +260,11 @@ meta_background_actor_get_preferred_width (ClutterActor *actor,
                                           gfloat       *min_width_p,
                                           gfloat       *natural_width_p)
 {
-  ClutterContent *content;
-  gfloat width;
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (actor);
+  MetaBackgroundActorPrivate *priv = self->priv;
+  int width, height;

-  content = clutter_actor_get_content (actor);
-
-  if (content)
-    clutter_content_get_preferred_size (content, &width, NULL);
-  else
-    width = 0;
+  meta_screen_get_size (priv->background->screen, &width, &height);

  if (min_width_p)
    *min_width_p = width;
@@ -83,15 +279,11 @@ meta_background_actor_get_preferred_height (ClutterActor *actor,
                                            gfloat       *natural_height_p)

 {
-  ClutterContent *content;
-  gfloat height;
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (actor);
+  MetaBackgroundActorPrivate *priv = self->priv;
+  int width, height;

-  content = clutter_actor_get_content (actor);
-
-  if (content)
-    clutter_content_get_preferred_size (content, NULL, &height);
-  else
-    height = 0;
+  meta_screen_get_size (priv->background->screen, &width, &height);

  if (min_height_p)
    *min_height_p = height;
@@ -99,19 +291,64 @@ meta_background_actor_get_preferred_height (ClutterActor *actor,
    *natural_height_p = height;
 }

+static void
+meta_background_actor_paint (ClutterActor *actor)
+{
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (actor);
+  MetaBackgroundActorPrivate *priv = self->priv;
+  guint8 opacity = clutter_actor_get_paint_opacity (actor);
+  guint8 color_component;
+  int width, height;
+
+  meta_screen_get_size (priv->background->screen, &width, &height);
+
+  color_component = (int)(0.5 + opacity * priv->dim_factor);
+
+  cogl_material_set_color4ub (priv->material,
+                              color_component,
+                              color_component,
+                              color_component,
+                              opacity);
+
+  cogl_set_source (priv->material);
+
+  if (priv->visible_region)
+    {
+      int n_rectangles = cairo_region_num_rectangles (priv->visible_region);
+      int i;
+
+      for (i = 0; i < n_rectangles; i++)
+        {
+          cairo_rectangle_int_t rect;
+          cairo_region_get_rectangle (priv->visible_region, i, &rect);
+
+          cogl_rectangle_with_texture_coords (rect.x, rect.y,
+                                              rect.x + rect.width, rect.y + rect.height,
+                                              rect.x / priv->background->texture_width,
+                                              rect.y / priv->background->texture_height,
+                                              (rect.x + rect.width) / priv->background->texture_width,
+                                              (rect.y + rect.height) / priv->background->texture_height);
+        }
+    }
+  else
+    {
+      cogl_rectangle_with_texture_coords (0.0f, 0.0f,
+                                          width, height,
+                                          0.0f, 0.0f,
+                                          width / priv->background->texture_width,
+                                          height / priv->background->texture_height);
+    }
+}
+
 static gboolean
 meta_background_actor_get_paint_volume (ClutterActor       *actor,
                                        ClutterPaintVolume *volume)
 {
-  ClutterContent *content;
-  gfloat width, height;
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (actor);
+  MetaBackgroundActorPrivate *priv = self->priv;
+  int width, height;

-  content = clutter_actor_get_content (actor);
-
-  if (!content)
-    return FALSE;
-
-  clutter_content_get_preferred_size (content, &width, &height);
+  meta_screen_get_size (priv->background->screen, &width, &height);

  clutter_paint_volume_set_width (volume, width);
  clutter_paint_volume_set_height (volume, height);
@@ -119,48 +356,206 @@ meta_background_actor_get_paint_volume (ClutterActor       *actor,
  return TRUE;
 }

+static void
+meta_background_actor_set_dim_factor (MetaBackgroundActor *self,
+                                      gfloat               dim_factor)
+{
+  MetaBackgroundActorPrivate *priv = self->priv;
+
+  if (priv->dim_factor == dim_factor)
+    return;
+
+  priv->dim_factor = dim_factor;
+
+  clutter_actor_queue_redraw (CLUTTER_ACTOR (self));
+
+  g_object_notify_by_pspec (G_OBJECT (self), obj_props[PROP_DIM_FACTOR]);
+}
+
+static void
+meta_background_actor_get_property(GObject         *object,
+                                   guint            prop_id,
+                                   GValue          *value,
+                                   GParamSpec      *pspec)
+{
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (object);
+  MetaBackgroundActorPrivate *priv = self->priv;
+
+  switch (prop_id)
+    {
+    case PROP_DIM_FACTOR:
+      g_value_set_float (value, priv->dim_factor);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
+meta_background_actor_set_property(GObject         *object,
+                                   guint            prop_id,
+                                   const GValue    *value,
+                                   GParamSpec      *pspec)
+{
+  MetaBackgroundActor *self = META_BACKGROUND_ACTOR (object);
+
+  switch (prop_id)
+    {
+    case PROP_DIM_FACTOR:
+      meta_background_actor_set_dim_factor (self, g_value_get_float (value));
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
 static void
 meta_background_actor_class_init (MetaBackgroundActorClass *klass)
 {
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
  ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass);
+  GParamSpec *pspec;

  g_type_class_add_private (klass, sizeof (MetaBackgroundActorPrivate));

  object_class->dispose = meta_background_actor_dispose;
+  object_class->get_property = meta_background_actor_get_property;
+  object_class->set_property = meta_background_actor_set_property;

  actor_class->get_preferred_width = meta_background_actor_get_preferred_width;
  actor_class->get_preferred_height = meta_background_actor_get_preferred_height;
+  actor_class->paint = meta_background_actor_paint;
  actor_class->get_paint_volume = meta_background_actor_get_paint_volume;
+
+  /**
+   * MetaBackgroundActor:dim-factor:
+   *
+   * Factor to dim the background by, between 0.0 (black) and 1.0 (original
+   * colors)
+   */
+  pspec = g_param_spec_float ("dim-factor",
+                              "Dim factor",
+                              "Factor to dim the background by",
+                              0.0, 1.0,
+                              1.0,
+                              G_PARAM_READWRITE);
+  obj_props[PROP_DIM_FACTOR] = pspec;
+  g_object_class_install_property (object_class, PROP_DIM_FACTOR, pspec);
 }

 static void
 meta_background_actor_init (MetaBackgroundActor *self)
 {
-  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
-                                            META_TYPE_BACKGROUND_ACTOR,
-                                            MetaBackgroundActorPrivate);
+  MetaBackgroundActorPrivate *priv;
+
+  priv = self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+                                                   META_TYPE_BACKGROUND_ACTOR,
+                                                   MetaBackgroundActorPrivate);
+  priv->dim_factor = 1.0;
 }

 /**
 * meta_background_actor_new:
+ * @screen: the #MetaScreen
 *
- * Creates a new actor to draw the background for the given monitor.
- * This actor should be associated with a #MetaBackground using
- * clutter_actor_set_content()
+ * Creates a new actor to draw the background for the given screen.
 *
 * Return value: the newly created background actor
 */
 ClutterActor *
-meta_background_actor_new (void)
+meta_background_actor_new_for_screen (MetaScreen *screen)
 {
  MetaBackgroundActor *self;
+  MetaBackgroundActorPrivate *priv;
+
+  g_return_val_if_fail (META_IS_SCREEN (screen), NULL);

  self = g_object_new (META_TYPE_BACKGROUND_ACTOR, NULL);
+  priv = self->priv;
+
+  priv->background = meta_screen_background_get (screen);
+  priv->background->actors = g_slist_prepend (priv->background->actors, self);
+
+  priv->material = meta_create_texture_material (NULL);
+
+  set_texture_on_actor (self);
+  update_wrap_mode_of_actor (self);

  return CLUTTER_ACTOR (self);
 }

+/**
+ * meta_background_actor_update:
+ * @screen: a #MetaScreen
+ *
+ * Refetches the _XROOTPMAP_ID property for the root window and updates
+ * the contents of the background actor based on that. There's no attempt
+ * to optimize out pixmap values that don't change (since a root pixmap
+ * could be replaced by with another pixmap with the same ID under some
+ * circumstances), so this should only be called when we actually receive
+ * a PropertyNotify event for the property.
+ */
+void
+meta_background_actor_update (MetaScreen *screen)
+{
+  MetaScreenBackground *background;
+  MetaDisplay *display;
+  MetaCompositor *compositor;
+  Atom type;
+  int format;
+  gulong nitems;
+  gulong bytes_after;
+  guchar *data;
+  Pixmap root_pixmap_id;
+
+  background = meta_screen_background_get (screen);
+  display = meta_screen_get_display (screen);
+  compositor = meta_display_get_compositor (display);
+
+  root_pixmap_id = None;
+  if (!XGetWindowProperty (meta_display_get_xdisplay (display),
+                           meta_screen_get_xroot (screen),
+                           compositor->atom_x_root_pixmap,
+                           0, LONG_MAX,
+                           False,
+                           AnyPropertyType,
+                           &type, &format, &nitems, &bytes_after, &data) &&
+      type != None)
+  {
+     /* Got a property. */
+     if (type == XA_PIXMAP && format == 32 && nitems == 1)
+       {
+         /* Was what we expected. */
+         root_pixmap_id = *(Pixmap *)data;
+       }
+
+     XFree(data);
+  }
+
+  if (root_pixmap_id != None)
+    {
+      CoglHandle texture;
+
+      meta_error_trap_push (display);
+      texture = cogl_texture_pixmap_x11_new (root_pixmap_id, FALSE);
+      meta_error_trap_pop (display);
+
+      if (texture != COGL_INVALID_HANDLE)
+        {
+          set_texture (background, texture);
+          cogl_handle_unref (texture);
+
+          background->have_pixmap = True;
+          return;
+        }
+    }
+
+  background->have_pixmap = False;
+  set_texture_to_stage_color (background);
+}
+
 /**
 * meta_background_actor_set_visible_region:
 * @self: a #MetaBackgroundActor
@@ -180,44 +575,40 @@ meta_background_actor_set_visible_region (MetaBackgroundActor *self,

  priv = self->priv;

-  g_clear_pointer (&priv->visible_region,
-                   (GDestroyNotify)
-                   cairo_region_destroy);
+  if (priv->visible_region)
+    {
+      cairo_region_destroy (priv->visible_region);
+      priv->visible_region = NULL;
+    }

  if (visible_region)
-    priv->visible_region = cairo_region_copy (visible_region);
+    {
+      cairo_rectangle_int_t screen_rect = { 0 };
+      meta_screen_get_size (priv->background->screen, &screen_rect.width, &screen_rect.height);
+
+      /* Doing the intersection here is probably unnecessary - MetaWindowGroup
+       * should never compute a visible area that's larger than the root screen!
+       * but it's not that expensive and adds some extra robustness.
+       */
+      priv->visible_region = cairo_region_create_rectangle (&screen_rect);
+      cairo_region_intersect (priv->visible_region, visible_region);
+    }
 }

 /**
- * meta_background_actor_get_visible_region:
- * @self: a #MetaBackgroundActor
+ * meta_background_actor_screen_size_changed:
+ * @screen: a #MetaScreen
 *
- * Return value (transfer full): a #cairo_region_t that represents the part of
- * the background not obscured by other #MetaBackgroundActor or
- * #MetaWindowActor objects.
+ * Called by the compositor when the size of the #MetaScreen changes
 */
-cairo_region_t *
-meta_background_actor_get_visible_region (MetaBackgroundActor *self)
+void
+meta_background_actor_screen_size_changed (MetaScreen *screen)
 {
-  MetaBackgroundActorPrivate *priv = self->priv;
-  ClutterActorBox content_box;
-  cairo_rectangle_int_t content_area = { 0 };
-  cairo_region_t *visible_region;
+  MetaScreenBackground *background = meta_screen_background_get (screen);
+  GSList *l;

-  g_return_val_if_fail (META_IS_BACKGROUND_ACTOR (self), NULL);
+  update_wrap_mode (background);

-  if (!priv->visible_region)
-      return NULL;
-
-  clutter_actor_get_content_box (CLUTTER_ACTOR (self), &content_box);
-
-  content_area.x = content_box.x1;
-  content_area.y = content_box.y1;
-  content_area.width = content_box.x2 - content_box.x1;
-  content_area.height = content_box.y2 - content_box.y1;
-
-  visible_region = cairo_region_create_rectangle (&content_area);
-  cairo_region_intersect (visible_region, priv->visible_region);
-
-  return visible_region;
+  for (l = background->actors; l; l = l->next)
+    clutter_actor_queue_relayout (l->data);
 }
--- a/src/compositor/meta-background-group-private.h
+++ b/src/compositor/meta-background-group-private.h
@@ -1,11 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-#ifndef META_BACKGROUND_GROUP_PRIVATE_H
-#define META_BACKGROUND_GROUP_PRIVATE_H
-
-#include <meta/screen.h>
-#include <meta/meta-background-group.h>
-
-void meta_background_group_set_visible_region  (MetaBackgroundGroup *self,
-                                                cairo_region_t      *visible_region);
-#endif /* META_BACKGROUND_GROUP_PRIVATE_H */
--- a/src/compositor/meta-background-group.c
+++ b/src/compositor/meta-background-group.c
@@ -1,92 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-#include <config.h>
-
-#include "compositor-private.h"
-#include "clutter-utils.h"
-#include "meta-background-actor-private.h"
-#include "meta-background-group-private.h"
-
-G_DEFINE_TYPE (MetaBackgroundGroup, meta_background_group, CLUTTER_TYPE_GROUP);
-
-struct _MetaBackgroundGroupPrivate
-{
-  ClutterLayoutManager *layout_manager;
-};
-
-static void
-meta_background_group_dispose (GObject *object)
-{
-  G_OBJECT_CLASS (meta_background_group_parent_class)->dispose (object);
-}
-
-static void
-meta_background_group_class_init (MetaBackgroundGroupClass *klass)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->dispose = meta_background_group_dispose;
-
-  g_type_class_add_private (klass, sizeof (MetaBackgroundGroupPrivate));
-}
-
-static void
-meta_background_group_init (MetaBackgroundGroup *self)
-{
-  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
-                                            META_TYPE_BACKGROUND_GROUP,
-                                            MetaBackgroundGroupPrivate);
-
-  self->priv->layout_manager = clutter_bin_layout_new (CLUTTER_BIN_ALIGNMENT_FIXED,
-                                                       CLUTTER_BIN_ALIGNMENT_FIXED);
-
-  clutter_actor_set_layout_manager (CLUTTER_ACTOR (self), self->priv->layout_manager);
-}
-
-/**
- * meta_background_group_set_visible_region:
- * @self: a #MetaBackgroundGroup
- * @visible_region: (allow-none): the parts of the background to paint
- *
- * Sets the area of the backgrounds that is unobscured by overlapping windows.
- * This is used to optimize and only paint the visible portions.
- */
-void
-meta_background_group_set_visible_region (MetaBackgroundGroup *self,
-                                          cairo_region_t      *region)
-{
-  GList *children, *l;
-
-  children = clutter_actor_get_children (CLUTTER_ACTOR (self));
-  for (l = children; l; l = l->next)
-    {
-      ClutterActor *actor = l->data;
-
-      if (META_IS_BACKGROUND_ACTOR (actor))
-        {
-          meta_background_actor_set_visible_region (META_BACKGROUND_ACTOR (actor), region);
-        }
-      else if (META_IS_BACKGROUND_GROUP (actor))
-        {
-          int x, y;
-
-          if (!meta_actor_is_untransformed (actor, &x, &y))
-            continue;
-
-          cairo_region_translate (region, -x, -y);
-          meta_background_group_set_visible_region (META_BACKGROUND_GROUP (actor), region);
-          cairo_region_translate (region, x, y);
-        }
-    }
-  g_list_free (children);
-}
-
-ClutterActor *
-meta_background_group_new (void)
-{
-  MetaBackgroundGroup *background_group;
-
-  background_group = g_object_new (META_TYPE_BACKGROUND_GROUP, NULL);
-
-  return CLUTTER_ACTOR (background_group);
-}
--- a/src/compositor/meta-background.c
+++ b/src/compositor/meta-background.c
--- a/src/compositor/meta-plugin-manager.c
+++ b/src/compositor/meta-plugin-manager.c
@@ -35,32 +35,34 @@

 #include <clutter/x11/clutter-x11.h>

-static GType plugin_type = G_TYPE_NONE;
+static GSList *plugin_types;
+
+/*
+ * We have one "default plugin manager" that acts for the first screen,
+ * but also can be used before we open any screens, and additional
+ * plugin managers for each screen. (This is ugly. Probably we should
+ * have one plugin manager and only make the plugins per-screen.)
+ */
+static MetaPluginManager *default_plugin_manager;

 struct MetaPluginManager
 {
-  MetaScreen *screen;
-  MetaPlugin *plugin;
+  MetaScreen   *screen;
+
+  GList /* MetaPlugin */ *plugins;  /* TODO -- maybe use hash table */
 };

-void
-meta_plugin_manager_set_plugin_type (GType gtype)
-{
-  if (plugin_type != G_TYPE_NONE)
-    meta_fatal ("Mutter plugin already set: %s", g_type_name (plugin_type));
-
-  plugin_type = gtype;
-}
-
 /*
 * Loads the given plugin.
 */
 void
-meta_plugin_manager_load (const gchar       *plugin_name)
+meta_plugin_manager_load (MetaPluginManager *plugin_mgr,
+                          const gchar       *plugin_name)
 {
  const gchar *dpath = MUTTER_PLUGIN_DIR "/";
  gchar       *path;
  MetaModule  *module;
+  GType        plugin_type;

  if (g_path_is_absolute (plugin_name))
    path = g_strdup (plugin_name);
@@ -79,57 +81,162 @@ meta_plugin_manager_load (const gchar       *plugin_name)
      exit (1);
    }

-  meta_plugin_manager_set_plugin_type (meta_module_get_plugin_type (module));
+  plugin_type = meta_module_get_plugin_type (module);
+  meta_plugin_manager_register (plugin_mgr, plugin_type);

  g_type_module_unuse (G_TYPE_MODULE (module));
  g_free (path);
 }

-MetaPluginManager *
+/*
+ * Registers the given plugin type
+ */
+void
+meta_plugin_manager_register (MetaPluginManager *plugin_mgr,
+                              GType              plugin_type)
+{
+  MetaPlugin  *plugin;
+
+  plugin_types = g_slist_prepend (plugin_types, GSIZE_TO_POINTER (plugin_type));
+
+  plugin = g_object_new (plugin_type, NULL);
+  plugin_mgr->plugins = g_list_prepend (plugin_mgr->plugins, plugin);
+}
+
+void
+meta_plugin_manager_initialize (MetaPluginManager *plugin_mgr)
+{
+  GList *iter;
+
+  if (!plugin_mgr->plugins)
+    {
+      /*
+       * If no plugins are specified, load the default plugin.
+       */
+      meta_plugin_manager_load (plugin_mgr, "default");
+    }
+
+  for (iter = plugin_mgr->plugins; iter; iter = iter->next)
+    {
+      MetaPlugin *plugin = (MetaPlugin*) iter->data;
+      MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
+
+      g_object_set (plugin,
+                    "screen", plugin_mgr->screen,
+                    NULL);
+
+      if (klass->start)
+        klass->start (plugin);
+    }
+}
+
+static MetaPluginManager *
 meta_plugin_manager_new (MetaScreen *screen)
 {
  MetaPluginManager *plugin_mgr;
-  MetaPluginClass *klass;
-  MetaPlugin *plugin;

  plugin_mgr = g_new0 (MetaPluginManager, 1);
  plugin_mgr->screen = screen;
-  plugin_mgr->plugin = plugin = g_object_new (plugin_type, "screen", screen, NULL);

-  klass = META_PLUGIN_GET_CLASS (plugin);
-
-  if (klass->start)
-    klass->start (plugin);
+  if (screen)
+    g_object_set_data (G_OBJECT (screen), "meta-plugin-manager", plugin_mgr);

  return plugin_mgr;
 }

+MetaPluginManager *
+meta_plugin_manager_get_default (void)
+{
+  if (!default_plugin_manager)
+    {
+      default_plugin_manager = meta_plugin_manager_new (NULL);
+    }
+
+  return default_plugin_manager;
+}
+
+MetaPluginManager *
+meta_plugin_manager_get (MetaScreen *screen)
+{
+  MetaPluginManager *plugin_mgr;
+
+  plugin_mgr = g_object_get_data (G_OBJECT (screen), "meta-plugin-manager");
+  if (plugin_mgr)
+    return plugin_mgr;
+
+  if (!default_plugin_manager)
+    meta_plugin_manager_get_default ();
+
+  if (!default_plugin_manager->screen)
+    {
+      /* The default plugin manager is so far unused, we can recycle it */
+      default_plugin_manager->screen = screen;
+      g_object_set_data (G_OBJECT (screen), "meta-plugin-manager", default_plugin_manager);
+
+      return default_plugin_manager;
+    }
+  else
+    {
+      GSList *iter;
+      GType plugin_type;
+      MetaPlugin *plugin;
+
+      plugin_mgr = meta_plugin_manager_new (screen);
+
+      for (iter = plugin_types; iter; iter = iter->next)
+        {
+          plugin_type = (GType)GPOINTER_TO_SIZE (iter->data);
+          plugin = g_object_new (plugin_type, "screen", screen,  NULL);
+          plugin_mgr->plugins = g_list_prepend (plugin_mgr->plugins, plugin);
+        }
+
+      return plugin_mgr;
+    }
+}
+
 static void
 meta_plugin_manager_kill_window_effects (MetaPluginManager *plugin_mgr,
                                         MetaWindowActor   *actor)
 {
-  MetaPlugin        *plugin = plugin_mgr->plugin;
-  MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);
+  GList *l = plugin_mgr->plugins;

-  if (klass->kill_window_effects)
-    klass->kill_window_effects (plugin, actor);
+  while (l)
+    {
+      MetaPlugin        *plugin = l->data;
+      MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);
+
+      if (!meta_plugin_disabled (plugin)
+	  && klass->kill_window_effects)
+        klass->kill_window_effects (plugin, actor);
+
+      l = l->next;
+    }
 }

 static void
 meta_plugin_manager_kill_switch_workspace (MetaPluginManager *plugin_mgr)
 {
-  MetaPlugin        *plugin = plugin_mgr->plugin;
-  MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);
+  GList *l = plugin_mgr->plugins;

-  if (klass->kill_switch_workspace)
-    klass->kill_switch_workspace (plugin);
+  while (l)
+    {
+      MetaPlugin        *plugin = l->data;
+      MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);
+
+      if (!meta_plugin_disabled (plugin)
+          && (meta_plugin_features (plugin) & META_PLUGIN_SWITCH_WORKSPACE)
+	  && klass->kill_switch_workspace)
+        klass->kill_switch_workspace (plugin);
+
+      l = l->next;
+    }
 }

 /*
 * Public method that the compositor hooks into for events that require
 * no additional parameters.
 *
- * Returns TRUE if the plugin handled the event type (i.e.,
+ * Returns TRUE if at least one of the plugins handled the event type (i.e.,
 * if the return value is FALSE, there will be no subsequent call to the
 * manager completed() callback, and the compositor must ensure that any
 * appropriate post-effect cleanup is carried out.
@@ -139,48 +246,60 @@ meta_plugin_manager_event_simple (MetaPluginManager *plugin_mgr,
                                  MetaWindowActor   *actor,
                                  unsigned long      event)
 {
-  MetaPlugin *plugin = plugin_mgr->plugin;
-  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
-  MetaDisplay *display  = meta_screen_get_display (plugin_mgr->screen);
+  GList *l = plugin_mgr->plugins;
  gboolean retval = FALSE;
+  MetaDisplay *display  = meta_screen_get_display (plugin_mgr->screen);

  if (display->display_opening)
    return FALSE;

-  switch (event)
+  while (l)
    {
-    case META_PLUGIN_MINIMIZE:
-      if (klass->minimize)
-        {
-          retval = TRUE;
-          meta_plugin_manager_kill_window_effects (plugin_mgr,
-                                                   actor);
+      MetaPlugin        *plugin = l->data;
+      MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);

-          _meta_plugin_effect_started (plugin);
-          klass->minimize (plugin, actor);
-        }
-      break;
-    case META_PLUGIN_MAP:
-      if (klass->map)
+      if (!meta_plugin_disabled (plugin) &&
+          (meta_plugin_features (plugin) & event))
        {
          retval = TRUE;
-          meta_plugin_manager_kill_window_effects (plugin_mgr,
-                                                   actor);

-          _meta_plugin_effect_started (plugin);
-          klass->map (plugin, actor);
+          switch (event)
+            {
+            case META_PLUGIN_MINIMIZE:
+              if (klass->minimize)
+                {
+                  meta_plugin_manager_kill_window_effects (
+		      plugin_mgr,
+		      actor);
+
+                  _meta_plugin_effect_started (plugin);
+                  klass->minimize (plugin, actor);
+                }
+              break;
+            case META_PLUGIN_MAP:
+              if (klass->map)
+                {
+                  meta_plugin_manager_kill_window_effects (
+		      plugin_mgr,
+		      actor);
+
+                  _meta_plugin_effect_started (plugin);
+                  klass->map (plugin, actor);
+                }
+              break;
+            case META_PLUGIN_DESTROY:
+              if (klass->destroy)
+                {
+                  _meta_plugin_effect_started (plugin);
+                  klass->destroy (plugin, actor);
+                }
+              break;
+            default:
+              g_warning ("Incorrect handler called for event %lu", event);
+            }
        }
-      break;
-    case META_PLUGIN_DESTROY:
-      if (klass->destroy)
-        {
-          retval = TRUE;
-          _meta_plugin_effect_started (plugin);
-          klass->destroy (plugin, actor);
-        }
-      break;
-    default:
-      g_warning ("Incorrect handler called for event %lu", event);
+
+      l = l->next;
    }

  return retval;
@@ -190,7 +309,7 @@ meta_plugin_manager_event_simple (MetaPluginManager *plugin_mgr,
 * The public method that the compositor hooks into for maximize and unmaximize
 * events.
 *
- * Returns TRUE if the plugin handled the event type (i.e.,
+ * Returns TRUE if at least one of the plugins handled the event type (i.e.,
 * if the return value is FALSE, there will be no subsequent call to the
 * manager completed() callback, and the compositor must ensure that any
 * appropriate post-effect cleanup is carried out.
@@ -204,44 +323,57 @@ meta_plugin_manager_event_maximize (MetaPluginManager *plugin_mgr,
                                    gint               target_width,
                                    gint               target_height)
 {
-  MetaPlugin *plugin = plugin_mgr->plugin;
-  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
-  MetaDisplay *display = meta_screen_get_display (plugin_mgr->screen);
+  GList *l = plugin_mgr->plugins;
  gboolean retval = FALSE;
+  MetaDisplay *display  = meta_screen_get_display (plugin_mgr->screen);

  if (display->display_opening)
    return FALSE;

-  switch (event)
+  while (l)
    {
-    case META_PLUGIN_MAXIMIZE:
-      if (klass->maximize)
+      MetaPlugin        *plugin = l->data;
+      MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);
+
+      if (!meta_plugin_disabled (plugin) &&
+          (meta_plugin_features (plugin) & event))
        {
          retval = TRUE;
-          meta_plugin_manager_kill_window_effects (plugin_mgr,
-                                                   actor);

-          _meta_plugin_effect_started (plugin);
-          klass->maximize (plugin, actor,
-                           target_x, target_y,
-                           target_width, target_height);
-        }
-      break;
-    case META_PLUGIN_UNMAXIMIZE:
-      if (klass->unmaximize)
-        {
-          retval = TRUE;
-          meta_plugin_manager_kill_window_effects (plugin_mgr,
-                                                   actor);
+          switch (event)
+            {
+            case META_PLUGIN_MAXIMIZE:
+              if (klass->maximize)
+                {
+                  meta_plugin_manager_kill_window_effects (
+		      plugin_mgr,
+		      actor);

-          _meta_plugin_effect_started (plugin);
-          klass->unmaximize (plugin, actor,
-                             target_x, target_y,
-                             target_width, target_height);
+                  _meta_plugin_effect_started (plugin);
+                  klass->maximize (plugin, actor,
+                                   target_x, target_y,
+                                   target_width, target_height);
+                }
+              break;
+            case META_PLUGIN_UNMAXIMIZE:
+              if (klass->unmaximize)
+                {
+                  meta_plugin_manager_kill_window_effects (
+		      plugin_mgr,
+		      actor);
+
+                  _meta_plugin_effect_started (plugin);
+                  klass->unmaximize (plugin, actor,
+                                     target_x, target_y,
+                                     target_width, target_height);
+                }
+              break;
+            default:
+              g_warning ("Incorrect handler called for event %lu", event);
+            }
        }
-      break;
-    default:
-      g_warning ("Incorrect handler called for event %lu", event);
+
+      l = l->next;
    }

  return retval;
@@ -250,7 +382,7 @@ meta_plugin_manager_event_maximize (MetaPluginManager *plugin_mgr,
 /*
 * The public method that the compositor hooks into for desktop switching.
 *
- * Returns TRUE if the plugin handled the event type (i.e.,
+ * Returns TRUE if at least one of the plugins handled the event type (i.e.,
 * if the return value is FALSE, there will be no subsequent call to the
 * manager completed() callback, and the compositor must ensure that any
 * appropriate post-effect cleanup is carried out.
@@ -261,43 +393,41 @@ meta_plugin_manager_switch_workspace (MetaPluginManager   *plugin_mgr,
                                      gint                 to,
                                      MetaMotionDirection  direction)
 {
-  MetaPlugin *plugin = plugin_mgr->plugin;
-  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
-  MetaDisplay *display = meta_screen_get_display (plugin_mgr->screen);
+  GList *l = plugin_mgr->plugins;
  gboolean retval = FALSE;
+  MetaDisplay *display  = meta_screen_get_display (plugin_mgr->screen);

  if (display->display_opening)
    return FALSE;

-  if (klass->switch_workspace)
+  while (l)
    {
-      retval = TRUE;
-      meta_plugin_manager_kill_switch_workspace (plugin_mgr);
+      MetaPlugin        *plugin = l->data;
+      MetaPluginClass   *klass = META_PLUGIN_GET_CLASS (plugin);

-      _meta_plugin_effect_started (plugin);
-      klass->switch_workspace (plugin, from, to, direction);
+      if (!meta_plugin_disabled (plugin) &&
+          (meta_plugin_features (plugin) & META_PLUGIN_SWITCH_WORKSPACE))
+        {
+          if (klass->switch_workspace)
+            {
+              retval = TRUE;
+              meta_plugin_manager_kill_switch_workspace (plugin_mgr);
+
+              _meta_plugin_effect_started (plugin);
+              klass->switch_workspace (plugin, from, to, direction);
+            }
+        }
+
+      l = l->next;
    }

  return retval;
 }

-gboolean
-meta_plugin_manager_filter_keybinding (MetaPluginManager *plugin_mgr,
-                                       MetaKeyBinding    *binding)
-{
-  MetaPlugin *plugin = plugin_mgr->plugin;
-  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
-
-  if (klass->keybinding_filter)
-    return klass->keybinding_filter (plugin, binding);
-
-  return FALSE;
-}
-
 /*
 * The public method that the compositor hooks into for desktop switching.
 *
- * Returns TRUE if the plugin handled the event type (i.e.,
+ * Returns TRUE if at least one of the plugins handled the event type (i.e.,
 * if the return value is FALSE, there will be no subsequent call to the
 * manager completed() callback, and the compositor must ensure that any
 * appropriate post-effect cleanup is carried out.
@@ -306,17 +436,49 @@ gboolean
 meta_plugin_manager_xevent_filter (MetaPluginManager *plugin_mgr,
                                   XEvent            *xev)
 {
-  MetaPlugin *plugin = plugin_mgr->plugin;
-  MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
+  GList *l;
+  gboolean have_plugin_xevent_func;
+
+  if (!plugin_mgr)
+    return FALSE;
+
+  l = plugin_mgr->plugins;

  /* We need to make sure that clutter gets certain events, like
   * ConfigureNotify on the stage window. If there is a plugin that
   * provides an xevent_filter function, then it's the responsibility
   * of that plugin to pass events to Clutter. Otherwise, we send the
   * event directly to Clutter ourselves.
+   *
+   * What happens if there are two plugins with xevent_filter functions
+   * is undefined; in general, multiple competing plugins are something
+   * we don't support well or care much about.
+   *
+   * FIXME: Really, we should just always handle sending the event to
+   *  clutter if a plugin doesn't report the event as handled by
+   *  returning TRUE, but it doesn't seem worth breaking compatibility
+   *  of the plugin interface right now to achieve this; the way it is
+   *  now works fine in practice.
   */
-  if (klass->xevent_filter)
-    return klass->xevent_filter (plugin, xev);
-  else
+  have_plugin_xevent_func = FALSE;
+
+  while (l)
+    {
+      MetaPlugin      *plugin = l->data;
+      MetaPluginClass *klass = META_PLUGIN_GET_CLASS (plugin);
+
+      if (klass->xevent_filter)
+        {
+          have_plugin_xevent_func = TRUE;
+          if (klass->xevent_filter (plugin, xev) == TRUE)
+            return TRUE;
+        }
+
+      l = l->next;
+    }
+
+  if (!have_plugin_xevent_func)
    return clutter_x11_handle_event (xev) != CLUTTER_X11_FILTER_CONTINUE;
+
+  return FALSE;
 }
--- a/src/compositor/meta-plugin-manager.h
+++ b/src/compositor/meta-plugin-manager.h
@@ -46,9 +46,14 @@
 */
 typedef struct MetaPluginManager MetaPluginManager;

-MetaPluginManager * meta_plugin_manager_new (MetaScreen *screen);
+MetaPluginManager * meta_plugin_manager_get         (MetaScreen *screen);
+MetaPluginManager * meta_plugin_manager_get_default (void);

-void     meta_plugin_manager_load         (const gchar       *plugin_name);
+void     meta_plugin_manager_load         (MetaPluginManager *mgr,
+                                           const gchar       *plugin_name);
+void     meta_plugin_manager_register     (MetaPluginManager *mgr,
+                                           GType              plugin_type);
+void     meta_plugin_manager_initialize   (MetaPluginManager *mgr);

 gboolean meta_plugin_manager_event_simple (MetaPluginManager *mgr,
                                           MetaWindowActor   *actor,
@@ -61,15 +66,16 @@ gboolean meta_plugin_manager_event_maximize    (MetaPluginManager *mgr,
                                                gint               target_y,
                                                gint               target_width,
                                                gint               target_height);
+void     meta_plugin_manager_update_workspaces (MetaPluginManager *mgr);
+
+void meta_plugin_manager_update_workspace (MetaPluginManager *mgr,
+                                           MetaWorkspace     *w);

 gboolean meta_plugin_manager_switch_workspace (MetaPluginManager   *mgr,
                                               gint                 from,
                                               gint                 to,
                                               MetaMotionDirection  direction);

-gboolean meta_plugin_manager_filter_keybinding (MetaPluginManager  *mgr,
-                                                MetaKeyBinding     *binding);
-
 gboolean meta_plugin_manager_xevent_filter (MetaPluginManager *mgr,
                                            XEvent            *xev);

--- a/src/compositor/meta-plugin.c
+++ b/src/compositor/meta-plugin.c
@@ -44,17 +44,74 @@ enum
 {
  PROP_0,
  PROP_SCREEN,
+  PROP_FEATURES,
+  PROP_DISABLED,
  PROP_DEBUG_MODE,
 };

 struct _MetaPluginPrivate
 {
  MetaScreen   *screen;
+  gulong        features;

  gint          running;
+
+  gboolean      disabled : 1;
  gboolean      debug    : 1;
 };

+static void
+meta_plugin_set_features (MetaPlugin *plugin)
+{
+  MetaPluginPrivate  *priv     = plugin->priv;
+  MetaPluginClass    *klass    = META_PLUGIN_GET_CLASS (plugin);
+
+  priv->features = 0;
+
+  /*
+   * Feature flags: identify events that the plugin can handle; a plugin can
+   * handle one or more events.
+   */
+  if (klass->minimize)
+    priv->features |= META_PLUGIN_MINIMIZE;
+
+  if (klass->maximize)
+    priv->features |= META_PLUGIN_MAXIMIZE;
+
+  if (klass->unmaximize)
+    priv->features |= META_PLUGIN_UNMAXIMIZE;
+
+  if (klass->map)
+    priv->features |= META_PLUGIN_MAP;
+
+  if (klass->destroy)
+    priv->features |= META_PLUGIN_DESTROY;
+
+  if (klass->switch_workspace)
+    priv->features |= META_PLUGIN_SWITCH_WORKSPACE;
+}
+
+static void
+meta_plugin_constructed (GObject *object)
+{
+  meta_plugin_set_features (META_PLUGIN (object));
+
+  if (G_OBJECT_CLASS (meta_plugin_parent_class)->constructed)
+      G_OBJECT_CLASS (meta_plugin_parent_class)->constructed (object);
+}
+
+static void
+meta_plugin_dispose (GObject *object)
+{
+  G_OBJECT_CLASS (meta_plugin_parent_class)->dispose (object);
+}
+
+static void
+meta_plugin_finalize (GObject *object)
+{
+  G_OBJECT_CLASS (meta_plugin_parent_class)->finalize (object);
+}
+
 static void
 meta_plugin_set_property (GObject      *object,
                          guint         prop_id,
@@ -68,6 +125,9 @@ meta_plugin_set_property (GObject      *object,
    case PROP_SCREEN:
      priv->screen = g_value_get_object (value);
      break;
+    case PROP_DISABLED:
+      priv->disabled = g_value_get_boolean (value);
+      break;
    case PROP_DEBUG_MODE:
      priv->debug = g_value_get_boolean (value);
      break;
@@ -90,9 +150,15 @@ meta_plugin_get_property (GObject    *object,
    case PROP_SCREEN:
      g_value_set_object (value, priv->screen);
      break;
+    case PROP_DISABLED:
+      g_value_set_boolean (value, priv->disabled);
+      break;
    case PROP_DEBUG_MODE:
      g_value_set_boolean (value, priv->debug);
      break;
+    case PROP_FEATURES:
+      g_value_set_ulong (value, priv->features);
+      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
@@ -105,6 +171,9 @@ meta_plugin_class_init (MetaPluginClass *klass)
 {
  GObjectClass      *gobject_class = G_OBJECT_CLASS (klass);

+  gobject_class->constructed     = meta_plugin_constructed;
+  gobject_class->finalize        = meta_plugin_finalize;
+  gobject_class->dispose         = meta_plugin_dispose;
  gobject_class->set_property    = meta_plugin_set_property;
  gobject_class->get_property    = meta_plugin_get_property;

@@ -116,6 +185,22 @@ meta_plugin_class_init (MetaPluginClass *klass)
                                                        META_TYPE_SCREEN,
                                                        G_PARAM_READWRITE));

+  g_object_class_install_property (gobject_class,
+				   PROP_FEATURES,
+				   g_param_spec_ulong ("features",
+                                                       "Features",
+                                                       "Plugin Features",
+                                                       0 , G_MAXULONG, 0,
+                                                       G_PARAM_READABLE));
+
+  g_object_class_install_property (gobject_class,
+				   PROP_DISABLED,
+				   g_param_spec_boolean ("disabled",
+                                                      "Plugin disabled",
+                                                      "Plugin disabled",
+                                                      FALSE,
+                                                      G_PARAM_READWRITE));
+
  g_object_class_install_property (gobject_class,
 				   PROP_DEBUG_MODE,
 				   g_param_spec_boolean ("debug-mode",
@@ -135,6 +220,22 @@ meta_plugin_init (MetaPlugin *self)
  self->priv = priv = META_PLUGIN_GET_PRIVATE (self);
 }

+gulong
+meta_plugin_features (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return priv->features;
+}
+
+gboolean
+meta_plugin_disabled (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return priv->disabled;
+}
+
 gboolean
 meta_plugin_running  (MetaPlugin *plugin)
 {
@@ -162,6 +263,38 @@ meta_plugin_get_info (MetaPlugin *plugin)
  return NULL;
 }

+ClutterActor *
+meta_plugin_get_overlay_group (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return meta_get_overlay_group_for_screen (priv->screen);
+}
+
+ClutterActor *
+meta_plugin_get_stage (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return meta_get_stage_for_screen (priv->screen);
+}
+
+ClutterActor *
+meta_plugin_get_window_group (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return meta_get_window_group_for_screen (priv->screen);
+}
+
+ClutterActor *
+meta_plugin_get_background_actor (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return meta_get_background_actor_for_screen (priv->screen);
+}
+
 /**
 * _meta_plugin_effect_started:
 * @plugin: the plugin
@@ -182,7 +315,7 @@ meta_plugin_switch_workspace_completed (MetaPlugin *plugin)
 {
  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;

-  MetaScreen *screen = priv->screen;
+  MetaScreen *screen = meta_plugin_get_screen (plugin);

  if (priv->running-- < 0)
    {
@@ -256,6 +389,80 @@ meta_plugin_destroy_completed (MetaPlugin      *plugin,
  meta_plugin_window_effect_completed (plugin, actor, META_PLUGIN_DESTROY);
 }

+void
+meta_plugin_query_screen_size (MetaPlugin *plugin,
+                               int        *width,
+                               int        *height)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  meta_screen_get_size (priv->screen, width, height);
+}
+
+void
+meta_plugin_set_stage_reactive (MetaPlugin *plugin,
+                                gboolean    reactive)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+  MetaScreen  *screen  = priv->screen;
+
+  if (reactive)
+    meta_set_stage_input_region (screen, None);
+  else
+    meta_empty_stage_input_region (screen);
+}
+
+void
+meta_plugin_set_stage_input_area (MetaPlugin *plugin,
+                                  gint x, gint y, gint width, gint height)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+  MetaScreen   *screen  = priv->screen;
+  MetaDisplay  *display = meta_screen_get_display (screen);
+  Display      *xdpy    = meta_display_get_xdisplay (display);
+  XRectangle    rect;
+  XserverRegion region;
+
+  rect.x = x;
+  rect.y = y;
+  rect.width = width;
+  rect.height = height;
+
+  region = XFixesCreateRegion (xdpy, &rect, 1);
+  meta_set_stage_input_region (screen, region);
+  XFixesDestroyRegion (xdpy, region);
+}
+
+void
+meta_plugin_set_stage_input_region (MetaPlugin   *plugin,
+                                    XserverRegion region)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+  MetaScreen  *screen  = priv->screen;
+
+  meta_set_stage_input_region (screen, region);
+}
+
+/**
+ * meta_plugin_get_window_actors:
+ * @plugin: A #MetaPlugin
+ *
+ * This function returns all of the #MetaWindowActor objects referenced by Mutter, including
+ * override-redirect windows.  The returned list is a snapshot of Mutter's current
+ * stacking order, with the topmost window last.
+ *
+ * The 'restacked' signal of #MetaScreen signals when this value has changed.
+ *
+ * Returns: (transfer none) (element-type MetaWindowActor): Windows in stacking order, topmost last
+ */
+GList *
+meta_plugin_get_window_actors (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv = META_PLUGIN (plugin)->priv;
+
+  return meta_get_window_actors (priv->screen);
+}
+
 /**
 * meta_plugin_begin_modal:
 * @plugin: a #MetaPlugin
@@ -295,7 +502,7 @@ meta_plugin_begin_modal (MetaPlugin       *plugin,
 }

 /**
- * meta_plugin_end_modal:
+ * meta_plugin_end_modal
 * @plugin: a #MetaPlugin
 * @timestamp: the time used for releasing grabs
 *
@@ -314,6 +521,16 @@ meta_plugin_end_modal (MetaPlugin *plugin,
  meta_end_modal_for_plugin (priv->screen, plugin, timestamp);
 }

+Display *
+meta_plugin_get_xdisplay (MetaPlugin *plugin)
+{
+  MetaPluginPrivate *priv    = META_PLUGIN (plugin)->priv;
+  MetaDisplay       *display = meta_screen_get_display (priv->screen);
+  Display           *xdpy    = meta_display_get_xdisplay (display);
+
+  return xdpy;
+}
+
 /**
 * meta_plugin_get_screen:
 * @plugin: a #MetaPlugin
@@ -331,3 +548,19 @@ meta_plugin_get_screen (MetaPlugin *plugin)

  return priv->screen;
 }
+
+/**
+ * meta_plugin_type_register:
+ * @plugin_type: a #MetaPlugin type
+ *
+ * Register @plugin_type as a compositor plugin type to be used.
+ * You must call this before calling meta_init().
+ */
+void
+meta_plugin_type_register (GType plugin_type)
+{
+  MetaPluginManager *plugin_manager;
+
+  plugin_manager = meta_plugin_manager_get_default ();
+  meta_plugin_manager_register (plugin_manager, plugin_type);
+}
--- a/src/compositor/meta-shadow-factory-private.h
+++ b/src/compositor/meta-shadow-factory-private.h
@@ -40,7 +40,7 @@ typedef struct _MetaShadow MetaShadow;

 MetaShadow *meta_shadow_ref         (MetaShadow            *shadow);
 void        meta_shadow_unref       (MetaShadow            *shadow);
-CoglTexture*meta_shadow_get_texture (MetaShadow            *shadow);
+CoglHandle  meta_shadow_get_texture (MetaShadow            *shadow);
 void        meta_shadow_paint       (MetaShadow            *shadow,
                                     int                    window_x,
                                     int                    window_y,
--- a/src/compositor/meta-shadow-factory.c
+++ b/src/compositor/meta-shadow-factory.c
@@ -65,8 +65,8 @@ struct _MetaShadow

  MetaShadowFactory *factory;
  MetaShadowCacheKey key;
-  CoglTexture *texture;
-  CoglPipeline *pipeline;
+  CoglHandle texture;
+  CoglHandle material;

  /* The outer order is the distance the shadow extends outside the window
   * shape; the inner border is the unscaled portion inside the window
@@ -130,7 +130,7 @@ MetaShadowClassInfo default_shadow_classes[] = {
  { "popup-menu",    { 1, -1, 0, 1, 128 }, { 1, -1, 0, 1, 128 } },

  { "dropdown-menu", { 1, 10, 0, 1, 128 }, { 1, 10, 0, 1, 128 } },
-  { "attached",      { 1, -1, 0, 1, 128 }, { 1, -1, 0, 1, 128 } }
+  { "attached",      { 2, 50, 0, 1, 255 }, { 1, 50, 0, 1, 128 } }
 };

 G_DEFINE_TYPE (MetaShadowFactory, meta_shadow_factory, G_TYPE_OBJECT);
@@ -175,8 +175,8 @@ meta_shadow_unref (MetaShadow *shadow)
        }

      meta_window_shape_unref (shadow->key.shape);
-      cogl_object_unref (shadow->texture);
-      cogl_object_unref (shadow->pipeline);
+      cogl_handle_unref (shadow->texture);
+      cogl_handle_unref (shadow->material);

      g_slice_free (MetaShadow, shadow);
    }
@@ -218,10 +218,10 @@ meta_shadow_paint (MetaShadow     *shadow,
  int dest_y[4];
  int n_x, n_y;

-  cogl_pipeline_set_color4ub (shadow->pipeline,
+  cogl_material_set_color4ub (shadow->material,
                              opacity, opacity, opacity, opacity);

-  cogl_set_source (shadow->pipeline);
+  cogl_set_source (shadow->material);

  if (shadow->scale_width)
    {
@@ -442,7 +442,8 @@ meta_shadow_factory_class_init (MetaShadowFactoryClass *klass)
                  G_TYPE_FROM_CLASS (object_class),
                  G_SIGNAL_RUN_LAST,
                  0,
-                  NULL, NULL, NULL,
+                  NULL, NULL,
+                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);
 }

@@ -801,7 +802,7 @@ make_shadow (MetaShadow     *shadow,
  cairo_region_destroy (column_convolve_region);
  g_free (buffer);

-  shadow->pipeline = meta_create_texture_pipeline (shadow->texture);
+  shadow->material = meta_create_texture_material (shadow->texture);
 }

 static MetaShadowParams *
--- a/src/compositor/meta-shaped-texture.c
+++ b/src/compositor/meta-shaped-texture.c
--- a/src/compositor/meta-shaped-texture.h
+++ b/src/compositor/meta-shaped-texture.h
@@ -26,8 +26,10 @@
 #ifndef __META_SHAPED_TEXTURE_H__
 #define __META_SHAPED_TEXTURE_H__

+#include <config.h>
+
 #include <clutter/clutter.h>
-#include <X11/Xlib.h>
+#include <clutter/x11/clutter-x11.h>

 G_BEGIN_DECLS

@@ -44,12 +46,12 @@ typedef struct _MetaShapedTexturePrivate MetaShapedTexturePrivate;

 struct _MetaShapedTextureClass
 {
-  ClutterActorClass parent_class;
+  ClutterX11TexturePixmapClass parent_class;
 };

 struct _MetaShapedTexture
 {
-  ClutterActor parent;
+  ClutterX11TexturePixmap parent;

  MetaShapedTexturePrivate *priv;
 };
@@ -61,27 +63,21 @@ ClutterActor *meta_shaped_texture_new (void);
 void meta_shaped_texture_set_create_mipmaps (MetaShapedTexture *stex,
 					     gboolean           create_mipmaps);

-void meta_shaped_texture_update_area (MetaShapedTexture *stex,
-                                      int                x,
-                                      int                y,
-                                      int                width,
-                                      int                height);
+void meta_shaped_texture_clear (MetaShapedTexture *stex);

-void meta_shaped_texture_set_pixmap (MetaShapedTexture *stex,
-                                     Pixmap             pixmap);
+void meta_shaped_texture_set_shape_region (MetaShapedTexture *stex,
+                                           cairo_region_t    *region);

-CoglTexture * meta_shaped_texture_get_texture (MetaShapedTexture *stex);
+cairo_region_t *meta_shaped_texture_get_visible_pixels_region (MetaShapedTexture *stex);

-void meta_shaped_texture_set_mask_texture (MetaShapedTexture *stex,
-                                           CoglTexture       *mask_texture);
+void meta_shaped_texture_set_overlay_path (MetaShapedTexture *stex,
+                                           cairo_region_t    *overlay_region,
+                                           cairo_path_t      *overlay_path);

 /* Assumes ownership of clip_region */
 void meta_shaped_texture_set_clip_region (MetaShapedTexture *stex,
 					  cairo_region_t    *clip_region);

-cairo_surface_t * meta_shaped_texture_get_image (MetaShapedTexture     *stex,
-                                                 cairo_rectangle_int_t *clip);
-
 G_END_DECLS

 #endif /* __META_SHAPED_TEXTURE_H__ */
--- a/src/compositor/meta-texture-rectangle.c
+++ b/src/compositor/meta-texture-rectangle.c
@@ -5,7 +5,7 @@
 *
 * Authored By Neil Roberts  <neil@linux.intel.com>
 *
- * Copyright (C) 2011, 2012 Intel Corporation
+ * Copyright (C) 2011 Intel Corporation
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
@@ -25,74 +25,94 @@

 #include <config.h>

-#include <clutter/clutter.h>
 #include "meta-texture-rectangle.h"

-CoglTexture *
+#ifdef GL_TEXTURE_RECTANGLE_ARB
+
+static void (* pf_glGetIntegerv) (GLenum pname, GLint *params);
+static void (* pf_glTexImage2D) (GLenum target, GLint level,
+                                 GLint internalFormat,
+                                 GLsizei width, GLsizei height,
+                                 GLint border, GLenum format, GLenum type,
+                                 const GLvoid *pixels);
+static void (* pf_glGenTextures) (GLsizei n, GLuint *textures);
+static void (* pf_glDeleteTextures) (GLsizei n, const GLuint *texture);
+static void (* pf_glBindTexture) (GLenum target, GLuint texture);
+
+static void
+rectangle_texture_destroy_cb (void *user_data)
+{
+  GLuint tex = GPOINTER_TO_UINT (user_data);
+
+  pf_glDeleteTextures (1, &tex);
+}
+
+#endif /* GL_TEXTURE_RECTANGLE_ARB */
+
+CoglHandle
 meta_texture_rectangle_new (unsigned int width,
                            unsigned int height,
+                            CoglTextureFlags flags,
                            CoglPixelFormat format,
-                            CoglPixelFormat internal_format,
+                            GLenum internal_gl_format,
+                            GLenum internal_format,
                            unsigned int rowstride,
-                            const guint8 *data,
-                            GError **error)
+                            const guint8 *data)
 {
-  ClutterBackend *backend =
-    clutter_get_default_backend ();
-  CoglContext *context =
-    clutter_backend_get_cogl_context (backend);
-  CoglTextureRectangle *tex_rect;
+  CoglHandle cogl_tex = COGL_INVALID_HANDLE;

-  tex_rect = cogl_texture_rectangle_new_with_size (context,
-                                                   width, height,
-                                                   internal_format,
-                                                   error);
-  if (tex_rect == NULL)
-    return NULL;
+#ifdef GL_TEXTURE_RECTANGLE_ARB

+  static CoglUserDataKey user_data_key;
+  GLint old_binding;
+  GLuint tex;
+
+  if (pf_glGenTextures == NULL)
+    {
+      pf_glGetIntegerv = (void *) cogl_get_proc_address ("glGetIntegerv");
+      pf_glTexImage2D = (void *) cogl_get_proc_address ("glTexImage2D");
+      pf_glGenTextures = (void *) cogl_get_proc_address ("glGenTextures");
+      pf_glDeleteTextures = (void *) cogl_get_proc_address ("glDeleteTextures");
+      pf_glBindTexture = (void *) cogl_get_proc_address ("glBindTexture");
+    }
+
+  pf_glGenTextures (1, &tex);
+  pf_glGetIntegerv (GL_TEXTURE_BINDING_RECTANGLE_ARB, &old_binding);
+  pf_glBindTexture (GL_TEXTURE_RECTANGLE_ARB, tex);
+  pf_glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0,
+                   internal_gl_format, width, height,
+                   0, internal_gl_format,
+                   GL_UNSIGNED_BYTE, NULL);
+  pf_glBindTexture (GL_TEXTURE_RECTANGLE_ARB, old_binding);
+
+  cogl_tex = cogl_texture_new_from_foreign (tex,
+                                            GL_TEXTURE_RECTANGLE_ARB,
+                                            width, height,
+                                            0, 0, /* no waste */
+                                            internal_format);
+
+  /* Cogl won't destroy the GL texture when a foreign texture is used
+     so we need to destroy it manually. We can set a destroy
+     notification callback to do this transparently */
+  cogl_object_set_user_data (cogl_tex,
+                             &user_data_key,
+                             GUINT_TO_POINTER (tex),
+                             rectangle_texture_destroy_cb);
+
+  /* Use cogl_texture_set_region instead of uploading the data
+     directly with GL calls so that we can let Cogl deal with setting
+     the pixel store parameters and handling format conversion */
  if (data)
-    cogl_texture_set_region (COGL_TEXTURE (tex_rect),
-                             0, 0, /* src_x/y */
-                             0, 0, /* dst_x/y */
-                             width, height, /* dst_width/height */
-                             width, height, /* width/height */
+    cogl_texture_set_region (cogl_tex,
+                             0, 0, /* src x/y */
+                             0, 0, /* dst x/y */
+                             width, height, /* dst width/height */
+                             width, height, /* src width/height */
                             format,
                             rowstride,
                             data);

-  return COGL_TEXTURE (tex_rect);
-}
-
-static void
-texture_rectangle_check_cb (CoglTexture *sub_texture,
-                            const float *sub_texture_coords,
-                            const float *meta_coords,
-                            void *user_data)
-{
-  gboolean *result = user_data;
-
-  if (cogl_is_texture_rectangle (sub_texture))
-    *result = TRUE;
-}
-
-/* Determines if the given texture is using a rectangle texture as its
- * primitive texture type. Eventually this function could be replaced
- * with cogl_texture_get_type if Cogl makes that public.
- *
- * http://git.gnome.org/browse/cogl/commit/?h=8012eee31
- */
-gboolean
-meta_texture_rectangle_check (CoglTexture *texture)
-{
-  gboolean result = FALSE;
-
-  cogl_meta_texture_foreach_in_region (COGL_META_TEXTURE (texture),
-                                       0.0f, 0.0f, /* tx_1 / ty_1 */
-                                       1.0f, 1.0f, /* tx_2 / ty_2 */
-                                       COGL_PIPELINE_WRAP_MODE_REPEAT,
-                                       COGL_PIPELINE_WRAP_MODE_REPEAT,
-                                       texture_rectangle_check_cb,
-                                       &result);
-
-  return result;
+#endif /* GL_TEXTURE_RECTANGLE_ARB */
+
+  return cogl_tex;
 }
--- a/src/compositor/meta-texture-rectangle.h
+++ b/src/compositor/meta-texture-rectangle.h
@@ -30,17 +30,15 @@

 G_BEGIN_DECLS

-CoglTexture *
+CoglHandle
 meta_texture_rectangle_new (unsigned int width,
                            unsigned int height,
+                            CoglTextureFlags flags,
                            CoglPixelFormat format,
-                            CoglPixelFormat internal_format,
+                            GLenum internal_gl_format,
+                            GLenum internal_format,
                            unsigned int rowstride,
-                            const guint8 *data,
-                            GError **error);
-
-gboolean
-meta_texture_rectangle_check (CoglTexture *texture);
+                            const guint8 *data);

 G_END_DECLS

--- a/src/compositor/meta-texture-tower.c
+++ b/src/compositor/meta-texture-tower.c
@@ -59,8 +59,8 @@ typedef struct
 struct _MetaTextureTower
 {
  int n_levels;
-  CoglTexture *textures[MAX_TEXTURE_LEVELS];
-  CoglOffscreen *fbos[MAX_TEXTURE_LEVELS];
+  CoglHandle textures[MAX_TEXTURE_LEVELS];
+  CoglHandle fbos[MAX_TEXTURE_LEVELS];
  Box invalid[MAX_TEXTURE_LEVELS];
 };

@@ -93,11 +93,23 @@ meta_texture_tower_free (MetaTextureTower *tower)
 {
  g_return_if_fail (tower != NULL);

-  meta_texture_tower_set_base_texture (tower, NULL);
+  meta_texture_tower_set_base_texture (tower, COGL_INVALID_HANDLE);

  g_slice_free (MetaTextureTower, tower);
 }

+#ifdef GL_TEXTURE_RECTANGLE_ARB
+static gboolean
+texture_is_rectangle (CoglHandle texture)
+{
+  GLuint gl_tex;
+  GLenum gl_target;
+
+  cogl_texture_get_gl_texture (texture, &gl_tex, &gl_target);
+  return gl_target == GL_TEXTURE_RECTANGLE_ARB;
+}
+#endif /* GL_TEXTURE_RECTANGLE_ARB */
+
 /**
 * meta_texture_tower_set_base_texture:
 * @tower: a #MetaTextureTower
@@ -110,7 +122,7 @@ meta_texture_tower_free (MetaTextureTower *tower)
 */
 void
 meta_texture_tower_set_base_texture (MetaTextureTower *tower,
-                                     CoglTexture      *texture)
+                                     CoglHandle        texture)
 {
  int i;

@@ -119,33 +131,33 @@ meta_texture_tower_set_base_texture (MetaTextureTower *tower,
  if (texture == tower->textures[0])
    return;

-  if (tower->textures[0] != NULL)
+  if (tower->textures[0] != COGL_INVALID_HANDLE)
    {
      for (i = 1; i < tower->n_levels; i++)
        {
-          if (tower->textures[i] != NULL)
+          if (tower->textures[i] != COGL_INVALID_HANDLE)
            {
-              cogl_object_unref (tower->textures[i]);
-              tower->textures[i] = NULL;
+              cogl_handle_unref (tower->textures[i]);
+              tower->textures[i] = COGL_INVALID_HANDLE;
            }

-          if (tower->fbos[i] != NULL)
+          if (tower->fbos[i] != COGL_INVALID_HANDLE)
            {
-              cogl_object_unref (tower->fbos[i]);
-              tower->fbos[i] = NULL;
+              cogl_handle_unref (tower->fbos[i]);
+              tower->fbos[i] = COGL_INVALID_HANDLE;
            }
        }

-      cogl_object_unref (tower->textures[0]);
+      cogl_handle_unref (tower->textures[0]);
    }

  tower->textures[0] = texture;

-  if (tower->textures[0] != NULL)
+  if (tower->textures[0] != COGL_INVALID_HANDLE)
    {
      int width, height;

-      cogl_object_ref (tower->textures[0]);
+      cogl_handle_ref (tower->textures[0]);

      width = cogl_texture_get_width (tower->textures[0]);
      height = cogl_texture_get_height (tower->textures[0]);
@@ -186,7 +198,7 @@ meta_texture_tower_update_area (MetaTextureTower *tower,

  g_return_if_fail (tower != NULL);

-  if (tower->textures[0] == NULL)
+  if (tower->textures[0] == COGL_INVALID_HANDLE)
    return;

  texture_width = cogl_texture_get_width (tower->textures[0]);
@@ -342,11 +354,13 @@ get_paint_level (int width, int height)
    return (int)(0.5 + lambda);
 }

+#ifdef GL_TEXTURE_RECTANGLE_ARB
 static gboolean
 is_power_of_two (int x)
 {
  return (x & (x - 1)) == 0;
 }
+#endif /* GL_TEXTURE_RECTANGLE_ARB */

 static void
 texture_tower_create_texture (MetaTextureTower *tower,
@@ -354,23 +368,25 @@ texture_tower_create_texture (MetaTextureTower *tower,
                              int               width,
                              int               height)
 {
+#ifdef GL_TEXTURE_RECTANGLE_ARB
  if ((!is_power_of_two (width) || !is_power_of_two (height)) &&
-      meta_texture_rectangle_check (tower->textures[level - 1]))
+      texture_is_rectangle (tower->textures[level - 1]))
    {
      tower->textures[level] =
        meta_texture_rectangle_new (width, height,
+                                    0, /* flags */
                                    /* data format */
                                    TEXTURE_FORMAT,
+                                    /* internal GL format */
+                                    GL_RGBA,
                                    /* internal cogl format */
                                    TEXTURE_FORMAT,
                                    /* rowstride */
                                    width * 4,
-                                    /* data */
-                                    NULL,
-                                    /* error */
                                    NULL);
    }
  else
+#endif /* GL_TEXTURE_RECTANGLE_ARB */
    {
      tower->textures[level] = cogl_texture_new_with_size (width, height,
                                                           COGL_TEXTURE_NO_AUTO_MIPMAP,
@@ -387,22 +403,22 @@ static gboolean
 texture_tower_revalidate_fbo (MetaTextureTower *tower,
                              int               level)
 {
-  CoglTexture *source_texture = tower->textures[level - 1];
+  CoglHandle source_texture = tower->textures[level - 1];
  int source_texture_width = cogl_texture_get_width (source_texture);
  int source_texture_height = cogl_texture_get_height (source_texture);
-  CoglTexture *dest_texture = tower->textures[level];
+  CoglHandle dest_texture = tower->textures[level];
  int dest_texture_width = cogl_texture_get_width (dest_texture);
  int dest_texture_height = cogl_texture_get_height (dest_texture);
  Box *invalid = &tower->invalid[level];
  CoglMatrix modelview;

-  if (tower->fbos[level] == NULL)
+  if (tower->fbos[level] == COGL_INVALID_HANDLE)
    tower->fbos[level] = cogl_offscreen_new_to_texture (dest_texture);

-  if (tower->fbos[level] == NULL)
+  if (tower->fbos[level] == COGL_INVALID_HANDLE)
    return FALSE;

-  cogl_push_framebuffer (COGL_FRAMEBUFFER (tower->fbos[level]));
+  cogl_push_framebuffer (tower->fbos[level]);

  cogl_ortho (0, dest_texture_width, dest_texture_height, 0, -1., 1.);

@@ -460,12 +476,12 @@ static void
 texture_tower_revalidate_client (MetaTextureTower *tower,
                                 int               level)
 {
-  CoglTexture *source_texture = tower->textures[level - 1];
+  CoglHandle source_texture = tower->textures[level - 1];
  int source_texture_width = cogl_texture_get_width (source_texture);
  int source_texture_height = cogl_texture_get_height (source_texture);
  guint source_rowstride;
  guchar *source_data;
-  CoglTexture *dest_texture = tower->textures[level];
+  CoglHandle dest_texture = tower->textures[level];
  int dest_texture_width = cogl_texture_get_width (dest_texture);
  int dest_texture_height = cogl_texture_get_height (dest_texture);
  int dest_x = tower->invalid[level].x1;
@@ -546,7 +562,7 @@ texture_tower_revalidate_client (MetaTextureTower *tower,
                           4 * dest_width,
                           dest_data);

-  if (dest_texture_height < source_texture_height)
+  if (dest_height < source_texture_height)
    {
      g_free (source_tmp1);
      g_free (source_tmp2);
@@ -575,28 +591,28 @@ texture_tower_revalidate (MetaTextureTower *tower,
 * rectangle (0, 0, 200, 200).
 *
 * Return value: the COGL texture handle to use for painting, or
- *  %NULL if no base texture has yet been set.
+ *  %COGL_INVALID_HANDLE if no base texture has yet been set.
 */
-CoglTexture *
+CoglHandle
 meta_texture_tower_get_paint_texture (MetaTextureTower *tower)
 {
  int texture_width, texture_height;
  int level;

-  g_return_val_if_fail (tower != NULL, NULL);
+  g_return_val_if_fail (tower != NULL, COGL_INVALID_HANDLE);

-  if (tower->textures[0] == NULL)
-    return NULL;
+  if (tower->textures[0] == COGL_INVALID_HANDLE)
+    return COGL_INVALID_HANDLE;

  texture_width = cogl_texture_get_width (tower->textures[0]);
  texture_height = cogl_texture_get_height (tower->textures[0]);

  level = get_paint_level(texture_width, texture_height);
  if (level < 0) /* singular paint matrix, scaled to nothing */
-    return NULL;
+    return COGL_INVALID_HANDLE;
  level = MIN (level, tower->n_levels - 1);

-  if (tower->textures[level] == NULL ||
+  if (tower->textures[level] == COGL_INVALID_HANDLE ||
      (tower->invalid[level].x2 != tower->invalid[level].x1 &&
       tower->invalid[level].y2 != tower->invalid[level].y1))
    {
@@ -608,7 +624,7 @@ meta_texture_tower_get_paint_texture (MetaTextureTower *tower)
         texture_width = MAX (1, texture_width / 2);
         texture_height = MAX (1, texture_height / 2);

-         if (tower->textures[i] == NULL)
+         if (tower->textures[i] == COGL_INVALID_HANDLE)
           texture_tower_create_texture (tower, i, texture_width, texture_height);
       }

--- a/src/compositor/meta-texture-tower.h
+++ b/src/compositor/meta-texture-tower.h
@@ -56,13 +56,13 @@ typedef struct _MetaTextureTower MetaTextureTower;
 MetaTextureTower *meta_texture_tower_new               (void);
 void              meta_texture_tower_free              (MetaTextureTower *tower);
 void              meta_texture_tower_set_base_texture  (MetaTextureTower *tower,
-                                                        CoglTexture      *texture);
+                                                        CoglHandle        texture);
 void              meta_texture_tower_update_area       (MetaTextureTower *tower,
                                                        int               x,
                                                        int               y,
                                                        int               width,
                                                        int               height);
-CoglTexture      *meta_texture_tower_get_paint_texture (MetaTextureTower *tower);
+CoglHandle        meta_texture_tower_get_paint_texture (MetaTextureTower *tower);

 G_BEGIN_DECLS

--- a/src/compositor/meta-window-actor-private.h
+++ b/src/compositor/meta-window-actor-private.h
@@ -28,10 +28,6 @@ void meta_window_actor_process_damage (MetaWindowActor    *self,
                                       XDamageNotifyEvent *event);

 void meta_window_actor_pre_paint      (MetaWindowActor    *self);
-void meta_window_actor_post_paint     (MetaWindowActor    *self);
-void meta_window_actor_frame_complete (MetaWindowActor    *self,
-                                       CoglFrameInfo      *frame_info,
-                                       gint64              presentation_time);

 void meta_window_actor_invalidate_shadow (MetaWindowActor *self);

@@ -43,17 +39,12 @@ void meta_window_actor_get_shape_bounds (MetaWindowActor       *self,
                                          cairo_rectangle_int_t *bounds);

 gboolean meta_window_actor_effect_in_progress  (MetaWindowActor *self);
-void     meta_window_actor_sync_actor_geometry (MetaWindowActor *self,
-                                                gboolean         did_placement);
+void     meta_window_actor_sync_actor_position (MetaWindowActor *self);
 void     meta_window_actor_sync_visibility     (MetaWindowActor *self);
 void     meta_window_actor_update_shape        (MetaWindowActor *self);
 void     meta_window_actor_update_opacity      (MetaWindowActor *self);
 void     meta_window_actor_mapped              (MetaWindowActor *self);
 void     meta_window_actor_unmapped            (MetaWindowActor *self);
-void     meta_window_actor_set_updates_frozen  (MetaWindowActor *self,
-                                                gboolean         updates_frozen);
-void     meta_window_actor_queue_frame_drawn   (MetaWindowActor *self,
-                                                gboolean         no_delay_frame);

 cairo_region_t *meta_window_actor_get_obscured_region (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
@@ -7,12 +7,10 @@

 #include <gdk/gdk.h> /* for gdk_rectangle_intersect() */

-#include "clutter-utils.h"
 #include "compositor-private.h"
 #include "meta-window-actor-private.h"
 #include "meta-window-group.h"
 #include "meta-background-actor-private.h"
-#include "meta-background-group-private.h"

 struct _MetaWindowGroupClass
 {
@@ -28,101 +26,117 @@ struct _MetaWindowGroup

 G_DEFINE_TYPE (MetaWindowGroup, meta_window_group, CLUTTER_TYPE_GROUP);

-/* Help macros to scale from OpenGL <-1,1> coordinates system to
- * window coordinates ranging [0,window-size]. Borrowed from clutter-utils.c
+/* We want to find out if the window is "close enough" to
+ * 1:1 transform. We do that by converting the transformed coordinates
+ * to 24.8 fixed-point before checking if they look right.
 */
-#define MTX_GL_SCALE_X(x,w,v1,v2) ((((((x) / (w)) + 1.0f) / 2.0f) * (v1)) + (v2))
-#define MTX_GL_SCALE_Y(y,w,v1,v2) ((v1) - (((((y) / (w)) + 1.0f) / 2.0f) * (v1)) + (v2))
+static inline int
+round_to_fixed (float x)
+{
+  return roundf (x * 256);
+}

-/* Check if we're painting the MetaWindowGroup "untransformed". This can
- * differ from the result of actor_is_untransformed(window_group) if we're
- * inside a clone paint. The integer translation, if any, is returned.
+/* We can only (easily) apply our logic for figuring out what a window
+ * obscures if is not transformed. This function does that check and
+ * as a side effect gets the position of the upper-left corner of the
+ * actors.
+ *
+ * (We actually could handle scaled and non-integrally positioned actors
+ * too as long as they weren't shaped - no filtering is done at the
+ * edges so a rectangle stays a rectangle. But the gain from that is
+ * small, especally since most of our windows are shaped. The simple
+ * case we handle here is the case that matters when the user is just
+ * using the desktop normally.)
+ *
+ * If we assume that the window group is untransformed (it better not
+ * be!) then we could also make this determination by checking directly
+ * if the actor itself is rotated, scaled, or at a non-integral position.
+ * However, the criterion for "close enough" in that case get trickier,
+ * since, for example, the allowed rotation depends on the size of
+ * actor. The approach we take here is to just require everything
+ * to be within 1/256th of a pixel.
 */
 static gboolean
-painting_untransformed (MetaWindowGroup *window_group,
-                        int             *x_origin,
-                        int             *y_origin)
+actor_is_untransformed (ClutterActor *actor,
+                        int          *x_origin,
+                        int          *y_origin)
 {
-  CoglMatrix modelview, projection, modelview_projection;
-  ClutterVertex vertices[4];
+  gfloat widthf, heightf;
  int width, height;
-  float viewport[4];
-  int i;
+  ClutterVertex verts[4];
+  int v0x, v0y, v1x, v1y, v2x, v2y, v3x, v3y;
+  int x, y;

-  cogl_get_modelview_matrix (&modelview);
-  cogl_get_projection_matrix (&projection);
+  clutter_actor_get_size (actor, &widthf, &heightf);
+  width = round_to_fixed (widthf); height = round_to_fixed (heightf);

-  cogl_matrix_multiply (&modelview_projection,
-                        &projection,
-                        &modelview);
+  clutter_actor_get_abs_allocation_vertices (actor, verts);
+  v0x = round_to_fixed (verts[0].x); v0y = round_to_fixed (verts[0].y);
+  v1x = round_to_fixed (verts[1].x); v1y = round_to_fixed (verts[1].y);
+  v2x = round_to_fixed (verts[2].x); v2y = round_to_fixed (verts[2].y);
+  v3x = round_to_fixed (verts[3].x); v3y = round_to_fixed (verts[3].y);

-  meta_screen_get_size (window_group->screen, &width, &height);
+  /* Using shifting for converting fixed => int, gets things right for
+   * negative values. / 256. wouldn't do the same
+   */
+  x = v0x >> 8;
+  y = v0y >> 8;

-  vertices[0].x = 0;
-  vertices[0].y = 0;
-  vertices[0].z = 0;
-  vertices[1].x = width;
-  vertices[1].y = 0;
-  vertices[1].z = 0;
-  vertices[2].x = 0;
-  vertices[2].y = height;
-  vertices[2].z = 0;
-  vertices[3].x = width;
-  vertices[3].y = height;
-  vertices[3].z = 0;
+  /* At integral coordinates? */
+  if (x * 256 != v0x || y * 256 != v0y)
+    return FALSE;

-  cogl_get_viewport (viewport);
+  /* Not scaled? */
+  if (v1x - v0x != width || v2y - v0y != height)
+    return FALSE;

-  for (i = 0; i < 4; i++)
-    {
-      float w = 1;
-      cogl_matrix_transform_point (&modelview_projection, &vertices[i].x, &vertices[i].y, &vertices[i].z, &w);
-      vertices[i].x = MTX_GL_SCALE_X (vertices[i].x, w,
-                                      viewport[2], viewport[0]);
-      vertices[i].y = MTX_GL_SCALE_Y (vertices[i].y, w,
-                                      viewport[3], viewport[1]);
-    }
+  /* Not rotated/skewed? */
+  if (v0x != v2x || v0y != v1y ||
+      v3x != v1x || v3y != v2y)
+    return FALSE;

-  return meta_actor_vertices_are_untransformed (vertices, width, height, x_origin, y_origin);
+  *x_origin = x;
+  *y_origin = y;
+
+  return TRUE;
 }

+#if CLUTTER_CHECK_VERSION(1, 9, 0)
+#define has_effects clutter_actor_has_effects
+#else
+
+static gboolean
+has_effects(ClutterActor *actor)
+{
+  GList *list;
+  gboolean ret;
+
+  list = clutter_actor_get_effects (actor);
+  ret = list != NULL;
+  g_list_free (list);
+
+  return ret;
+}
+
+#endif
+
 static void
 meta_window_group_paint (ClutterActor *actor)
 {
  cairo_region_t *visible_region;
+  cairo_region_t *unredirected_window_region = NULL;
  ClutterActor *stage;
-  cairo_rectangle_int_t visible_rect;
+  cairo_rectangle_int_t visible_rect, unredirected_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);
-
-  /* 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
-   * case and we need to compensate. We look at the position of the window
-   * group under the current model-view matrix and the position of the actor.
-   * If they are both simply integer translations, then we can compensate
-   * easily, otherwise we give up.
-   *
-   * Possible cleanup: work entirely in paint space - we can compute the
-   * combination of the model-view matrix with the local matrix for each child
-   * actor and get a total transformation for that actor for how we are
-   * painting currently, and never worry about how actors are positioned
-   * on the stage.
-   */
-  if (!painting_untransformed (window_group, &paint_x_origin, &paint_y_origin) ||
-      !meta_actor_is_untransformed (actor, &actor_x_origin, &actor_y_origin))
+  if (info->unredirected_window != NULL)
    {
-      CLUTTER_ACTOR_CLASS (meta_window_group_parent_class)->paint (actor);
-      return;
+      meta_window_actor_get_shape_bounds (META_WINDOW_ACTOR (info->unredirected_window), &unredirected_rect);
+      unredirected_window_region = cairo_region_create_rectangle (&unredirected_rect);
    }

-  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.
@@ -142,23 +156,14 @@ meta_window_group_paint (ClutterActor *actor)

  visible_region = cairo_region_create_rectangle (&visible_rect);

-  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);
-    }
+  if (unredirected_window_region)
+    cairo_region_subtract (visible_region, unredirected_window_region);

  for (l = children; l; l = l->next)
    {
      if (!CLUTTER_ACTOR_IS_VISIBLE (l->data))
        continue;

-      if (l->data == info->unredirected_window)
-        continue;
-
      /* If an actor has effects applied, then that can change the area
       * it paints and the opacity, so we no longer can figure out what
       * portion of the actor is obscured and what portion of the screen
@@ -175,7 +180,7 @@ 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 (has_effects (l->data))
        continue;

      if (META_IS_WINDOW_ACTOR (l->data))
@@ -183,12 +188,9 @@ meta_window_group_paint (ClutterActor *actor)
          MetaWindowActor *window_actor = l->data;
          int x, y;

-          if (!meta_actor_is_untransformed (CLUTTER_ACTOR (window_actor), &x, &y))
+          if (!actor_is_untransformed (CLUTTER_ACTOR (window_actor), &x, &y))
            continue;

-          x += paint_x_offset;
-          y += paint_y_offset;
-
          /* Temporarily move to the coordinate system of the actor */
          cairo_region_translate (visible_region, - x, - y);

@@ -204,30 +206,18 @@ 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 (l->data))
        {
-          ClutterActor *background_actor = l->data;
-          int x, y;
-
-          if (!meta_actor_is_untransformed (CLUTTER_ACTOR (background_actor), &x, &y))
-            continue;
-
-          x += paint_x_offset;
-          y += paint_y_offset;
-
-          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);
-          else
-            meta_background_actor_set_visible_region (META_BACKGROUND_ACTOR (background_actor), visible_region);
-          cairo_region_translate (visible_region, x, y);
+          MetaBackgroundActor *background_actor = l->data;
+          meta_background_actor_set_visible_region (background_actor, visible_region);
        }
    }

  cairo_region_destroy (visible_region);

+  if (unredirected_window_region)
+    cairo_region_destroy (unredirected_window_region);
+
  CLUTTER_ACTOR_CLASS (meta_window_group_parent_class)->paint (actor);

  /* Now that we are done painting, unset the visible regions (they will
@@ -238,6 +228,7 @@ meta_window_group_paint (ClutterActor *actor)
      if (META_IS_WINDOW_ACTOR (l->data))
        {
          MetaWindowActor *window_actor = l->data;
+          window_actor = l->data;
          meta_window_actor_reset_visible_regions (window_actor);
        }
      else if (META_IS_BACKGROUND_ACTOR (l->data))
--- a/src/compositor/meta-window-group.h
+++ b/src/compositor/meta-window-group.h
@@ -49,7 +49,4 @@ GType meta_window_group_get_type (void);

 ClutterActor *meta_window_group_new (MetaScreen *screen);

-gboolean meta_window_group_actor_is_untransformed (ClutterActor *actor,
-                                                   int          *x_origin,
-                                                   int          *y_origin);
 #endif /* META_WINDOW_GROUP_H */
--- a/src/compositor/plugins/Makefile.am
+++ b/src/compositor/plugins/Makefile.am
@@ -16,9 +16,3 @@ pkglib_LTLIBRARIES = default.la
 install-exec-hook:
 	-rm $(DESTDIR)$(pkglibdir)/*.a
 	-rm $(DESTDIR)$(pkglibdir)/*.la
-
-# Since we removed the .la file, 'make uninstall' doesn't work properly,
-# since it counts on libtool to remove the .la files, so just kill the
-# .so file manually.
-uninstall-local:
-	-rm -f $(DESTDIR)$(pkglibdir)/default.so
--- a/src/compositor/plugins/default.c
+++ b/src/compositor/plugins/default.c
@@ -112,6 +112,8 @@ struct _MetaDefaultPluginPrivate
  ClutterActor          *desktop2;

  MetaPluginInfo         info;
+
+  gboolean               debug_mode : 1;
 };

 /*
@@ -180,6 +182,34 @@ meta_default_plugin_get_property (GObject    *object,
    }
 }

+static void
+start (MetaPlugin *plugin)
+{
+  MetaDefaultPluginPrivate *priv   = META_DEFAULT_PLUGIN (plugin)->priv;
+
+  guint destroy_timeout  = DESTROY_TIMEOUT;
+  guint minimize_timeout = MINIMIZE_TIMEOUT;
+  guint maximize_timeout = MAXIMIZE_TIMEOUT;
+  guint map_timeout      = MAP_TIMEOUT;
+  guint switch_timeout   = SWITCH_TIMEOUT;
+
+  if (meta_plugin_debug_mode (plugin))
+    {
+      g_debug ("Plugin %s: Entering debug mode.", priv->info.name);
+
+      priv->debug_mode = TRUE;
+
+      /*
+       * Double the effect duration to make them easier to observe.
+       */
+      destroy_timeout  *= 2;
+      minimize_timeout *= 2;
+      maximize_timeout *= 2;
+      map_timeout      *= 2;
+      switch_timeout   *= 2;
+    }
+}
+
 static void
 meta_default_plugin_class_init (MetaDefaultPluginClass *klass)
 {
@@ -191,6 +221,7 @@ meta_default_plugin_class_init (MetaDefaultPluginClass *klass)
  gobject_class->set_property    = meta_default_plugin_set_property;
  gobject_class->get_property    = meta_default_plugin_get_property;

+  plugin_class->start            = start;
  plugin_class->map              = map;
  plugin_class->minimize         = minimize;
  plugin_class->maximize         = maximize;
@@ -253,8 +284,7 @@ on_switch_workspace_effect_complete (ClutterTimeline *timeline, gpointer data)
 {
  MetaPlugin               *plugin  = META_PLUGIN (data);
  MetaDefaultPluginPrivate *priv = META_DEFAULT_PLUGIN (plugin)->priv;
-  MetaScreen *screen = meta_plugin_get_screen (plugin);
-  GList *l = meta_get_window_actors (screen);
+  GList        *l     = meta_plugin_get_window_actors (plugin);

  while (l)
    {
@@ -287,7 +317,6 @@ switch_workspace (MetaPlugin *plugin,
                  gint from, gint to,
                  MetaMotionDirection direction)
 {
-  MetaScreen *screen;
  MetaDefaultPluginPrivate *priv = META_DEFAULT_PLUGIN (plugin)->priv;
  GList        *l;
  ClutterActor *workspace0  = clutter_group_new ();
@@ -296,13 +325,11 @@ switch_workspace (MetaPlugin *plugin,
  int           screen_width, screen_height;
  ClutterAnimation *animation;

-  screen = meta_plugin_get_screen (plugin);
-  stage = meta_get_stage_for_screen (screen);
-
-  meta_screen_get_size (screen,
-                        &screen_width,
-                        &screen_height);
+  stage = meta_plugin_get_stage (plugin);

+  meta_plugin_query_screen_size (plugin,
+					      &screen_width,
+					      &screen_height);
  clutter_actor_set_anchor_point (workspace1,
                                  screen_width,
                                  screen_height);
@@ -321,7 +348,7 @@ switch_workspace (MetaPlugin *plugin,
      return;
    }

-  l = g_list_last (meta_get_window_actors (screen));
+  l = g_list_last (meta_plugin_get_window_actors (plugin));

  while (l)
    {
@@ -419,19 +446,12 @@ static void
 minimize (MetaPlugin *plugin, MetaWindowActor *window_actor)
 {
  MetaWindowType type;
-  MetaRectangle icon_geometry;
  MetaWindow *meta_window = meta_window_actor_get_meta_window (window_actor);
  ClutterActor *actor  = CLUTTER_ACTOR (window_actor);


  type = meta_window_get_window_type (meta_window);

-  if (!meta_window_get_icon_geometry(meta_window, &icon_geometry))
-    {
-      icon_geometry.x = 0;
-      icon_geometry.y = 0;
-    }
-
  if (type == META_WINDOW_NORMAL)
    {
      ClutterAnimation *animation;
@@ -448,8 +468,6 @@ minimize (MetaPlugin *plugin, MetaWindowActor *window_actor)
                                         MINIMIZE_TIMEOUT,
                                         "scale-x", 0.0,
                                         "scale-y", 0.0,
-                                         "x", (double)icon_geometry.x,
-                                         "y", (double)icon_geometry.y,
                                         NULL);
      apriv->tml_minimize = clutter_animation_get_timeline (animation);
      data->plugin = plugin;
--- a/src/compositor/region-utils.c
+++ b/src/compositor/region-utils.c
@@ -43,17 +43,34 @@
 /* Optimium performance seems to be with MAX_CHUNK_RECTANGLES=4; 8 is about 10% slower.
 * But using 8 may be more robust to systems with slow malloc(). */
 #define MAX_CHUNK_RECTANGLES 8
+#define MAX_LEVELS 16

-void
+typedef struct
+{
+  /* To merge regions in binary tree order, we need to keep track of
+   * the regions that we've already merged together at different
+   * levels of the tree. We fill in an array in the pattern:
+   *
+   * |a  |
+   * |b  |a  |
+   * |c  |   |ab |
+   * |d  |c  |ab |
+   * |e  |   |   |abcd|
+   */
+  cairo_region_t *levels[MAX_LEVELS];
+  int n_levels;
+} MetaRegionBuilder;
+
+static void
 meta_region_builder_init (MetaRegionBuilder *builder)
 {
  int i;
-  for (i = 0; i < META_REGION_BUILDER_MAX_LEVELS; i++)
+  for (i = 0; i < MAX_LEVELS; i++)
    builder->levels[i] = NULL;
  builder->n_levels = 1;
 }

-void
+static void
 meta_region_builder_add_rectangle (MetaRegionBuilder *builder,
                                   int                x,
                                   int                y,
@@ -78,7 +95,7 @@ meta_region_builder_add_rectangle (MetaRegionBuilder *builder,
        {
          if (builder->levels[i] == NULL)
            {
-              if (i < META_REGION_BUILDER_MAX_LEVELS)
+              if (i < MAX_LEVELS)
                {
                  builder->levels[i] = builder->levels[i - 1];
                  builder->levels[i - 1] = NULL;
@@ -98,7 +115,7 @@ meta_region_builder_add_rectangle (MetaRegionBuilder *builder,
    }
 }

-cairo_region_t *
+static cairo_region_t *
 meta_region_builder_finish (MetaRegionBuilder *builder)
 {
  cairo_region_t *result = NULL;
--- a/src/compositor/region-utils.h
+++ b/src/compositor/region-utils.h
@@ -63,32 +63,6 @@ struct _MetaRegionIterator {
  cairo_rectangle_int_t next_rectangle;
 };

-typedef struct _MetaRegionBuilder MetaRegionBuilder;
-
-#define META_REGION_BUILDER_MAX_LEVELS 16
-struct _MetaRegionBuilder {
-  /* To merge regions in binary tree order, we need to keep track of
-   * the regions that we've already merged together at different
-   * levels of the tree. We fill in an array in the pattern:
-   *
-   * |a  |
-   * |b  |a  |
-   * |c  |   |ab |
-   * |d  |c  |ab |
-   * |e  |   |   |abcd|
-   */
-  cairo_region_t *levels[META_REGION_BUILDER_MAX_LEVELS];
-  int n_levels;
-};
-
-void     meta_region_builder_init       (MetaRegionBuilder *builder);
-void     meta_region_builder_add_rectangle (MetaRegionBuilder *builder,
-                                            int                x,
-                                            int                y,
-                                            int                width,
-                                            int                height);
-cairo_region_t * meta_region_builder_finish (MetaRegionBuilder *builder);
-
 void     meta_region_iterator_init      (MetaRegionIterator *iter,
                                         cairo_region_t     *region);
 gboolean meta_region_iterator_at_end    (MetaRegionIterator *iter);
--- a/src/core/barrier.c
+++ b/src/core/barrier.c
@@ -1,398 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
-
-#include "config.h"
-
-#include <glib-object.h>
-
-#include <X11/extensions/XInput2.h>
-#include <X11/extensions/Xfixes.h>
-#include <meta/util.h>
-#include <meta/barrier.h>
-#include "display-private.h"
-#include "mutter-enum-types.h"
-#include "core.h"
-
-G_DEFINE_TYPE (MetaBarrier, meta_barrier, G_TYPE_OBJECT)
-
-enum {
-  PROP_0,
-
-  PROP_DISPLAY,
-
-  PROP_X1,
-  PROP_Y1,
-  PROP_X2,
-  PROP_Y2,
-  PROP_DIRECTIONS,
-
-  PROP_LAST,
-};
-
-static GParamSpec *obj_props[PROP_LAST];
-
-enum {
-  HIT,
-  LEFT,
-
-  LAST_SIGNAL,
-};
-
-static guint obj_signals[LAST_SIGNAL];
-
-struct _MetaBarrierPrivate
-{
-  MetaDisplay *display;
-
-  int x1;
-  int y1;
-  int x2;
-  int y2;
-
-  MetaBarrierDirection directions;
-
-  PointerBarrier xbarrier;
-};
-
-static void
-meta_barrier_get_property (GObject    *object,
-                           guint       prop_id,
-                           GValue     *value,
-                           GParamSpec *pspec)
-{
-  MetaBarrier *barrier = META_BARRIER (object);
-  MetaBarrierPrivate *priv = barrier->priv;
-  switch (prop_id)
-    {
-    case PROP_DISPLAY:
-      g_value_set_object (value, priv->display);
-      break;
-    case PROP_X1:
-      g_value_set_int (value, priv->x1);
-      break;
-    case PROP_Y1:
-      g_value_set_int (value, priv->y1);
-      break;
-    case PROP_X2:
-      g_value_set_int (value, priv->x2);
-      break;
-    case PROP_Y2:
-      g_value_set_int (value, priv->y2);
-      break;
-    case PROP_DIRECTIONS:
-      g_value_set_flags (value, priv->directions);
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-static void
-meta_barrier_set_property (GObject      *object,
-                           guint         prop_id,
-                           const GValue *value,
-                           GParamSpec   *pspec)
-{
-  MetaBarrier *barrier = META_BARRIER (object);
-  MetaBarrierPrivate *priv = barrier->priv;
-  switch (prop_id)
-    {
-    case PROP_DISPLAY:
-      priv->display = g_value_get_object (value);
-      break;
-    case PROP_X1:
-      priv->x1 = g_value_get_int (value);
-      break;
-    case PROP_Y1:
-      priv->y1 = g_value_get_int (value);
-      break;
-    case PROP_X2:
-      priv->x2 = g_value_get_int (value);
-      break;
-    case PROP_Y2:
-      priv->y2 = g_value_get_int (value);
-      break;
-    case PROP_DIRECTIONS:
-      priv->directions = g_value_get_flags (value);
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-    }
-}
-
-static void
-meta_barrier_dispose (GObject *object)
-{
-  MetaBarrier *barrier = META_BARRIER (object);
-  MetaBarrierPrivate *priv = barrier->priv;
-
-  if (meta_barrier_is_active (barrier))
-    {
-      meta_bug ("MetaBarrier wrapper %p for X barrier %ld was destroyed"
-                " while the X barrier is still active.",
-                barrier, priv->xbarrier);
-    }
-
-  G_OBJECT_CLASS (meta_barrier_parent_class)->dispose (object);
-}
-
-gboolean
-meta_barrier_is_active (MetaBarrier *barrier)
-{
-  return barrier->priv->xbarrier != 0;
-}
-
-/**
- * meta_barrier_release:
- * @barrier: The barrier to release
- * @event: The event to release the pointer for
- *
- * In XI2.3, pointer barriers provide a feature where they can
- * be temporarily released so that the pointer goes through
- * them. Pass a #MetaBarrierEvent to release the barrier for
- * this event sequence.
- */
-void
-meta_barrier_release (MetaBarrier      *barrier,
-                      MetaBarrierEvent *event)
-{
-#ifdef HAVE_XI23
-  MetaBarrierPrivate *priv = barrier->priv;
-  if (META_DISPLAY_HAS_XINPUT_23 (priv->display))
-    {
-      XIBarrierReleasePointer (priv->display->xdisplay,
-                               META_VIRTUAL_CORE_POINTER_ID,
-                               priv->xbarrier, event->event_id);
-    }
-#endif /* HAVE_XI23 */
-}
-
-static void
-meta_barrier_constructed (GObject *object)
-{
-  MetaBarrier *barrier = META_BARRIER (object);
-  MetaBarrierPrivate *priv = barrier->priv;
-  Display *dpy;
-  Window root;
-
-  g_return_if_fail (priv->x1 == priv->x2 || priv->y1 == priv->y2);
-
-  if (priv->display == NULL)
-    {
-      g_warning ("A display must be provided when constructing a barrier.");
-      return;
-    }
-
-  dpy = priv->display->xdisplay;
-  root = DefaultRootWindow (dpy);
-
-  priv->xbarrier = XFixesCreatePointerBarrier (dpy, root,
-                                               priv->x1, priv->y1,
-                                               priv->x2, priv->y2,
-                                               priv->directions, 0, NULL);
-
-  /* Take a ref that we'll release when the XID dies inside destroy(),
-   * so that the object stays alive and doesn't get GC'd. */
-  g_object_ref (barrier);
-
-  g_hash_table_insert (priv->display->xids, &priv->xbarrier, barrier);
-
-  G_OBJECT_CLASS (meta_barrier_parent_class)->constructed (object);
-}
-
-static void
-meta_barrier_class_init (MetaBarrierClass *klass)
-{
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
-  object_class->get_property = meta_barrier_get_property;
-  object_class->set_property = meta_barrier_set_property;
-  object_class->dispose = meta_barrier_dispose;
-  object_class->constructed = meta_barrier_constructed;
-
-  obj_props[PROP_DISPLAY] =
-    g_param_spec_object ("display",
-                         "Display",
-                         "The display to construct the pointer barrier on",
-                         META_TYPE_DISPLAY,
-                         G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  obj_props[PROP_X1] =
-    g_param_spec_int ("x1",
-                      "X1",
-                      "The first X coordinate of the barrier",
-                      0, G_MAXSHORT, 0,
-                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  obj_props[PROP_Y1] =
-    g_param_spec_int ("y1",
-                      "Y1",
-                      "The first Y coordinate of the barrier",
-                      0, G_MAXSHORT, 0,
-                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  obj_props[PROP_X2] =
-    g_param_spec_int ("x2",
-                      "X2",
-                      "The second X coordinate of the barrier",
-                      0, G_MAXSHORT, G_MAXSHORT,
-                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  obj_props[PROP_Y2] =
-    g_param_spec_int ("y2",
-                      "Y2",
-                      "The second Y coordinate of the barrier",
-                      0, G_MAXSHORT, G_MAXSHORT,
-                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  obj_props[PROP_DIRECTIONS] =
-    g_param_spec_flags ("directions",
-                        "Directions",
-                        "A set of directions to let the pointer through",
-                        META_TYPE_BARRIER_DIRECTION,
-                        0,
-                        G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
-
-  g_object_class_install_properties (object_class, PROP_LAST, obj_props);
-
-  /**
-   * MetaBarrier::hit:
-   * @barrier: The #MetaBarrier that was hit
-   * @event: A #MetaBarrierEvent that has the details of how
-   * the barrier was hit.
-   *
-   * When a pointer barrier is hit, this will trigger. This
-   * requires an XI2-enabled server.
-   */
-  obj_signals[HIT] =
-    g_signal_new ("hit",
-                  G_TYPE_FROM_CLASS (object_class),
-                  G_SIGNAL_RUN_FIRST,
-                  0,
-                  NULL, NULL, NULL,
-                  G_TYPE_NONE, 1,
-                  META_TYPE_BARRIER_EVENT);
-
-  /**
-   * MetaBarrier::left:
-   * @barrier: The #MetaBarrier that was left
-   * @event: A #MetaBarrierEvent that has the details of how
-   * the barrier was left.
-   *
-   * When a pointer barrier hitbox was left, this will trigger.
-   * This requires an XI2-enabled server.
-   */
-  obj_signals[LEFT] =
-    g_signal_new ("left",
-                  G_TYPE_FROM_CLASS (object_class),
-                  G_SIGNAL_RUN_FIRST,
-                  0,
-                  NULL, NULL, NULL,
-                  G_TYPE_NONE, 1,
-                  META_TYPE_BARRIER_EVENT);
-
-  g_type_class_add_private (object_class, sizeof(MetaBarrierPrivate));
-}
-
-void
-meta_barrier_destroy (MetaBarrier *barrier)
-{
-  MetaBarrierPrivate *priv = barrier->priv;
-  Display *dpy;
-
-  if (priv->display == NULL)
-    return;
-
-  dpy = priv->display->xdisplay;
-
-  if (!meta_barrier_is_active (barrier))
-    return;
-
-  XFixesDestroyPointerBarrier (dpy, priv->xbarrier);
-  g_hash_table_remove (priv->display->xids, &priv->xbarrier);
-  priv->xbarrier = 0;
-
-  g_object_unref (barrier);
-}
-
-static void
-meta_barrier_init (MetaBarrier *barrier)
-{
-  barrier->priv = G_TYPE_INSTANCE_GET_PRIVATE (barrier, META_TYPE_BARRIER, MetaBarrierPrivate);
-}
-
-#ifdef HAVE_XI23
-static void
-meta_barrier_fire_event (MetaBarrier    *barrier,
-                         XIBarrierEvent *xevent)
-{
-  MetaBarrierEvent *event = g_slice_new0 (MetaBarrierEvent);
-
-  event->ref_count = 1;
-  event->event_id = xevent->eventid;
-  event->time = xevent->time;
-  event->dt = xevent->dtime;
-
-  event->x = xevent->root_x;
-  event->y = xevent->root_y;
-  event->dx = xevent->dx;
-  event->dy = xevent->dy;
-
-  event->released = (xevent->flags & XIBarrierPointerReleased) != 0;
-  event->grabbed = (xevent->flags & XIBarrierDeviceIsGrabbed) != 0;
-
-  switch (xevent->evtype)
-    {
-    case XI_BarrierHit:
-      g_signal_emit (barrier, obj_signals[HIT], 0, event);
-      break;
-    case XI_BarrierLeave:
-      g_signal_emit (barrier, obj_signals[LEFT], 0, event);
-      break;
-    default:
-      g_assert_not_reached ();
-    }
-}
-
-gboolean
-meta_display_process_barrier_event (MetaDisplay    *display,
-                                    XIBarrierEvent *xev)
-{
-  MetaBarrier *barrier;
-
-  barrier = g_hash_table_lookup (display->xids, &xev->barrier);
-  if (barrier != NULL)
-    {
-      meta_barrier_fire_event (barrier, xev);
-      return TRUE;
-    }
-
-  return FALSE;
-}
-#endif /* HAVE_XI23 */
-
-static MetaBarrierEvent *
-meta_barrier_event_ref (MetaBarrierEvent *event)
-{
-  g_return_val_if_fail (event != NULL, NULL);
-  g_return_val_if_fail (event->ref_count > 0, NULL);
-
-  g_atomic_int_inc ((volatile int *)&event->ref_count);
-  return event;
-}
-
-static void
-meta_barrier_event_unref (MetaBarrierEvent *event)
-{
-  g_return_if_fail (event != NULL);
-  g_return_if_fail (event->ref_count > 0);
-
-  if (g_atomic_int_dec_and_test ((volatile int *)&event->ref_count))
-    g_slice_free (MetaBarrierEvent, event);
-}
-
-G_DEFINE_BOXED_TYPE (MetaBarrierEvent,
-                     meta_barrier_event,
-                     meta_barrier_event_ref,
-                     meta_barrier_event_unref)
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Ryan Lortie	393a80d434	Add _DBUS_UNIQUE_NAME and _OBJECT_PATH properties https://bugzilla.gnome.org/show_bug.cgi?id=664851	2011-12-05 12:54:29 -05:00
Colin Walters	a2f95e115c	Load _DBUS_APPLICATION_ID property, expose it via API This is used to associate GtkApplication -> X window, and will be consumed by gnome-shell. https://bugzilla.gnome.org/show_bug.cgi?id=664851	2011-12-05 12:52:29 -05:00