shell: Update to MetaCursorTracker API change

The pointer coordinates in meta_cursor_tracker_get_pointer() are now
returned as a graphene_point_t.

.gitlab-ci.yml

@@ -9,7 +9,6 @@ stages:
 variables:
     BUNDLE: "extensions-git.flatpak"
     JS_LOG: "js-report.txt"
-    POT_LOG: "pot-update.txt"
 
 .only_default: &only_default
     only:
@@ -67,6 +66,7 @@ no_template_check:
 build:
     image: registry.gitlab.gnome.org/gnome/mutter/master:v4
     stage: build
+    needs: []
     before_script:
         - .gitlab-ci/checkout-mutter.sh
         - meson mutter mutter/build --prefix=/usr -Dtests=false
@@ -85,6 +85,7 @@ build:
 test:
     image: registry.gitlab.gnome.org/gnome/mutter/master:v4
     stage: test
+    needs: ["build"]
     variables:
         XDG_RUNTIME_DIR: "$CI_PROJECT_DIR/runtime-dir"
         NO_AT_BRIDGE: "1"
@@ -99,24 +100,9 @@ test:
             - build/meson-logs/testlog.txt
         when: on_failure
 
-test-pot:
-    image: registry.gitlab.gnome.org/gnome/mutter/master:v4
-    stage: test
-    before_script:
-        - ninja -C mutter/build install
-    script:
-        # Check that pot files are generated correctly:
-        # https://savannah.gnu.org/bugs/?50920#comment5
-        - ninja -C build gnome-shell-pot 2>&1 | awk '
-            BEGIN { start=0; }
-            start==1 { print $0; }
-            /gnome-shell-pot/ { start=1; }
-          ' | tee $POT_LOG
-        - (! grep -q . $POT_LOG)
-    <<: *only_default
-
 flatpak:
     stage: build
+    needs: []
     variables:
         SUBPROJECT: "subprojects/extensions-app"
         # Your manifest path

NEWS

@@ -1,3 +1,111 @@
+3.37.90
+=======
+* Fix extension updates when many extensions are installed [Jeremias; !1363]
+* Fix missing icons in on-screen keyboard [Emre; #2631, #3007]
+* Fix delay when showing calendar events [Sebastian; #2992]
+* Allow rearranging items in app picker [Georges; !1284]
+* Fix top bar navigation when NumLock is active [Olivier; #550]
+* Delay login animation until wallpaper has loaded [Michael; #734996]
+* Reset auth prompt on login screen on VT switch before fade in [Ray; #2997]
+* Move screencasting into a separate service [Jonas Å.; !1372]
+* Replace loaded terms with more descriptive one [Olivier; !1393]
+* Add "Boot Options" support to restart dialog [Hans; !199]
+* Move "Restart" into a separate menu item/dialog [Florian; #2202]
+* Default to not installing updates on low battery [Michael; #2717]
+* Misc. bug fixes and cleanups [Florian, Daniel V., Georges, Jonas Å.,
+  Daniel G., Carlos, Benjamin, Piotr, Andre, Jonas D., Andy; !1357, !1356,
+  #2969, #2969, !1358, !1371, #3005, !1380, #3022, !1381, !895, !1387, !1386,
+  !1385, #3037, !1389, !1390, !1391, !1383, !1399, #2983, !1403]
+
+Contributors:
+  Jonas Ådahl, Benjamin Berg, Michael Catanzaro, Piotr Drąg, Jonas Dreßler,
+  Olivier Fourdan, Carlos Garnacho, Hans de Goede, Andy Holmes,
+  Sebastian Keller, Andre Moreira Magalhaes, Daniel García Moreno,
+  Florian Müllner, Georges Basile Stavracas Neto, Jeremias Ortega, Ray Strode,
+  Emre Uyguroglu, Daniel van Vugt
+
+Translators:
+  Tim Sabsch [de], Boyuan Yang [zh_CN], Fabio Tomat [fur],
+  Efstathios Iosifidis [el], Rafael Fontenelle [pt_BR], Yuri Chornoivan [uk],
+  Daniel Șerbănescu [ro], Jordi Mas [ca], Daniel Mustieles [es],
+  Emin Tufan Çetin [tr], Asier Sarasua Garmendia [eu]
+
+3.37.3
+======
+* Refactor and clean up window picker
+  [Jonas D., Florian; !1297, !1298, !1305, !1345, !1353]
+* Move calendar events out of notifications list [Florian; !1282]
+* Refine app folder dialogs [Georges; !1301]
+* Hide switch-user button on lock screen if unsupported [Chingkai; #2687]
+* Refactor and clean up app picker pagination [Georges; !1271]
+* Add API to retrieve specified mimetypes from clipboards [Carlos; !1321]
+* Support prepending workspace with horizontal layouts [Florian; #2916]
+* Update microphone icon on input volume changes [fludixx; #2902]
+* Cache labels on GPU [Daniel; !1329]
+* Fix regressions in redesigned modal dialogs [Florian, Jonas D.; #2491, !1336]
+* Use GIcon for all application icons [Florian; !1342]
+* Support pre-authenticated logins in vmware environments [yun341; #1983]
+* Better support sandboxed apps with multiple .desktop files [Florian; #219]
+* Fix on-screen keyboard size in portrait orientation [Florian; #2349]
+* Plugged leaks [Sebastian, Daniel, Florian; !1306, !1319, !1341]
+* Misc. bug fixes and cleanups [Jonas D., Georges, Marco, Florian, Sebastian,
+  MOZGIII, Daniel, Mariana, Jonas Å.; !1296, !1295, #2643, !1300, !1309,
+  !1119, #2901, !1313, !1251, !1285, !1307, !1318, !1310, !1320, !1327, !1315,
+  !1289, !1331, !1332, !1333, !1334, !1340, !1287, !1308, !1346, !1299, !1343,
+  !1351, !1352, !1322]
+
+Contributors:
+  Marco Trevisan (Treviño), Chingkai, Jonas Dreßler, Carlos Garnacho,
+  Sebastian Keller, MOZGIII, Florian Müllner, Georges Basile Stavracas Neto,
+  Mariana Picolo, Daniel van Vugt, fludixx, yun341, Jonas Ådahl
+
+Translators:
+  Daniel Mustieles [es], Boyuan Yang [zh_CN], Yuri Chornoivan [uk],
+  Jordi Mas [ca], sicklylife [ja], Emin Tufan Çetin [tr],
+  Baurzhan Muftakhidinov [kk], Florentina Mușat [ro], Aurimas Černius [lt],
+  Rūdolfs Mazurs [lv]
+
+3.37.2
+======
+* Add support for "PrefersNonDefaultGPU" desktop key [Bastien; !1226]
+* Only start systemd units when running under systemd
+  [Carlos, Florian; #2755, !1242, !1252]
+* Fix "ghost" media controls [Bryan; #2776]
+* Fix zombie sockets from extensions downloader [Michael; #2774]
+* Update world clocks offsets when timezone changes [Bryan; #2209]
+* Support scrolling anywhere in slider menu items [Peter; #2795]
+* Fix "Do Not Disturb" setting getting reset on startup [Florian; #2804]
+* Only allow updates for extensions that aren't cached [Florian; !1248]
+* Fix matching notifications by PID [Florian; #2592]
+* Indicate extension errors in Extensions app [Florian; #2337]
+* Add clipboard API for querying supported mimetypes [Andy; #2819]
+* Add preview to color picker [Florian; #451]
+* Improve world clocks styling [PrOF-kk; #2825]
+* Remove Frequent view from app picker [Georges; !880]
+* Fix pad OSD glitches [Carlos; !1290]
+* Expose actor tree in looking glass [Georges; !1292]
+* Fixed crashes [Jonas D., Florian; #2709, #2757]
+* Misc. bug fixes and cleanups [Florian, AsciiWolf, Michael, Piotr, Ting-Wei,
+  Amr, Alexander, Bryan, Georges, Jonas D., Andy, Björn, Koki, Carlos; !1229,
+  !1231, !1233, !1235, #2578, #2735, #2751, #2602, #2777, !1249, #2796, !1268,
+  !1269, !1265, !1245, !1273, #2816, !1274, !1263, !1188, !1276, #2652, !1277,
+  !1281, #2286, !1267, !1286, !1279, !1288, !1293, !1294, !1291]
+
+Contributors:
+  AsciiWolf, Michael Catanzaro, Björn Daase, Jonas Dreßler, Bryan Dunsmore,
+  Koki Fukuda, Carlos Garnacho, Andy Holmes, Amr Ibrahim, Soslan Khubulov,
+  Ting-Wei Lan, Michael Lass, Alexander Mikhaylenko, Florian Müllner,
+  Georges Basile Stavracas Neto, Bastien Nocera, PrOF-kk, Peter Simonyi
+
+Translators:
+  Fabio Tomat [fur], Cheng-Chia Tseng [zh_TW], Yuri Chornoivan [uk],
+  Dušan Kazik [sk], Piotr Drąg [pl], Soslan Khubulov [os],
+  Daniel Mustieles [es], Nathan Follens [nl], Bruce Cowan [en_GB],
+  Florentina Mușat [ro], Milo Casagrande [it], Anders Jonsson [sv],
+  Charles Monzat [fr], Danial Behzadi [fa], sicklylife [ja], Kukuh Syafaat [id],
+  Jordi Mas [ca], Emin Tufan Çetin [tr], Jiri Grönroos [fi], Марко Костић [sr],
+  Christian Kirbach [de], Changwoo Ryu [ko], Matej Urbančič [sl]
+
 3.37.1
 ======
 * Improve bluetooth submenu title [Mariana; #2340]

data/dbus-interfaces/org.freedesktop.login1.Manager.xml

@@ -20,6 +20,12 @@
     <method name="ListSessions">
       <arg name="sessions" type="a(susso)" direction="out"/>
     </method>
+    <method name="CanRebootToBootLoaderMenu">
+      <arg type="s" direction="out"/>
+    </method>
+    <method name="SetRebootToBootLoaderMenu">
+      <arg type="t" direction="in"/>
+    </method>
     <signal name="PrepareForSleep">
       <arg type="b" direction="out"/>
     </signal>

data/dbus-interfaces/org.gnome.Mutter.ScreenCast.xml

@@ -0,0 +1,191 @@
+<!DOCTYPE node PUBLIC
+'-//freedesktop//DTD D-BUS Object Introspection 1.0//EN'
+'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd'>
+<node>
+
+  <!--
+      org.gnome.Mutter.ScreenCast:
+      @short_description: Screen cast interface
+
+      This API is private and not intended to be used outside of the integrated
+      system that uses libmutter. No compatibility between versions are
+      promised.
+  -->
+  <interface name="org.gnome.Mutter.ScreenCast">
+
+    <!--
+	CreateSession:
+	@properties: Properties
+	@session_path: Path to the new session object
+
+	* "remote-desktop-session-id" (s): The ID of a remote desktop session.
+					   Remote desktop driven screen casts
+					   are started and stopped by the remote
+					   desktop session.
+	* "disable-animations" (b): Set to "true" if the screen cast application
+				    would prefer animations to be globally
+				    disabled, while the session is running. Default
+				    is "false". Available since version 3.
+    -->
+    <method name="CreateSession">
+      <arg name="properties" type="a{sv}" direction="in" />
+      <arg name="session_path" type="o" direction="out" />
+    </method>
+
+    <!--
+        Version:
+        @short_description: API version
+    -->
+    <property name="Version" type="i" access="read" />
+
+  </interface>
+
+  <!--
+       org.gnome.Mutter.ScreenCast.Session:
+       @short_description: Screen cast session
+  -->
+  <interface name="org.gnome.Mutter.ScreenCast.Session">
+
+    <!--
+	Start:
+
+	Start the screen cast session
+    -->
+    <method name="Start" />
+
+    <!--
+	Stop:
+
+	Stop the screen cast session
+    -->
+    <method name="Stop" />
+
+    <!--
+	Closed:
+
+	The session has closed.
+    -->
+    <signal name="Closed" />
+
+    <!--
+	RecordMonitor:
+	@connector: Connector of the monitor to record
+	@properties: Properties
+	@stream_path: Path to the new stream object
+
+	Record a single monitor.
+
+	Available @properties include:
+
+	* "cursor-mode" (u): Cursor mode. Default: 'hidden' (see below)
+	                     Available since API version 2.
+	* "is-recording" (b): Whether this is a screen recording. May be
+			      be used for choosing panel icon.
+			      Default: false. Available since API version 4.
+
+	Available cursor mode values:
+
+	0: hidden - cursor is not included in the stream
+	1: embedded - cursor is included in the framebuffer
+	2: metadata - cursor is included as metadata in the PipeWire stream
+    -->
+    <method name="RecordMonitor">
+      <arg name="connector" type="s" direction="in" />
+      <arg name="properties" type="a{sv}" direction="in" />
+      <arg name="stream_path" type="o" direction="out" />
+    </method>
+
+    <!--
+	RecordWindow:
+	@properties: Properties used determining what window to select
+	@stream_path: Path to the new stream object
+
+	Supported since API version 2.
+
+	Record a single window. The cursor will not be included.
+
+	Available @properties include:
+
+	* "window-id" (t): Id of the window to record.
+	* "cursor-mode" (u): Cursor mode. Default: 'hidden' (see RecordMonitor).
+	* "is-recording" (b): Whether this is a screen recording. May be
+			      be used for choosing panel icon.
+			      Default: false. Available since API version 4.
+
+    -->
+    <method name="RecordWindow">
+      <arg name="properties" type="a{sv}" direction="in" />
+      <arg name="stream_path" type="o" direction="out" />
+    </method>
+
+    <!--
+	RecordArea:
+	@x: X position of the recorded area
+	@y: Y position of the recorded area
+	@width: width of the recorded area
+	@height: height of the recorded area
+	@properties: Properties
+	@stream_path: Path to the new stream object
+
+	Record an area of the stage. The coordinates are in stage coordinates.
+	The size of the stream does not necessarily match the size of the
+	recorded area, and will depend on DPI scale of the affected monitors.
+
+	Available @properties include:
+
+	* "cursor-mode" (u): Cursor mode. Default: 'hidden' (see below)
+	                     Available since API version 2.
+	* "is-recording" (b): Whether this is a screen recording. May be
+			      be used for choosing panel icon.
+			      Default: false. Available since API version 4.
+
+	Available cursor mode values:
+
+	0: hidden - cursor is not included in the stream
+	1: embedded - cursor is included in the framebuffer
+	2: metadata - cursor is included as metadata in the PipeWire stream
+    -->
+    <method name="RecordArea">
+      <arg name="x" type="i" direction="in" />
+      <arg name="y" type="i" direction="in" />
+      <arg name="width" type="i" direction="in" />
+      <arg name="height" type="i" direction="in" />
+      <arg name="properties" type="a{sv}" direction="in" />
+      <arg name="stream_path" type="o" direction="out" />
+    </method>
+  </interface>
+
+  <!--
+       org.gnome.Mutter.ScreenCast.Stream:
+       @short_description: Screen cast stream
+  -->
+  <interface name="org.gnome.Mutter.ScreenCast.Stream">
+
+    <!--
+	PipeWireStreamAdded:
+	@short_description: Pipewire stream added
+
+	A signal emitted when PipeWire stream for the screen cast stream has
+	been created. The @node_id corresponds to the PipeWire stream node.
+    -->
+    <signal name="PipeWireStreamAdded">
+      <annotation name="org.gtk.GDBus.C.Name" value="pipewire-stream-added"/>
+      <arg name="node_id" type="u" direction="out" />
+    </signal>
+
+    <!--
+	Parameters:
+	@short_description: Optional stream parameters
+
+	Available parameters include:
+
+	* "position" (ii): Position of the source of the stream in the
+	                   compositor coordinate space.
+	* "size" (ii): Size of the source of the stream in the compositor
+		       coordinate space.
+    -->
+    <property name="Parameters" type="a{sv}" access="read" />
+
+  </interface>
+
+</node>

data/dbus-interfaces/org.gnome.Shell.Introspect.xml

@@ -70,6 +70,14 @@
     -->
     <property name="AnimationsEnabled" type="b" access="read"/>
 
+    <!--
+       ScreenSize:
+       @short_description: The size of the screen
+
+       Since: 3
+    -->
+    <property name="ScreenSize" type="(ii)" access="read"/>
+
     <property name="version" type="u" access="read"/>
   </interface>
 </node>

data/gnome-shell-dbus-interfaces.gresource.xml

@@ -2,7 +2,6 @@
 <gresources>
   <gresource prefix="/org/gnome/shell/dbus-interfaces">
     <file preprocess="xml-stripblanks">net.hadess.SensorProxy.xml</file>
-    <file preprocess="xml-stripblanks">net.hadess.SwitcherooControl.xml</file>
     <file preprocess="xml-stripblanks">org.freedesktop.Application.xml</file>
     <file preprocess="xml-stripblanks">org.freedesktop.bolt1.Device.xml</file>
     <file preprocess="xml-stripblanks">org.freedesktop.bolt1.Manager.xml</file>
@@ -29,6 +28,7 @@
     <file preprocess="xml-stripblanks">org.freedesktop.UPower.xml</file>
     <file preprocess="xml-stripblanks">org.gnome.Magnifier.xml</file>
     <file preprocess="xml-stripblanks">org.gnome.Magnifier.ZoomRegion.xml</file>
+    <file preprocess="xml-stripblanks">org.gnome.Mutter.ScreenCast.xml</file>
     <file preprocess="xml-stripblanks">org.gnome.ScreenSaver.xml</file>
     <file preprocess="xml-stripblanks">org.gnome.SessionManager.EndSessionDialog.xml</file>
     <file preprocess="xml-stripblanks">org.gnome.SessionManager.Inhibitor.xml</file>

data/gnome-shell-theme.gresource.xml

@@ -6,24 +6,25 @@
     <file>checkbox-off-focused.svg</file>
     <file>checkbox-off.svg</file>
     <file>checkbox.svg</file>
+    <file alias="icons/scalable/actions/color-pick.svg">color-pick.svg</file>
     <file>dash-placeholder.svg</file>
     <file>gnome-shell.css</file>
     <file>gnome-shell-high-contrast.css</file>
-    <file alias="icons/message-indicator-symbolic.svg">message-indicator-symbolic.svg</file>
+    <file alias="icons/scalable/status/message-indicator-symbolic.svg">message-indicator-symbolic.svg</file>
     <file>no-events.svg</file>
     <file>no-notifications.svg</file>
     <file>pad-osd.css</file>
-    <file alias="icons/eye-open-negative-filled-symbolic.svg">eye-open-negative-filled-symbolic.svg</file>
-    <file alias="icons/eye-not-looking-symbolic.svg">eye-not-looking-symbolic.svg</file>
-    <file alias="icons/pointer-double-click-symbolic.svg">pointer-double-click-symbolic.svg</file>
-    <file alias="icons/pointer-drag-symbolic.svg">pointer-drag-symbolic.svg</file>
-    <file alias="icons/pointer-primary-click-symbolic.svg">pointer-primary-click-symbolic.svg</file>
-    <file alias="icons/pointer-secondary-click-symbolic.svg">pointer-secondary-click-symbolic.svg</file>
-    <file alias="icons/keyboard-caps-lock-filled-symbolic.svg">keyboard-caps-lock-filled-symbolic.svg</file>
-    <file alias="icons/keyboard-enter-symbolic.svg">keyboard-enter-symbolic.svg</file>
-    <file alias="icons/keyboard-hide-symbolic.svg">keyboard-hide-symbolic.svg</file>
-    <file alias="icons/keyboard-layout-filled-symbolic.svg">keyboard-layout-filled-symbolic.svg</file>
-    <file alias="icons/keyboard-shift-filled-symbolic.svg">keyboard-shift-filled-symbolic.svg</file>
+    <file alias="icons/scalable/status/eye-open-negative-filled-symbolic.svg">eye-open-negative-filled-symbolic.svg</file>
+    <file alias="icons/scalable/status/eye-not-looking-symbolic.svg">eye-not-looking-symbolic.svg</file>
+    <file alias="icons/scalable/actions/pointer-double-click-symbolic.svg">pointer-double-click-symbolic.svg</file>
+    <file alias="icons/scalable/actions/pointer-drag-symbolic.svg">pointer-drag-symbolic.svg</file>
+    <file alias="icons/scalable/actions/pointer-primary-click-symbolic.svg">pointer-primary-click-symbolic.svg</file>
+    <file alias="icons/scalable/actions/pointer-secondary-click-symbolic.svg">pointer-secondary-click-symbolic.svg</file>
+    <file alias="icons/scalable/status/keyboard-caps-lock-filled-symbolic.svg">keyboard-caps-lock-filled-symbolic.svg</file>
+    <file alias="icons/scalable/status/keyboard-enter-symbolic.svg">keyboard-enter-symbolic.svg</file>
+    <file alias="icons/scalable/status/keyboard-hide-symbolic.svg">keyboard-hide-symbolic.svg</file>
+    <file alias="icons/scalable/status/keyboard-layout-filled-symbolic.svg">keyboard-layout-filled-symbolic.svg</file>
+    <file alias="icons/scalable/status/keyboard-shift-filled-symbolic.svg">keyboard-shift-filled-symbolic.svg</file>
     <file>process-working.svg</file>
     <file>toggle-off.svg</file>
     <file>toggle-off-dark.svg</file>

data/gnome-shell-x11.target

@@ -1,10 +0,0 @@
-[Unit]
-Description=GNOME Shell on X11
-DefaultDependencies=no
-
-Requisite=gnome-session-initialized.target
-PartOf=gnome-session-initialized.target
-Before=gnome-session-initialized.target
-
-Requires=gnome-shell-x11.service
-After=gnome-shell-x11.service

data/meson.build

@@ -101,22 +101,21 @@ if have_systemd
   unitconf.set('bindir', bindir)
 
   configure_file(
-    input: 'gnome-shell-x11.service.in',
-    output: 'gnome-shell-x11.service',
+    input: 'org.gnome.Shell@x11.service.in',
+    output: 'org.gnome.Shell@x11.service',
     configuration: unitconf,
     install_dir: systemduserunitdir
   )
 
   configure_file(
-    input: 'gnome-shell-wayland.service.in',
-    output: 'gnome-shell-wayland.service',
+    input: 'org.gnome.Shell@wayland.service.in',
+    output: 'org.gnome.Shell@wayland.service',
     configuration: unitconf,
     install_dir: systemduserunitdir
   )
 
-  units = files('gnome-shell-x11.target',
-                'gnome-shell-wayland.target',
-                'gnome-shell-disable-extensions.service')
+  units = files('org.gnome.Shell.target',
+                'org.gnome.Shell-disable-extensions.service')
 
   install_data(units, install_dir: systemduserunitdir)
 endif

data/org.gnome.Shell.target

@@ -6,5 +6,5 @@ Requisite=gnome-session-initialized.target
 PartOf=gnome-session-initialized.target
 Before=gnome-session-initialized.target
 
-Requires=gnome-shell-wayland.service
-After=gnome-shell-wayland.service
+Wants=org.gnome.Shell@wayland.service
+Wants=org.gnome.Shell@x11.service

data/org.gnome.Shell@wayland.service.in

@@ -1,7 +1,7 @@
 [Unit]
 Description=GNOME Shell on Wayland
 # On wayland, force a session shutdown
-OnFailure=gnome-shell-disable-extensions.service gnome-session-shutdown.target
+OnFailure=org.gnome.Shell-disable-extensions.service gnome-session-shutdown.target
 OnFailureJobMode=replace-irreversibly
 CollectMode=inactive-or-failed
 RefuseManualStart=on
@@ -13,18 +13,21 @@ Requisite=gnome-session-initialized.target
 PartOf=gnome-session-initialized.target
 Before=gnome-session-initialized.target
 
-# The units already conflict because they use the same BusName
-#Conflicts=gnome-shell-x11.service
-
 [Service]
+Slice=session.slice
 Type=notify
+# NOTE: This can be replaced with ConditionEnvironment=XDG_SESSION_TYPE=%I
+#       with systemd >= 245. Also, the current solution is kind of painful
+#       as systemd had a bug where it retries the condition.
+# Only start if the template instance matches the session type.
+ExecCondition=/bin/sh -c 'test "$XDG_SESSION_TYPE" = "%I" || exit 2'
 ExecStart=@bindir@/gnome-shell
+# Exit code 1 means we are probably *not* dealing with an extension failure
+SuccessExitStatus=1
 
 # unset some environment variables that were set by the shell and won't work now that the shell is gone
 ExecStopPost=-systemctl --user unset-environment GNOME_SETUP_DISPLAY WAYLAND_DISPLAY DISPLAY XAUTHORITY
 
-# Exit code 1 means we are probably *not* dealing with an extension failure
-SuccessExitStatus=1
 # On wayland we cannot restart
 Restart=no
 # Kill any stubborn child processes after this long

data/org.gnome.Shell@x11.service.in

@@ -1,7 +1,7 @@
 [Unit]
 Description=GNOME Shell on X11
 # On X11, try to show the GNOME Session Failed screen
-OnFailure=gnome-shell-disable-extensions.service gnome-session-failed.target
+OnFailure=org.gnome.Shell-disable-extensions.service gnome-session-failed.target
 OnFailureJobMode=replace
 CollectMode=inactive-or-failed
 RefuseManualStart=on
@@ -13,18 +13,24 @@ Requisite=gnome-session-initialized.target
 PartOf=gnome-session-initialized.target
 Before=gnome-session-initialized.target
 
-# The units already conflict because they use the same BusName
-#Conflicts=gnome-shell-wayland.service
-
 # Limit startup frequency more than the default
 StartLimitIntervalSec=15s
 StartLimitBurst=3
 
 [Service]
+Slice=session.slice
 Type=notify
+# NOTE: This can be replaced with ConditionEnvironment=XDG_SESSION_TYPE=%I
+#       with systemd >= 245. Also, the current solution is kind of painful
+#       as systemd had a bug where it retries the condition.
+# Only start if the template instance matches the session type.
+ExecCondition=/bin/sh -c 'test "$XDG_SESSION_TYPE" = "%I" || exit 2'
 ExecStart=@bindir@/gnome-shell
 # Exit code 1 means we are probably *not* dealing with an extension failure
 SuccessExitStatus=1
+
+# On X11 we do not need to unset any variables
+
 # On X11 we want to restart on-success (Alt+F2 + r) and on-failure.
 Restart=always
 # Do not wait before restarting the shell

data/org.gnome.shell.gschema.xml.in

@@ -109,6 +109,17 @@
         the shell.
       </description>
     </key>
+    <key name="app-picker-layout" type="aa{sv}">
+      <default>[]</default>
+      <summary>Layout of the app picker</summary>
+      <description>
+        Layout of the app picker. Each entry in the array is a page. Pages are
+        stored in the order they appear in GNOME Shell. Each page contains an
+        “application id” → 'data' pair. Currently, the following values are
+        stored as 'data':
+          • “position”: the position of the application icon in the page
+      </description>
+    </key>
     <child name="keybindings" schema="org.gnome.shell.keybindings"/>
   </schema>
 

data/theme/color-pick.svg

@@ -0,0 +1,94 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="5.4116011mm"
+   height="5.1374583mm"
+   viewBox="0 0 5.4116011 5.1374583"
+   version="1.1"
+   id="svg5595"
+   inkscape:version="0.92.4 (unknown)"
+   sodipodi:docname="color-pick.svg">
+  <defs
+     id="defs5589">
+    <filter
+       inkscape:collect="always"
+       x="-0.10291173"
+       width="1.2058235"
+       y="-0.065432459"
+       height="1.1308649"
+       id="filter5601"
+       style="color-interpolation-filters:sRGB">
+      <feGaussianBlur
+         inkscape:collect="always"
+         stdDeviation="0.610872"
+         id="feGaussianBlur5603" />
+    </filter>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="15.839192"
+     inkscape:cx="39.387731"
+     inkscape:cy="12.554326"
+     inkscape:document-units="mm"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:window-width="1920"
+     inkscape:window-height="1016"
+     inkscape:window-x="0"
+     inkscape:window-y="27"
+     inkscape:window-maximized="1"
+     fit-margin-top="0"
+     fit-margin-left="0"
+     fit-margin-right="0"
+     fit-margin-bottom="0" />
+  <metadata
+     id="metadata5592">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-103.12753,-146.26461)">
+    <circle
+       r="8.4810486"
+       cy="9.82623"
+       cx="10.226647"
+       id="circle7584"
+       style="color:#000000;display:inline;overflow:visible;opacity:0.6;vector-effect:none;fill:#000000;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal;filter:url(#filter5601)"
+       transform="matrix(0.26458333,0,0,0.26458333,103.12753,146.26461)" />
+    <path
+       style="color:#000000;display:inline;overflow:visible;opacity:1;vector-effect:none;fill:#000000;fill-opacity:1;stroke:#ffffff;stroke-width:0.26399338;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal"
+       d="m 108.07728,148.64122 c 0,1.2393 -1.00465,2.24394 -2.24395,2.24394 -1.23929,0 -2.24716,-1.00465 -2.25221,-2.24394 l -0.009,-2.24458 2.26136,6.4e-4 c 1.2393,3.4e-4 2.24395,1.00464 2.24395,2.24394 z"
+       id="path7523-7"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="ssscss" />
+    <circle
+       style="color:#000000;display:inline;overflow:visible;opacity:1;vector-effect:none;fill:#50dbb5;fill-opacity:1;stroke:none;stroke-width:0.36885914;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;marker-start:none;marker-mid:none;marker-end:none;paint-order:normal"
+       id="path7482-1"
+       cx="105.83707"
+       cy="148.64352"
+       r="1.844296" />
+  </g>
+</svg>

data/theme/gnome-shell-sass/widgets/_app-grid.scss

@@ -1,21 +1,15 @@
 /* App Grid */
 
 $app_icon_size: 96px;
-$app_icon_padding: 24px;
 
 // app icons
 .icon-grid {
-  -shell-grid-horizontal-item-size: $app_icon_size + $app_icon_padding * 2;
-  -shell-grid-vertical-item-size: $app_icon_size + $app_icon_padding * 2;
-  spacing: $base_spacing * 6;
-
-  .overview-icon {
-    icon-size: $app_icon_size;
-  }
+  row-spacing: $base_spacing * 6;
+  column-spacing: $base_spacing * 6;
+  max-row-spacing: $base_spacing * 12;
+  max-column-spacing: $base_spacing * 12;
 }
 
-//.app-display { spacing: 20px; }
-
 /* App Icons */
 
 $app_grid_fg_color: #fff;
@@ -44,8 +38,8 @@ $app_grid_fg_color: #fff;
 .app-folder-dialog {
   border-radius: $modal_radius * 1.5;
   border: 1px solid $osd_outer_borders_color;
-  spacing: 12px;
   background-color: transparentize(darken($osd_bg_color,10%), 0.05);
+  padding: 12px;
 
   & .folder-name-container {
     padding: 24px 36px 0;
@@ -54,7 +48,7 @@ $app_grid_fg_color: #fff;
     & .folder-name-label,
     & .folder-name-entry {
       font-size: 18pt;
-      font-weight: bold;
+      font-weight: 800;
     }
 
     & .folder-name-entry { width: 300px }
@@ -73,11 +67,24 @@ $app_grid_fg_color: #fff;
       & > StIcon { icon-size: 16px }
     }
   }
+
+  & .icon-grid {
+    row-spacing: $base_spacing * 2;
+    column-spacing: $base_spacing * 5;
+  }
+
+  & .page-indicators {
+    margin-bottom: 18px;
+
+    .page-indicator {
+      padding: 15px 12px;
+    }
+  }
 }
 .app-folder-dialog-container {
   padding: 12px;
-  width: 800px;
-  height: 600px;
+  width: 620px;
+  height: 620px;
 }
 
 .app-folder-icon {
@@ -123,15 +130,11 @@ $app_grid_fg_color: #fff;
 }
 
 // Some hacks I don't even know
-.all-apps,
-.frequent-apps > StBoxLayout {
+.all-apps {
   // horizontal padding to make sure scrollbars or dash don't overlap content
   padding: 0px 88px 10px 88px;
 }
 
-// Label when no frequent apps
-.no-frequent-applications-label { @extend %status_text; }
-
 // shutdown and other actions in the grid
 .system-action-icon {
   background-color: rgba(0,0,0,0.8);
@@ -139,44 +142,3 @@ $app_grid_fg_color: #fff;
   border-radius: 99px;
   icon-size: $app_icon_size * 0.5;
 }
-
-/* Frequent | All toggle */
-
-// container
-.app-view-controls { 
-  padding-bottom: 32px;
-}
-
-// buttons
-.app-view-control {
-  padding: 4px 32px;
-  margin: 0 4px;
-
-  &, &:hover, &:checked {
-    @include button(undecorated);
-    color: darken($osd_fg_color, 25%);
-  }
-
-  &:hover {
-    color: $osd_fg_color;
-    box-shadow: inset 0 -2px darken($osd_fg_color, 25%);
-  }
-
-  &:active {
-    box-shadow: inset 0 -2px $osd_fg_color;
-  }
-
-  &:checked {
-    color: $osd_fg_color;
-    box-shadow: inset 0 -2px $selected_bg_color;
-  }
-
-  &:first-child {
-    border-right-width: 0;
-    border-radius: 0;
-  }
-
-  &:last-child {
-    border-radius: 0;
-  }
-}

data/theme/gnome-shell-sass/widgets/_calendar.scss

@@ -177,6 +177,32 @@
   }
 }
 
+/* Events */
+.events-button {
+  @include notification_bubble;
+  padding: $base_padding * 2;
+
+  .events-box {
+    spacing: $base_spacing;
+  }
+
+  .events-list {
+    spacing: 2 * $base_spacing;
+  }
+
+  .events-title {
+    color: desaturate(darken($fg_color,40%), 10%);
+    font-weight: bold;
+    margin-bottom: $base_margin;
+  }
+
+  .event-time {
+    color: darken($fg_color,20%);
+    font-feature-settings: "tnum";
+    @include fontsize($base_font_size - 1);
+  }
+}
+
 /* World clocks */
 .world-clocks-button {
   @include notification_bubble;
@@ -204,9 +230,11 @@
   .world-clocks-time {
     font-weight: bold;
     color: $fg_color;
-    font-feature-settings: "lnum";
+    font-feature-settings: "tnum";
     @include fontsize($base_font_size);
-    text-align: right;
+
+    &:ltr { text-align: right; }
+    &:rtl { text-align: left; }
   }
 
   // timezone offset label

data/theme/gnome-shell-sass/widgets/_login-dialog.scss

@@ -138,11 +138,10 @@
 .user-widget.horizontal .user-widget-label {
   @include fontsize($base_font_size + 2);
   font-weight: bold;
-  text-align: left;
   padding-left: 15px;
 
-  &:ltr { padding-left: 14px; }
-  &:rtl { padding-right: 14px; }
+  &:ltr { padding-left: 14px; text-align: left; }
+  &:rtl { padding-right: 14px; text-align: right; }
 }
 
 .user-widget.vertical .user-widget-label {

data/theme/gnome-shell-sass/widgets/_looking-glass.scss

@@ -1,5 +1,7 @@
 /* Looking Glass */
 
+$text_fg_color: #ccc;
+
 // Dialog
 #LookingGlassDialog {
   background-color: $osd_bg_color;
@@ -52,6 +54,11 @@
     &:hover { color: lighten($link_color, 10%); }
     &:active { color: darken($link_color, 10%); }
    }
+  .actor-link {
+    color: $text_fg_color;
+    &:hover { color: lighten($text_fg_color, 20%); }
+    &:active { color: darken($text_fg_color, 20%); }
+   }
 }
 
 .lg-completions-text {

data/theme/gnome-shell-sass/widgets/_message-list.scss

@@ -71,9 +71,11 @@
     > .event-time {
       color: transparentize($fg_color, 0.5);
       @include fontsize($base_font_size - 2);
-      text-align: right;
       /* HACK: the label should be baseline-aligned with a 1em label, fake this with some bottom padding */
       padding-bottom: 0.13em;
+
+      &:ltr { text-align: right };
+      &:rtl { text-align: left };
     }
   }
 

data/theme/gnome-shell-sass/widgets/_popovers.scss

@@ -76,8 +76,10 @@ $popover_arrow_height: 12px;
 
 // container for radio and check boxes
 .popup-menu-ornament {
-  text-align: right;
   width: 1.2em;
+
+  &:ltr { text-align: right };
+  &:rtl { text-align: left };
 }
 
 // separator

data/theme/gnome-shell-sass/widgets/_search-results.scss

@@ -54,6 +54,10 @@
   @extend %status_text;
 }
 
+.grid-search-results {
+  spacing: $base_spacing * 6;
+}
+
 // Search results with icons
 .grid-search-result {
   @extend %app-well-app;

data/theme/gnome-shell-sass/widgets/_window-picker.scss

@@ -1,19 +1,20 @@
 /* Window Picker */
 
-$window_picker_spacing: $base_spacing * 2; // 16px
-$window_picker_padding: $base_padding * 2; // 16px
+$window_picker_spacing: $base_spacing; // 6px
+$window_picker_padding: $base_padding * 2; // 12px
 
 $window_thumbnail_border_color:transparentize($selected_fg_color, 0.65);
 
 $window_close_button_size: 24px;
 $window_close_button_padding: 3px;
 
+$window_clone_border_size: 6px;
 
 // Window picker
 .window-picker {
   // Space between window thumbnails
-  -horizontal-spacing: $window_picker_spacing;
-  -vertical-spacing: $window_picker_spacing;
+  spacing: $window_picker_spacing;
+
   // Padding for container around window thumbnails
   padding: $window_picker_padding;
 
@@ -22,7 +23,7 @@ $window_close_button_padding: 3px;
 
 // Borders on window thumbnails
 .window-clone-border {
-  border-width: 6px;
+  border-width: $window_clone_border_size;
   border-style: solid;
   border-color: $window_thumbnail_border_color;
   border-radius: $base_border_radius + 2;
@@ -54,8 +55,6 @@ $window_close_button_padding: 3px;
   width: $window_close_button_size;
   box-shadow: -1px 1px 5px 0px rgba(0,0,0,0.5);
 
-  -shell-close-overlap: $window_close_button_size * 0.5;
-
   &:hover {
     background-color: lighten($selected_bg_color, 5%);
   }

docs/reference/shell/meson.build

@@ -3,13 +3,8 @@ private_headers = [
   'gactionobservable.h',
   'gactionobserver.h',
   'shell-network-agent.h',
-  'shell-recorder-src.h'
 ]
 
-if not enable_recorder
-  private_headers += 'shell-recorder.h'
-endif
-
 exclude_directories = [
   'calendar-server',
   'hotplug-sniffer',

js/dbusServices/dbusService.js

@@ -25,6 +25,8 @@ var ServiceImplementation = class {
 
         // subclasses may override this to disable automatic shutdown
         this._autoShutdown = true;
+
+        this._queueShutdownCheck();
     }
 
     // subclasses may override this to own additional names

js/dbusServices/meson.build

@@ -8,6 +8,12 @@ dbus_services = {
   'org.gnome.Shell.Notifications': 'notifications',
 }
 
+if enable_recorder
+  dbus_services += {
+    'org.gnome.Shell.Screencast': 'screencast',
+  }
+endif
+
 config_dir = '@0@/..'.format(meson.current_build_dir())
 
 foreach service, dir : dbus_services

js/dbusServices/notifications/notificationDaemon.js

@@ -9,6 +9,8 @@ const { ServiceImplementation } = imports.dbusService;
 const NotificationsIface = loadInterfaceXML('org.freedesktop.Notifications');
 const NotificationsProxy = Gio.DBusProxy.makeProxyWrapper(NotificationsIface);
 
+Gio._promisify(Gio.DBusConnection.prototype, 'call', 'call_finish');
+
 var NotificationDaemon = class extends ServiceImplementation {
     constructor() {
         super(NotificationsIface, '/org/freedesktop/Notifications');
@@ -42,7 +44,15 @@ var NotificationDaemon = class extends ServiceImplementation {
             null, null);
     }
 
-    NotifyAsync(params, invocation) {
+    async NotifyAsync(params, invocation) {
+        const pid = await this._getSenderPid(invocation.get_sender());
+        const hints = params[6];
+
+        params[6] = {
+            ...hints,
+            'sender-pid': new GLib.Variant('u', pid),
+        };
+
         this._proxy.NotifyRemote(...params, (res, error) => {
             if (this._handleError(invocation, error))
                 return;
@@ -77,4 +87,19 @@ var NotificationDaemon = class extends ServiceImplementation {
             invocation.return_value(new GLib.Variant('(ssss)', res));
         });
     }
+
+    async _getSenderPid(sender) {
+        const res = await Gio.DBus.session.call(
+            'org.freedesktop.DBus',
+            '/',
+            'org.freedesktop.DBus',
+            'GetConnectionUnixProcessID',
+            new GLib.Variant('(s)', [sender]),
+            new GLib.VariantType('(u)'),
+            Gio.DBusCallFlags.NONE,
+            -1,
+            null);
+        const [pid] = res.deepUnpack();
+        return pid;
+    }
 };

js/dbusServices/org.gnome.Shell.Screencast.src.gresource.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+  <gresource prefix="/org/gnome/Shell/Screencast/js">
+    <file>main.js</file>
+    <file>screencastService.js</file>
+    <file>dbusService.js</file>
+
+    <file>misc/config.js</file>
+    <file>misc/fileUtils.js</file>
+  </gresource>
+</gresources>

js/dbusServices/screencast/main.js

@@ -0,0 +1,11 @@
+/* exported main */
+
+const { DBusService } = imports.dbusService;
+const { ScreencastService } = imports.screencastService;
+
+function main() {
+    const service = new DBusService(
+        'org.gnome.Shell.Screencast',
+        new ScreencastService());
+    service.run();
+}

js/dbusServices/screencast/screencastService.js

@@ -0,0 +1,458 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+/* exported ScreencastService */
+
+const { Gio, GLib, Gst } = imports.gi;
+
+const { loadInterfaceXML, loadSubInterfaceXML } = imports.misc.fileUtils;
+const { ServiceImplementation } = imports.dbusService;
+
+const ScreencastIface = loadInterfaceXML('org.gnome.Shell.Screencast');
+
+const IntrospectIface = loadInterfaceXML('org.gnome.Shell.Introspect');
+const IntrospectProxy = Gio.DBusProxy.makeProxyWrapper(IntrospectIface);
+
+const ScreenCastIface = loadSubInterfaceXML(
+    'org.gnome.Mutter.ScreenCast', 'org.gnome.Mutter.ScreenCast');
+const ScreenCastSessionIface = loadSubInterfaceXML(
+    'org.gnome.Mutter.ScreenCast.Session', 'org.gnome.Mutter.ScreenCast');
+const ScreenCastStreamIface = loadSubInterfaceXML(
+    'org.gnome.Mutter.ScreenCast.Stream', 'org.gnome.Mutter.ScreenCast');
+const ScreenCastProxy = Gio.DBusProxy.makeProxyWrapper(ScreenCastIface);
+const ScreenCastSessionProxy = Gio.DBusProxy.makeProxyWrapper(ScreenCastSessionIface);
+const ScreenCastStreamProxy = Gio.DBusProxy.makeProxyWrapper(ScreenCastStreamIface);
+
+const DEFAULT_PIPELINE = 'vp8enc min_quantizer=13 max_quantizer=13 cpu-used=5 deadline=1000000 threads=%T ! queue ! webmmux';
+const DEFAULT_FRAMERATE = 30;
+const DEFAULT_DRAW_CURSOR = true;
+
+const PipelineState = {
+    INIT: 0,
+    PLAYING: 1,
+    FLUSHING: 2,
+    STOPPED: 3,
+};
+
+const SessionState = {
+    INIT: 0,
+    ACTIVE: 1,
+    STOPPED: 2,
+};
+
+var Recorder = class {
+    constructor(sessionPath, x, y, width, height, filePath, options,
+        invocation,
+        onErrorCallback) {
+        this._startInvocation = invocation;
+        this._dbusConnection = invocation.get_connection();
+        this._onErrorCallback = onErrorCallback;
+        this._stopInvocation = null;
+
+        this._pipelineIsPlaying = false;
+        this._sessionIsActive = false;
+
+        this._x = x;
+        this._y = y;
+        this._width = width;
+        this._height = height;
+        this._filePath = filePath;
+
+        this._pipelineString = DEFAULT_PIPELINE;
+        this._framerate = DEFAULT_FRAMERATE;
+        this._drawCursor = DEFAULT_DRAW_CURSOR;
+
+        this._applyOptions(options);
+        this._watchSender(invocation.get_sender());
+
+        this._initSession(sessionPath);
+    }
+
+    _applyOptions(options) {
+        for (const option in options)
+            options[option] = options[option].deep_unpack();
+
+        if (options['pipeline'] !== undefined)
+            this._pipelineString = options['pipeline'];
+        if (options['framerate'] !== undefined)
+            this._framerate = options['framerate'];
+        if ('draw-cursor' in options)
+            this._drawCursor = options['draw-cursor'];
+    }
+
+    _watchSender(sender) {
+        this._nameWatchId = this._dbusConnection.watch_name(
+            sender,
+            Gio.BusNameWatcherFlags.NONE,
+            null,
+            this._senderVanished.bind(this));
+    }
+
+    _unwatchSender() {
+        if (this._nameWatchId !== 0) {
+            this._dbusConnection.unwatch_name(this._nameWatchId);
+            this._nameWatchId = 0;
+        }
+    }
+
+    _senderVanished() {
+        this._unwatchSender();
+
+        this.stopRecording(null);
+    }
+
+    _notifyStopped() {
+        this._unwatchSender();
+        if (this._onStartedCallback)
+            this._onStartedCallback(this, false);
+        else if (this._onStoppedCallback)
+            this._onStoppedCallback(this);
+        else
+            this._onErrorCallback(this);
+    }
+
+    _onSessionClosed() {
+        switch (this._pipelineState) {
+        case PipelineState.STOPPED:
+            break;
+        default:
+            this._pipeline.set_state(Gst.State.NULL);
+            log(`Unexpected pipeline state: ${this._pipelineState}`);
+            break;
+        }
+        this._notifyStopped();
+    }
+
+    _initSession(sessionPath) {
+        this._sessionProxy = new ScreenCastSessionProxy(Gio.DBus.session,
+            'org.gnome.Mutter.ScreenCast',
+            sessionPath);
+        this._sessionProxy.connectSignal('Closed', this._onSessionClosed.bind(this));
+    }
+
+    _startPipeline(nodeId) {
+        this._ensurePipeline(nodeId);
+
+        const bus = this._pipeline.get_bus();
+        bus.add_watch(bus, this._onBusMessage.bind(this));
+
+        this._pipeline.set_state(Gst.State.PLAYING);
+        this._pipelineState = PipelineState.PLAYING;
+
+        this._onStartedCallback(this, true);
+        this._onStartedCallback = null;
+    }
+
+    startRecording(onStartedCallback) {
+        this._onStartedCallback = onStartedCallback;
+
+        const [streamPath] = this._sessionProxy.RecordAreaSync(
+            this._x, this._y,
+            this._width, this._height,
+            {
+                'is-recording': GLib.Variant.new('b', true),
+                'cursor-mode': GLib.Variant.new('u', this._drawCursor ? 1 : 0),
+            });
+
+        this._streamProxy = new ScreenCastStreamProxy(Gio.DBus.session,
+            'org.gnome.ScreenCast.Stream',
+            streamPath);
+
+        this._streamProxy.connectSignal('PipeWireStreamAdded',
+            (proxy, sender, params) => {
+                const [nodeId] = params;
+                this._startPipeline(nodeId);
+            });
+        this._sessionProxy.StartSync();
+        this._sessionState = SessionState.ACTIVE;
+    }
+
+    stopRecording(onStoppedCallback) {
+        this._pipelineState = PipelineState.FLUSHING;
+        this._onStoppedCallback = onStoppedCallback;
+        this._pipeline.send_event(Gst.Event.new_eos());
+    }
+
+    _stopSession() {
+        this._sessionProxy.StopSync();
+        this._sessionState = SessionState.STOPPED;
+    }
+
+    _onBusMessage(bus, message, _) {
+        switch (message.type) {
+        case Gst.MessageType.EOS:
+            this._pipeline.set_state(Gst.State.NULL);
+
+            switch (this._pipelineState) {
+            case PipelineState.FLUSHING:
+                this._pipelineState = PipelineState.STOPPED;
+                break;
+            default:
+                break;
+            }
+
+            switch (this._sessionState) {
+            case SessionState.ACTIVE:
+                this._stopSession();
+                break;
+            case SessionState.STOPPED:
+                this._notifyStopped();
+                break;
+            default:
+                break;
+            }
+
+            break;
+        default:
+            break;
+        }
+        return true;
+    }
+
+    _substituteThreadCount(pipelineDescr) {
+        const numProcessors = GLib.get_num_processors();
+        const numThreads = Math.min(Math.max(1, numProcessors), 64);
+        return pipelineDescr.replace(/%T/, numThreads);
+    }
+
+    _ensurePipeline(nodeId) {
+        const framerate = this._framerate;
+
+        let fullPipeline = `
+            pipewiresrc path=${nodeId}
+                        do-timestamp=true
+                        keepalive-time=1000
+                        resend-last=true !
+            video/x-raw,max-framerate=${framerate}/1 !
+            videoconvert !
+            ${this._pipelineString} !
+            filesink location="${this._filePath}"`;
+        fullPipeline = this._substituteThreadCount(fullPipeline);
+
+        this._pipeline = Gst.parse_launch_full(fullPipeline,
+            null,
+            Gst.ParseFlags.FATAL_ERRORS);
+    }
+};
+
+var ScreencastService = class extends ServiceImplementation {
+    constructor() {
+        super(ScreencastIface, '/org/gnome/Shell/Screencast');
+
+        Gst.init(null);
+
+        this._recorders = new Map();
+        this._senders = new Map();
+
+        this._lockdownSettings = new Gio.Settings({
+            schema_id: 'org.gnome.desktop.lockdown',
+        });
+
+        this._proxy = new ScreenCastProxy(Gio.DBus.session,
+            'org.gnome.Mutter.ScreenCast',
+            '/org/gnome/Mutter/ScreenCast');
+
+        this._introspectProxy = new IntrospectProxy(Gio.DBus.session,
+            'org.gnome.Shell.Introspect',
+            '/org/gnome/Shell/Introspect');
+    }
+
+    _removeRecorder(sender) {
+        this._recorders.delete(sender);
+        if (this._recorders.size === 0)
+            this.release();
+    }
+
+    _addRecorder(sender, recorder) {
+        this._recorders.set(sender, recorder);
+        if (this._recorders.size === 1)
+            this.hold();
+    }
+
+    _getAbsolutePath(filename) {
+        if (GLib.path_is_absolute(filename))
+            return filename;
+
+        let videoDir = GLib.get_user_special_dir(GLib.UserDirectory.DIRECTORY_VIDEOS);
+        if (!GLib.file_test(videoDir, GLib.FileTest.EXISTS))
+            videoDir = GLib.get_home_dir();
+
+        return GLib.build_filenamev([videoDir, filename]);
+    }
+
+    _generateFilePath(template) {
+        let filename = '';
+        let escape = false;
+
+        [...template].forEach(c => {
+            if (escape) {
+                switch (c) {
+                case '%':
+                    filename += '%';
+                    break;
+                case 'd': {
+                    const datetime = GLib.DateTime.new_now_local();
+                    const datestr = datetime.format('%0x');
+                    const datestrEscaped = datestr.replace(/\//g, '-');
+
+                    filename += datestrEscaped;
+                    break;
+                }
+
+                case 't': {
+                    const datetime = GLib.DateTime.new_now_local();
+                    const datestr = datetime.format('%0X');
+                    const datestrEscaped = datestr.replace(/\//g, ':');
+
+                    filename += datestrEscaped;
+                    break;
+                }
+
+                default:
+                    log(`Warning: Unknown escape ${c}`);
+                }
+
+                escape = false;
+            } else if (c === '%') {
+                escape = true;
+            } else {
+                filename += c;
+            }
+        });
+
+        if (escape)
+            filename += '%';
+
+        return this._getAbsolutePath(filename);
+    }
+
+    ScreencastAsync(params, invocation) {
+        let returnValue = [false, ''];
+
+        if (this._lockdownSettings.get_boolean('disable-save-to-disk')) {
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        const sender = invocation.get_sender();
+
+        if (this._recorders.get(sender)) {
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        const [sessionPath] = this._proxy.CreateSessionSync({});
+
+        const [fileTemplate, options] = params;
+        const [screenWidth, screenHeight] = this._introspectProxy.ScreenSize;
+        const filePath = this._generateFilePath(fileTemplate);
+
+        let recorder;
+
+        try {
+            recorder = new Recorder(
+                sessionPath,
+                0, 0,
+                screenWidth, screenHeight,
+                fileTemplate,
+                options,
+                invocation,
+                _recorder => this._removeRecorder(sender));
+        } catch (error) {
+            log(`Failed to create recorder: ${error.message}`);
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        this._addRecorder(sender, recorder);
+
+        try {
+            recorder.startRecording(
+                (_, result) => {
+                    if (result) {
+                        returnValue = [true, filePath];
+                        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+                    } else {
+                        this._removeRecorder(sender);
+                        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+                    }
+
+                });
+        } catch (error) {
+            log(`Failed to start recorder: ${error.message}`);
+            this._removeRecorder(sender);
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+        }
+    }
+
+    ScreencastAreaAsync(params, invocation) {
+        let returnValue = [false, ''];
+
+        if (this._lockdownSettings.get_boolean('disable-save-to-disk')) {
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        const sender = invocation.get_sender();
+
+        if (this._recorders.get(sender)) {
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        const [sessionPath] = this._proxy.CreateSessionSync({});
+
+        const [x, y, width, height, fileTemplate, options] = params;
+        const filePath = this._generateFilePath(fileTemplate);
+
+        let recorder;
+
+        try {
+            recorder = new Recorder(
+                sessionPath,
+                x, y,
+                width, height,
+                filePath,
+                options,
+                invocation,
+                _recorder => this._removeRecorder(sender));
+        } catch (error) {
+            log(`Failed to create recorder: ${error.message}`);
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+            return;
+        }
+
+        this._addRecorder(sender, recorder);
+
+        try {
+            recorder.startRecording(
+                (_, result) => {
+                    if (result) {
+                        returnValue = [true, filePath];
+                        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+                    } else {
+                        this._removeRecorder(sender);
+                        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+                    }
+
+                });
+        } catch (error) {
+            log(`Failed to start recorder: ${error.message}`);
+            this._removeRecorder(sender);
+            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
+        }
+    }
+
+    StopScreencastAsync(params, invocation) {
+        const sender = invocation.get_sender();
+
+        const recorder = this._recorders.get(sender);
+        if (!recorder) {
+            invocation.return_value(GLib.Variant.new('(b)', [false]));
+            return;
+        }
+
+        recorder.stopRecording(() => {
+            this._removeRecorder(sender);
+            invocation.return_value(GLib.Variant.new('(b)', [true]));
+        });
+    }
+};

js/gdm/authPrompt.js

@@ -71,7 +71,7 @@ var AuthPrompt = GObject.registerClass({
         this._userVerifier.connect('verification-complete', this._onVerificationComplete.bind(this));
         this._userVerifier.connect('reset', this._onReset.bind(this));
         this._userVerifier.connect('smartcard-status-changed', this._onSmartcardStatusChanged.bind(this));
-        this._userVerifier.connect('ovirt-user-authenticated', this._onOVirtUserAuthenticated.bind(this));
+        this._userVerifier.connect('credential-manager-authenticated', this._onCredentialManagerAuthenticated.bind(this));
         this.smartcardDetected = this._userVerifier.smartcardDetected;
 
         this.connect('destroy', this._onDestroy.bind(this));
@@ -242,7 +242,7 @@ var AuthPrompt = GObject.registerClass({
         this.emit('prompted');
     }
 
-    _onOVirtUserAuthenticated() {
+    _onCredentialManagerAuthenticated() {
         if (this.verificationStatus != AuthPromptStatus.VERIFICATION_SUCCEEDED)
             this.reset();
     }

js/gdm/credentialManager.js

@@ -0,0 +1,24 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+/* exported CredentialManager */
+
+class CredentialManager {
+    constructor(service) {
+        this._token = null;
+        this._service = service;
+        this._authenticatedSignalId = null;
+    }
+
+    get token() {
+        return this._token;
+    }
+
+    set token(t) {
+        this._token = t;
+        if (this._token)
+            this.emit('user-authenticated', this._token);
+    }
+
+    get service() {
+        return this._service;
+    }
+}

js/gdm/loginDialog.js

@@ -589,8 +589,8 @@ var LoginDialog = GObject.registerClass({
         return actorBox;
     }
 
-    vfunc_allocate(dialogBox, flags) {
-        this.set_allocation(dialogBox, flags);
+    vfunc_allocate(dialogBox) {
+        this.set_allocation(dialogBox);
 
         let themeNode = this.get_theme_node();
         dialogBox = themeNode.get_content_box(dialogBox);
@@ -719,19 +719,19 @@ var LoginDialog = GObject.registerClass({
 
         // Finally hand out the allocations
         if (bannerAllocation)
-            this._bannerView.allocate(bannerAllocation, flags);
+            this._bannerView.allocate(bannerAllocation);
 
         if (authPromptAllocation)
-            this._authPrompt.allocate(authPromptAllocation, flags);
+            this._authPrompt.allocate(authPromptAllocation);
 
         if (userSelectionAllocation)
-            this._userSelectionBox.allocate(userSelectionAllocation, flags);
+            this._userSelectionBox.allocate(userSelectionAllocation);
 
         if (logoAllocation)
-            this._logoBin.allocate(logoAllocation, flags);
+            this._logoBin.allocate(logoAllocation);
 
         if (sessionMenuButtonAllocation)
-            this._sessionMenuButton.allocate(sessionMenuButtonAllocation, flags);
+            this._sessionMenuButton.allocate(sessionMenuButtonAllocation);
     }
 
     _ensureUserListLoaded() {
@@ -810,8 +810,8 @@ var LoginDialog = GObject.registerClass({
             return;
 
         this._logoBin.destroy_all_children();
-        const [valid, resourceScale] = this._logoBin.get_resource_scale();
-        if (this._logoFile && valid) {
+        const resourceScale = this._logoBin.get_resource_scale();
+        if (this._logoFile) {
             let scaleFactor = St.ThemeContext.get_for_stage(global.stage).scale_factor;
             this._logoBin.add_child(this._textureCache.load_file_async(this._logoFile,
                                                                        -1, -1,
@@ -953,16 +953,15 @@ var LoginDialog = GObject.registerClass({
         if (this.opacity == 255 && this._authPrompt.verificationStatus == AuthPrompt.AuthPromptStatus.NOT_VERIFYING)
             return;
 
+        if (this._authPrompt.verificationStatus !== AuthPrompt.AuthPromptStatus.NOT_VERIFYING)
+            this._authPrompt.reset();
+
         this._bindOpacity();
         this.ease({
             opacity: 255,
             duration: _FADE_ANIMATION_TIME,
             mode: Clutter.AnimationMode.EASE_OUT_QUAD,
-            onComplete: () => {
-                if (this._authPrompt.verificationStatus != AuthPrompt.AuthPromptStatus.NOT_VERIFYING)
-                    this._authPrompt.reset();
-                this._unbindOpacity();
-            },
+            onComplete: () => this._unbindOpacity(),
         });
     }
 

js/gdm/oVirt.js

@@ -3,6 +3,9 @@
 
 const Gio = imports.gi.Gio;
 const Signals = imports.signals;
+const Credential = imports.gdm.credentialManager;
+
+var SERVICE_NAME = 'gdm-ovirtcred';
 
 const OVirtCredentialsIface = `
 <node>
@@ -28,30 +31,14 @@ function OVirtCredentials() {
     return self;
 }
 
-var OVirtCredentialsManager = class {
+var OVirtCredentialsManager = class OVirtCredentialsManager extends Credential.CredentialManager {
     constructor() {
-        this._token = null;
-
+        super(SERVICE_NAME);
         this._credentials = new OVirtCredentials();
         this._credentials.connectSignal('UserAuthenticated',
-                                        this._onUserAuthenticated.bind(this));
-    }
-
-    _onUserAuthenticated(proxy, sender, [token]) {
-        this._token = token;
-        this.emit('user-authenticated', token);
-    }
-
-    hasToken() {
-        return this._token != null;
-    }
-
-    getToken() {
-        return this._token;
-    }
-
-    resetToken() {
-        this._token = null;
+            (proxy, sender, [token]) => {
+                this.token = token;
+            });
     }
 };
 Signals.addSignalMethods(OVirtCredentialsManager.prototype);

js/gdm/util.js

@@ -8,6 +8,7 @@ const Signals = imports.signals;
 const Batch = imports.gdm.batch;
 const Fprint = imports.gdm.fingerprint;
 const OVirt = imports.gdm.oVirt;
+const Vmware = imports.gdm.vmware;
 const Main = imports.ui.main;
 const Params = imports.misc.params;
 const SmartcardManager = imports.misc.smartcardManager;
@@ -24,7 +25,6 @@ Gio._promisify(Gdm.UserVerifierProxy.prototype,
 var PASSWORD_SERVICE_NAME = 'gdm-password';
 var FINGERPRINT_SERVICE_NAME = 'gdm-fingerprint';
 var SMARTCARD_SERVICE_NAME = 'gdm-smartcard';
-var OVIRT_SERVICE_NAME = 'gdm-ovirtcred';
 var FADE_ANIMATION_TIME = 160;
 var CLONE_FADE_ANIMATION_TIME = 250;
 
@@ -160,13 +160,20 @@ var ShellUserVerifier = class {
 
         this._failCounter = 0;
 
-        this._oVirtCredentialsManager = OVirt.getOVirtCredentialsManager();
+        this._credentialManagers = {};
+        this._credentialManagers[OVirt.SERVICE_NAME] = OVirt.getOVirtCredentialsManager();
+        this._credentialManagers[Vmware.SERVICE_NAME] = Vmware.getVmwareCredentialsManager();
 
-        if (this._oVirtCredentialsManager.hasToken())
-            this._oVirtUserAuthenticated(this._oVirtCredentialsManager.getToken());
+        for (let service in this._credentialManagers) {
+            if (this._credentialManagers[service].token) {
+                this._onCredentialManagerAuthenticated(this._credentialManagers[service],
+                    this._credentialManagers[service].token);
+            }
 
-        this._oVirtUserAuthenticatedId = this._oVirtCredentialsManager.connect('user-authenticated',
-                                                                               this._oVirtUserAuthenticated.bind(this));
+            this._credentialManagers[service]._authenticatedSignalId =
+                this._credentialManagers[service].connect('user-authenticated',
+                                                          this._onCredentialManagerAuthenticated.bind(this));
+        }
     }
 
     begin(userName, hold) {
@@ -222,8 +229,11 @@ var ShellUserVerifier = class {
         this._smartcardManager.disconnect(this._smartcardRemovedId);
         this._smartcardManager = null;
 
-        this._oVirtCredentialsManager.disconnect(this._oVirtUserAuthenticatedId);
-        this._oVirtCredentialsManager = null;
+        for (let service in this._credentialManagers) {
+            let credentialManager = this._credentialManagers[service];
+            credentialManager.disconnect(credentialManager._authenticatedSignalId);
+            credentialManager = null;
+        }
     }
 
     answerQuery(serviceName, answer) {
@@ -311,9 +321,9 @@ var ShellUserVerifier = class {
             });
     }
 
-    _oVirtUserAuthenticated(_token) {
-        this._preemptingService = OVIRT_SERVICE_NAME;
-        this.emit('ovirt-user-authenticated');
+    _onCredentialManagerAuthenticated(credentialManager, _token) {
+        this._preemptingService = credentialManager.service;
+        this.emit('credential-manager-authenticated');
     }
 
     _checkForSmartcard() {
@@ -490,9 +500,12 @@ var ShellUserVerifier = class {
         if (!this.serviceIsForeground(serviceName))
             return;
 
-        if (serviceName == OVIRT_SERVICE_NAME) {
-            // The only question asked by this service is "Token?"
-            this.answerQuery(serviceName, this._oVirtCredentialsManager.getToken());
+        let token = null;
+        if (this._credentialManagers[serviceName])
+            token = this._credentialManagers[serviceName].token;
+
+        if (token) {
+            this.answerQuery(serviceName, token);
             return;
         }
 
@@ -560,8 +573,10 @@ var ShellUserVerifier = class {
         // If the login failed with the preauthenticated oVirt credentials
         // then discard the credentials and revert to default authentication
         // mechanism.
-        if (this.serviceIsForeground(OVIRT_SERVICE_NAME)) {
-            this._oVirtCredentialsManager.resetToken();
+        let foregroundService = Object.keys(this._credentialManagers).find(service =>
+            this.serviceIsForeground(service));
+        if (foregroundService) {
+            this._credentialManagers[foregroundService].token = null;
             this._preemptingService = null;
             this._verificationFailed(false);
             return;

js/gdm/vmware.js

@@ -0,0 +1,54 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+/* exported getVmwareCredentialsManager */
+
+const Gio = imports.gi.Gio;
+const Signals = imports.signals;
+const Credential = imports.gdm.credentialManager;
+
+const dbusPath = '/org/vmware/viewagent/Credentials';
+const dbusInterface = 'org.vmware.viewagent.Credentials';
+
+var SERVICE_NAME = 'gdm-vmwcred';
+
+const VmwareCredentialsIface = '<node> \
+<interface name="' + dbusInterface + '"> \
+<signal name="UserAuthenticated"> \
+    <arg type="s" name="token"/> \
+</signal> \
+</interface> \
+</node>';
+
+
+const VmwareCredentialsInfo = Gio.DBusInterfaceInfo.new_for_xml(VmwareCredentialsIface);
+
+let _vmwareCredentialsManager = null;
+
+function VmwareCredentials() {
+    var self = new Gio.DBusProxy({ g_connection: Gio.DBus.session,
+                                   g_interface_name: VmwareCredentialsInfo.name,
+                                   g_interface_info: VmwareCredentialsInfo,
+                                   g_name: dbusInterface,
+                                   g_object_path: dbusPath,
+                                   g_flags: Gio.DBusProxyFlags.DO_NOT_LOAD_PROPERTIES });
+    self.init(null);
+    return self;
+}
+
+var VmwareCredentialsManager = class VmwareCredentialsManager extends Credential.CredentialManager {
+    constructor() {
+        super(SERVICE_NAME);
+        this._credentials = new VmwareCredentials();
+        this._credentials.connectSignal('UserAuthenticated',
+            (proxy, sender, [token]) => {
+                this.token = token;
+            });
+    }
+};
+Signals.addSignalMethods(VmwareCredentialsManager.prototype);
+
+function getVmwareCredentialsManager() {
+    if (!_vmwareCredentialsManager)
+        _vmwareCredentialsManager = new VmwareCredentialsManager();
+
+    return _vmwareCredentialsManager;
+}

js/js-resources.gresource.xml

@@ -6,6 +6,8 @@
     <file>gdm/fingerprint.js</file>
     <file>gdm/loginDialog.js</file>
     <file>gdm/oVirt.js</file>
+    <file>gdm/credentialManager.js</file>
+    <file>gdm/vmware.js</file>
     <file>gdm/realmd.js</file>
     <file>gdm/util.js</file>
 
@@ -30,6 +32,7 @@
     <file>misc/util.js</file>
     <file>misc/weather.js</file>
 
+    <file>perf/basic.js</file>
     <file>perf/core.js</file>
     <file>perf/hwtest.js</file>
 
@@ -90,7 +93,6 @@
     <file>ui/ripples.js</file>
     <file>ui/runDialog.js</file>
     <file>ui/screenShield.js</file>
-    <file>ui/screencast.js</file>
     <file>ui/screenshot.js</file>
     <file>ui/scripting.js</file>
     <file>ui/search.js</file>
@@ -108,6 +110,7 @@
     <file>ui/windowAttentionHandler.js</file>
     <file>ui/windowMenu.js</file>
     <file>ui/windowManager.js</file>
+    <file>ui/windowPreview.js</file>
     <file>ui/workspace.js</file>
     <file>ui/workspaceSwitcherPopup.js</file>
     <file>ui/workspaceThumbnail.js</file>
@@ -134,7 +137,6 @@
     <file>ui/status/volume.js</file>
     <file>ui/status/bluetooth.js</file>
     <file>ui/status/remoteAccess.js</file>
-    <file>ui/status/screencast.js</file>
     <file>ui/status/system.js</file>
     <file>ui/status/thunderbolt.js</file>
   </gresource>

js/misc/fileUtils.js

@@ -1,6 +1,6 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported collectFromDatadirs, recursivelyDeleteDir,
-            recursivelyMoveDir, loadInterfaceXML */
+            recursivelyMoveDir, loadInterfaceXML, loadSubInterfaceXML */
 
 const { Gio, GLib } = imports.gi;
 const Config = imports.misc.config;
@@ -67,14 +67,19 @@ function recursivelyMoveDir(srcDir, destDir) {
 }
 
 let _ifaceResource = null;
+function ensureIfaceResource() {
+    if (_ifaceResource)
+        return;
+
+    // don't use global.datadir so the method is usable from tests/tools
+    let dir = GLib.getenv('GNOME_SHELL_DATADIR') || Config.PKGDATADIR;
+    let path = `${dir}/gnome-shell-dbus-interfaces.gresource`;
+    _ifaceResource = Gio.Resource.load(path);
+    _ifaceResource._register();
+}
+
 function loadInterfaceXML(iface) {
-    if (!_ifaceResource) {
-        // don't use global.datadir so the method is usable from tests/tools
-        let dir = GLib.getenv('GNOME_SHELL_DATADIR') || Config.PKGDATADIR;
-        let path = `${dir}/gnome-shell-dbus-interfaces.gresource`;
-        _ifaceResource = Gio.Resource.load(path);
-        _ifaceResource._register();
-    }
+    ensureIfaceResource();
 
     let uri = `resource:///org/gnome/shell/dbus-interfaces/${iface}.xml`;
     let f = Gio.File.new_for_uri(uri);
@@ -88,3 +93,25 @@ function loadInterfaceXML(iface) {
 
     return null;
 }
+
+function loadSubInterfaceXML(iface, ifaceFile) {
+    let xml = loadInterfaceXML(ifaceFile);
+    if (!xml)
+        return null;
+
+    let ifaceStartTag = `<interface name="${iface}">`;
+    let ifaceStopTag = '</interface>';
+    let ifaceStartIndex = xml.indexOf(ifaceStartTag);
+    let ifaceEndIndex = xml.indexOf(ifaceStopTag, ifaceStartIndex + 1) + ifaceStopTag.length;
+
+    let xmlHeader = '<!DOCTYPE node PUBLIC\n' +
+        '\'-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\'\n' +
+        '\'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\'>\n' +
+        '<node>\n';
+    let xmlFooter = '</node>';
+
+    return (
+        xmlHeader +
+        xml.substr(ifaceStartIndex, ifaceEndIndex - ifaceStartIndex) +
+        xmlFooter);
+}

js/misc/ibusManager.js

@@ -171,13 +171,13 @@ var IBusManager = class {
             this._panelService.connect('set-content-type', this._setContentType.bind(this));
         } catch (e) {
         }
+        this._updateReadiness();
 
         try {
             // If an engine is already active we need to get its properties
             const engine =
                 await this._ibus.get_global_engine_async(-1, this._cancellable);
             this._engineChanged(this._ibus, engine.get_name());
-            this._updateReadiness();
         } catch (e) {
         }
     }

js/misc/introspect.js

@@ -3,9 +3,9 @@ const { Gio, GLib, Meta, Shell, St } = imports.gi;
 
 const INTROSPECT_SCHEMA = 'org.gnome.shell';
 const INTROSPECT_KEY = 'introspect';
-const APP_WHITELIST = ['org.freedesktop.impl.portal.desktop.gtk'];
+const APP_ALLOWLIST = ['org.freedesktop.impl.portal.desktop.gtk'];
 
-const INTROSPECT_DBUS_API_VERSION = 2;
+const INTROSPECT_DBUS_API_VERSION = 3;
 
 const { loadInterfaceXML } = imports.misc.fileUtils;
 
@@ -46,19 +46,24 @@ var IntrospectService = class {
 
         this._syncRunningApplications();
 
-        this._whitelistMap = new Map();
-        APP_WHITELIST.forEach(appName => {
+        this._allowlistMap = new Map();
+        APP_ALLOWLIST.forEach(appName => {
             Gio.DBus.watch_name(Gio.BusType.SESSION,
                 appName,
                 Gio.BusNameWatcherFlags.NONE,
-                (conn, name, owner) => this._whitelistMap.set(name, owner),
-                (conn, name) => this._whitelistMap.delete(name));
+                (conn, name, owner) => this._allowlistMap.set(name, owner),
+                (conn, name) => this._allowlistMap.delete(name));
         });
 
         this._settings = St.Settings.get();
         this._settings.connect('notify::enable-animations',
             this._syncAnimationsEnabled.bind(this));
         this._syncAnimationsEnabled();
+
+        const monitorManager = Meta.MonitorManager.get();
+        monitorManager.connect('monitors-changed',
+            this._syncScreenSize.bind(this));
+        this._syncScreenSize();
     }
 
     _isStandaloneApp(app) {
@@ -69,8 +74,8 @@ var IntrospectService = class {
         return this._introspectSettings.get_boolean(INTROSPECT_KEY);
     }
 
-    _isSenderWhitelisted(sender) {
-        return [...this._whitelistMap.values()].includes(sender);
+    _isSenderAllowed(sender) {
+        return [...this._allowlistMap.values()].includes(sender);
     }
 
     _getSandboxedAppId(app) {
@@ -133,7 +138,7 @@ var IntrospectService = class {
         if (this._isIntrospectEnabled())
             return true;
 
-        if (this._isSenderWhitelisted(invocation.get_sender()))
+        if (this._isSenderAllowed(invocation.get_sender()))
             return true;
 
         return false;
@@ -209,10 +214,28 @@ var IntrospectService = class {
         }
     }
 
+    _syncScreenSize() {
+        const oldScreenWidth = this._screenWidth;
+        const oldScreenHeight = this._screenHeight;
+        this._screenWidth = global.screen_width;
+        this._screenHeight = global.screen_height;
+
+        if (oldScreenWidth !== this._screenWidth ||
+            oldScreenHeight !== this._screenHeight) {
+            const variant = new GLib.Variant('(ii)',
+                [this._screenWidth, this._screenHeight]);
+            this._dbusImpl.emit_property_changed('ScreenSize', variant);
+        }
+    }
+
     get AnimationsEnabled() {
         return this._animationsEnabled;
     }
 
+    get ScreenSize() {
+        return [this._screenWidth, this._screenHeight];
+    }
+
     get version() {
         return INTROSPECT_DBUS_API_VERSION;
     }

js/misc/loginManager.js

@@ -158,6 +158,23 @@ var LoginManagerSystemd = class {
         });
     }
 
+    canRebootToBootLoaderMenu(asyncCallback) {
+        this._proxy.CanRebootToBootLoaderMenuRemote((result, error) => {
+            if (error) {
+                asyncCallback(false, false);
+            } else {
+                const needsAuth = result[0] === 'challenge';
+                const canRebootToBootLoaderMenu = needsAuth || result[0] === 'yes';
+                asyncCallback(canRebootToBootLoaderMenu, needsAuth);
+            }
+        });
+    }
+
+    setRebootToBootLoaderMenu() {
+        /* Parameter is timeout in usec, show to menu for 60 seconds */
+        this._proxy.SetRebootToBootLoaderMenuRemote(60000000);
+    }
+
     listSessions(asyncCallback) {
         this._proxy.ListSessionsRemote((result, error) => {
             if (error)
@@ -203,6 +220,13 @@ var LoginManagerDummy = class {
         asyncCallback(false, false);
     }
 
+    canRebootToBootLoaderMenu(asyncCallback) {
+        asyncCallback(false, false);
+    }
+
+    setRebootToBootLoaderMenu() {
+    }
+
     listSessions(asyncCallback) {
         asyncCallback([]);
     }

js/misc/parentalControlsManager.js

@@ -121,10 +121,10 @@ var ParentalControlsManager = GObject.registerClass({
     // Calculate whether the given app (a Gio.DesktopAppInfo) should be shown
     // on the desktop, in search results, etc. The app should be shown if:
     //  - The .desktop file doesn’t say it should be hidden.
-    //  - The executable from the .desktop file’s Exec line isn’t blacklisted in
+    //  - The executable from the .desktop file’s Exec line isn’t denied in
     //    the user’s parental controls.
     //  - None of the flatpak app IDs from the X-Flatpak and the
-    //    X-Flatpak-RenamedFrom lines are blacklisted in the user’s parental
+    //    X-Flatpak-RenamedFrom lines are denied in the user’s parental
     //    controls.
     shouldShowApp(appInfo) {
         // Quick decision?

js/misc/systemActions.js

@@ -21,6 +21,7 @@ const SENSOR_OBJECT_PATH = '/net/hadess/SensorProxy';
 const SensorProxyInterface = loadInterfaceXML('net.hadess.SensorProxy');
 
 const POWER_OFF_ACTION_ID        = 'power-off';
+const RESTART_ACTION_ID          = 'restart';
 const LOCK_SCREEN_ACTION_ID      = 'lock-screen';
 const LOGOUT_ACTION_ID           = 'logout';
 const SUSPEND_ACTION_ID          = 'suspend';
@@ -40,41 +41,38 @@ function getDefault() {
 
 const SystemActions = GObject.registerClass({
     Properties: {
-        'can-power-off': GObject.ParamSpec.boolean('can-power-off',
-                                                   'can-power-off',
-                                                   'can-power-off',
-                                                   GObject.ParamFlags.READABLE,
-                                                   false),
-        'can-suspend': GObject.ParamSpec.boolean('can-suspend',
-                                                 'can-suspend',
-                                                 'can-suspend',
-                                                 GObject.ParamFlags.READABLE,
-                                                 false),
-        'can-lock-screen': GObject.ParamSpec.boolean('can-lock-screen',
-                                                     'can-lock-screen',
-                                                     'can-lock-screen',
-                                                     GObject.ParamFlags.READABLE,
-                                                     false),
-        'can-switch-user': GObject.ParamSpec.boolean('can-switch-user',
-                                                     'can-switch-user',
-                                                     'can-switch-user',
-                                                     GObject.ParamFlags.READABLE,
-                                                     false),
-        'can-logout': GObject.ParamSpec.boolean('can-logout',
-                                                'can-logout',
-                                                'can-logout',
-                                                GObject.ParamFlags.READABLE,
-                                                false),
-        'can-lock-orientation': GObject.ParamSpec.boolean('can-lock-orientation',
-                                                          'can-lock-orientation',
-                                                          'can-lock-orientation',
-                                                          GObject.ParamFlags.READABLE,
-                                                          false),
-        'orientation-lock-icon': GObject.ParamSpec.string('orientation-lock-icon',
-                                                          'orientation-lock-icon',
-                                                          'orientation-lock-icon',
-                                                          GObject.ParamFlags.READWRITE,
-                                                          null),
+        'can-power-off': GObject.ParamSpec.boolean(
+            'can-power-off', 'can-power-off', 'can-power-off',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-restart': GObject.ParamSpec.boolean(
+            'can-restart', 'can-restart', 'can-restart',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-suspend': GObject.ParamSpec.boolean(
+            'can-suspend', 'can-suspend', 'can-suspend',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-lock-screen': GObject.ParamSpec.boolean(
+            'can-lock-screen', 'can-lock-screen', 'can-lock-screen',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-switch-user': GObject.ParamSpec.boolean(
+            'can-switch-user', 'can-switch-user', 'can-switch-user',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-logout': GObject.ParamSpec.boolean(
+            'can-logout', 'can-logout', 'can-logout',
+            GObject.ParamFlags.READABLE,
+            false),
+        'can-lock-orientation': GObject.ParamSpec.boolean(
+            'can-lock-orientation', 'can-lock-orientation', 'can-lock-orientation',
+            GObject.ParamFlags.READABLE,
+            false),
+        'orientation-lock-icon': GObject.ParamSpec.string(
+            'orientation-lock-icon', 'orientation-lock-icon', 'orientation-lock-icon',
+            GObject.ParamFlags.READWRITE,
+            null),
     },
 }, class SystemActions extends GObject.Object {
     _init() {
@@ -93,7 +91,15 @@ const SystemActions = GObject.registerClass({
             name: C_("search-result", "Power Off"),
             iconName: 'system-shutdown-symbolic',
             // Translators: A list of keywords that match the power-off action, separated by semicolons
-            keywords: tokenizeKeywords(_('power off;shutdown;reboot;restart;halt;stop')),
+            keywords: tokenizeKeywords(_('power off;shutdown;halt;stop')),
+            available: false,
+        });
+        this._actions.set(RESTART_ACTION_ID, {
+            // Translators: The name of the restart action in search
+            name: C_('search-result', 'Restart'),
+            iconName: 'system-reboot-symbolic',
+            // Translators: A list of keywords that match the restart action, separated by semicolons
+            keywords: tokenizeKeywords(_('reboot;restart;')),
             available: false,
         });
         this._actions.set(LOCK_SCREEN_ACTION_ID, {
@@ -107,7 +113,7 @@ const SystemActions = GObject.registerClass({
         this._actions.set(LOGOUT_ACTION_ID, {
             // Translators: The name of the logout action in search
             name: C_("search-result", "Log Out"),
-            iconName: 'application-exit-symbolic',
+            iconName: 'system-log-out-symbolic',
             // Translators: A list of keywords that match the logout action, separated by semicolons
             keywords: tokenizeKeywords(_('logout;log out;sign off')),
             available: false,
@@ -203,6 +209,11 @@ const SystemActions = GObject.registerClass({
         return this._actions.get(POWER_OFF_ACTION_ID).available;
     }
 
+    // eslint-disable-next-line camelcase
+    get can_restart() {
+        return this._actions.get(RESTART_ACTION_ID).available;
+    }
+
     // eslint-disable-next-line camelcase
     get can_suspend() {
         return this._actions.get(SUSPEND_ACTION_ID).available;
@@ -306,6 +317,9 @@ const SystemActions = GObject.registerClass({
         case POWER_OFF_ACTION_ID:
             this.activatePowerOff();
             break;
+        case RESTART_ACTION_ID:
+            this.activateRestart();
+            break;
         case LOCK_SCREEN_ACTION_ID:
             this.activateLockScreen();
             break;
@@ -347,6 +361,9 @@ const SystemActions = GObject.registerClass({
                         this._loginScreenSettings.get_boolean(DISABLE_RESTART_KEY));
         this._actions.get(POWER_OFF_ACTION_ID).available = this._canHavePowerOff && !disabled;
         this.notify('can-power-off');
+
+        this._actions.get(RESTART_ACTION_ID).available = this._canHavePowerOff && !disabled;
+        this.notify('can-restart');
     }
 
     _updateHaveSuspend() {
@@ -445,6 +462,13 @@ const SystemActions = GObject.registerClass({
         this._session.ShutdownRemote(0);
     }
 
+    activateRestart() {
+        if (!this._actions.get(RESTART_ACTION_ID).available)
+            throw new Error('The restart action is not available!');
+
+        this._session.RebootRemote();
+    }
+
     activateSuspend() {
         if (!this._actions.get(SUSPEND_ACTION_ID).available)
             throw new Error('The suspend action is not available!');

js/misc/util.js

@@ -1,9 +1,9 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported findUrls, spawn, spawnCommandLine, spawnApp, trySpawnCommandLine,
             formatTime, formatTimeSpan, createTimeLabel, insertSorted,
-            makeCloseButton, ensureActorVisibleInScrollView, wiggle */
+            ensureActorVisibleInScrollView, wiggle */
 
-const { Clutter, Gio, GLib, GObject, Shell, St, GnomeDesktop } = imports.gi;
+const { Clutter, Gio, GLib, Shell, St, GnomeDesktop } = imports.gi;
 const Gettext = imports.gettext;
 
 const Main = imports.ui.main;
@@ -363,51 +363,6 @@ function insertSorted(array, val, cmp) {
     return pos;
 }
 
-var CloseButton = GObject.registerClass(
-class CloseButton extends St.Button {
-    _init(boxpointer) {
-        super._init({
-            style_class: 'notification-close',
-            x_expand: true,
-            y_expand: true,
-            x_align: Clutter.ActorAlign.END,
-            y_align: Clutter.ActorAlign.START,
-        });
-
-        this._boxPointer = boxpointer;
-        if (boxpointer)
-            this._boxPointer.connect('arrow-side-changed', this._sync.bind(this));
-    }
-
-    _computeBoxPointerOffset() {
-        if (!this._boxPointer || !this._boxPointer.get_stage())
-            return 0;
-
-        let side = this._boxPointer.arrowSide;
-        if (side == St.Side.TOP)
-            return this._boxPointer.getArrowHeight();
-        else
-            return 0;
-    }
-
-    _sync() {
-        let themeNode = this.get_theme_node();
-
-        let offY = this._computeBoxPointerOffset();
-        this.translation_x = themeNode.get_length('-shell-close-overlap-x');
-        this.translation_y = themeNode.get_length('-shell-close-overlap-y') + offY;
-    }
-
-    vfunc_style_changed() {
-        this._sync();
-        super.vfunc_style_changed();
-    }
-});
-
-function makeCloseButton(boxpointer) {
-    return new CloseButton(boxpointer);
-}
-
 function ensureActorVisibleInScrollView(scrollView, actor) {
     let adjustment = scrollView.vscroll.adjustment;
     let [value, lower_, upper, stepIncrement_, pageIncrement_, pageSize] = adjustment.get_values();

js/perf/basic.js

@@ -0,0 +1,146 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+/* exported run, finish, script_topBarNavDone, script_notificationShowDone,
+   script_notificationCloseDone, script_overviewShowDone,
+   script_applicationsShowStart, script_applicationsShowDone, METRICS,
+*/
+/* eslint camelcase: ["error", { properties: "never", allow: ["^script_"] }] */
+
+const { St } = imports.gi;
+
+const Main = imports.ui.main;
+const MessageTray = imports.ui.messageTray;
+const Scripting = imports.ui.scripting;
+
+// This script tests the most important (basic) functionality of the shell.
+
+var METRICS = {};
+
+async function run() {
+    /* eslint-disable no-await-in-loop */
+    Scripting.defineScriptEvent('topBarNavStart', 'Starting to navigate the top bar');
+    Scripting.defineScriptEvent('topBarNavDone', 'Done navigating the top bar');
+    Scripting.defineScriptEvent('notificationShowStart', 'Showing a notification');
+    Scripting.defineScriptEvent('notificationShowDone', 'Done showing a notification');
+    Scripting.defineScriptEvent('notificationCloseStart', 'Closing a notification');
+    Scripting.defineScriptEvent('notificationCloseDone', 'Done closing a notification');
+    Scripting.defineScriptEvent('overviewShowStart', 'Starting to show the overview');
+    Scripting.defineScriptEvent('overviewShowDone', 'Overview finished showing');
+    Scripting.defineScriptEvent('applicationsShowStart', 'Starting to switch to applications view');
+    Scripting.defineScriptEvent('applicationsShowDone', 'Done switching to applications view');
+
+    Main.overview.connect('shown',
+        () => Scripting.scriptEvent('overviewShowDone'));
+
+    await Scripting.sleep(1000);
+
+    // navigate through top bar
+    Scripting.scriptEvent('topBarNavStart');
+    Main.panel.statusArea.aggregateMenu.menu.open();
+    await Scripting.sleep(400);
+
+    const { menuManager } = Main.panel;
+    while (menuManager.activeMenu &&
+        Main.panel.navigate_focus(menuManager.activeMenu.sourceActor,
+            St.DirectionType.TAB_BACKWARD, false))
+        await Scripting.sleep(400);
+    Scripting.scriptEvent('topBarNavDone');
+
+    await Scripting.sleep(1000);
+
+    // notification
+    const source = new MessageTray.SystemNotificationSource();
+    Main.messageTray.add(source);
+
+    Scripting.scriptEvent('notificationShowStart');
+    source.connect('notification-show',
+        () => Scripting.scriptEvent('notificationShowDone'));
+
+    const notification = new MessageTray.Notification(source,
+        'A test notification');
+    source.showNotification(notification);
+    await Scripting.sleep(400);
+
+    Main.panel.statusArea.dateMenu.menu.open();
+    await Scripting.sleep(400);
+
+    Scripting.scriptEvent('notificationCloseStart');
+    notification.connect('destroy',
+        () => Scripting.scriptEvent('notificationCloseDone'));
+
+    notification.destroy();
+    await Scripting.sleep(400);
+
+    Main.panel.statusArea.dateMenu.menu.close();
+    await Scripting.waitLeisure();
+
+    await Scripting.sleep(1000);
+
+    // overview (window picker)
+    Scripting.scriptEvent('overviewShowStart');
+    Main.overview.show();
+    await Scripting.waitLeisure();
+    Main.overview.hide();
+    await Scripting.waitLeisure();
+
+    await Scripting.sleep(1000);
+
+    // overview (app picker)
+    Main.overview.show();
+    await Scripting.waitLeisure();
+
+    Scripting.scriptEvent('applicationsShowStart');
+    // eslint-disable-next-line require-atomic-updates
+    Main.overview.dash.showAppsButton.checked = true;
+    await Scripting.waitLeisure();
+    Scripting.scriptEvent('applicationsShowDone');
+    // eslint-disable-next-line require-atomic-updates
+    Main.overview.dash.showAppsButton.checked = false;
+    await Scripting.waitLeisure();
+
+    Main.overview.hide();
+    await Scripting.waitLeisure();
+    /* eslint-enable no-await-in-loop */
+}
+
+let topBarNav = false;
+let notificationShown = false;
+let notificationClosed = false;
+let windowPickerShown = false;
+let appPickerShown = false;
+
+function script_topBarNavDone() {
+    topBarNav = true;
+}
+
+function script_notificationShowDone() {
+    notificationShown = true;
+}
+
+function script_notificationCloseDone() {
+    notificationClosed = true;
+}
+
+function script_overviewShowDone() {
+    windowPickerShown = true;
+}
+
+function script_applicationsShowDone() {
+    appPickerShown = true;
+}
+
+function finish() {
+    if (!topBarNav)
+        throw new Error('Failed to navigate top bar');
+
+    if (!notificationShown)
+        throw new Error('Failed to show notification');
+
+    if (!notificationClosed)
+        throw new Error('Failed to close notification');
+
+    if (!windowPickerShown)
+        throw new Error('Failed to show window picker');
+
+    if (!appPickerShown)
+        throw new Error('Failed to show app picker');
+}

js/perf/core.js

@@ -70,7 +70,8 @@ let WINDOW_CONFIGS = [
     { width: 640, height: 480, alpha: true,  maximized: false, count: 10, metric: 'overviewFps10Alpha' },
 ];
 
-function *run() {
+async function run() {
+    /* eslint-disable no-await-in-loop */
     Scripting.defineScriptEvent("overviewShowStart", "Starting to show the overview");
     Scripting.defineScriptEvent("overviewShowDone", "Overview finished showing");
     Scripting.defineScriptEvent("afterShowHide", "After a show/hide cycle for the overview");
@@ -84,7 +85,7 @@ function *run() {
         Scripting.scriptEvent('overviewShowDone');
     });
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     for (let i = 0; i < 2 * WINDOW_CONFIGS.length; i++) {
         // We go to the overview twice for each configuration; the first time
@@ -92,49 +93,50 @@ function *run() {
         // a clean set of numbers.
         if ((i % 2) == 0) {
             let config = WINDOW_CONFIGS[i / 2];
-            yield Scripting.destroyTestWindows();
+            await Scripting.destroyTestWindows();
 
             for (let k = 0; k < config.count; k++) {
-                yield Scripting.createTestWindow({ width: config.width,
+                await Scripting.createTestWindow({ width: config.width,
                                                    height: config.height,
                                                    alpha: config.alpha,
                                                    maximized: config.maximized });
             }
 
-            yield Scripting.waitTestWindows();
-            yield Scripting.sleep(1000);
-            yield Scripting.waitLeisure();
+            await Scripting.waitTestWindows();
+            await Scripting.sleep(1000);
+            await Scripting.waitLeisure();
         }
 
         Scripting.scriptEvent('overviewShowStart');
         Main.overview.show();
 
-        yield Scripting.waitLeisure();
+        await Scripting.waitLeisure();
         Main.overview.hide();
-        yield Scripting.waitLeisure();
+        await Scripting.waitLeisure();
 
         System.gc();
-        yield Scripting.sleep(1000);
+        await Scripting.sleep(1000);
         Scripting.collectStatistics();
         Scripting.scriptEvent('afterShowHide');
     }
 
-    yield Scripting.destroyTestWindows();
-    yield Scripting.sleep(1000);
+    await Scripting.destroyTestWindows();
+    await Scripting.sleep(1000);
 
     Main.overview.show();
-    yield Scripting.waitLeisure();
+    await Scripting.waitLeisure();
 
     for (let i = 0; i < 2; i++) {
         Scripting.scriptEvent('applicationsShowStart');
         // eslint-disable-next-line require-atomic-updates
         Main.overview.dash.showAppsButton.checked = true;
-        yield Scripting.waitLeisure();
+        await Scripting.waitLeisure();
         Scripting.scriptEvent('applicationsShowDone');
         // eslint-disable-next-line require-atomic-updates
         Main.overview.dash.showAppsButton.checked = false;
-        yield Scripting.waitLeisure();
+        await Scripting.waitLeisure();
     }
+    /* eslint-enable no-await-in-loop */
 }
 
 let showingOverview = false;

js/perf/hwtest.js

@@ -94,7 +94,8 @@ function extractBootTimestamp() {
     return result;
 }
 
-function *run() {
+async function run() {
+    /* eslint-disable no-await-in-loop */
     Scripting.defineScriptEvent("desktopShown", "Finished initial animation");
     Scripting.defineScriptEvent("overviewShowStart", "Starting to show the overview");
     Scripting.defineScriptEvent("overviewShowDone", "Overview finished showing");
@@ -110,7 +111,7 @@ function *run() {
     Scripting.defineScriptEvent("geditLaunch", "gedit application launch");
     Scripting.defineScriptEvent("geditFirstFrame", "first frame of gedit window drawn");
 
-    yield Scripting.waitLeisure();
+    await Scripting.waitLeisure();
     Scripting.scriptEvent('desktopShown');
 
     let interfaceSettings = new Gio.Settings({
@@ -120,22 +121,22 @@ function *run() {
 
     Scripting.scriptEvent('overviewShowStart');
     Main.overview.show();
-    yield Scripting.waitLeisure();
+    await Scripting.waitLeisure();
     Scripting.scriptEvent('overviewShowDone');
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     Scripting.scriptEvent('applicationsShowStart');
     // eslint-disable-next-line require-atomic-updates
     Main.overview.dash.showAppsButton.checked = true;
 
-    yield Scripting.waitLeisure();
+    await Scripting.waitLeisure();
     Scripting.scriptEvent('applicationsShowDone');
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     Main.overview.hide();
-    yield Scripting.waitLeisure();
+    await Scripting.waitLeisure();
 
     // --------------------- //
     // Tests of redraw speed //
@@ -145,46 +146,46 @@ function *run() {
     global.frame_finish_timestamp = true;
 
     for (let k = 0; k < 5; k++)
-        yield Scripting.createTestWindow({ maximized: true });
-    yield Scripting.waitTestWindows();
+        await Scripting.createTestWindow({ maximized: true });
+    await Scripting.waitTestWindows();
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     Scripting.scriptEvent('mainViewDrawStart');
-    yield waitAndDraw(1000);
+    await waitAndDraw(1000);
     Scripting.scriptEvent('mainViewDrawDone');
 
     Main.overview.show();
     Scripting.waitLeisure();
 
-    yield Scripting.sleep(1500);
+    await Scripting.sleep(1500);
 
     Scripting.scriptEvent('overviewDrawStart');
-    yield waitAndDraw(1000);
+    await waitAndDraw(1000);
     Scripting.scriptEvent('overviewDrawDone');
 
-    yield Scripting.destroyTestWindows();
+    await Scripting.destroyTestWindows();
     Main.overview.hide();
 
-    yield Scripting.createTestWindow({ maximized: true,
+    await Scripting.createTestWindow({ maximized: true,
                                        redraws: true });
-    yield Scripting.waitTestWindows();
+    await Scripting.waitTestWindows();
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     Scripting.scriptEvent('redrawTestStart');
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
     Scripting.scriptEvent('redrawTestDone');
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
     Scripting.scriptEvent('collectTimings');
 
-    yield Scripting.destroyTestWindows();
+    await Scripting.destroyTestWindows();
 
     global.frame_timestamps = false;
     global.frame_finish_timestamp = false;
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     let appSys = Shell.AppSystem.get_default();
     let app = appSys.lookup_app('org.gnome.gedit.desktop');
@@ -197,21 +198,22 @@ function *run() {
         throw new Error('gedit was already running');
 
     while (windows.length == 0) {
-        yield waitSignal(global.display, 'window-created');
+        await waitSignal(global.display, 'window-created');
         windows = app.get_windows();
     }
 
     let actor = windows[0].get_compositor_private();
-    yield waitSignal(actor, 'first-frame');
+    await waitSignal(actor, 'first-frame');
     Scripting.scriptEvent('geditFirstFrame');
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     windows[0].delete(global.get_current_time());
 
-    yield Scripting.sleep(1000);
+    await Scripting.sleep(1000);
 
     interfaceSettings.set_boolean('enable-animations', true);
+    /* eslint-enable no-await-in-loop */
 }
 
 let overviewShowStart;

js/ui/altTab.js

@@ -68,8 +68,8 @@ class AppSwitcherPopup extends SwitcherPopup.SwitcherPopup {
         this._items = this._switcherList.icons;
     }
 
-    vfunc_allocate(box, flags) {
-        super.vfunc_allocate(box, flags);
+    vfunc_allocate(box) {
+        super.vfunc_allocate(box);
 
         // Allocate the thumbnails
         // We try to avoid overflowing the screen so we base the resulting size on
@@ -102,7 +102,7 @@ class AppSwitcherPopup extends SwitcherPopup.SwitcherPopup {
             this._thumbnails.addClones(primary.y + primary.height - bottomPadding - childBox.y1);
             let [, childNaturalHeight] = this._thumbnails.get_preferred_height(-1);
             childBox.y2 = childBox.y1 + childNaturalHeight;
-            this._thumbnails.allocate(childBox, flags);
+            this._thumbnails.allocate(childBox);
         }
     }
 
@@ -749,9 +749,9 @@ class AppSwitcher extends SwitcherPopup.SwitcherList {
         return super.vfunc_get_preferred_height(forWidth);
     }
 
-    vfunc_allocate(box, flags) {
+    vfunc_allocate(box) {
         // Allocate the main list items
-        super.vfunc_allocate(box, flags);
+        super.vfunc_allocate(box);
 
         let contentBox = this.get_theme_node().get_content_box(box);
 
@@ -766,7 +766,7 @@ class AppSwitcher extends SwitcherPopup.SwitcherList {
             childBox.x2 = childBox.x1 + arrowWidth;
             childBox.y1 = contentBox.y1 + itemBox.y2 + arrowHeight;
             childBox.y2 = childBox.y1 + arrowHeight;
-            this._arrows[i].allocate(childBox, flags);
+            this._arrows[i].allocate(childBox);
         }
     }
 
@@ -852,6 +852,9 @@ class AppSwitcher extends SwitcherPopup.SwitcherList {
         if (index === -1)
             return;
 
+        this._arrows[index].destroy();
+        this._arrows.splice(index, 1);
+
         this.icons.splice(index, 1);
         this.removeItem(index);
     }
@@ -1056,7 +1059,7 @@ class WindowSwitcher extends SwitcherPopup.SwitcherList {
         return [minHeight, natHeight];
     }
 
-    vfunc_allocate(box, flags) {
+    vfunc_allocate(box) {
         let themeNode = this.get_theme_node();
         let contentBox = themeNode.get_content_box(box);
         const labelHeight = this._label.height;
@@ -1064,20 +1067,20 @@ class WindowSwitcher extends SwitcherPopup.SwitcherList {
             labelHeight + themeNode.get_padding(St.Side.BOTTOM);
 
         box.y2 -= totalLabelHeight;
-        super.vfunc_allocate(box, flags);
+        super.vfunc_allocate(box);
 
         // Hooking up the parent vfunc will call this.set_allocation() with
         // the height without the label height, so call it again with the
         // correct size here.
         box.y2 += totalLabelHeight;
-        this.set_allocation(box, flags);
+        this.set_allocation(box);
 
         const childBox = new Clutter.ActorBox();
         childBox.x1 = contentBox.x1;
         childBox.x2 = contentBox.x2;
         childBox.y2 = contentBox.y2;
         childBox.y1 = childBox.y2 - labelHeight;
-        this._label.allocate(childBox, flags);
+        this._label.allocate(childBox);
     }
 
     highlight(index, justOutline) {

js/ui/animation.js

@@ -60,7 +60,7 @@ class Animation extends St.Bin {
     }
 
     _loadFile(file, width, height) {
-        let [validResourceScale, resourceScale] = this.get_resource_scale();
+        const resourceScale = this.get_resource_scale();
         let wasPlaying = this._isPlaying;
 
         if (this._isPlaying)
@@ -69,12 +69,6 @@ class Animation extends St.Bin {
         this._isLoaded = false;
         this.destroy_all_children();
 
-        if (!validResourceScale) {
-            if (wasPlaying)
-                this.play();
-            return;
-        }
-
         let textureCache = St.TextureCache.get_default();
         let scaleFactor = St.ThemeContext.get_for_stage(global.stage).scale_factor;
         this._animations = textureCache.load_sliced_image(file, width, height,

js/ui/appFavorites.js

@@ -13,6 +13,7 @@ const RENAMED_DESKTOP_IDS = {
     'cheese.desktop': 'org.gnome.Cheese.desktop',
     'dconf-editor.desktop': 'ca.desrt.dconf-editor.desktop',
     'empathy.desktop': 'org.gnome.Empathy.desktop',
+    'eog.desktop': 'org.gnome.eog.desktop',
     'epiphany.desktop': 'org.gnome.Epiphany.desktop',
     'evolution.desktop': 'org.gnome.Evolution.desktop',
     'file-roller.desktop': 'org.gnome.FileRoller.desktop',

js/ui/background.js

@@ -347,6 +347,8 @@ var Background = GObject.registerClass({
             this.set_color(color);
         else
             this.set_gradient(shadingType, color, secondColor);
+
+        this._setLoaded();
     }
 
     _watchFile(file) {
@@ -512,8 +514,8 @@ var SystemBackground = GObject.registerClass({
         super._init({
             meta_display: global.display,
             monitor: 0,
-            background: _systemBackground,
         });
+        this.content.background = _systemBackground;
 
         let id = GLib.idle_add(GLib.PRIORITY_DEFAULT, () => {
             this.emit('loaded');
@@ -712,13 +714,18 @@ var BackgroundManager = class BackgroundManager {
         }
 
         let newBackgroundActor = this._createBackgroundActor();
-        newBackgroundActor.vignette_sharpness = this.backgroundActor.vignette_sharpness;
-        newBackgroundActor.brightness = this.backgroundActor.brightness;
+
+        const oldContent = this.backgroundActor.content;
+        const newContent = newBackgroundActor.content;
+
+        newContent.vignette_sharpness = oldContent.vignette_sharpness;
+        newContent.brightness = oldContent.brightness;
+
         newBackgroundActor.visible = this.backgroundActor.visible;
 
         this._newBackgroundActor = newBackgroundActor;
 
-        let background = newBackgroundActor.background;
+        const { background } = newBackgroundActor.content;
 
         if (background.isLoaded) {
             this._swapBackgroundActor();
@@ -738,6 +745,8 @@ var BackgroundManager = class BackgroundManager {
         let backgroundActor = new Meta.BackgroundActor({
             meta_display: global.display,
             monitor: this._monitorIndex,
+        });
+        backgroundActor.content.set({
             background,
             vignette: this._vignette,
             vignette_sharpness: 0.5,
@@ -758,10 +767,27 @@ var BackgroundManager = class BackgroundManager {
             this._updateBackgroundActor();
         });
 
+        let loadedSignalId;
+        if (background.isLoaded) {
+            GLib.idle_add(GLib.PRIORITY_DEFAULT, () => {
+                this.emit('loaded');
+                return GLib.SOURCE_REMOVE;
+            });
+        } else {
+            loadedSignalId = background.connect('loaded', () => {
+                background.disconnect(loadedSignalId);
+                loadedSignalId = null;
+                this.emit('loaded');
+            });
+        }
+
         backgroundActor.connect('destroy', () => {
             if (changeSignalId)
                 background.disconnect(changeSignalId);
 
+            if (loadedSignalId)
+                background.disconnect(loadedSignalId);
+
             if (backgroundActor.loadedSignalId)
                 background.disconnect(backgroundActor.loadedSignalId);
         });

js/ui/barLevel.js

@@ -30,8 +30,8 @@ var BarLevel = GObject.registerClass({
             accessible_role: Atk.Role.LEVEL_BAR,
         };
         super._init(Object.assign(defaultParams, params));
-        this.connect('allocation-changed', (actor, box) => {
-            this._barLevelWidth = box.get_width();
+        this.connect('notify::allocation', () => {
+            this._barLevelWidth = this.allocation.get_width();
         });
 
         this._customAccessible = St.GenericAccessible.new_for_actor(this);

js/ui/boxpointer.js

@@ -1,7 +1,7 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported BoxPointer */
 
-const { Clutter, GObject, Shell, St } = imports.gi;
+const { Clutter, GObject, St } = imports.gi;
 
 const Main = imports.ui.main;
 
@@ -196,13 +196,13 @@ var BoxPointer = GObject.registerClass({
         return themeNode.adjust_preferred_height(...height);
     }
 
-    vfunc_allocate(box, flags) {
+    vfunc_allocate(box) {
         if (this._sourceActor && this._sourceActor.mapped) {
             this._reposition(box);
             this._updateFlip(box);
         }
 
-        this.set_allocation(box, flags);
+        this.set_allocation(box);
 
         let themeNode = this.get_theme_node();
         let borderWidth = themeNode.get_length('-arrow-border-width');
@@ -214,7 +214,7 @@ var BoxPointer = GObject.registerClass({
         childBox.y1 = 0;
         childBox.x2 = availWidth;
         childBox.y2 = availHeight;
-        this._border.allocate(childBox, flags);
+        this._border.allocate(childBox);
 
         childBox.x1 = borderWidth;
         childBox.y1 = borderWidth;
@@ -234,7 +234,7 @@ var BoxPointer = GObject.registerClass({
             childBox.x2 -= rise;
             break;
         }
-        this.bin.allocate(childBox, flags);
+        this.bin.allocate(childBox);
     }
 
     _drawBorder(area) {
@@ -453,15 +453,16 @@ var BoxPointer = GObject.registerClass({
         let alignment = this._arrowAlignment;
         let monitorIndex = Main.layoutManager.findIndexForActor(sourceActor);
 
-        this._sourceAllocation = Shell.util_get_transformed_allocation(sourceActor);
+        this._sourceExtents = sourceActor.get_transformed_extents();
         this._workArea = Main.layoutManager.getWorkAreaForMonitor(monitorIndex);
 
         // Position correctly relative to the sourceActor
         let sourceNode = sourceActor.get_theme_node();
         let sourceContentBox = sourceNode.get_content_box(sourceActor.get_allocation_box());
-        let sourceAllocation = this._sourceAllocation;
-        let sourceCenterX = sourceAllocation.x1 + sourceContentBox.x1 + (sourceContentBox.x2 - sourceContentBox.x1) * this._sourceAlignment;
-        let sourceCenterY = sourceAllocation.y1 + sourceContentBox.y1 + (sourceContentBox.y2 - sourceContentBox.y1) * this._sourceAlignment;
+        let sourceTopLeft = this._sourceExtents.get_top_left();
+        let sourceBottomRight = this._sourceExtents.get_bottom_right();
+        let sourceCenterX = sourceTopLeft.x + sourceContentBox.x1 + (sourceContentBox.x2 - sourceContentBox.x1) * this._sourceAlignment;
+        let sourceCenterY = sourceTopLeft.y + sourceContentBox.y1 + (sourceContentBox.y2 - sourceContentBox.y1) * this._sourceAlignment;
         let [, , natWidth, natHeight] = this.get_preferred_size();
 
         // We also want to keep it onscreen, and separated from the
@@ -481,16 +482,16 @@ var BoxPointer = GObject.registerClass({
 
         switch (this._arrowSide) {
         case St.Side.TOP:
-            resY = sourceAllocation.y2 + gap;
+            resY = sourceBottomRight.y + gap;
             break;
         case St.Side.BOTTOM:
-            resY = sourceAllocation.y1 - natHeight - gap;
+            resY = sourceTopLeft.y - natHeight - gap;
             break;
         case St.Side.LEFT:
-            resX = sourceAllocation.x2 + gap;
+            resX = sourceBottomRight.x + gap;
             break;
         case St.Side.RIGHT:
-            resX = sourceAllocation.x1 - natWidth - gap;
+            resX = sourceTopLeft.x - natWidth - gap;
             break;
         }
 
@@ -586,29 +587,30 @@ var BoxPointer = GObject.registerClass({
     }
 
     _calculateArrowSide(arrowSide) {
-        let sourceAllocation = this._sourceAllocation;
+        let sourceTopLeft = this._sourceExtents.get_top_left();
+        let sourceBottomRight = this._sourceExtents.get_bottom_right();
         let [, , boxWidth, boxHeight] = this.get_preferred_size();
         let workarea = this._workArea;
 
         switch (arrowSide) {
         case St.Side.TOP:
-            if (sourceAllocation.y2 + boxHeight > workarea.y + workarea.height &&
-                boxHeight < sourceAllocation.y1 - workarea.y)
+            if (sourceBottomRight.y + boxHeight > workarea.y + workarea.height &&
+                boxHeight < sourceTopLeft.y - workarea.y)
                 return St.Side.BOTTOM;
             break;
         case St.Side.BOTTOM:
-            if (sourceAllocation.y1 - boxHeight < workarea.y &&
-                boxHeight < workarea.y + workarea.height - sourceAllocation.y2)
+            if (sourceTopLeft.y - boxHeight < workarea.y &&
+                boxHeight < workarea.y + workarea.height - sourceBottomRight.y)
                 return St.Side.TOP;
             break;
         case St.Side.LEFT:
-            if (sourceAllocation.x2 + boxWidth > workarea.x + workarea.width &&
-                boxWidth < sourceAllocation.x1 - workarea.x)
+            if (sourceBottomRight.x + boxWidth > workarea.x + workarea.width &&
+                boxWidth < sourceTopLeft.x - workarea.x)
                 return St.Side.RIGHT;
             break;
         case St.Side.RIGHT:
-            if (sourceAllocation.x1 - boxWidth < workarea.x &&
-                boxWidth < workarea.x + workarea.width - sourceAllocation.x2)
+            if (sourceTopLeft.x - boxWidth < workarea.x &&
+                boxWidth < workarea.x + workarea.width - sourceBottomRight.x)
                 return St.Side.LEFT;
             break;
         }

js/ui/calendar.js

@@ -14,7 +14,6 @@ const { loadInterfaceXML } = imports.misc.fileUtils;
 
 var MSECS_IN_DAY = 24 * 60 * 60 * 1000;
 var SHOW_WEEKDATE_KEY = 'show-weekdate';
-var ELLIPSIS_CHAR = '\u2026';
 
 var MESSAGE_ICON_SIZE = -1; // pick up from CSS
 
@@ -32,10 +31,6 @@ function sameDay(dateA, dateB) {
     return sameMonth(dateA, dateB) && (dateA.getDate() == dateB.getDate());
 }
 
-function isToday(date) {
-    return sameDay(new Date(), date);
-}
-
 function _isWorkDay(date) {
     /* Translators: Enter 0-6 (Sunday-Saturday) for non-work days. Examples: "0" (Sunday) "6" (Saturday) "06" (Sunday and Saturday). */
     let days = C_('calendar-no-work', "06");
@@ -723,67 +718,6 @@ var Calendar = GObject.registerClass({
     }
 });
 
-var EventMessage = GObject.registerClass(
-class EventMessage extends MessageList.Message {
-    _init(event, date) {
-        super._init('', '');
-
-        this._date = date;
-
-        this.update(event);
-
-        this._icon = new St.Icon({ icon_name: 'x-office-calendar-symbolic' });
-        this.setIcon(this._icon);
-    }
-
-    vfunc_style_changed() {
-        let iconVisible = this.get_parent().has_style_pseudo_class('first-child');
-        this._icon.opacity = iconVisible ? 255 : 0;
-        super.vfunc_style_changed();
-    }
-
-    update(event) {
-        this._event = event;
-
-        this.setTitle(this._formatEventTime());
-        this.setBody(event.summary);
-    }
-
-    _formatEventTime() {
-        let periodBegin = _getBeginningOfDay(this._date);
-        let periodEnd = _getEndOfDay(this._date);
-        let allDay = this._event.allDay || (this._event.date <= periodBegin &&
-                                             this._event.end >= periodEnd);
-        let title;
-        if (allDay) {
-            /* Translators: Shown in calendar event list for all day events
-             * Keep it short, best if you can use less then 10 characters
-             */
-            title = C_("event list time", "All Day");
-        } else {
-            let date = this._event.date >= periodBegin
-                ? this._event.date
-                : this._event.end;
-            title = Util.formatTime(date, { timeOnly: true });
-        }
-
-        let rtl = Clutter.get_default_text_direction() == Clutter.TextDirection.RTL;
-        if (this._event.date < periodBegin && !this._event.allDay) {
-            if (rtl)
-                title = '%s%s'.format(title, ELLIPSIS_CHAR);
-            else
-                title = '%s%s'.format(ELLIPSIS_CHAR, title);
-        }
-        if (this._event.end > periodEnd && !this._event.allDay) {
-            if (rtl)
-                title = '%s%s'.format(ELLIPSIS_CHAR, title);
-            else
-                title = '%s%s'.format(title, ELLIPSIS_CHAR);
-        }
-        return title;
-    }
-});
-
 var NotificationMessage = GObject.registerClass(
 class NotificationMessage extends MessageList.Message {
     _init(notification) {
@@ -849,149 +783,6 @@ class NotificationMessage extends MessageList.Message {
     }
 });
 
-var EventsSection = GObject.registerClass(
-class EventsSection extends MessageList.MessageListSection {
-    _init() {
-        super._init();
-
-        this._desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
-        this._desktopSettings.connect('changed', this._reloadEvents.bind(this));
-        this._eventSource = new EmptyEventSource();
-
-        this._messageById = new Map();
-
-        this._title = new St.Button({ style_class: 'events-section-title',
-                                      label: '',
-                                      can_focus: true });
-        this._title.child.x_align = Clutter.ActorAlign.START;
-        this.insert_child_below(this._title, null);
-
-        this._title.connect('clicked', this._onTitleClicked.bind(this));
-        this._title.connect('key-focus-in', this._onKeyFocusIn.bind(this));
-
-        this._appSys = Shell.AppSystem.get_default();
-        this._appSys.connect('installed-changed',
-            this._appInstalledChanged.bind(this));
-        this._appInstalledChanged();
-    }
-
-    setEventSource(eventSource) {
-        if (!(eventSource instanceof EventSourceBase))
-            throw new Error('Event source is not valid type');
-
-        this._eventSource = eventSource;
-        this._eventSource.connect('changed', this._reloadEvents.bind(this));
-    }
-
-    get allowed() {
-        return Main.sessionMode.showCalendarEvents;
-    }
-
-    _updateTitle() {
-        this._title.visible = !isToday(this._date);
-
-        if (!this._title.visible)
-            return;
-
-        let dayFormat;
-        let now = new Date();
-        if (sameYear(this._date, now)) {
-            /* Translators: Shown on calendar heading when selected day occurs on current year */
-            dayFormat = Shell.util_translate_time_string(NC_("calendar heading", "%A, %B %-d"));
-        } else {
-            /* Translators: Shown on calendar heading when selected day occurs on different year */
-            dayFormat = Shell.util_translate_time_string(NC_("calendar heading", "%A, %B %-d, %Y"));
-        }
-        this._title.label = this._date.toLocaleFormat(dayFormat);
-    }
-
-    _reloadEvents() {
-        if (this._eventSource.isLoading || this._reloading)
-            return;
-
-        this._reloading = true;
-
-        let periodBegin = _getBeginningOfDay(this._date);
-        let periodEnd = _getEndOfDay(this._date);
-        let events = this._eventSource.getEvents(periodBegin, periodEnd);
-
-        let ids = events.map(e => e.id);
-        this._messageById.forEach((message, id) => {
-            if (ids.includes(id))
-                return;
-            this._messageById.delete(id);
-            this.removeMessage(message);
-        });
-
-        for (let i = 0; i < events.length; i++) {
-            let event = events[i];
-
-            let message = this._messageById.get(event.id);
-            if (!message) {
-                message = new EventMessage(event, this._date);
-                this._messageById.set(event.id, message);
-                this.addMessage(message, false);
-            } else {
-                message.update(event);
-                this.moveMessage(message, i, false);
-            }
-        }
-
-        this._reloading = false;
-        this._sync();
-    }
-
-    _appInstalledChanged() {
-        this._calendarApp = undefined;
-        this._title.reactive = this._getCalendarApp() != null;
-    }
-
-    _getCalendarApp() {
-        if (this._calendarApp !== undefined)
-            return this._calendarApp;
-
-        let apps = Gio.AppInfo.get_recommended_for_type('text/calendar');
-        if (apps && (apps.length > 0)) {
-            let app = Gio.AppInfo.get_default_for_type('text/calendar', false);
-            let defaultInRecommended = apps.some(a => a.equal(app));
-            this._calendarApp = defaultInRecommended ? app : apps[0];
-        } else {
-            this._calendarApp = null;
-        }
-        return this._calendarApp;
-    }
-
-    _onTitleClicked() {
-        Main.overview.hide();
-        Main.panel.closeCalendar();
-
-        let appInfo = this._getCalendarApp();
-        if (appInfo.get_id() === 'org.gnome.Evolution.desktop') {
-            let app = this._appSys.lookup_app('evolution-calendar.desktop');
-            if (app)
-                appInfo = app.app_info;
-        }
-        appInfo.launch([], global.create_app_launch_context(0, -1));
-    }
-
-    setDate(date) {
-        super.setDate(date);
-        this._updateTitle();
-        this._reloadEvents();
-    }
-
-    _shouldShow() {
-        return !this.empty || !isToday(this._date);
-    }
-
-    _sync() {
-        if (this._reloading)
-            return;
-
-        super._sync();
-    }
-});
-
 var TimeLabel = GObject.registerClass(
 class NotificationTimeLabel extends St.Label {
     _init(datetime) {
@@ -1088,10 +879,6 @@ class NotificationSection extends MessageList.MessageListSection {
         });
         super.vfunc_map();
     }
-
-    _shouldShow() {
-        return !this.empty && isToday(this._date);
-    }
 });
 
 var Placeholder = GObject.registerClass(
@@ -1100,41 +887,13 @@ class Placeholder extends St.BoxLayout {
         super._init({ style_class: 'message-list-placeholder', vertical: true });
         this._date = new Date();
 
-        let todayFile = Gio.File.new_for_uri('resource:///org/gnome/shell/theme/no-notifications.svg');
-        let otherFile = Gio.File.new_for_uri('resource:///org/gnome/shell/theme/no-events.svg');
-        this._todayIcon = new Gio.FileIcon({ file: todayFile });
-        this._otherIcon = new Gio.FileIcon({ file: otherFile });
-
-        this._icon = new St.Icon();
+        const file = Gio.File.new_for_uri(
+            'resource:///org/gnome/shell/theme/no-notifications.svg');
+        this._icon = new St.Icon({ gicon: new Gio.FileIcon({ file }) });
         this.add_actor(this._icon);
 
-        this._label = new St.Label();
+        this._label = new St.Label({ text: _('No Notifications') });
         this.add_actor(this._label);
-
-        this._sync();
-    }
-
-    setDate(date) {
-        if (sameDay(this._date, date))
-            return;
-        this._date = date;
-        this._sync();
-    }
-
-    _sync() {
-        let today = isToday(this._date);
-        if (today && this._icon.gicon == this._todayIcon)
-            return;
-        if (!today && this._icon.gicon == this._otherIcon)
-            return;
-
-        if (today) {
-            this._icon.gicon = this._todayIcon;
-            this._label.text = _("No Notifications");
-        } else {
-            this._icon.gicon = this._otherIcon;
-            this._label.text = _("No Events");
-        }
     }
 });
 
@@ -1199,8 +958,8 @@ class CalendarMessageList extends St.Widget {
             child: this._dndSwitch,
             label_actor: dndLabel,
         });
-        this._dndButton.bind_property('checked',
-            this._dndSwitch, 'state',
+        this._dndSwitch.bind_property('state',
+            this._dndButton, 'checked',
             GObject.BindingFlags.BIDIRECTIONAL | GObject.BindingFlags.SYNC_CREATE);
         hbox.add_child(this._dndButton);
 
@@ -1235,9 +994,6 @@ class CalendarMessageList extends St.Widget {
         this._notificationSection = new NotificationSection();
         this._addSection(this._notificationSection);
 
-        this._eventsSection = new EventsSection();
-        this._addSection(this._eventsSection);
-
         Main.sessionMode.connect('updated', this._sync.bind(this));
     }
 
@@ -1273,13 +1029,4 @@ class CalendarMessageList extends St.Widget {
         let canClear = sections.some(s => s.canClear && s.visible);
         this._clearButton.reactive = canClear;
     }
-
-    setEventSource(eventSource) {
-        this._eventsSection.setEventSource(eventSource);
-    }
-
-    setDate(date) {
-        this._sectionList.get_children().forEach(s => s.setDate(date));
-        this._placeholder.setDate(date);
-    }
 });

js/ui/dash.js

@@ -292,11 +292,11 @@ class DashActor extends St.Widget {
         });
     }
 
-    vfunc_allocate(box, flags) {
+    vfunc_allocate(box) {
         let contentBox = this.get_theme_node().get_content_box(box);
         let availWidth = contentBox.x2 - contentBox.x1;
 
-        this.set_allocation(box, flags);
+        this.set_allocation(box);
 
         let [appIcons, showAppsButton] = this.get_children();
         let [, showAppsNatHeight] = showAppsButton.get_preferred_height(availWidth);
@@ -306,11 +306,11 @@ class DashActor extends St.Widget {
         childBox.y1 = contentBox.y1;
         childBox.x2 = contentBox.x2;
         childBox.y2 = contentBox.y2 - showAppsNatHeight;
-        appIcons.allocate(childBox, flags);
+        appIcons.allocate(childBox);
 
         childBox.y1 = contentBox.y2 - showAppsNatHeight;
         childBox.y2 = contentBox.y2;
-        showAppsButton.allocate(childBox, flags);
+        showAppsButton.allocate(childBox);
     }
 
     vfunc_get_preferred_height(forWidth) {
@@ -815,7 +815,12 @@ var Dash = GObject.registerClass({
         else
             pos = 0; // always insert at the top when dash is empty
 
-        if (pos != this._dragPlaceholderPos && pos <= numFavorites && this._animatingPlaceholdersCount == 0) {
+        // Put the placeholder after the last favorite if we are not
+        // in the favorites zone
+        if (pos > numFavorites)
+            pos = numFavorites;
+
+        if (pos !== this._dragPlaceholderPos && this._animatingPlaceholdersCount === 0) {
             this._dragPlaceholderPos = pos;
 
             // Don't allow positioning before or after self
@@ -843,11 +848,6 @@ var Dash = GObject.registerClass({
             this._dragPlaceholder.show(fadeIn);
         }
 
-        // Remove the drag placeholder if we are not in the
-        // "favorites zone"
-        if (pos > numFavorites)
-            this._clearDragPlaceholder();
-
         if (!this._dragPlaceholder)
             return DND.DragMotionResult.NO_DROP;
 

js/ui/dateMenu.js

@@ -13,7 +13,11 @@ const System = imports.system;
 
 const { loadInterfaceXML } = imports.misc.fileUtils;
 
+const NC_ = (context, str) => '%s\u0004%s'.format(context, str);
+const T_ = Shell.util_translate_time_string;
+
 const MAX_FORECASTS = 5;
+const ELLIPSIS_CHAR = '\u2026';
 
 const ClocksIntegrationIface = loadInterfaceXML('org.gnome.Shell.ClocksIntegration');
 const ClocksProxy = Gio.DBusProxy.makeProxyWrapper(ClocksIntegrationIface);
@@ -84,6 +88,188 @@ class TodayButton extends St.Button {
     }
 });
 
+var EventsSection = GObject.registerClass(
+class EventsSection extends St.Button {
+    _init() {
+        super._init({
+            style_class: 'events-button',
+            can_focus: true,
+            x_expand: true,
+            child: new St.BoxLayout({
+                style_class: 'events-box',
+                vertical: true,
+                x_expand: true,
+            }),
+        });
+
+        this._startDate = null;
+        this._endDate = null;
+
+        this._eventSource = null;
+        this._calendarApp = null;
+
+        this._title = new St.Label({
+            style_class: 'events-title',
+        });
+        this.child.add_child(this._title);
+
+        this._eventsList = new St.BoxLayout({
+            style_class: 'events-list',
+            vertical: true,
+            x_expand: true,
+        });
+        this.child.add_child(this._eventsList);
+
+        this._appSys = Shell.AppSystem.get_default();
+        this._appSys.connect('installed-changed',
+            this._appInstalledChanged.bind(this));
+        this._appInstalledChanged();
+    }
+
+    setDate(date) {
+        const day = [date.getFullYear(), date.getMonth(), date.getDate()];
+        this._startDate = new Date(...day);
+        this._endDate = new Date(...day, 23, 59, 59, 999);
+
+        this._updateTitle();
+        this._reloadEvents();
+    }
+
+    setEventSource(eventSource) {
+        if (!(eventSource instanceof Calendar.EventSourceBase))
+            throw new Error('Event source is not valid type');
+
+        this._eventSource = eventSource;
+        this._eventSource.connect('changed', this._reloadEvents.bind(this));
+        this._eventSource.connect('notify::has-calendars',
+            this._sync.bind(this));
+        this._sync();
+    }
+
+    _updateTitle() {
+        /* Translators: Shown on calendar heading when selected day occurs on current year */
+        const sameYearFormat = T_(NC_('calendar heading', '%B %-d'));
+
+        /* Translators: Shown on calendar heading when selected day occurs on different year */
+        const otherYearFormat = T_(NC_('calendar heading', '%B %-d %Y'));
+
+        const timeSpanDay = GLib.TIME_SPAN_DAY / 1000;
+        const now = new Date();
+
+        if (this._startDate <= now && now <= this._endDate)
+            this._title.text = _('Today');
+        else if (this._endDate < now && now - this._endDate < timeSpanDay)
+            this._title.text = _('Yesterday');
+        else if (this._startDate > now && this._startDate - now < timeSpanDay)
+            this._title.text = _('Tomorrow');
+        else if (this._startDate.getFullYear() === now.getFullYear())
+            this._title.text = this._startDate.toLocaleFormat(sameYearFormat);
+        else
+            this._title.text = this._startDate.toLocaleFormat(otherYearFormat);
+    }
+
+    _formatEventTime(event) {
+        const allDay = event.allDay ||
+            (event.date <= this._startDate && event.end >= this._endDate);
+
+        let title;
+        if (allDay) {
+            /* Translators: Shown in calendar event list for all day events
+             * Keep it short, best if you can use less then 10 characters
+             */
+            title = C_('event list time', 'All Day');
+        } else {
+            let date = event.date >= this._startDate ? event.date : event.end;
+            title = Util.formatTime(date, { timeOnly: true });
+        }
+
+        const rtl = Clutter.get_default_text_direction() === Clutter.TextDirection.RTL;
+        if (event.date < this._startDate && !event.allDay) {
+            if (rtl)
+                title = '%s%s'.format(title, ELLIPSIS_CHAR);
+            else
+                title = '%s%s'.format(ELLIPSIS_CHAR, title);
+        }
+        if (event.end > this._endDate && !event.allDay) {
+            if (rtl)
+                title = '%s%s'.format(ELLIPSIS_CHAR, title);
+            else
+                title = '%s%s'.format(title, ELLIPSIS_CHAR);
+        }
+        return title;
+    }
+
+    _reloadEvents() {
+        if (this._eventSource.isLoading || this._reloading)
+            return;
+
+        this._reloading = true;
+
+        [...this._eventsList].forEach(c => c.destroy());
+
+        const events =
+            this._eventSource.getEvents(this._startDate, this._endDate);
+
+        for (let event of events) {
+            const box = new St.BoxLayout({
+                style_class: 'event-box',
+                vertical: true,
+            });
+            box.add(new St.Label({
+                text: event.summary,
+                style_class: 'event-summary',
+            }));
+            box.add(new St.Label({
+                text: this._formatEventTime(event),
+                style_class: 'event-time',
+            }));
+            this._eventsList.add_child(box);
+        }
+
+        if (this._eventsList.get_n_children() === 0) {
+            const placeholder = new St.Label({
+                text: _('No Events'),
+                style_class: 'event-placeholder',
+            });
+            this._eventsList.add_child(placeholder);
+        }
+
+        this._reloading = false;
+        this._sync();
+    }
+
+    vfunc_clicked() {
+        Main.overview.hide();
+        Main.panel.closeCalendar();
+
+        let appInfo = this._calendarApp;
+        if (appInfo.get_id() === 'org.gnome.Evolution.desktop') {
+            const app = this._appSys.lookup_app('evolution-calendar.desktop');
+            if (app)
+                appInfo = app.app_info;
+        }
+        appInfo.launch([], global.create_app_launch_context(0, -1));
+    }
+
+    _appInstalledChanged() {
+        const apps = Gio.AppInfo.get_recommended_for_type('text/calendar');
+        if (apps && (apps.length > 0)) {
+            const app = Gio.AppInfo.get_default_for_type('text/calendar', false);
+            const defaultInRecommended = apps.some(a => a.equal(app));
+            this._calendarApp = defaultInRecommended ? app : apps[0];
+        } else {
+            this._calendarApp = null;
+        }
+
+        return this._sync();
+    }
+
+    _sync() {
+        this.visible = this._eventSource && this._eventSource.hasCalendars;
+        this.reactive = this._calendarApp !== null;
+    }
+});
+
 var WorldClocksSection = GObject.registerClass(
 class WorldClocksSection extends St.Button {
     _init() {
@@ -94,6 +280,7 @@ class WorldClocksSection extends St.Button {
         });
         this._clock = new GnomeDesktop.WallClock();
         this._clockNotifyId = 0;
+        this._tzNotifyId = 0;
 
         this._locations = [];
 
@@ -166,8 +353,6 @@ class WorldClocksSection extends St.Button {
         layout.attach(header, 0, 0, 2, 1);
         this.label_actor = header;
 
-        let localOffset = GLib.DateTime.new_now_local().get_utc_offset();
-
         for (let i = 0; i < this._locations.length; i++) {
             let l = this._locations[i].location;
 
@@ -180,21 +365,8 @@ class WorldClocksSection extends St.Button {
 
             let time = new St.Label({ style_class: 'world-clocks-time' });
 
-            const utcOffset = this._getTimeAtLocation(l).get_utc_offset();
-            const offsetCurrentTz = utcOffset - localOffset;
-            const offsetHours = Math.abs(offsetCurrentTz) / GLib.TIME_SPAN_HOUR;
-            const offsetMinutes =
-                (Math.abs(offsetCurrentTz) % GLib.TIME_SPAN_HOUR) /
-                GLib.TIME_SPAN_MINUTE;
-
-            const prefix = offsetCurrentTz >= 0 ? '+' : '-';
-            const text = offsetMinutes === 0
-                ? '%s%d'.format(prefix, offsetHours)
-                : '%s%d\u2236%d'.format(prefix, offsetHours, offsetMinutes);
-
             const tz = new St.Label({
                 style_class: 'world-clocks-timezone',
-                text,
                 x_align: Clutter.ActorAlign.END,
                 y_align: Clutter.ActorAlign.CENTER,
             });
@@ -212,32 +384,65 @@ class WorldClocksSection extends St.Button {
                 layout.attach(tz, 2, i + 1, 1, 1);
             }
 
-            this._locations[i].actor = time;
+            this._locations[i].timeLabel = time;
+            this._locations[i].tzLabel = tz;
         }
 
         if (this._grid.get_n_children() > 1) {
             if (!this._clockNotifyId) {
                 this._clockNotifyId =
-                    this._clock.connect('notify::clock', this._updateLabels.bind(this));
+                    this._clock.connect('notify::clock', this._updateTimeLabels.bind(this));
             }
-            this._updateLabels();
+            if (!this._tzNotifyId) {
+                this._tzNotifyId =
+                    this._clock.connect('notify::timezone', this._updateTimezoneLabels.bind(this));
+            }
+            this._updateTimeLabels();
+            this._updateTimezoneLabels();
         } else {
             if (this._clockNotifyId)
                 this._clock.disconnect(this._clockNotifyId);
             this._clockNotifyId = 0;
+
+            if (this._tzNotifyId)
+                this._clock.disconnect(this._tzNotifyId);
+            this._tzNotifyId = 0;
         }
     }
 
+    _getTimezoneOffsetAtLocation(location) {
+        const localOffset = GLib.DateTime.new_now_local().get_utc_offset();
+        const utcOffset = this._getTimeAtLocation(location).get_utc_offset();
+        const offsetCurrentTz = utcOffset - localOffset;
+        const offsetHours = Math.abs(offsetCurrentTz) / GLib.TIME_SPAN_HOUR;
+        const offsetMinutes =
+            (Math.abs(offsetCurrentTz) % GLib.TIME_SPAN_HOUR) /
+            GLib.TIME_SPAN_MINUTE;
+
+        const prefix = offsetCurrentTz >= 0 ? '+' : '-';
+        const text = offsetMinutes === 0
+            ? '%s%d'.format(prefix, offsetHours)
+            : '%s%d\u2236%d'.format(prefix, offsetHours, offsetMinutes);
+        return text;
+    }
+
     _getTimeAtLocation(location) {
         let tz = GLib.TimeZone.new(location.get_timezone().get_tzid());
         return GLib.DateTime.new_now(tz);
     }
 
-    _updateLabels() {
+    _updateTimeLabels() {
         for (let i = 0; i < this._locations.length; i++) {
             let l = this._locations[i];
             let now = this._getTimeAtLocation(l.location);
-            l.actor.text = Util.formatTime(now, { timeOnly: true });
+            l.timeLabel.text = Util.formatTime(now, { timeOnly: true });
+        }
+    }
+
+    _updateTimezoneLabels() {
+        for (let i = 0; i < this._locations.length; i++) {
+            let l = this._locations[i];
+            l.tzLabel.text = this._getTimezoneOffsetAtLocation(l.location);
         }
     }
 
@@ -466,7 +671,6 @@ class MessagesIndicator extends St.Icon {
 
         this._sources = [];
         this._count = 0;
-        this._doNotDisturb = false;
 
         this._settings = new Gio.Settings({
             schema_id: 'org.gnome.desktop.notifications',
@@ -547,8 +751,8 @@ class FreezableBinLayout extends Clutter.BinLayout {
         return this._savedHeight;
     }
 
-    vfunc_allocate(container, allocation, flags) {
-        super.vfunc_allocate(container, allocation, flags);
+    vfunc_allocate(container, allocation) {
+        super.vfunc_allocate(container, allocation);
 
         let [width, height] = allocation.get_size();
         this._savedWidth = [width, width];
@@ -580,6 +784,7 @@ class DateMenuButton extends PanelMenu.Button {
 
         this._clockDisplay = new St.Label({ style_class: 'clock' });
         this._clockDisplay.clutter_text.y_align = Clutter.ActorAlign.CENTER;
+        this._clockDisplay.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
 
         this._indicator = new MessagesIndicator();
 
@@ -614,7 +819,7 @@ class DateMenuButton extends PanelMenu.Button {
         this._calendar.connect('selected-date-changed', (_calendar, datetime) => {
             let date = _gDateTimeToDate(datetime);
             layout.frozen = !_isToday(date);
-            this._messageList.setDate(date);
+            this._eventsItem.setDate(date);
         });
 
         this.menu.connect('open-state-changed', (menu, isOpen) => {
@@ -623,7 +828,7 @@ class DateMenuButton extends PanelMenu.Button {
                 let now = new Date();
                 this._calendar.setDate(now);
                 this._date.setDate(now);
-                this._messageList.setDate(now);
+                this._eventsItem.setDate(now);
             }
         });
 
@@ -654,6 +859,9 @@ class DateMenuButton extends PanelMenu.Button {
                                              style_class: 'datemenu-displays-box' });
         this._displaysSection.add_actor(displaysBox);
 
+        this._eventsItem = new EventsSection();
+        displaysBox.add_child(this._eventsItem);
+
         this._clocksItem = new WorldClocksSection();
         displaysBox.add_child(this._clocksItem);
 
@@ -679,7 +887,7 @@ class DateMenuButton extends PanelMenu.Button {
             this._eventSource.destroy();
 
         this._calendar.setEventSource(eventSource);
-        this._messageList.setEventSource(eventSource);
+        this._eventsItem.setEventSource(eventSource);
 
         this._eventSource = eventSource;
     }

js/ui/dialog.js

@@ -1,7 +1,7 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported Dialog, MessageDialogContent, ListSection, ListSectionItem */
 
-const { Clutter, GObject, Meta, Pango, St } = imports.gi;
+const { Clutter, GLib, GObject, Meta, Pango, St } = imports.gi;
 
 function _setLabel(label, value) {
     label.set({
@@ -221,13 +221,16 @@ var MessageDialogContent = GObject.registerClass({
             this._updateTitleStyleLater = Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
                 this._updateTitleStyleLater = 0;
                 this._title.add_style_class_name('leightweight');
-                return false;
+                return GLib.SOURCE_REMOVE;
             });
         }
 
     }
 
     set title(title) {
+        if (this._title.text === title)
+            return;
+
         _setLabel(this._title, title);
 
         this._title.remove_style_class_name('leightweight');
@@ -237,6 +240,9 @@ var MessageDialogContent = GObject.registerClass({
     }
 
     set description(description) {
+        if (this._description.text === description)
+            return;
+
         _setLabel(this._description, description);
         this.notify('description');
     }

js/ui/dnd.js

@@ -375,19 +375,29 @@ var _Draggable = class _Draggable {
 
             this._dragActorSource = undefined;
             this._dragOrigParent = this.actor.get_parent();
-            this._dragOrigX = this._dragActor.x;
-            this._dragOrigY = this._dragActor.y;
+            this._dragActorHadFixedPos = this._dragActor.fixed_position_set;
+            this._dragOrigX = this._dragActor.allocation.x1;
+            this._dragOrigY = this._dragActor.allocation.y1;
+            this._dragOrigWidth = this._dragActor.allocation.get_width();
+            this._dragOrigHeight = this._dragActor.allocation.get_height();
             this._dragOrigScale = this._dragActor.scale_x;
 
+            // When the actor gets reparented to the uiGroup, it will be
+            // allocated its preferred size, so use that size instead of the
+            // current allocation size.
+            const [, newAllocatedWidth] = this._dragActor.get_preferred_width(-1);
+            const [, newAllocatedHeight] = this._dragActor.get_preferred_height(-1);
+
+            const transformedExtents = this._dragActor.get_transformed_extents();
+
             // Set the actor's scale such that it will keep the same
             // transformed size when it's reparented to the uiGroup
-            let [scaledWidth, scaledHeight] = this.actor.get_transformed_size();
-            this._dragActor.set_scale(scaledWidth / this.actor.width,
-                                      scaledHeight / this.actor.height);
+            this._dragActor.set_scale(
+                transformedExtents.get_width() / newAllocatedWidth,
+                transformedExtents.get_height() / newAllocatedHeight);
 
-            let [actorStageX, actorStageY] = this.actor.get_transformed_position();
-            this._dragOffsetX = actorStageX - this._dragStartX;
-            this._dragOffsetY = actorStageY - this._dragStartY;
+            this._dragOffsetX = transformedExtents.origin.x - this._dragStartX;
+            this._dragOffsetY = transformedExtents.origin.y - this._dragStartY;
 
             this._dragOrigParent.remove_actor(this._dragActor);
             Main.uiGroup.add_child(this._dragActor);
@@ -417,6 +427,10 @@ var _Draggable = class _Draggable {
         this._dragOffsetX -= transX;
         this._dragOffsetY -= transY;
 
+        this._dragActor.set_position(
+            this._dragX + this._dragOffsetX,
+            this._dragY + this._dragOffsetY);
+
         if (this._dragActorMaxSize != undefined) {
             let [scaledWidth, scaledHeight] = this._dragActor.get_transformed_size();
             let currentSize = Math.max(scaledWidth, scaledHeight);
@@ -635,9 +649,15 @@ var _Draggable = class _Draggable {
             if (parentWidth != 0)
                 parentScale = parentScaledWidth / parentWidth;
 
+            // Also adjust for the difference in the original actor width
+            // and the width it is now (children of uiGroup always get
+            // allocated their preferred size)
+            const childScaleX =
+                this._dragOrigWidth / this._dragActor.allocation.get_width();
+
             x = parentX + parentScale * this._dragOrigX;
             y = parentY + parentScale * this._dragOrigY;
-            scale = this._dragOrigScale * parentScale;
+            scale = this._dragOrigScale * parentScale * childScaleX;
         } else {
             // Snap back actor to its original stage position
             x = this._snapBackX;
@@ -718,7 +738,10 @@ var _Draggable = class _Draggable {
             Main.uiGroup.remove_child(this._dragActor);
             this._dragOrigParent.add_actor(this._dragActor);
             dragActor.set_scale(this._dragOrigScale, this._dragOrigScale);
-            dragActor.set_position(this._dragOrigX, this._dragOrigY);
+            if (this._dragActorHadFixedPos)
+                dragActor.set_position(this._dragOrigX, this._dragOrigY);
+            else
+                dragActor.fixed_position_set = false;
         } else {
             dragActor.destroy();
         }

js/ui/endSessionDialog.js

@@ -18,7 +18,7 @@
  */
 
 const { AccountsService, Clutter, Gio,
-        GLib, GObject, Pango, Polkit, Shell, St }  = imports.gi;
+        GLib, GObject, Pango, Polkit, Shell, St, UPowerGlib: UPower }  = imports.gi;
 
 const CheckBox = imports.ui.checkBox;
 const Dialog = imports.ui.dialog;
@@ -31,24 +31,30 @@ const { loadInterfaceXML } = imports.misc.fileUtils;
 
 const _ITEM_ICON_SIZE = 64;
 
+const LOW_BATTERY_THRESHOLD = 30;
+
 const EndSessionDialogIface = loadInterfaceXML('org.gnome.SessionManager.EndSessionDialog');
 
 const logoutDialogContent = {
     subjectWithUser: C_("title", "Log Out %s"),
     subject: C_("title", "Log Out"),
     descriptionWithUser(user, seconds) {
-        return ngettext("%s will be logged out automatically in %d second.",
-                        "%s will be logged out automatically in %d seconds.",
-                        seconds).format(user, seconds);
+        return ngettext(
+            '%s will be logged out automatically in %d second.',
+            '%s will be logged out automatically in %d seconds.',
+            seconds).format(user, seconds);
     },
     description(seconds) {
-        return ngettext("You will be logged out automatically in %d second.",
-                        "You will be logged out automatically in %d seconds.",
-                        seconds).format(seconds);
+        return ngettext(
+            'You will be logged out automatically in %d second.',
+            'You will be logged out automatically in %d seconds.',
+            seconds).format(seconds);
     },
     showBatteryWarning: false,
-    confirmButtons: [{ signal: 'ConfirmedLogout',
-                       label: C_("button", "Log Out") }],
+    confirmButtons: [{
+        signal: 'ConfirmedLogout',
+        label: C_('button', 'Log Out'),
+    }],
     showOtherSessions: false,
 };
 
@@ -56,30 +62,36 @@ const shutdownDialogContent = {
     subject: C_("title", "Power Off"),
     subjectWithUpdates: C_("title", "Install Updates & Power Off"),
     description(seconds) {
-        return ngettext("The system will power off automatically in %d second.",
-                        "The system will power off automatically in %d seconds.",
-                        seconds).format(seconds);
+        return ngettext(
+            'The system will power off automatically in %d second.',
+            'The system will power off automatically in %d seconds.',
+            seconds).format(seconds);
     },
     checkBoxText: C_("checkbox", "Install pending software updates"),
     showBatteryWarning: true,
-    confirmButtons: [{ signal: 'ConfirmedReboot',
-                       label: C_("button", "Restart") },
-                     { signal: 'ConfirmedShutdown',
-                       label: C_("button", "Power Off") }],
+    confirmButtons: [{
+        signal: 'ConfirmedShutdown',
+        label: C_('button', 'Power Off'),
+    }],
     iconName: 'system-shutdown-symbolic',
     showOtherSessions: true,
 };
 
 const restartDialogContent = {
     subject: C_("title", "Restart"),
+    subjectWithUpdates: C_('title', 'Install Updates & Restart'),
     description(seconds) {
-        return ngettext("The system will restart automatically in %d second.",
-                        "The system will restart automatically in %d seconds.",
-                        seconds).format(seconds);
+        return ngettext(
+            'The system will restart automatically in %d second.',
+            'The system will restart automatically in %d seconds.',
+            seconds).format(seconds);
     },
-    showBatteryWarning: false,
-    confirmButtons: [{ signal: 'ConfirmedReboot',
-                       label: C_("button", "Restart") }],
+    checkBoxText: C_('checkbox', 'Install pending software updates'),
+    showBatteryWarning: true,
+    confirmButtons: [{
+        signal: 'ConfirmedReboot',
+        label: C_('button', 'Restart'),
+    }],
     iconName: 'view-refresh-symbolic',
     showOtherSessions: true,
 };
@@ -88,13 +100,16 @@ const restartUpdateDialogContent = {
 
     subject: C_("title", "Restart & Install Updates"),
     description(seconds) {
-        return ngettext("The system will automatically restart and install updates in %d second.",
-                        "The system will automatically restart and install updates in %d seconds.",
-                        seconds).format(seconds);
+        return ngettext(
+            'The system will automatically restart and install updates in %d second.',
+            'The system will automatically restart and install updates in %d seconds.',
+            seconds).format(seconds);
     },
     showBatteryWarning: true,
-    confirmButtons: [{ signal: 'ConfirmedReboot',
-                       label: C_("button", "Restart & Install") }],
+    confirmButtons: [{
+        signal: 'ConfirmedReboot',
+        label: C_('button', 'Restart & Install'),
+    }],
     unusedFutureButtonForTranslation: C_("button", "Install & Power Off"),
     unusedFutureCheckBoxForTranslation: C_("checkbox", "Power off after updates are installed"),
     iconName: 'view-refresh-symbolic',
@@ -112,8 +127,10 @@ const restartUpgradeDialogContent = {
     },
     disableTimer: true,
     showBatteryWarning: false,
-    confirmButtons: [{ signal: 'ConfirmedReboot',
-                       label: C_("button", "Restart & Install") }],
+    confirmButtons: [{
+        signal: 'ConfirmedReboot',
+        label: C_('button', 'Restart & Install'),
+    }],
     iconName: 'view-refresh-symbolic',
     showOtherSessions: true,
 };
@@ -142,7 +159,7 @@ const LogindSession = Gio.DBusProxy.makeProxyWrapper(LogindSessionIface);
 const PkOfflineIface = loadInterfaceXML('org.freedesktop.PackageKit.Offline');
 const PkOfflineProxy = Gio.DBusProxy.makeProxyWrapper(PkOfflineIface);
 
-const UPowerIface = loadInterfaceXML('org.freedesktop.UPower');
+const UPowerIface = loadInterfaceXML('org.freedesktop.UPower.Device');
 const UPowerProxy = Gio.DBusProxy.makeProxyWrapper(UPowerIface);
 
 function findAppFromInhibitor(inhibitor) {
@@ -213,6 +230,11 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
                       destroyOnClose: false });
 
         this._loginManager = LoginManager.getLoginManager();
+        this._loginManager.canRebootToBootLoaderMenu(
+            (canRebootToBootLoaderMenu, unusedNeedsAuth) => {
+                this._canRebootToBootLoaderMenu = canRebootToBootLoaderMenu;
+            });
+
         this._userManager = AccountsService.UserManager.get_default();
         this._user = this._userManager.get_user(GLib.get_user_name());
         this._updatesPermission = null;
@@ -224,7 +246,7 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
 
         this._powerProxy = new UPowerProxy(Gio.DBus.system,
                                            'org.freedesktop.UPower',
-                                           '/org/freedesktop/UPower',
+                                           '/org/freedesktop/UPower/devices/DisplayDevice',
                                            (proxy, error) => {
                                                if (error) {
                                                    log(error.message);
@@ -239,6 +261,9 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         this._totalSecondsToStayOpen = 0;
         this._applications = [];
         this._sessions = [];
+        this._capturedEventId = 0;
+        this._rebootButton = null;
+        this._rebootButtonAlt = null;
 
         this.connect('destroy',
                      this._onDestroy.bind(this));
@@ -256,7 +281,7 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
 
         this._batteryWarning = new St.Label({
             style_class: 'end-session-dialog-battery-warning',
-            text: _('Running on battery power: Please plug in before installing updates.'),
+            text: _('Low battery power: please plug in before installing updates.'),
         });
         this._batteryWarning.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
         this._batteryWarning.clutter_text.line_wrap = true;
@@ -306,6 +331,32 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         this._user.disconnect(this._userChangedId);
     }
 
+    _isDischargingBattery() {
+        return this._powerProxy.IsPresent &&
+            this._powerProxy.State !== UPower.DeviceState.CHARGING &&
+            this._powerProxy.State !== UPower.DeviceState.FULLY_CHARGED;
+    }
+
+    _isBatteryLow() {
+        return this._isDischargingBattery() && this._powerProxy.Percentage < LOW_BATTERY_THRESHOLD;
+    }
+
+    _shouldShowLowBatteryWarning(dialogContent) {
+        if (!dialogContent.showBatteryWarning)
+            return false;
+
+        if (!this._isBatteryLow())
+            return false;
+
+        if (this._checkBox.checked)
+            return true;
+
+        // Show the warning if updates have already been triggered, but
+        // the user doesn't have enough permissions to cancel them.
+        let updatesAllowed = this._updatesPermission && this._updatesPermission.allowed;
+        return this._updateInfo.UpdatePrepared && this._updateInfo.UpdateTriggered && !updatesAllowed;
+    }
+
     _sync() {
         let open = this.state == ModalDialog.State.OPENING || this.state == ModalDialog.State.OPENED;
         if (!open)
@@ -319,10 +370,7 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         if (dialogContent.subjectWithUpdates && this._checkBox.checked)
             subject = dialogContent.subjectWithUpdates;
 
-        if (dialogContent.showBatteryWarning) {
-            this._batteryWarning.visible =
-                this._powerProxy.OnBattery && this._checkBox.checked;
-        }
+        this._batteryWarning.visible = this._shouldShowLowBatteryWarning(dialogContent);
 
         let description;
         let displayTime = _roundSecondsToInterval(this._totalSecondsToStayOpen,
@@ -363,16 +411,38 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         this._sessionSection.visible = hasSessions;
     }
 
-    _updateButtons() {
-        let dialogContent = DialogContent[this._type];
-        let buttons = [{ action: this.cancel.bind(this),
-                         label: _("Cancel"),
-                         key: Clutter.KEY_Escape }];
+    _onCapturedEvent(actor, event) {
+        let altEnabled = false;
 
+        let type = event.type();
+        if (type !== Clutter.EventType.KEY_PRESS && type !== Clutter.EventType.KEY_RELEASE)
+            return Clutter.EVENT_PROPAGATE;
+
+        let key = event.get_key_symbol();
+        if (key !== Clutter.KEY_Alt_L && key !== Clutter.KEY_Alt_R)
+            return Clutter.EVENT_PROPAGATE;
+
+        if (type === Clutter.EventType.KEY_PRESS)
+            altEnabled = true;
+
+        this._rebootButton.visible = !altEnabled;
+        this._rebootButtonAlt.visible = altEnabled;
+
+        return Clutter.EVENT_PROPAGATE;
+    }
+
+    _updateButtons() {
+        this.clearButtons();
+
+        this.addButton({ action: this.cancel.bind(this),
+                         label: _("Cancel"),
+                         key: Clutter.KEY_Escape });
+
+        let dialogContent = DialogContent[this._type];
         for (let i = 0; i < dialogContent.confirmButtons.length; i++) {
             let signal = dialogContent.confirmButtons[i].signal;
             let label = dialogContent.confirmButtons[i].label;
-            buttons.push({
+            let button = this.addButton({
                 action: () => {
                     this.close(true);
                     let signalId = this.connect('closed', () => {
@@ -382,9 +452,34 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
                 },
                 label,
             });
-        }
 
-        this.setButtons(buttons);
+            // Add Alt "Boot Options" option to the Reboot button
+            if (this._canRebootToBootLoaderMenu && signal === 'ConfirmedReboot') {
+                this._rebootButton = button;
+                this._rebootButtonAlt = this.addButton({
+                    action: () => {
+                        this.close(true);
+                        let signalId = this.connect('closed', () => {
+                            this.disconnect(signalId);
+                            this._confirmRebootToBootLoaderMenu();
+                        });
+                    },
+                    label: C_('button', 'Boot Options'),
+                });
+                this._rebootButtonAlt.visible = false;
+                this._capturedEventId = global.stage.connect('captured-event',
+                    this._onCapturedEvent.bind(this));
+            }
+        }
+    }
+
+    _stopAltCapture() {
+        if (this._capturedEventId > 0) {
+            global.stage.disconnect(this._capturedEventId);
+            this._capturedEventId = 0;
+        }
+        this._rebootButton = null;
+        this._rebootButtonAlt = null;
     }
 
     close(skipSignal) {
@@ -396,14 +491,21 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
 
     cancel() {
         this._stopTimer();
+        this._stopAltCapture();
         this._dbusImpl.emit_signal('Canceled', null);
         this.close();
     }
 
+    _confirmRebootToBootLoaderMenu() {
+        this._loginManager.setRebootToBootLoaderMenu();
+        this._confirm('ConfirmedReboot');
+    }
+
     _confirm(signal) {
         let callback = () => {
             this._fadeOutDialog();
             this._stopTimer();
+            this._stopAltCapture();
             this._dbusImpl.emit_signal(signal, null);
         };
 
@@ -671,19 +773,17 @@ class EndSessionDialog extends ModalDialog.ModalDialog {
         if (dialogContent.showOtherSessions)
             this._loadSessions();
 
-        let updateTriggered = this._updateInfo.UpdateTriggered;
-        let updatePrepared = this._updateInfo.UpdatePrepared;
         let updatesAllowed = this._updatesPermission && this._updatesPermission.allowed;
 
         _setCheckBoxLabel(this._checkBox, dialogContent.checkBoxText || '');
-        this._checkBox.visible = dialogContent.checkBoxText && updatePrepared && updatesAllowed;
-        this._checkBox.checked = this._checkBox.visible;
+        this._checkBox.visible = dialogContent.checkBoxText && this._updateInfo.UpdatePrepared && updatesAllowed;
 
-        // We show the warning either together with the checkbox, or when
-        // updates have already been triggered, but the user doesn't have
-        // enough permissions to cancel them.
-        this._batteryWarning.visible = dialogContent.showBatteryWarning &&
-                                        (this._checkBox.visible || updatePrepared && updateTriggered && !updatesAllowed);
+        if (this._type === DialogType.UPGRADE_RESTART)
+            this._checkBox.checked = this._checkBox.visible && this._updateInfo.UpdateTriggered && !this._isDischargingBattery();
+        else
+            this._checkBox.checked = this._checkBox.visible && !this._isBatteryLow();
+
+        this._batteryWarning.visible = this._shouldShowLowBatteryWarning(dialogContent);
 
         this._updateButtons();
 

js/ui/environment.js

@@ -134,7 +134,14 @@ function _easeActor(actor, params) {
         actor.set_easing_mode(params.mode);
     delete params.mode;
 
-    let cleanup = () => Meta.enable_unredirect_for_display(global.display);
+    const prepare = () => {
+        Meta.disable_unredirect_for_display(global.display);
+        global.begin_work();
+    };
+    const cleanup = () => {
+        Meta.enable_unredirect_for_display(global.display);
+        global.end_work();
+    };
     let callback = _makeEaseCallback(params, cleanup);
 
     // cancel overwritten transitions
@@ -149,9 +156,9 @@ function _easeActor(actor, params) {
         .find(t => t !== null);
 
     if (transition && transition.delay)
-        transition.connect('started', () => Meta.disable_unredirect_for_display(global.display));
+        transition.connect('started', () => prepare());
     else
-        Meta.disable_unredirect_for_display(global.display);
+        prepare();
 
     if (transition) {
         transition.set({ repeatCount, autoReverse });
@@ -191,7 +198,14 @@ function _easeActorProperty(actor, propName, target, params) {
     if (actor instanceof Clutter.Actor && !actor.mapped)
         duration = 0;
 
-    let cleanup = () => Meta.enable_unredirect_for_display(global.display);
+    const prepare = () => {
+        Meta.disable_unredirect_for_display(global.display);
+        global.begin_work();
+    };
+    const cleanup = () => {
+        Meta.enable_unredirect_for_display(global.display);
+        global.end_work();
+    };
     let callback = _makeEaseCallback(params, cleanup);
 
     // cancel overwritten transition
@@ -203,7 +217,7 @@ function _easeActorProperty(actor, propName, target, params) {
         if (!isReversed)
             obj[prop] = target;
 
-        Meta.disable_unredirect_for_display(global.display);
+        prepare();
         callback(true);
 
         return;
@@ -222,9 +236,9 @@ function _easeActorProperty(actor, propName, target, params) {
     transition.set_to(target);
 
     if (transition.delay)
-        transition.connect('started', () => Meta.disable_unredirect_for_display(global.display));
+        transition.connect('started', () => prepare());
     else
-        Meta.disable_unredirect_for_display(global.display);
+        prepare();
 
     transition.connect('stopped', (t, finished) => callback(finished));
 }
@@ -285,6 +299,11 @@ function init() {
         _easeActorProperty(this, 'value', target, params);
     };
 
+    Clutter.Actor.prototype[Symbol.iterator] = function* () {
+        for (let c = this.get_first_child(); c; c = c.get_next_sibling())
+            yield c;
+    };
+
     Clutter.Actor.prototype.toString = function () {
         return St.describe_actor(this);
     };
@@ -357,6 +376,10 @@ function init() {
     const Format = imports.format;
 
     String.prototype.format = Format.format;
+
+    Math.clamp = function (x, lower, upper) {
+        return Math.min(Math.max(x, lower), upper);
+    };
 }
 
 // adjustAnimationTime:

js/ui/extensionDownloader.js

@@ -139,7 +139,9 @@ function checkForUpdates() {
             return;
         if (extension.hasUpdate)
             return;
-        metadatas[uuid] = extension.metadata;
+        metadatas[uuid] = {
+            version: extension.metadata.version,
+        };
     });
 
     if (Object.keys(metadatas).length === 0)
@@ -238,7 +240,7 @@ class InstallExtensionDialog extends ModalDialog.ModalDialog {
 });
 
 function init() {
-    _httpSession = new Soup.SessionAsync({ ssl_use_system_ca_file: true });
+    _httpSession = new Soup.Session({ ssl_use_system_ca_file: true });
 
     // See: https://bugzilla.gnome.org/show_bug.cgi?id=655189 for context.
     // _httpSession.add_feature(new Soup.ProxyResolverDefault());

js/ui/extensionSystem.js

@@ -26,6 +26,7 @@ var ExtensionManager = class {
         this._updateNotified = false;
 
         this._extensions = new Map();
+        this._unloadedExtensions = new Map();
         this._enabledExtensions = [];
         this._extensionOrder = [];
 
@@ -102,18 +103,18 @@ var ExtensionManager = class {
             }
         }
 
-        if (extension.stylesheet) {
-            let theme = St.ThemeContext.get_for_stage(global.stage).get_theme();
-            theme.unload_stylesheet(extension.stylesheet);
-            delete extension.stylesheet;
-        }
-
         try {
             extension.stateObj.disable();
         } catch (e) {
             this.logExtensionError(uuid, e);
         }
 
+        if (extension.stylesheet) {
+            let theme = St.ThemeContext.get_for_stage(global.stage).get_theme();
+            theme.unload_stylesheet(extension.stylesheet);
+            delete extension.stylesheet;
+        }
+
         for (let i = 0; i < order.length; i++) {
             let otherUuid = order[i];
             try {
@@ -259,7 +260,8 @@ var ExtensionManager = class {
         if (!extension)
             return;
 
-        let message = error.toString();
+        const message = error instanceof Error
+            ? error.message : error.toString();
 
         extension.error = message;
         extension.state = ExtensionState.ERROR;
@@ -268,6 +270,7 @@ var ExtensionManager = class {
         extension.errors.push(message);
 
         logError(error, 'Extension %s'.format(uuid));
+        this._updateCanChange(extension);
         this.emit('extension-state-changed', extension);
     }
 
@@ -317,6 +320,14 @@ var ExtensionManager = class {
         return extension;
     }
 
+    _canLoad(extension) {
+        if (!this._unloadedExtensions.has(extension.uuid))
+            return true;
+
+        const version = this._unloadedExtensions.get(extension.uuid);
+        return extension.metadata.version === version;
+    }
+
     loadExtension(extension) {
         // Default to error, we set success as the last step
         extension.state = ExtensionState.ERROR;
@@ -325,6 +336,9 @@ var ExtensionManager = class {
 
         if (checkVersion && ExtensionUtils.isOutOfDate(extension)) {
             extension.state = ExtensionState.OUT_OF_DATE;
+        } else if (!this._canLoad(extension)) {
+            this.logExtensionError(extension.uuid, new Error(
+                'A different version was loaded previously. You need to log out for changes to take effect.'));
         } else {
             let enabled = this._enabledExtensions.includes(extension.uuid);
             if (enabled) {
@@ -335,6 +349,8 @@ var ExtensionManager = class {
             } else {
                 extension.state = ExtensionState.INITIALIZED;
             }
+
+            this._unloadedExtensions.delete(extension.uuid);
         }
 
         this._updateCanChange(extension);
@@ -342,15 +358,22 @@ var ExtensionManager = class {
     }
 
     unloadExtension(extension) {
+        const { uuid, type } = extension;
+
         // Try to disable it -- if it's ERROR'd, we can't guarantee that,
         // but it will be removed on next reboot, and hopefully nothing
         // broke too much.
-        this._callExtensionDisable(extension.uuid);
+        this._callExtensionDisable(uuid);
 
         extension.state = ExtensionState.UNINSTALLED;
         this.emit('extension-state-changed', extension);
 
-        this._extensions.delete(extension.uuid);
+        // If we did install an importer, it is now cached and it's
+        // impossible to load a different version
+        if (type === ExtensionType.PER_USER && extension.imports)
+            this._unloadedExtensions.set(uuid, extension.metadata.version);
+
+        this._extensions.delete(uuid);
         return true;
     }
 

js/ui/inhibitShortcutsDialog.js

@@ -1,5 +1,5 @@
 /* exported InhibitShortcutsDialog */
-const { Clutter, Gio, GLib, GObject, Gtk, Meta, Shell, St } = imports.gi;
+const { Clutter, Gio, GLib, GObject, Gtk, Meta, Pango, Shell, St } = imports.gi;
 
 const Dialog = imports.ui.dialog;
 const ModalDialog = imports.ui.modalDialog;
@@ -7,7 +7,7 @@ const PermissionStore = imports.misc.permissionStore;
 
 const WAYLAND_KEYBINDINGS_SCHEMA = 'org.gnome.mutter.wayland.keybindings';
 
-const APP_WHITELIST = ['gnome-control-center.desktop'];
+const APP_ALLOWLIST = ['gnome-control-center.desktop'];
 const APP_PERMISSIONS_TABLE = 'gnome';
 const APP_PERMISSIONS_ID = 'shortcuts-inhibitor';
 const GRANTED = 'GRANTED';
@@ -90,6 +90,8 @@ var InhibitShortcutsDialog = GObject.registerClass({
                 text: _('You can restore shortcuts by pressing %s.').format(restoreAccel),
                 style_class: 'message-dialog-description',
             });
+            restoreLabel.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
+            restoreLabel.clutter_text.line_wrap = true;
             content.add_child(restoreLabel);
         }
 
@@ -116,7 +118,7 @@ var InhibitShortcutsDialog = GObject.registerClass({
     }
 
     vfunc_show() {
-        if (this._app && APP_WHITELIST.includes(this._app.get_id())) {
+        if (this._app && APP_ALLOWLIST.includes(this._app.get_id())) {
             this._emitResponse(DialogResponse.ALLOW);
             return;
         }

js/ui/keyboard.js

@@ -42,7 +42,7 @@ const defaultKeysPost = [
     [[{ width: 1.5, keyval: Clutter.KEY_BackSpace, icon: 'edit-clear-symbolic' }],
      [{ width: 2, keyval: Clutter.KEY_Return, extraClassName: 'enter-key', icon: 'keyboard-enter-symbolic' }],
      [{ label: '=/<', width: 3, level: 3, right: true }],
-     [{ action: 'emoji', icon: 'face-smile-symbolic' }, { action: 'languageMenu', extraClassName: 'layout-key' }, { action: 'hide', extraClassName: 'hide-key' }]],
+     [{ action: 'emoji', icon: 'face-smile-symbolic' }, { action: 'languageMenu', extraClassName: 'layout-key', icon: 'keyboard-layout-filled-symbolic' }, { action: 'hide', extraClassName: 'hide-key', icon: 'go-down-symbolic' }]],
     [[{ width: 1.5, keyval: Clutter.KEY_BackSpace, icon: 'edit-clear-symbolic' }],
      [{ width: 2, keyval: Clutter.KEY_Return, extraClassName: 'enter-key', icon: 'keyboard-enter-symbolic' }],
      [{ label: '?123', width: 3, level: 2, right: true }],
@@ -61,7 +61,25 @@ class AspectContainer extends St.Widget {
         this.queue_relayout();
     }
 
-    vfunc_allocate(box, flags) {
+    vfunc_get_preferred_width(forHeight) {
+        let [min, nat] = super.vfunc_get_preferred_width(forHeight);
+
+        if (forHeight > 0)
+            nat = forHeight * this._ratio;
+
+        return [min, nat];
+    }
+
+    vfunc_get_preferred_height(forWidth) {
+        let [min, nat] = super.vfunc_get_preferred_height(forWidth);
+
+        if (forWidth > 0)
+            nat = forWidth / this._ratio;
+
+        return [min, nat];
+    }
+
+    vfunc_allocate(box) {
         if (box.get_width() > 0 && box.get_height() > 0) {
             let sizeRatio = box.get_width() / box.get_height();
 
@@ -79,7 +97,7 @@ class AspectContainer extends St.Widget {
             }
         }
 
-        super.vfunc_allocate(box, flags);
+        super.vfunc_allocate(box);
     }
 });
 
@@ -1073,8 +1091,8 @@ var Keypad = GObject.registerClass({
             { label: '8', keyval: Clutter.KEY_8, left: 1, top: 2 },
             { label: '9', keyval: Clutter.KEY_9, left: 2, top: 2 },
             { label: '0', keyval: Clutter.KEY_0, left: 1, top: 3 },
-            { label: '⌫', keyval: Clutter.KEY_BackSpace, left: 3, top: 0 },
-            { keyval: Clutter.KEY_Return, extraClassName: 'enter-key', left: 3, top: 1, height: 2 },
+            { keyval: Clutter.KEY_BackSpace, icon: 'edit-clear-symbolic', left: 3, top: 0 },
+            { keyval: Clutter.KEY_Return, extraClassName: 'enter-key', icon: 'keyboard-enter-symbolic', left: 3, top: 1, height: 2 },
         ];
 
         super._init({
@@ -1091,7 +1109,7 @@ var Keypad = GObject.registerClass({
 
         for (let i = 0; i < keys.length; i++) {
             let cur = keys[i];
-            let key = new Key(cur.label || "", []);
+            let key = new Key(cur.label || "", [], cur.icon);
 
             if (keys[i].extraClassName)
                 key.keyButton.add_style_class_name(cur.extraClassName);
@@ -1608,7 +1626,9 @@ class Keyboard extends St.BoxLayout {
              * we allow the OSK being smaller than 1/3rd of the monitor height
              * there.
              */
-            this.height = Math.min(maxHeight, this.get_preferred_height(monitor.width));
+            const forWidth = this.get_theme_node().adjust_for_width(monitor.width);
+            const [, natHeight] = this.get_preferred_height(forWidth);
+            this.height = Math.min(maxHeight, natHeight);
         }
     }
 

js/ui/layout.js

@@ -6,7 +6,6 @@ const Signals = imports.signals;
 
 const Background = imports.ui.background;
 const BackgroundMenu = imports.ui.backgroundMenu;
-const LoginManager = imports.misc.loginManager;
 
 const DND = imports.ui.dnd;
 const Main = imports.ui.main;
@@ -246,7 +245,7 @@ var LayoutManager = GObject.registerClass({
                                            vertical: true });
         this.addChrome(this.panelBox, { affectsStruts: true,
                                         trackFullscreen: true });
-        this.panelBox.connect('allocation-changed',
+        this.panelBox.connect('notify::allocation',
                               this._panelBoxChanged.bind(this));
 
         this.modalDialogGroup = new St.Widget({ name: 'modalDialogGroup',
@@ -295,18 +294,6 @@ var LayoutManager = GObject.registerClass({
         monitorManager.connect('monitors-changed',
                                this._monitorsChanged.bind(this));
         this._monitorsChanged();
-
-        // NVIDIA drivers don't preserve FBO contents across
-        // suspend/resume, see
-        // https://bugzilla.gnome.org/show_bug.cgi?id=739178
-        if (Shell.util_need_background_refresh()) {
-            LoginManager.getLoginManager().connect('prepare-for-sleep',
-                (lm, suspending) => {
-                    if (suspending)
-                        return;
-                    Meta.Background.refresh_all();
-                });
-        }
     }
 
     // This is called by Main after everything else is constructed
@@ -470,6 +457,15 @@ var LayoutManager = GObject.registerClass({
         }
     }
 
+    _waitLoaded(bgManager) {
+        return new Promise(resolve => {
+            const id = bgManager.connect('loaded', () => {
+                bgManager.disconnect(id);
+                resolve();
+            });
+        });
+    }
+
     _updateBackgrounds() {
         for (let i = 0; i < this._bgManagers.length; i++)
             this._bgManagers[i].destroy();
@@ -477,7 +473,7 @@ var LayoutManager = GObject.registerClass({
         this._bgManagers = [];
 
         if (Main.sessionMode.isGreeter)
-            return;
+            return Promise.resolve();
 
         for (let i = 0; i < this.monitors.length; i++) {
             let bgManager = this._createBackgroundManager(i);
@@ -486,6 +482,8 @@ var LayoutManager = GObject.registerClass({
             if (i != this.primaryIndex && this._startingUp)
                 bgManager.backgroundActor.hide();
         }
+
+        return Promise.all(this._bgManagers.map(this._waitLoaded));
     }
 
     _updateKeyboardBox() {
@@ -644,7 +642,7 @@ var LayoutManager = GObject.registerClass({
     // When starting a normal user session, we want to grow it out of the middle
     // of the screen.
 
-    _prepareStartupAnimation() {
+    async _prepareStartupAnimation() {
         // During the initial transition, add a simple actor to block all events,
         // so they don't get delivered to X11 windows that have been transformed.
         this._coverPane = new Clutter.Actor({ opacity: 0,
@@ -661,8 +659,6 @@ var LayoutManager = GObject.registerClass({
         } else if (Main.sessionMode.isGreeter) {
             this.panelBox.translation_y = -this.panelBox.height;
         } else {
-            this._updateBackgrounds();
-
             // We need to force an update of the regions now before we scale
             // the UI group to get the correct allocation for the struts.
             this._updateRegions();
@@ -678,6 +674,8 @@ var LayoutManager = GObject.registerClass({
             this.uiGroup.scale_x = this.uiGroup.scale_y = 0.75;
             this.uiGroup.opacity = 0;
             global.window_group.set_clip(monitor.x, monitor.y, monitor.width, monitor.height);
+
+            await this._updateBackgrounds();
         }
 
         this.emit('startup-prepared');
@@ -1204,7 +1202,8 @@ class HotCorner extends Clutter.Actor {
 
             if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL) {
                 this._corner.set_position(this.width - this._corner.width, 0);
-                this.set_anchor_point_from_gravity(Clutter.Gravity.NORTH_EAST);
+                this.set_pivot_point(1.0, 0.0);
+                this.translation_x = -this.width;
             } else {
                 this._corner.set_position(0, 0);
             }
@@ -1229,8 +1228,9 @@ class HotCorner extends Clutter.Actor {
             return;
 
         if (Main.overview.shouldToggleByCornerOrButton()) {
-            this._ripples.playAnimation(this._x, this._y);
             Main.overview.toggle();
+            if (Main.overview.animationInProgress)
+                this._ripples.playAnimation(this._x, this._y);
         }
     }
 

js/ui/lookingGlass.js

@@ -554,8 +554,8 @@ var Inspector = GObject.registerClass({
         this._lookingGlass = lookingGlass;
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         if (!this._eventHandler)
             return;
@@ -570,7 +570,7 @@ var Inspector = GObject.registerClass({
         childBox.x2 = childBox.x1 + natWidth;
         childBox.y1 = primary.y + Math.floor((primary.height - natHeight) / 2);
         childBox.y2 = childBox.y1 + natHeight;
-        this._eventHandler.allocate(childBox, flags);
+        this._eventHandler.allocate(childBox);
     }
 
     _close() {
@@ -802,6 +802,191 @@ var Extensions = GObject.registerClass({
     }
 });
 
+
+var ActorLink = GObject.registerClass({
+    Signals: {
+        'inspect-actor': {},
+    },
+}, class ActorLink extends St.Button {
+    _init(actor) {
+        this._arrow = new St.Icon({
+            icon_name: 'pan-end-symbolic',
+            icon_size: 8,
+            x_align: Clutter.ActorAlign.CENTER,
+            y_align: Clutter.ActorAlign.CENTER,
+            pivot_point: new Graphene.Point({ x: 0.5, y: 0.5 }),
+        });
+
+        const label = new St.Label({
+            text: actor.toString(),
+            x_align: Clutter.ActorAlign.START,
+        });
+
+        const inspectButton = new St.Button({
+            child: new St.Icon({
+                icon_name: 'insert-object-symbolic',
+                icon_size: 12,
+                y_align: Clutter.ActorAlign.CENTER,
+            }),
+            reactive: true,
+            x_expand: true,
+            x_align: Clutter.ActorAlign.START,
+            y_align: Clutter.ActorAlign.CENTER,
+        });
+        inspectButton.connect('clicked', () => this.emit('inspect-actor'));
+
+        const box = new St.BoxLayout();
+        box.add_child(this._arrow);
+        box.add_child(label);
+        box.add_child(inspectButton);
+
+        super._init({
+            reactive: true,
+            track_hover: true,
+            toggle_mode: true,
+            style_class: 'actor-link',
+            child: box,
+            x_align: Clutter.ActorAlign.START,
+        });
+
+        this._actor = actor;
+    }
+
+    vfunc_clicked() {
+        this._arrow.ease({
+            rotation_angle_z: this.checked ? 90 : 0,
+            duration: 250,
+        });
+    }
+});
+
+var ActorTreeViewer = GObject.registerClass(
+class ActorTreeViewer extends St.BoxLayout {
+    _init(lookingGlass) {
+        super._init();
+
+        this._lookingGlass = lookingGlass;
+        this._actorData = new Map();
+    }
+
+    _showActorChildren(actor) {
+        const data = this._actorData.get(actor);
+        if (!data || data.visible)
+            return;
+
+        data.visible = true;
+        data.actorAddedId = actor.connect('actor-added', (container, child) => {
+            this._addActor(data.children, child);
+        });
+        data.actorRemovedId = actor.connect('actor-removed', (container, child) => {
+            this._removeActor(child);
+        });
+
+        for (let child of actor)
+            this._addActor(data.children, child);
+    }
+
+    _hideActorChildren(actor) {
+        const data = this._actorData.get(actor);
+        if (!data || !data.visible)
+            return;
+
+        for (let child of actor)
+            this._removeActor(child);
+
+        data.visible = false;
+        if (data.actorAddedId > 0) {
+            actor.disconnect(data.actorAddedId);
+            data.actorAddedId = 0;
+        }
+        if (data.actorRemovedId > 0) {
+            actor.disconnect(data.actorRemovedId);
+            data.actorRemovedId = 0;
+        }
+        data.children.remove_all_children();
+    }
+
+    _addActor(container, actor) {
+        if (this._actorData.has(actor))
+            return;
+
+        if (actor === this._lookingGlass)
+            return;
+
+        const button = new ActorLink(actor);
+        button.connect('notify::checked', () => {
+            this._lookingGlass.setBorderPaintTarget(actor);
+            if (button.checked)
+                this._showActorChildren(actor);
+            else
+                this._hideActorChildren(actor);
+        });
+        button.connect('inspect-actor', () => {
+            this._lookingGlass.inspectObject(actor, button);
+        });
+
+        const mainContainer = new St.BoxLayout({ vertical: true });
+        const childrenContainer = new St.BoxLayout({
+            vertical: true,
+            style: 'padding: 0 0 0 18px',
+        });
+
+        mainContainer.add_child(button);
+        mainContainer.add_child(childrenContainer);
+
+        this._actorData.set(actor, {
+            button,
+            container: mainContainer,
+            children: childrenContainer,
+            visible: false,
+            actorAddedId: 0,
+            actorRemovedId: 0,
+            actorDestroyedId: actor.connect('destroy', () => this._removeActor(actor)),
+        });
+
+        let belowChild = null;
+        const nextSibling = actor.get_next_sibling();
+        if (nextSibling && this._actorData.has(nextSibling))
+            belowChild = this._actorData.get(nextSibling).container;
+
+        container.insert_child_above(mainContainer, belowChild);
+    }
+
+    _removeActor(actor) {
+        const data = this._actorData.get(actor);
+        if (!data)
+            return;
+
+        for (let child of actor)
+            this._removeActor(child);
+
+        if (data.actorAddedId > 0) {
+            actor.disconnect(data.actorAddedId);
+            data.actorAddedId = 0;
+        }
+        if (data.actorRemovedId > 0) {
+            actor.disconnect(data.actorRemovedId);
+            data.actorRemovedId = 0;
+        }
+        if (data.actorDestroyedId > 0) {
+            actor.disconnect(data.actorDestroyedId);
+            data.actorDestroyedId = 0;
+        }
+        data.container.destroy();
+        this._actorData.delete(actor);
+    }
+
+    vfunc_map() {
+        super.vfunc_map();
+        this._addActor(this, global.stage);
+    }
+
+    vfunc_unmap() {
+        super.vfunc_unmap();
+        this._removeActor(global.stage);
+    }
+});
+
 var LookingGlass = GObject.registerClass(
 class LookingGlass extends St.BoxLayout {
     _init() {
@@ -833,9 +1018,9 @@ class LookingGlass extends St.BoxLayout {
         Main.uiGroup.add_actor(this);
         Main.uiGroup.set_child_below_sibling(this,
                                              Main.layoutManager.panelBox);
-        Main.layoutManager.panelBox.connect('allocation-changed',
+        Main.layoutManager.panelBox.connect('notify::allocation',
                                             this._queueResize.bind(this));
-        Main.layoutManager.keyboardBox.connect('allocation-changed',
+        Main.layoutManager.keyboardBox.connect('notify::allocation',
                                                this._queueResize.bind(this));
 
         this._objInspector = new ObjInspector(this);
@@ -917,6 +1102,9 @@ class LookingGlass extends St.BoxLayout {
         this._extensions = new Extensions(this);
         notebook.appendPage('Extensions', this._extensions);
 
+        this._actorTreeViewer = new ActorTreeViewer(this);
+        notebook.appendPage('Actors', this._actorTreeViewer);
+
         this._entry.clutter_text.connect('activate', (o, _e) => {
             // Hide any completions we are currently showing
             this._hideCompletions();

js/ui/magnifier.js

@@ -489,7 +489,10 @@ var Magnifier = class Magnifier {
     _updateMouseSprite() {
         this._updateSpriteTexture();
         let [xHot, yHot] = this._cursorTracker.get_hot();
-        this._mouseSprite.set_anchor_point(xHot, yHot);
+        this._mouseSprite.set({
+            translation_x: -xHot,
+            translation_y: -yHot,
+        });
     }
 
     _updateSpriteTexture() {

js/ui/main.js

@@ -3,10 +3,10 @@
             ctrlAltTabManager, padOsdService, osdWindowManager,
             osdMonitorLabeler, shellMountOpDBusService, shellDBusService,
             shellAccessDialogDBusService, shellAudioSelectionDBusService,
-            screenSaverDBus, screencastService, uiGroup, magnifier,
-            xdndHandler, keyboard, kbdA11yDialog, introspectService,
-            start, pushModal, popModal, activateWindow, createLookingGlass,
-            initializeDeferredWork, getThemeStylesheet, setThemeStylesheet */
+            screenSaverDBus, uiGroup, magnifier, xdndHandler, keyboard,
+            kbdA11yDialog, introspectService, start, pushModal, popModal,
+            activateWindow, createLookingGlass, initializeDeferredWork,
+            getThemeStylesheet, setThemeStylesheet */
 
 const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
 
@@ -34,7 +34,6 @@ const LoginManager = imports.misc.loginManager;
 const LookingGlass = imports.ui.lookingGlass;
 const NotificationDaemon = imports.ui.notificationDaemon;
 const WindowAttentionHandler = imports.ui.windowAttentionHandler;
-const Screencast = imports.ui.screencast;
 const ScreenShield = imports.ui.screenShield;
 const Scripting = imports.ui.scripting;
 const SessionMode = imports.ui.sessionMode;
@@ -74,7 +73,6 @@ var shellAudioSelectionDBusService = null;
 var shellDBusService = null;
 var shellMountOpDBusService = null;
 var screenSaverDBus = null;
-var screencastService = null;
 var modalCount = 0;
 var actionMode = Shell.ActionMode.NONE;
 var modalActorFocusStack = [];
@@ -200,7 +198,6 @@ function _initializeUI() {
     uiGroup = layoutManager.uiGroup;
 
     padOsdService = new PadOsd.PadOsdService();
-    screencastService = new Screencast.ScreencastService();
     xdndHandler = new XdndHandler.XdndHandler();
     ctrlAltTabManager = new CtrlAltTab.CtrlAltTabManager();
     osdWindowManager = new OsdWindow.OsdWindowManager();

js/ui/messageList.js

@@ -4,7 +4,6 @@ const { Atk, Clutter, Gio, GLib,
 const Main = imports.ui.main;
 const MessageTray = imports.ui.messageTray;
 
-const Calendar = imports.ui.calendar;
 const Util = imports.misc.util;
 
 var MESSAGE_ANIMATION_TIME = 100;
@@ -285,12 +284,12 @@ var LabelExpanderLayout = GObject.registerClass({
         return [min, nat];
     }
 
-    vfunc_allocate(container, box, flags) {
+    vfunc_allocate(container, box) {
         for (let i = 0; i < container.get_n_children(); i++) {
             let child = container.get_child_at_index(i);
 
             if (child.visible)
-                child.allocate(box, flags);
+                child.allocate(box);
         }
 
     }
@@ -572,7 +571,6 @@ var MessageListSection = GObject.registerClass({
             Main.sessionMode.disconnect(id);
         });
 
-        this._date = new Date();
         this._empty = true;
         this._canClear = false;
         this._sync();
@@ -598,13 +596,6 @@ var MessageListSection = GObject.registerClass({
         return true;
     }
 
-    setDate(date) {
-        if (Calendar.sameDay(date, this._date))
-            return;
-        this._date = date;
-        this._sync();
-    }
-
     addMessage(message, animate) {
         this.addMessageAtIndex(message, -1, animate);
     }

js/ui/messageTray.js

@@ -1,6 +1,6 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported NotificationPolicy, NotificationGenericPolicy,
-   NotificationApplicationPolicy, Source, SourceActor, SourceActorWithLabel,
+   NotificationApplicationPolicy, Source, SourceActor,
    SystemNotificationSource, MessageTray */
 
 const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
@@ -162,6 +162,10 @@ var NotificationPolicy = GObject.registerClass({
         this.run_dispose();
     }
 
+    get enable() {
+        return true;
+    }
+
     get enableSound() {
         return true;
     }
@@ -651,77 +655,6 @@ class SourceActor extends St.Widget {
     }
 });
 
-var SourceActorWithLabel = GObject.registerClass(
-class SourceActorWithLabel extends SourceActor {
-    _init(source, size) {
-        super._init(source, size);
-
-        this._counterLabel = new St.Label({ x_align: Clutter.ActorAlign.CENTER,
-                                            x_expand: true,
-                                            y_align: Clutter.ActorAlign.CENTER,
-                                            y_expand: true });
-
-        this._counterBin = new St.Bin({ style_class: 'summary-source-counter',
-                                        child: this._counterLabel,
-                                        layout_manager: new Clutter.BinLayout() });
-        this._counterBin.hide();
-
-        this._counterBin.connect('style-changed', () => {
-            let themeNode = this._counterBin.get_theme_node();
-            this._counterBin.translation_x = themeNode.get_length('-shell-counter-overlap-x');
-            this._counterBin.translation_y = themeNode.get_length('-shell-counter-overlap-y');
-        });
-
-        this.add_actor(this._counterBin);
-
-        this._countUpdatedId = this._source.connect('notify::count', this._updateCount.bind(this));
-        this._updateCount();
-
-        this.connect('destroy', () => {
-            this._source.disconnect(this._countUpdatedId);
-        });
-    }
-
-    vfunc_allocate(box, flags) {
-        super.vfunc_allocate(box, flags);
-
-        let childBox = new Clutter.ActorBox();
-
-        let [, , naturalWidth, naturalHeight] = this._counterBin.get_preferred_size();
-        let direction = this.get_text_direction();
-
-        if (direction == Clutter.TextDirection.LTR) {
-            // allocate on the right in LTR
-            childBox.x1 = box.x2 - naturalWidth;
-            childBox.x2 = box.x2;
-        } else {
-            // allocate on the left in RTL
-            childBox.x1 = 0;
-            childBox.x2 = naturalWidth;
-        }
-
-        childBox.y1 = box.y2 - naturalHeight;
-        childBox.y2 = box.y2;
-
-        this._counterBin.allocate(childBox, flags);
-    }
-
-    _updateCount() {
-        if (this._actorDestroyed)
-            return;
-
-        this._counterBin.visible = this._source.countVisible;
-
-        let text;
-        if (this._source.count < 100)
-            text = this._source.count.toString();
-        else
-            text = String.fromCharCode(0x22EF); // midline horizontal ellipsis
-
-        this._counterLabel.set_text(text);
-    }
-});
-
 var Source = GObject.registerClass({
     Properties: {
         'count': GObject.ParamSpec.int(

js/ui/mpris.js

@@ -2,7 +2,6 @@
 const { Gio, GObject, Shell, St } = imports.gi;
 const Signals = imports.signals;
 
-const Calendar = imports.ui.calendar;
 const Main = imports.ui.main;
 const MessageList = imports.ui.messageList;
 
@@ -173,6 +172,11 @@ var MprisPlayer = class MprisPlayer {
                 if (!this._mprisProxy.g_name_owner)
                     this._close();
             });
+        // It is possible for the bus to disappear before the previous signal
+        // is connected, so we must ensure that the bus still exists at this
+        // point.
+        if (!this._mprisProxy.g_name_owner)
+            this._close();
     }
 
     _onPlayerProxyReady() {
@@ -247,10 +251,6 @@ class MediaSection extends MessageList.MessageListSection {
                                     this._onProxyReady.bind(this));
     }
 
-    _shouldShow() {
-        return !this.empty && Calendar.isToday(this._date);
-    }
-
     get allowed() {
         return !Main.sessionMode.isGreeter;
     }

js/ui/notificationDaemon.js

@@ -10,13 +10,6 @@ const Params = imports.misc.params;
 
 const { loadInterfaceXML } = imports.misc.fileUtils;
 
-// Should really be defined in Gio.js
-const BusIface = loadInterfaceXML('org.freedesktop.DBus');
-var BusProxy = Gio.DBusProxy.makeProxyWrapper(BusIface);
-function Bus() {
-    return new BusProxy(Gio.DBus.session, 'org.freedesktop.DBus', '/org/freedesktop/DBus');
-}
-
 const FdoNotificationsIface = loadInterfaceXML('org.freedesktop.Notifications');
 
 var NotificationClosedReason = {
@@ -49,9 +42,7 @@ var FdoNotificationDaemon = class FdoNotificationDaemon {
         this._dbusImpl.export(Gio.DBus.session, '/org/freedesktop/Notifications');
 
         this._sources = [];
-        this._senderToPid = {};
         this._notifications = {};
-        this._busProxy = new Bus();
 
         this._nextNotificationId = 1;
 
@@ -116,12 +107,9 @@ var FdoNotificationDaemon = class FdoNotificationDaemon {
     //
     // If no existing source is found, a new source is created as long as
     // pid is provided.
-    //
-    // Either a pid or ndata.notification is needed to retrieve or
-    // create a source.
     _getSource(title, pid, ndata, sender) {
         if (!pid && !(ndata && ndata.notification))
-            return null;
+            throw new Error('Either a pid or ndata.notification is needed');
 
         // We use notification's source for the notifications we still have
         // around that are getting replaced because we don't keep sources
@@ -218,42 +206,10 @@ var FdoNotificationDaemon = class FdoNotificationDaemon {
         this._notifications[id] = ndata;
 
         let sender = invocation.get_sender();
-        let pid = this._senderToPid[sender];
+        let pid = hints['sender-pid'];
 
         let source = this._getSource(appName, pid, ndata, sender, null);
-
-        if (source) {
-            this._notifyForSource(source, ndata);
-            return invocation.return_value(GLib.Variant.new('(u)', [id]));
-        }
-
-        if (replacesId) {
-            // There's already a pending call to GetConnectionUnixProcessID,
-            // which will see the new notification data when it finishes,
-            // so we don't have to do anything.
-            return invocation.return_value(GLib.Variant.new('(u)', [id]));
-        }
-
-        this._busProxy.GetConnectionUnixProcessIDRemote(sender, (result, excp) => {
-            // The app may have updated or removed the notification
-            ndata = this._notifications[id];
-            if (!ndata)
-                return;
-
-            if (excp) {
-                logError(excp, 'Call to GetConnectionUnixProcessID failed');
-                return;
-            }
-
-            [pid] = result;
-            source = this._getSource(appName, pid, ndata, sender, null);
-
-            this._senderToPid[sender] = pid;
-            source.connect('destroy', () => {
-                delete this._senderToPid[sender];
-            });
-            this._notifyForSource(source, ndata);
-        });
+        this._notifyForSource(source, ndata);
 
         return invocation.return_value(GLib.Variant.new('(u)', [id]));
     }
@@ -417,12 +373,11 @@ var FdoNotificationDaemonSource = GObject.registerClass(
 class FdoNotificationDaemonSource extends MessageTray.Source {
     _init(title, pid, sender, appId) {
         this.pid = pid;
+        this.initialTitle = title;
         this.app = this._getApp(appId);
 
         super._init(title);
 
-        this.initialTitle = title;
-
         if (this.app)
             this.title = this.app.get_name();
         else
@@ -470,19 +425,20 @@ class FdoNotificationDaemonSource extends MessageTray.Source {
     }
 
     _getApp(appId) {
+        const appSys = Shell.AppSystem.get_default();
         let app;
 
         app = Shell.WindowTracker.get_default().get_app_from_pid(this.pid);
         if (app != null)
             return app;
 
-        if (appId) {
-            app = Shell.AppSystem.get_default().lookup_app('%s.desktop'.format(appId));
-            if (app != null)
-                return app;
-        }
+        if (appId)
+            app = appSys.lookup_app('%s.desktop'.format(appId));
 
-        return null;
+        if (!app)
+            app = appSys.lookup_app('%s.desktop'.format(this.initialTitle));
+
+        return app;
     }
 
     setTitle(title) {

js/ui/overview.js

@@ -4,6 +4,10 @@
 const { Clutter, GLib, GObject, Meta, Shell, St } = imports.gi;
 const Signals = imports.signals;
 
+// Time for initial animation going into Overview mode;
+// this is defined here to make it available in imports.
+var ANIMATION_TIME = 250;
+
 const Background = imports.ui.background;
 const DND = imports.ui.dnd;
 const LayoutManager = imports.ui.layout;
@@ -14,9 +18,6 @@ const OverviewControls = imports.ui.overviewControls;
 const Params = imports.misc.params;
 const WorkspaceThumbnail = imports.ui.workspaceThumbnail;
 
-// Time for initial animation going into Overview mode
-var ANIMATION_TIME = 250;
-
 // Must be less than ANIMATION_TIME, since we switch to
 // or from the overview completely after ANIMATION_TIME,
 // and don't want the shading animation to get cut off
@@ -244,11 +245,11 @@ var Overview = class {
     _unshadeBackgrounds() {
         let backgrounds = this._backgroundGroup.get_children();
         for (let i = 0; i < backgrounds.length; i++) {
-            backgrounds[i].ease_property('brightness', 1.0, {
+            backgrounds[i].ease_property('@content.brightness', 1.0, {
                 duration: SHADE_ANIMATION_TIME,
                 mode: Clutter.AnimationMode.EASE_OUT_QUAD,
             });
-            backgrounds[i].ease_property('vignette-sharpness', 0.0, {
+            backgrounds[i].ease_property('@content.vignette-sharpness', 0.0, {
                 duration: SHADE_ANIMATION_TIME,
                 mode: Clutter.AnimationMode.EASE_OUT_QUAD,
             });
@@ -258,14 +259,16 @@ var Overview = class {
     _shadeBackgrounds() {
         let backgrounds = this._backgroundGroup.get_children();
         for (let i = 0; i < backgrounds.length; i++) {
-            backgrounds[i].ease_property('brightness', Lightbox.VIGNETTE_BRIGHTNESS, {
-                duration: SHADE_ANIMATION_TIME,
-                mode: Clutter.AnimationMode.EASE_OUT_QUAD,
-            });
-            backgrounds[i].ease_property('vignette-sharpness', Lightbox.VIGNETTE_SHARPNESS, {
-                duration: SHADE_ANIMATION_TIME,
-                mode: Clutter.AnimationMode.EASE_OUT_QUAD,
-            });
+            backgrounds[i].ease_property('@content.brightness',
+                Lightbox.VIGNETTE_BRIGHTNESS, {
+                    duration: SHADE_ANIMATION_TIME,
+                    mode: Clutter.AnimationMode.EASE_OUT_QUAD,
+                });
+            backgrounds[i].ease_property('@content.vignette-sharpness',
+                Lightbox.VIGNETTE_SHARPNESS, {
+                    duration: SHADE_ANIMATION_TIME,
+                    mode: Clutter.AnimationMode.EASE_OUT_QUAD,
+                });
         }
     }
 
@@ -437,19 +440,19 @@ var Overview = class {
         this.emit('windows-restacked', stackIndices);
     }
 
-    beginItemDrag(_source) {
-        this.emit('item-drag-begin');
+    beginItemDrag(source) {
+        this.emit('item-drag-begin', source);
         this._inItemDrag = true;
     }
 
-    cancelledItemDrag(_source) {
-        this.emit('item-drag-cancelled');
+    cancelledItemDrag(source) {
+        this.emit('item-drag-cancelled', source);
     }
 
-    endItemDrag(_source) {
+    endItemDrag(source) {
         if (!this._inItemDrag)
             return;
-        this.emit('item-drag-end');
+        this.emit('item-drag-end', source);
         this._inItemDrag = false;
     }
 
@@ -575,7 +578,7 @@ var Overview = class {
         this._activationTime = GLib.get_monotonic_time() / GLib.USEC_PER_SEC;
 
         Meta.disable_unredirect_for_display(global.display);
-        this.viewSelector.show();
+        this.viewSelector.animateToOverview();
 
         this._overview.opacity = 0;
         this._overview.ease({

js/ui/overviewControls.js

@@ -8,8 +8,9 @@ const Main = imports.ui.main;
 const Params = imports.misc.params;
 const ViewSelector = imports.ui.viewSelector;
 const WorkspaceThumbnail = imports.ui.workspaceThumbnail;
+const Overview = imports.ui.overview;
 
-var SIDE_CONTROLS_ANIMATION_TIME = 160;
+var SIDE_CONTROLS_ANIMATION_TIME = Overview.ANIMATION_TIME;
 
 function getRtlSlideDirection(direction, actor) {
     let rtl = actor.text_direction == Clutter.TextDirection.RTL;
@@ -51,7 +52,7 @@ var SlideLayout = GObject.registerClass({
         return [minWidth, natWidth];
     }
 
-    vfunc_allocate(container, box, flags) {
+    vfunc_allocate(container, box) {
         let child = container.get_first_child();
 
         let availWidth = Math.round(box.x2 - box.x1);
@@ -72,7 +73,7 @@ var SlideLayout = GObject.registerClass({
         actorBox.y1 = box.y1;
         actorBox.y2 = actorBox.y1 + availHeight;
 
-        child.allocate(actorBox, flags);
+        child.allocate(actorBox);
     }
 
     // eslint-disable-next-line camelcase
@@ -394,10 +395,10 @@ class DashSpacer extends St.Widget {
 });
 
 var ControlsLayout = GObject.registerClass({
-    Signals: { 'allocation-changed': { flags: GObject.SignalFlags.RUN_LAST } },
+    Signals: { 'allocation-changed': {} },
 }, class ControlsLayout extends Clutter.BinLayout {
-    vfunc_allocate(container, box, flags) {
-        super.vfunc_allocate(container, box, flags);
+    vfunc_allocate(container, box) {
+        super.vfunc_allocate(container, box);
         this.emit('allocation-changed');
     }
 });
@@ -422,6 +423,7 @@ class ControlsManager extends St.Widget {
         let activeWorkspaceIndex = workspaceManager.get_active_workspace_index();
 
         this._workspaceAdjustment = new St.Adjustment({
+            actor: this,
             value: activeWorkspaceIndex,
             lower: 0,
             page_increment: 1,
@@ -453,8 +455,6 @@ class ControlsManager extends St.Widget {
         this._group.add_child(this.viewSelector);
         this._group.add_actor(this._thumbnailsSlider);
 
-        layout.connect('allocation-changed', this._updateWorkspacesGeometry.bind(this));
-
         Main.overview.connect('showing', this._updateSpacerVisibility.bind(this));
 
         this.connect('destroy', this._onDestroy.bind(this));
@@ -477,26 +477,6 @@ class ControlsManager extends St.Widget {
         this._workspaceAdjustment.value = activeIndex;
     }
 
-    _updateWorkspacesGeometry() {
-        let [x, y] = this.get_transformed_position();
-        let [width, height] = this.get_transformed_size();
-        let geometry = { x, y, width, height };
-
-        let spacing = this.get_theme_node().get_length('spacing');
-        let dashWidth = this._dashSlider.getVisibleWidth() + spacing;
-        let thumbnailsWidth = this._thumbnailsSlider.getNonExpandedWidth() + spacing;
-
-        geometry.width -= dashWidth;
-        geometry.width -= thumbnailsWidth;
-
-        if (this.get_text_direction() == Clutter.TextDirection.LTR)
-            geometry.x += dashWidth;
-        else
-            geometry.x += thumbnailsWidth;
-
-        this.viewSelector.setWorkspacesFullGeometry(geometry);
-    }
-
     _setVisibility() {
         // Ignore the case when we're leaving the overview, since
         // actors will be made visible again when entering the overview

js/ui/padOsd.js

@@ -2,7 +2,7 @@
 /* exported PadOsd, PadOsdService */
 
 const { Atk, Clutter, GDesktopEnums, Gio,
-        GLib, GObject, Gtk, Meta, Rsvg, St } = imports.gi;
+        GLib, GObject, Gtk, Meta, Pango, Rsvg, St } = imports.gi;
 const Signals = imports.signals;
 
 const Main = imports.ui.main;
@@ -329,6 +329,7 @@ var PadDiagram = GObject.registerClass({
 
         this._imagePath = imagePath;
         this._handle = this._composeStyledDiagram();
+        this._initLabels();
     }
 
     // eslint-disable-next-line camelcase
@@ -343,6 +344,26 @@ var PadDiagram = GObject.registerClass({
         this.add_actor(actor);
     }
 
+    _initLabels() {
+        let i = 0;
+        for (i = 0; ; i++) {
+            if (!this._addLabel(Meta.PadActionType.BUTTON, i))
+                break;
+        }
+
+        for (i = 0; ; i++) {
+            if (!this._addLabel(Meta.PadActionType.RING, i, CW) ||
+                !this._addLabel(Meta.PadActionType.RING, i, CCW))
+                break;
+        }
+
+        for (i = 0; ; i++) {
+            if (!this._addLabel(Meta.PadActionType.STRIP, i, UP) ||
+                !this._addLabel(Meta.PadActionType.STRIP, i, DOWN))
+                break;
+        }
+    }
+
     _wrappingSvgHeader() {
         return '<?xml version="1.0" encoding="UTF-8" standalone="no"?>' +
                '<svg version="1.1" xmlns="http://www.w3.org/2000/svg" ' +
@@ -362,10 +383,8 @@ var PadDiagram = GObject.registerClass({
 
         for (let i = 0; i < this._activeButtons.length; i++) {
             let ch = String.fromCharCode('A'.charCodeAt() + this._activeButtons[i]);
-            css += '.%s {'.format(ch);
-            css += '    stroke: %s !important;'.format(ACTIVE_COLOR);
-            css += '    fill: %s !important;'.format(ACTIVE_COLOR);
-            css += '}';
+            css += '.%s.Leader { stroke: %s !important; }'.format(ch, ACTIVE_COLOR);
+            css += '.%s.Button { stroke: %s !important; fill: %s !important; }'.format(ch, ACTIVE_COLOR, ACTIVE_COLOR);
         }
 
         return css;
@@ -390,9 +409,6 @@ var PadDiagram = GObject.registerClass({
     }
 
     _updateDiagramScale() {
-        if (this._handle == null)
-            return;
-
         [this._actorWidth, this._actorHeight] = this.get_size();
         let dimensions = this._handle.get_dimensions();
         let scaleX = this._actorWidth / dimensions.width;
@@ -405,6 +421,11 @@ var PadDiagram = GObject.registerClass({
         let [, natWidth] = child.get_preferred_width(natHeight);
         let childBox = new Clutter.ActorBox();
 
+        // I miss Cairo.Matrix
+        let dimensions = this._handle.get_dimensions();
+        x = x * this._scale + this._actorWidth / 2 - dimensions.width / 2 * this._scale;
+        y = y * this._scale + this._actorHeight / 2 - dimensions.height / 2 * this._scale;
+
         if (direction == LTR) {
             childBox.x1 = x;
             childBox.x2 = x + natWidth;
@@ -415,22 +436,23 @@ var PadDiagram = GObject.registerClass({
 
         childBox.y1 = y - natHeight / 2;
         childBox.y2 = y + natHeight / 2;
-        child.allocate(childBox, 0);
+        child.allocate(childBox);
     }
 
-    vfunc_allocate(box, flags) {
-        super.vfunc_allocate(box, flags);
+    vfunc_allocate(box) {
+        super.vfunc_allocate(box);
+        if (this._handle === null)
+            return;
+
         this._updateDiagramScale();
 
         for (let i = 0; i < this._labels.length; i++) {
-            let [label, action, idx, dir] = this._labels[i];
-            let [found_, x, y, arrangement] = this.getLabelCoords(action, idx, dir);
+            const { label, x, y, arrangement } = this._labels[i];
             this._allocateChild(label, x, y, arrangement);
         }
 
         if (this._editorActor && this._curEdited) {
-            let [label_, action, idx, dir] = this._curEdited;
-            let [found_, x, y, arrangement] = this.getLabelCoords(action, idx, dir);
+            const { x, y, arrangement } = this._curEdited;
             this._allocateChild(this._editorActor, x, y, arrangement);
         }
     }
@@ -457,17 +479,6 @@ var PadDiagram = GObject.registerClass({
         cr.$dispose();
     }
 
-    _transformPoint(x, y) {
-        if (this._handle == null || this._scale == null)
-            return [x, y];
-
-        // I miss Cairo.Matrix
-        let dimensions = this._handle.get_dimensions();
-        x = x * this._scale + this._actorWidth / 2 - dimensions.width / 2 * this._scale;
-        y = y * this._scale + this._actorHeight / 2 - dimensions.height / 2 * this._scale;
-        return [Math.round(x), Math.round(y)];
-    }
-
     _getItemLabelCoords(labelName, leaderName) {
         if (this._handle == null)
             return [false];
@@ -495,44 +506,39 @@ var PadDiagram = GObject.registerClass({
             pos.y = this._imageHeight - pos.y;
         }
 
-        let [x, y] = this._transformPoint(pos.x, pos.y);
-
-        return [true, x, y, direction];
+        return [true, pos.x, pos.y, direction];
     }
 
-    getButtonLabelCoords(button) {
+    _getButtonLabels(button) {
         let ch = String.fromCharCode('A'.charCodeAt() + button);
         let labelName = 'Label%s'.format(ch);
         let leaderName = 'Leader%s'.format(ch);
-
-        return this._getItemLabelCoords(labelName, leaderName);
+        return [labelName, leaderName];
     }
 
-    getRingLabelCoords(number, dir) {
+    _getRingLabels(number, dir) {
         let numStr = number > 0 ? (number + 1).toString() : '';
         let dirStr = dir == CW ? 'CW' : 'CCW';
         let labelName = 'LabelRing%s%s'.format(numStr, dirStr);
         let leaderName = 'LeaderRing%s%s'.format(numStr, dirStr);
-
-        return this._getItemLabelCoords(labelName, leaderName);
+        return [labelName, leaderName];
     }
 
-    getStripLabelCoords(number, dir) {
+    _getStripLabels(number, dir) {
         let numStr = number > 0 ? (number + 1).toString() : '';
         let dirStr = dir == UP ? 'Up' : 'Down';
         let labelName = 'LabelStrip%s%s'.format(numStr, dirStr);
         let leaderName = 'LeaderStrip%s%s'.format(numStr, dirStr);
-
-        return this._getItemLabelCoords(labelName, leaderName);
+        return [labelName, leaderName];
     }
 
-    getLabelCoords(action, idx, dir) {
+    _getLabelCoords(action, idx, dir) {
         if (action == Meta.PadActionType.BUTTON)
-            return this.getButtonLabelCoords(idx);
+            return this._getItemLabelCoords(...this._getButtonLabels(idx));
         else if (action == Meta.PadActionType.RING)
-            return this.getRingLabelCoords(idx, dir);
+            return this._getItemLabelCoords(...this._getRingLabels(idx, dir));
         else if (action == Meta.PadActionType.STRIP)
-            return this.getStripLabelCoords(idx, dir);
+            return this._getItemLabelCoords(...this._getStripLabels(idx, dir));
 
         return [false];
     }
@@ -557,26 +563,30 @@ var PadDiagram = GObject.registerClass({
         this._invalidateSvg();
     }
 
-    addLabel(label, type, idx, dir) {
-        this._labels.push([label, type, idx, dir]);
+    _addLabel(action, idx, dir) {
+        let [found, x, y, arrangement] = this._getLabelCoords(action, idx, dir);
+        if (!found)
+            return false;
+
+        let label = new St.Label();
+        this._labels.push({ label, action, idx, dir, x, y, arrangement });
         this.add_actor(label);
+        return true;
     }
 
     updateLabels(getText) {
         for (let i = 0; i < this._labels.length; i++) {
-            let [label, action, idx, dir] = this._labels[i];
+            const { label, action, idx, dir } = this._labels[i];
             let str = getText(action, idx, dir);
             label.set_text(str);
         }
+
+        this.queue_relayout();
     }
 
     _applyLabel(label, action, idx, dir, str) {
-        if (str != null) {
+        if (str !== null)
             label.set_text(str);
-
-            let [found_, x, y, arrangement] = this.getLabelCoords(action, idx, dir);
-            this._allocateChild(label, x, y, arrangement);
-        }
         label.show();
     }
 
@@ -584,18 +594,20 @@ var PadDiagram = GObject.registerClass({
         this._editorActor.hide();
 
         if (this._prevEdited) {
-            let [label, action, idx, dir] = this._prevEdited;
+            const { label, action, idx, dir } = this._prevEdited;
             this._applyLabel(label, action, idx, dir, str);
             this._prevEdited = null;
         }
 
         if (this._curEdited) {
-            let [label, action, idx, dir] = this._curEdited;
+            const { label, action, idx, dir } = this._curEdited;
             this._applyLabel(label, action, idx, dir, str);
             if (continues)
                 this._prevEdited = this._curEdited;
             this._curEdited = null;
         }
+
+        this.queue_relayout();
     }
 
     startEdition(action, idx, dir) {
@@ -605,21 +617,19 @@ var PadDiagram = GObject.registerClass({
             return;
 
         for (let i = 0; i < this._labels.length; i++) {
-            let [label, itemAction, itemIdx, itemDir] = this._labels[i];
-            if (action == itemAction && idx == itemIdx && dir == itemDir) {
+            if (action == this._labels[i].action &&
+                idx == this._labels[i].idx && dir == this._labels[i].dir) {
                 this._curEdited = this._labels[i];
-                editedLabel = label;
+                editedLabel = this._curEdited.label;
                 break;
             }
         }
 
         if (this._curEdited == null)
             return;
-        let [found] = this.getLabelCoords(action, idx, dir);
-        if (!found)
-            return;
         this._editorActor.show();
         editedLabel.hide();
+        this.queue_relayout();
     }
 });
 
@@ -693,6 +703,7 @@ var PadOsd = GObject.registerClass({
 
         this._titleLabel = new St.Label({ style: 'font-side: larger; font-weight: bold;',
                                           x_align: Clutter.ActorAlign.CENTER });
+        this._titleLabel.clutter_text.set_ellipsize(Pango.EllipsizeMode.NONE);
         this._titleLabel.clutter_text.set_text(padDevice.get_device_name());
         labelBox.add_actor(this._titleLabel);
 
@@ -710,31 +721,7 @@ var PadOsd = GObject.registerClass({
                                             x_expand: true,
                                             y_expand: true });
         this.add_actor(this._padDiagram);
-
-        // FIXME: Fix num buttons.
-        let i = 0;
-        for (i = 0; i < 50; i++) {
-            let [found] = this._padDiagram.getButtonLabelCoords(i);
-            if (!found)
-                break;
-            this._createLabel(Meta.PadActionType.BUTTON, i);
-        }
-
-        for (i = 0; i < padDevice.get_n_rings(); i++) {
-            let [found] = this._padDiagram.getRingLabelCoords(i, CW);
-            if (!found)
-                break;
-            this._createLabel(Meta.PadActionType.RING, i, CW);
-            this._createLabel(Meta.PadActionType.RING, i, CCW);
-        }
-
-        for (i = 0; i < padDevice.get_n_strips(); i++) {
-            let [found] = this._padDiagram.getStripLabelCoords(i, UP);
-            if (!found)
-                break;
-            this._createLabel(Meta.PadActionType.STRIP, i, UP);
-            this._createLabel(Meta.PadActionType.STRIP, i, DOWN);
-        }
+        this._updateActionLabels();
 
         let buttonBox = new St.Widget({ layout_manager: new Clutter.BinLayout(),
                                         x_expand: true,
@@ -787,11 +774,6 @@ var PadOsd = GObject.registerClass({
         return str ? str : _("None");
     }
 
-    _createLabel(type, number, dir) {
-        let label = new St.Label({ text: this._getActionText(type, number) });
-        this._padDiagram.addLabel(label, type, number, dir);
-    }
-
     _updateActionLabels() {
         this._padDiagram.updateLabels(this._getActionText.bind(this));
     }
@@ -867,8 +849,7 @@ var PadOsd = GObject.registerClass({
             this._tipLabel.set_text(_("Press any key to exit"));
         }
 
-        this._titleLabel.clutter_text.set_markup(
-            '<span size="larger"><b>%s</b></span>'.format(title));
+        this._titleLabel.set_text(title);
     }
 
     _isEditedAction(type, number, dir) {

js/ui/pageIndicators.js

@@ -120,6 +120,10 @@ var PageIndicators = GObject.registerClass({
         for (let i = 0; i < children.length; i++)
             this._updateIndicator(children[i], i);
     }
+
+    get nPages() {
+        return this._nPages;
+    }
 });
 
 var AnimatedPageIndicators = GObject.registerClass(

js/ui/panel.js

@@ -214,7 +214,10 @@ var AppMenuButton = GObject.registerClass({
                              this._onIconThemeChanged.bind(this));
 
         let iconEffect = new Clutter.DesaturateEffect();
-        this._iconBox = new St.Bin({ style_class: 'app-menu-icon' });
+        this._iconBox = new St.Bin({
+            style_class: 'app-menu-icon',
+            y_align: Clutter.ActorAlign.CENTER,
+        });
         this._iconBox.add_effect(iconEffect);
         this._container.add_actor(this._iconBox);
 
@@ -672,7 +675,7 @@ class PanelCorner extends St.DrawingArea {
         let borderWidth = node.get_length('-panel-corner-border-width');
 
         this.set_size(cornerRadius, borderWidth + cornerRadius);
-        this.set_anchor_point(0, borderWidth);
+        this.translation_y = -borderWidth;
     }
 });
 
@@ -733,13 +736,11 @@ class AggregateMenu extends PanelMenu.Button {
         this._volume = new imports.ui.status.volume.Indicator();
         this._brightness = new imports.ui.status.brightness.Indicator();
         this._system = new imports.ui.status.system.Indicator();
-        this._screencast = new imports.ui.status.screencast.Indicator();
         this._location = new imports.ui.status.location.Indicator();
         this._nightLight = new imports.ui.status.nightLight.Indicator();
         this._thunderbolt = new imports.ui.status.thunderbolt.Indicator();
 
         this._indicators.add_child(this._thunderbolt);
-        this._indicators.add_child(this._screencast);
         this._indicators.add_child(this._location);
         this._indicators.add_child(this._nightLight);
         if (this._network)
@@ -839,8 +840,8 @@ class Panel extends St.Widget {
         return [0,  0];
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         let allocWidth = box.x2 - box.x1;
         let allocHeight = box.y2 - box.y1;
@@ -876,13 +877,13 @@ class Panel extends St.Widget {
             childBox.x2 = Math.min(Math.floor(sideWidth),
                                    leftNaturalWidth);
         }
-        this._leftBox.allocate(childBox, flags);
+        this._leftBox.allocate(childBox);
 
         childBox.x1 = Math.ceil(sideWidth);
         childBox.y1 = 0;
         childBox.x2 = childBox.x1 + centerWidth;
         childBox.y2 = allocHeight;
-        this._centerBox.allocate(childBox, flags);
+        this._centerBox.allocate(childBox);
 
         childBox.y1 = 0;
         childBox.y2 = allocHeight;
@@ -896,7 +897,7 @@ class Panel extends St.Widget {
                                    0);
             childBox.x2 = allocWidth;
         }
-        this._rightBox.allocate(childBox, flags);
+        this._rightBox.allocate(childBox);
 
         let cornerWidth, cornerHeight;
 
@@ -906,7 +907,7 @@ class Panel extends St.Widget {
         childBox.x2 = cornerWidth;
         childBox.y1 = allocHeight;
         childBox.y2 = allocHeight + cornerHeight;
-        this._leftCorner.allocate(childBox, flags);
+        this._leftCorner.allocate(childBox);
 
         [, cornerWidth] = this._rightCorner.get_preferred_width(-1);
         [, cornerHeight] = this._rightCorner.get_preferred_height(-1);
@@ -914,7 +915,7 @@ class Panel extends St.Widget {
         childBox.x2 = allocWidth;
         childBox.y1 = allocHeight;
         childBox.y2 = allocHeight + cornerHeight;
-        this._rightCorner.allocate(childBox, flags);
+        this._rightCorner.allocate(childBox);
     }
 
     _tryDragWindow(event) {

js/ui/panelMenu.js

@@ -59,8 +59,8 @@ class ButtonBox extends St.Widget {
         return [0, 0];
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         let child = this.get_first_child();
         if (!child)
@@ -83,7 +83,7 @@ class ButtonBox extends St.Widget {
         childBox.y1 = 0;
         childBox.y2 = availHeight;
 
-        child.allocate(childBox, flags);
+        child.allocate(childBox);
     }
 
     _onDestroy() {
@@ -183,10 +183,9 @@ var Button = GObject.registerClass({
     }
 
     _onDestroy() {
-        super._onDestroy();
-
         if (this.menu)
             this.menu.destroy();
+        super._onDestroy();
     }
 });
 

js/ui/popupMenu.js

@@ -881,9 +881,10 @@ var PopupMenu = class extends PopupMenuBase {
 
         let state = event.get_state();
 
-        // if user has a modifier down (except capslock)
+        // if user has a modifier down (except capslock and numlock)
         // then don't handle the key press here
         state &= ~Clutter.ModifierType.LOCK_MASK;
+        state &= ~Clutter.ModifierType.MOD2_MASK;
         state &= Clutter.ModifierType.MODIFIER_MASK;
 
         if (state)
@@ -1324,7 +1325,7 @@ var PopupMenuManager = class {
 
     removeMenu(menu) {
         if (menu == this.activeMenu)
-            this._closeMenu(false, menu);
+            this._grabHelper.ungrab({ actor: menu.actor });
 
         let position = this._findMenu(menu);
         if (position == -1) // not a menu we manage

js/ui/screencast.js

@@ -1,146 +0,0 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
-const { Gio, GLib, Shell } = imports.gi;
-const Signals = imports.signals;
-
-const Main = imports.ui.main;
-
-const { loadInterfaceXML } = imports.misc.fileUtils;
-
-const ScreencastIface = loadInterfaceXML('org.gnome.Shell.Screencast');
-
-var ScreencastService = class {
-    constructor() {
-        this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(ScreencastIface, this);
-        this._dbusImpl.export(Gio.DBus.session, '/org/gnome/Shell/Screencast');
-
-        Gio.DBus.session.own_name('org.gnome.Shell.Screencast', Gio.BusNameOwnerFlags.REPLACE, null, null);
-
-        this._recorders = new Map();
-
-        this._lockdownSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.lockdown' });
-
-        Main.sessionMode.connect('updated', this._sessionUpdated.bind(this));
-    }
-
-    get isRecording() {
-        return this._recorders.size > 0;
-    }
-
-    _ensureRecorderForSender(sender) {
-        let recorder = this._recorders.get(sender);
-        if (!recorder) {
-            recorder = new Shell.Recorder({ stage: global.stage,
-                                            display: global.display });
-            recorder._watchNameId =
-                Gio.bus_watch_name(Gio.BusType.SESSION, sender, 0, null,
-                                   this._onNameVanished.bind(this));
-            this._recorders.set(sender, recorder);
-            this.emit('updated');
-        }
-        return recorder;
-    }
-
-    _sessionUpdated() {
-        if (Main.sessionMode.allowScreencast)
-            return;
-
-        for (let sender of this._recorders.keys())
-            this._stopRecordingForSender(sender);
-    }
-
-    _onNameVanished(connection, name) {
-        this._stopRecordingForSender(name);
-    }
-
-    _stopRecordingForSender(sender) {
-        let recorder = this._recorders.get(sender);
-        if (!recorder)
-            return false;
-
-        Gio.bus_unwatch_name(recorder._watchNameId);
-        recorder.close();
-        this._recorders.delete(sender);
-        this.emit('updated');
-
-        return true;
-    }
-
-    _applyOptionalParameters(recorder, options) {
-        for (let option in options)
-            options[option] = options[option].deep_unpack();
-
-        if (options['pipeline'])
-            recorder.set_pipeline(options['pipeline']);
-        if (options['framerate'])
-            recorder.set_framerate(options['framerate']);
-        if ('draw-cursor' in options)
-            recorder.set_draw_cursor(options['draw-cursor']);
-    }
-
-    ScreencastAsync(params, invocation) {
-        let returnValue = [false, ''];
-        if (!Main.sessionMode.allowScreencast ||
-            this._lockdownSettings.get_boolean('disable-save-to-disk')) {
-            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
-            return;
-        }
-
-        let sender = invocation.get_sender();
-        let recorder = this._ensureRecorderForSender(sender);
-        if (!recorder.is_recording()) {
-            let [fileTemplate, options] = params;
-
-            recorder.set_file_template(fileTemplate);
-            this._applyOptionalParameters(recorder, options);
-            let [success, fileName] = recorder.record();
-            returnValue = [success, fileName ? fileName : ''];
-            if (!success)
-                this._stopRecordingForSender(sender);
-        }
-
-        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
-    }
-
-    ScreencastAreaAsync(params, invocation) {
-        let returnValue = [false, ''];
-        if (!Main.sessionMode.allowScreencast ||
-            this._lockdownSettings.get_boolean('disable-save-to-disk')) {
-            invocation.return_value(GLib.Variant.new('(bs)', returnValue));
-            return;
-        }
-
-        let sender = invocation.get_sender();
-        let recorder = this._ensureRecorderForSender(sender);
-
-        if (!recorder.is_recording()) {
-            let [x, y, width, height, fileTemplate, options] = params;
-
-            if (x < 0 || y < 0 ||
-                width <= 0 || height <= 0 ||
-                x + width > global.screen_width ||
-                y + height > global.screen_height) {
-                invocation.return_error_literal(Gio.IOErrorEnum,
-                                                Gio.IOErrorEnum.CANCELLED,
-                                                "Invalid params");
-                return;
-            }
-
-            recorder.set_file_template(fileTemplate);
-            recorder.set_area(x, y, width, height);
-            this._applyOptionalParameters(recorder, options);
-            let [success, fileName] = recorder.record();
-            returnValue = [success, fileName ? fileName : ''];
-            if (!success)
-                this._stopRecordingForSender(sender);
-        }
-
-        invocation.return_value(GLib.Variant.new('(bs)', returnValue));
-    }
-
-    StopScreencastAsync(params, invocation) {
-        let success = this._stopRecordingForSender(invocation.get_sender());
-        invocation.return_value(GLib.Variant.new('(b)', [success]));
-    }
-};
-Signals.addSignalMethods(ScreencastService.prototype);

js/ui/screenshot.js

@@ -1,7 +1,7 @@
 // -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported ScreenshotService */
 
-const { Clutter, Graphene, Gio, GObject, GLib, Meta, Shell, St } = imports.gi;
+const { Clutter, Gio, GObject, GLib, Meta, Shell, St } = imports.gi;
 
 const GrabHelper = imports.ui.grabHelper;
 const Lightbox = imports.ui.lightbox;
@@ -37,7 +37,9 @@ var ScreenshotService = class {
 
         let sender = invocation.get_sender();
         if (this._screenShooter.has(sender) || lockedDown) {
-            invocation.return_value(GLib.Variant.new('(bs)', [false, '']));
+            invocation.return_error_literal(
+                Gio.IOErrorEnum, Gio.IOErrorEnum.BUSY,
+                'There is an ongoing operation for this sender');
             return null;
         }
 
@@ -259,15 +261,13 @@ var ScreenshotService = class {
     }
 
     async PickColorAsync(params, invocation) {
-        let pickPixel = new PickPixel();
+        const screenshot = this._createScreenshot(invocation, false);
+        if (!screenshot)
+            return;
+
+        const pickPixel = new PickPixel(screenshot);
         try {
-            const coords = await pickPixel.pickAsync();
-
-            let screenshot = this._createScreenshot(invocation, false);
-            if (!screenshot)
-                return;
-
-            const [color] = await screenshot.pick_color(coords.x, coords.y);
+            const color = await pickPixel.pickAsync();
             const { red, green, blue } = color;
             const retval = GLib.Variant.new('(a{sv})', [{
                 color: GLib.Variant.new('(ddd)', [
@@ -276,12 +276,13 @@ var ScreenshotService = class {
                     blue / 255.0,
                 ]),
             }]);
-            this._removeShooterForSender(invocation.get_sender());
             invocation.return_value(retval);
         } catch (e) {
             invocation.return_error_literal(
                 Gio.IOErrorEnum, Gio.IOErrorEnum.CANCELLED,
                 'Operation was cancelled');
+        } finally {
+            this._removeShooterForSender(invocation.get_sender());
         }
     }
 };
@@ -379,12 +380,145 @@ class SelectArea extends St.Widget {
     }
 });
 
+var RecolorEffect = GObject.registerClass({
+    Properties: {
+        color: GObject.ParamSpec.boxed(
+            'color', 'color', 'replacement color',
+            GObject.ParamFlags.WRITABLE,
+            Clutter.Color.$gtype),
+        chroma: GObject.ParamSpec.boxed(
+            'chroma', 'chroma', 'color to replace',
+            GObject.ParamFlags.WRITABLE,
+            Clutter.Color.$gtype),
+        threshold: GObject.ParamSpec.float(
+            'threshold', 'threshold', 'threshold',
+            GObject.ParamFlags.WRITABLE,
+            0.0, 1.0, 0.0),
+        smoothing: GObject.ParamSpec.float(
+            'smoothing', 'smoothing', 'smoothing',
+            GObject.ParamFlags.WRITABLE,
+            0.0, 1.0, 0.0),
+    },
+}, class RecolorEffect extends Shell.GLSLEffect {
+    _init(params) {
+        this._color = new Clutter.Color();
+        this._chroma = new Clutter.Color();
+        this._threshold = 0;
+        this._smoothing = 0;
+
+        this._colorLocation = null;
+        this._chromaLocation = null;
+        this._thresholdLocation = null;
+        this._smoothingLocation = null;
+
+        super._init(params);
+
+        this._colorLocation = this.get_uniform_location('recolor_color');
+        this._chromaLocation = this.get_uniform_location('chroma_color');
+        this._thresholdLocation = this.get_uniform_location('threshold');
+        this._smoothingLocation = this.get_uniform_location('smoothing');
+
+        this._updateColorUniform(this._colorLocation, this._color);
+        this._updateColorUniform(this._chromaLocation, this._chroma);
+        this._updateFloatUniform(this._thresholdLocation, this._threshold);
+        this._updateFloatUniform(this._smoothingLocation, this._smoothing);
+    }
+
+    _updateColorUniform(location, color) {
+        if (!location)
+            return;
+
+        this.set_uniform_float(location,
+            3, [color.red / 255, color.green / 255, color.blue / 255]);
+        this.queue_repaint();
+    }
+
+    _updateFloatUniform(location, value) {
+        if (!location)
+            return;
+
+        this.set_uniform_float(location, 1, [value]);
+        this.queue_repaint();
+    }
+
+    set color(c) {
+        if (this._color.equal(c))
+            return;
+
+        this._color = c;
+        this.notify('color');
+
+        this._updateColorUniform(this._colorLocation, this._color);
+    }
+
+    set chroma(c) {
+        if (this._chroma.equal(c))
+            return;
+
+        this._chroma = c;
+        this.notify('chroma');
+
+        this._updateColorUniform(this._chromaLocation, this._chroma);
+    }
+
+    set threshold(value) {
+        if (this._threshold === value)
+            return;
+
+        this._threshold = value;
+        this.notify('threshold');
+
+        this._updateFloatUniform(this._thresholdLocation, this._threshold);
+    }
+
+    set smoothing(value) {
+        if (this._smoothing === value)
+            return;
+
+        this._smoothing = value;
+        this.notify('smoothing');
+
+        this._updateFloatUniform(this._smoothingLocation, this._smoothing);
+    }
+
+    vfunc_build_pipeline() {
+        // Conversion parameters from https://en.wikipedia.org/wiki/YCbCr
+        const decl = `
+            vec3 rgb2yCrCb(vec3 c) {                                \n
+                float y = 0.299 * c.r + 0.587 * c.g + 0.114 * c.b;  \n
+                float cr = 0.7133 * (c.r - y);                      \n
+                float cb = 0.5643 * (c.b - y);                      \n
+                return vec3(y, cr, cb);                             \n
+            }                                                       \n
+                                                                    \n
+            uniform vec3 chroma_color;                              \n
+            uniform vec3 recolor_color;                             \n
+            uniform float threshold;                                \n
+            uniform float smoothing;                                \n`;
+        const src = `
+            vec3 mask = rgb2yCrCb(chroma_color.rgb);                \n
+            vec3 yCrCb = rgb2yCrCb(cogl_color_out.rgb);             \n
+            float blend =                                           \n
+              smoothstep(threshold,                                 \n
+                         threshold + smoothing,                     \n
+                         distance(yCrCb.gb, mask.gb));              \n
+            cogl_color_out.rgb =                                    \n
+              mix(recolor_color, cogl_color_out.rgb, blend);        \n`;
+
+        this.add_glsl_snippet(Shell.SnippetHook.FRAGMENT, decl, src, false);
+    }
+});
+
 var PickPixel = GObject.registerClass(
 class PickPixel extends St.Widget {
-    _init() {
+    _init(screenshot) {
         super._init({ visible: false, reactive: true });
 
+        this._screenshot = screenshot;
+
         this._result = null;
+        this._color = null;
+        this._inPick = false;
 
         Main.uiGroup.add_actor(this);
 
@@ -393,16 +527,44 @@ class PickPixel extends St.Widget {
         let constraint = new Clutter.BindConstraint({ source: global.stage,
                                                       coordinate: Clutter.BindCoordinate.ALL });
         this.add_constraint(constraint);
+
+        const action = new Clutter.ClickAction();
+        action.connect('clicked', async () => {
+            await this._pickColor(...action.get_coords());
+            this._result = this._color;
+            this._grabHelper.ungrab();
+        });
+        this.add_action(action);
+
+        this._recolorEffect = new RecolorEffect({
+            chroma: new Clutter.Color({
+                red: 80,
+                green: 219,
+                blue: 181,
+            }),
+            threshold: 0.04,
+            smoothing: 0.07,
+        });
+        this._previewCursor = new St.Icon({
+            icon_name: 'color-pick',
+            icon_size: Meta.prefs_get_cursor_size(),
+            effect: this._recolorEffect,
+            visible: false,
+        });
+        Main.uiGroup.add_actor(this._previewCursor);
     }
 
     async pickAsync() {
-        global.display.set_cursor(Meta.Cursor.CROSSHAIR);
+        global.display.set_cursor(Meta.Cursor.BLANK);
         Main.uiGroup.set_child_above_sibling(this, null);
         this.show();
 
+        this._pickColor(...global.get_pointer());
+
         await this._grabHelper.grabAsync({ actor: this });
 
         global.display.set_cursor(Meta.Cursor.DEFAULT);
+        this._previewCursor.destroy();
 
         GLib.idle_add(GLib.PRIORITY_DEFAULT, () => {
             this.destroy();
@@ -412,10 +574,25 @@ class PickPixel extends St.Widget {
         return this._result;
     }
 
-    vfunc_button_release_event(buttonEvent) {
-        let { x, y } = buttonEvent;
-        this._result = new Graphene.Point({ x, y });
-        this._grabHelper.ungrab();
+    async _pickColor(x, y) {
+        if (this._inPick)
+            return;
+
+        this._inPick = true;
+        this._previewCursor.set_position(x, y);
+        [this._color] = await this._screenshot.pick_color(x, y);
+        this._inPick = false;
+
+        if (!this._color)
+            return;
+
+        this._recolorEffect.color = this._color;
+        this._previewCursor.show();
+    }
+
+    vfunc_motion_event(motionEvent) {
+        const { x, y } = motionEvent;
+        this._pickColor(x, y);
         return Clutter.EVENT_PROPAGATE;
     }
 });

js/ui/scripting.js

@@ -21,16 +21,13 @@ const { loadInterfaceXML } = imports.misc.fileUtils;
 // When scripting an automated test we want to make a series of calls
 // in a linear fashion, but we also want to be able to let the main
 // loop run so actions can finish. For this reason we write the script
-// as a generator function that yields when it want to let the main
+// as an async function that uses await when it wants to let the main
 // loop run.
 //
-//    yield Scripting.sleep(1000);
+//    await Scripting.sleep(1000);
 //    main.overview.show();
-//    yield Scripting.waitLeisure();
+//    await Scripting.waitLeisure();
 //
-// While it isn't important to the person writing the script, the actual
-// yielded result is a function that the caller uses to provide the
-// callback for resuming the script.
 
 /**
  * sleep:
@@ -285,13 +282,11 @@ function _collect(scriptModule, outputFile) {
 }
 
 async function _runPerfScript(scriptModule, outputFile) {
-    for (let step of scriptModule.run()) {
-        try {
-            await step; // eslint-disable-line no-await-in-loop
-        } catch (err) {
-            log(`Script failed: ${err}\n${err.stack}`);
-            Meta.exit(Meta.ExitCode.ERROR);
-        }
+    try {
+        await scriptModule.run();
+    } catch (err) {
+        log(`Script failed: ${err}\n${err.stack}`);
+        Meta.exit(Meta.ExitCode.ERROR);
     }
 
     try {

js/ui/search.js

@@ -13,11 +13,10 @@ const Util = imports.misc.util;
 const SEARCH_PROVIDERS_SCHEMA = 'org.gnome.desktop.search-providers';
 
 var MAX_LIST_SEARCH_RESULTS_ROWS = 5;
-var MAX_GRID_SEARCH_RESULTS_ROWS = 1;
 
 var MaxWidthBox = GObject.registerClass(
 class MaxWidthBox extends St.BoxLayout {
-    vfunc_allocate(box, flags) {
+    vfunc_allocate(box) {
         let themeNode = this.get_theme_node();
         let maxWidth = themeNode.get_max_width();
         let availWidth = box.x2 - box.x1;
@@ -29,7 +28,7 @@ class MaxWidthBox extends St.BoxLayout {
             adjustedBox.x2 -= Math.floor(excessWidth / 2);
         }
 
-        super.vfunc_allocate(adjustedBox, flags);
+        super.vfunc_allocate(adjustedBox);
     }
 });
 
@@ -349,18 +348,140 @@ class ListSearchResults extends SearchResultsBase {
     }
 });
 
+var GridSearchResultsLayout = GObject.registerClass({
+    Properties: {
+        'spacing': GObject.ParamSpec.int('spacing', 'Spacing', 'Spacing',
+            GObject.ParamFlags.READWRITE, 0, GLib.MAXINT32, 0),
+    },
+}, class GridSearchResultsLayout extends Clutter.LayoutManager {
+    _init() {
+        super._init();
+        this._spacing = 0;
+    }
+
+    vfunc_set_container(container) {
+        this._container = container;
+    }
+
+    vfunc_get_preferred_width(container, forHeight) {
+        let minWidth = 0;
+        let natWidth = 0;
+        let first = true;
+
+        for (let child of container) {
+            if (!child.visible)
+                continue;
+
+            const [childMinWidth, childNatWidth] = child.get_preferred_width(forHeight);
+
+            minWidth = Math.max(minWidth, childMinWidth);
+            natWidth += childNatWidth;
+
+            if (first)
+                first = false;
+            else
+                natWidth += this._spacing;
+        }
+
+        return [minWidth, natWidth];
+    }
+
+    vfunc_get_preferred_height(container, forWidth) {
+        let minHeight = 0;
+        let natHeight = 0;
+
+        for (let child of container) {
+            if (!child.visible)
+                continue;
+
+            const [childMinHeight, childNatHeight] = child.get_preferred_height(forWidth);
+
+            minHeight = Math.max(minHeight, childMinHeight);
+            natHeight = Math.max(natHeight, childNatHeight);
+        }
+
+        return [minHeight, natHeight];
+    }
+
+    vfunc_allocate(container, box) {
+        const width = box.get_width();
+
+        const childBox = new Clutter.ActorBox();
+        childBox.x1 = 0;
+        childBox.y1 = 0;
+
+        let first = true;
+        for (let child of container) {
+            if (!child.visible)
+                continue;
+
+            if (first)
+                first = false;
+            else
+                childBox.x1 += this._spacing;
+
+            const [childWidth] = child.get_preferred_width(-1);
+            const [childHeight] = child.get_preferred_height(-1);
+            childBox.set_size(childWidth, childHeight);
+
+            if (childBox.x1 + childWidth > width)
+                return;
+
+            child.allocate(childBox);
+
+            childBox.x1 += childWidth;
+        }
+    }
+
+    columnsForWidth(width) {
+        if (!this._container)
+            return -1;
+
+        const [minWidth] = this.get_preferred_width(this._container, -1);
+
+        if (minWidth === 0)
+            return -1;
+
+        let nCols = 0;
+        while (width > minWidth) {
+            width -= minWidth;
+            if (nCols > 0)
+                width -= this._spacing;
+            nCols++;
+        }
+
+        return nCols;
+    }
+
+    get spacing() {
+        return this._spacing;
+    }
+
+    set spacing(v) {
+        if (this._spacing === v)
+            return;
+        this._spacing = v;
+        this.layout_changed();
+    }
+});
+
 var GridSearchResults = GObject.registerClass(
 class GridSearchResults extends SearchResultsBase {
     _init(provider, resultsView) {
         super._init(provider, resultsView);
 
-        this._grid = new IconGrid.IconGrid({ rowLimit: MAX_GRID_SEARCH_RESULTS_ROWS,
-                                             xAlign: St.Align.START });
+        this._grid = new St.Widget({ style_class: 'grid-search-results' });
+        this._grid.layout_manager = new GridSearchResultsLayout();
 
-        this._bin = new St.Bin({ x_align: Clutter.ActorAlign.CENTER });
-        this._bin.set_child(this._grid);
+        this._grid.connect('style-changed', () => {
+            const node = this._grid.get_theme_node();
+            this._grid.layout_manager.spacing = node.get_length('spacing');
+        });
 
-        this._resultDisplayBin.set_child(this._bin);
+        this._resultDisplayBin.set_child(new St.Bin({
+            child: this._grid,
+            x_align: Clutter.ActorAlign.CENTER,
+        }));
     }
 
     _onDestroy() {
@@ -400,12 +521,11 @@ class GridSearchResults extends SearchResultsBase {
         if (width == 0)
             return -1;
 
-        let nCols = this._grid.columnsForWidth(width);
-        return nCols * this._grid.getRowLimit();
+        return this._grid.layout_manager.columnsForWidth(width);
     }
 
     _clearResultDisplay() {
-        this._grid.removeAll();
+        this._grid.remove_all_children();
     }
 
     _createResultDisplay(meta) {
@@ -414,14 +534,15 @@ class GridSearchResults extends SearchResultsBase {
     }
 
     _addItem(display) {
-        this._grid.addItem(display);
+        this._grid.add_child(display);
     }
 
     getFirstResult() {
-        if (this._grid.visibleItemsCount() > 0)
-            return this._grid.getItemAtIndex(0);
-        else
-            return null;
+        for (let child of this._grid) {
+            if (child.visible)
+                return child;
+        }
+        return null;
     }
 });
 

js/ui/sessionMode.js

@@ -113,10 +113,10 @@ function _loadMode(file, info) {
     }
 
     _modes[modeName] = {};
-    let propBlacklist = ['unlockDialog'];
+    const  excludedProps = ['unlockDialog'];
     for (let prop in _modes[DEFAULT_MODE]) {
         if (newMode[prop] !== undefined &&
-            !propBlacklist.includes(prop))
+            !excludedProps.includes(prop))
             _modes[modeName][prop] = newMode[prop];
     }
     _modes[modeName]['isPrimary'] = true;

js/ui/status/brightness.js

@@ -48,7 +48,9 @@ class Indicator extends PanelMenu.SystemIndicator {
         this._item.connect('key-press-event', (actor, event) => {
             return this._slider.emit('key-press-event', event);
         });
-
+        this._item.connect('scroll-event', (actor, event) => {
+            return this._slider.emit('scroll-event', event);
+        });
     }
 
     _sliderChanged() {

js/ui/status/keyboard.js

@@ -805,8 +805,8 @@ class InputSourceIndicatorContainer extends St.Widget {
         }, [0, 0]);
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         // translate box to (0, 0)
         box.x2 -= box.x1;
@@ -815,7 +815,7 @@ class InputSourceIndicatorContainer extends St.Widget {
         box.y1 = 0;
 
         this.get_children().forEach(c => {
-            c.allocate_align_fill(box, 0.5, 0.5, false, false, flags);
+            c.allocate_align_fill(box, 0.5, 0.5, false, false);
         });
     }
 });

js/ui/status/location.js

@@ -225,10 +225,6 @@ class Indicator extends PanelMenu.SystemIndicator {
     }
 });
 
-function clamp(value, min, max) {
-    return Math.max(min, Math.min(max, value));
-}
-
 var AppAuthorizer = class {
     constructor(desktopId, reqAccuracyLevel, permStoreProxy, maxAccuracyLevel) {
         this.desktopId = desktopId;
@@ -313,9 +309,8 @@ var AppAuthorizer = class {
 
     _completeAuth() {
         if (this._accuracyLevel != GeoclueAccuracyLevel.NONE) {
-            this._accuracyLevel = clamp(this._accuracyLevel,
-                                        0,
-                                        this._maxAccuracyLevel);
+            this._accuracyLevel = Math.clamp(this._accuracyLevel,
+                0, this._maxAccuracyLevel);
         }
         this._saveToPermissionStore();
 

js/ui/status/network.js

@@ -15,6 +15,7 @@ const Util = imports.misc.util;
 
 const { loadInterfaceXML } = imports.misc.fileUtils;
 
+Gio._promisify(Gio.DBusConnection.prototype, 'call', 'call_finish');
 Gio._promisify(NM.Client, 'new_async', 'new_finish');
 Gio._promisify(NM.Client.prototype,
     'check_connectivity_async', 'check_connectivity_finish');
@@ -82,6 +83,30 @@ function ensureActiveConnectionProps(active) {
     }
 }
 
+function launchSettingsPanel(panel, ...args) {
+    const param = new GLib.Variant('(sav)',
+        [panel, args.map(s => new GLib.Variant('s', s))]);
+    const platformData = {
+        'desktop-startup-id': new GLib.Variant('s',
+            '_TIME%s'.format(global.get_current_time())),
+    };
+    try {
+        Gio.DBus.session.call(
+            'org.gnome.ControlCenter',
+            '/org/gnome/ControlCenter',
+            'org.freedesktop.Application',
+            'ActivateAction',
+            new GLib.Variant('(sava{sv})',
+                ['launch-panel', [param], platformData]),
+            null,
+            Gio.DBusCallFlags.NONE,
+            -1,
+            null);
+    } catch (e) {
+        log('Failed to launch Settings panel: %s'.format(e.message));
+    }
+}
+
 var NMConnectionItem = class {
     constructor(section, connection) {
         this._section = section;
@@ -539,8 +564,7 @@ var NMDeviceModem = class extends NMConnectionDevice {
     }
 
     _autoConnect() {
-        Util.spawn(['gnome-control-center', 'network',
-                    'connect-3g', this._device.get_path()]);
+        launchSettingsPanel('network', 'connect-3g', this._device.get_path());
     }
 
     destroy() {
@@ -931,8 +955,8 @@ class NMWirelessDialog extends ModalDialog.ModalDialog {
                 (accessPoints[0]._secType == NMAccessPointSecurity.WPA_ENT)) {
                 // 802.1x-enabled APs require further configuration, so they're
                 // handled in gnome-control-center
-                Util.spawn(['gnome-control-center', 'wifi', 'connect-8021x-wifi',
-                            this._device.get_path(), accessPoints[0].get_path()]);
+                launchSettingsPanel('wifi', 'connect-8021x-wifi',
+                    this._device.get_path(), accessPoints[0].get_path());
             } else {
                 let connection = new NM.SimpleConnection();
                 this._client.add_and_activate_connection_async(connection, this._device, accessPoints[0].get_path(), null, null);

js/ui/status/power.js

@@ -112,12 +112,12 @@ class Indicator extends PanelMenu.SystemIndicator {
         let chargingState = this._proxy.State == UPower.DeviceState.CHARGING
             ? '-charging' : '';
         let fillLevel = 10 * Math.floor(this._proxy.Percentage / 10);
-        let icon;
-        if (this._proxy.State == UPower.DeviceState.FULLY_CHARGED ||
-            fillLevel === 100)
-            icon = 'battery-level-100-charged-symbolic';
-        else
-            icon = 'battery-level-%d%s-symbolic'.format(fillLevel, chargingState);
+        const charged =
+            this._proxy.State === UPower.DeviceState.FULLY_CHARGED ||
+            (this._proxy.State === UPower.DeviceState.CHARGING && fillLevel === 100);
+        const icon = charged
+            ? 'battery-level-100-charged-symbolic'
+            : 'battery-level-%d%s-symbolic'.format(fillLevel, chargingState);
 
         // Make sure we fall back to fallback-icon-name and not GThemedIcon's
         // default fallbacks
@@ -139,7 +139,7 @@ class Indicator extends PanelMenu.SystemIndicator {
             label = _("%d\u2009%%").format(100);
         else
             label = _("%d\u2009%%").format(this._proxy.Percentage);
-        this._percentageLabel.clutter_text.set_markup('<span size="smaller">' + label + '</span>');
+        this._percentageLabel.text = label;
 
         // The status label
         this._item.label.text = this._getStatus();

js/ui/status/remoteAccess.js

@@ -24,7 +24,8 @@ class RemoteAccessApplet extends PanelMenu.SystemIndicator {
             return;
 
         this._handles = new Set();
-        this._indicator = null;
+        this._sharedIndicator = null;
+        this._recordingIndicator = null;
         this._menuSection = null;
 
         controller.connect('new-handle', (o, handle) => {
@@ -33,32 +34,49 @@ class RemoteAccessApplet extends PanelMenu.SystemIndicator {
     }
 
     _ensureControls() {
-        if (this._indicator)
+        if (this._sharedIndicator && this._recordingIndicator)
             return;
 
-        this._indicator = this._addIndicator();
-        this._indicator.icon_name = 'screen-shared-symbolic';
-        this._indicator.add_style_class_name('remote-access-indicator');
-        this._item =
+        this._sharedIndicator = this._addIndicator();
+        this._sharedIndicator.icon_name = 'screen-shared-symbolic';
+        this._sharedIndicator.add_style_class_name('remote-access-indicator');
+
+        this._sharedItem =
             new PopupMenu.PopupSubMenuMenuItem(_("Screen is Being Shared"),
                                                true);
-        this._item.menu.addAction(_("Turn off"),
-                                  () => {
-                                      for (let handle of this._handles)
-                                          handle.stop();
-                                  });
-        this._item.icon.icon_name = 'screen-shared-symbolic';
-        this.menu.addMenuItem(this._item);
+        this._sharedItem.menu.addAction(_("Turn off"),
+            () => {
+                for (let handle of this._handles) {
+                    if (!handle.is_recording)
+                        handle.stop();
+                }
+            });
+        this._sharedItem.icon.icon_name = 'screen-shared-symbolic';
+        this.menu.addMenuItem(this._sharedItem);
+
+        this._recordingIndicator = this._addIndicator();
+        this._recordingIndicator.icon_name = 'media-record-symbolic';
+        this._recordingIndicator.add_style_class_name('screencast-indicator');
+    }
+
+    _isScreenShared() {
+        return [...this._handles].some(handle => !handle.is_recording);
+    }
+
+    _isRecording() {
+        return [...this._handles].some(handle => handle.is_recording);
     }
 
     _sync() {
-        if (this._handles.size == 0) {
-            this._indicator.visible = false;
-            this._item.visible = false;
+        if (this._isScreenShared()) {
+            this._sharedIndicator.visible = true;
+            this._sharedItem.visible = true;
         } else {
-            this._indicator.visible = true;
-            this._item.visible = true;
+            this._sharedIndicator.visible = false;
+            this._sharedItem.visible = false;
         }
+
+        this._recordingIndicator.visible = this._isRecording();
     }
 
     _onStopped(handle) {
@@ -70,9 +88,7 @@ class RemoteAccessApplet extends PanelMenu.SystemIndicator {
         this._handles.add(handle);
         handle.connect('stopped', this._onStopped.bind(this));
 
-        if (this._handles.size == 1) {
-            this._ensureControls();
-            this._sync();
-        }
+        this._ensureControls();
+        this._sync();
     }
 });

js/ui/status/rfkill.js

@@ -86,6 +86,8 @@ class Indicator extends PanelMenu.SystemIndicator {
 
         Main.sessionMode.connect('updated', this._sessionUpdated.bind(this));
         this._sessionUpdated();
+
+        this._sync();
     }
 
     _sessionUpdated() {

js/ui/status/screencast.js

@@ -1,25 +0,0 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-/* exported Indicator */
-
-const GObject = imports.gi.GObject;
-
-const Main = imports.ui.main;
-const PanelMenu = imports.ui.panelMenu;
-
-var Indicator = GObject.registerClass(
-class Indicator extends PanelMenu.SystemIndicator {
-    _init() {
-        super._init();
-
-        this._indicator = this._addIndicator();
-        this._indicator.icon_name = 'media-record-symbolic';
-        this._indicator.add_style_class_name('screencast-indicator');
-        this._sync();
-
-        Main.screencastService.connect('updated', this._sync.bind(this));
-    }
-
-    _sync() {
-        this._indicator.visible = Main.screencastService.isRecording;
-    }
-});

js/ui/status/system.js

@@ -27,6 +27,8 @@ class Indicator extends PanelMenu.SystemIndicator {
             () => this._updateSessionSubMenu());
         this._powerOffItem.connect('notify::visible',
             () => this._updateSessionSubMenu());
+        this._restartItem.connect('notify::visible',
+            () => this._updateSessionSubMenu());
         // Whether shutdown is available or not depends on both lockdown
         // settings (disable-log-out) and Polkit policy - the latter doesn't
         // notify, so we update the menu item each time the menu opens or
@@ -52,6 +54,7 @@ class Indicator extends PanelMenu.SystemIndicator {
             this._loginScreenItem.visible ||
             this._logoutItem.visible ||
             this._suspendItem.visible ||
+            this._restartItem.visible ||
             this._powerOffItem.visible;
     }
 
@@ -70,9 +73,8 @@ class Indicator extends PanelMenu.SystemIndicator {
         this.menu.addMenuItem(item);
         this._orientationLockItem = item;
         this._systemActions.bind_property('can-lock-orientation',
-                                          this._orientationLockItem,
-                                          'visible',
-                                          bindFlags);
+            this._orientationLockItem, 'visible',
+            bindFlags);
         this._systemActions.connect('notify::orientation-lock-icon', () => {
             let iconName = this._systemActions.orientation_lock_icon;
             let labelText = this._systemActions.getName("lock-orientation");
@@ -84,8 +86,8 @@ class Indicator extends PanelMenu.SystemIndicator {
         let app = this._settingsApp = Shell.AppSystem.get_default().lookup_app(
             'gnome-control-center.desktop');
         if (app) {
-            let [icon, name] = [app.app_info.get_icon().names[0],
-                                app.get_name()];
+            const [icon] = app.app_info.get_icon().names;
+            const name = app.app_info.get_name();
             item = new PopupMenu.PopupImageMenuItem(name, icon);
             item.connect('activate', () => {
                 this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
@@ -107,41 +109,14 @@ class Indicator extends PanelMenu.SystemIndicator {
         this.menu.addMenuItem(item);
         this._lockScreenItem = item;
         this._systemActions.bind_property('can-lock-screen',
-                                          this._lockScreenItem,
-                                          'visible',
-                                          bindFlags);
+            this._lockScreenItem, 'visible',
+            bindFlags);
 
         this._sessionSubMenu = new PopupMenu.PopupSubMenuMenuItem(
             _('Power Off / Log Out'), true);
         this._sessionSubMenu.icon.icon_name = 'system-shutdown-symbolic';
 
-        item = new PopupMenu.PopupMenuItem(_("Log Out"));
-        item.connect('activate', () => {
-            this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
-            this._systemActions.activateLogout();
-        });
-        this._sessionSubMenu.menu.addMenuItem(item);
-        this._logoutItem = item;
-        this._systemActions.bind_property('can-logout',
-                                          this._logoutItem,
-                                          'visible',
-                                          bindFlags);
-
-        item = new PopupMenu.PopupMenuItem(_("Switch User…"));
-        item.connect('activate', () => {
-            this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
-            this._systemActions.activateSwitchUser();
-        });
-        this._sessionSubMenu.menu.addMenuItem(item);
-        this._loginScreenItem = item;
-        this._systemActions.bind_property('can-switch-user',
-                                          this._loginScreenItem,
-                                          'visible',
-                                          bindFlags);
-
-        this._sessionSubMenu.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-
-        item = new PopupMenu.PopupMenuItem(_("Suspend"));
+        item = new PopupMenu.PopupMenuItem(_('Suspend'));
         item.connect('activate', () => {
             this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
             this._systemActions.activateSuspend();
@@ -149,11 +124,21 @@ class Indicator extends PanelMenu.SystemIndicator {
         this._sessionSubMenu.menu.addMenuItem(item);
         this._suspendItem = item;
         this._systemActions.bind_property('can-suspend',
-                                          this._suspendItem,
-                                          'visible',
-                                          bindFlags);
+            this._suspendItem, 'visible',
+            bindFlags);
 
-        item = new PopupMenu.PopupMenuItem(_("Power Off…"));
+        item = new PopupMenu.PopupMenuItem(_('Restart…'));
+        item.connect('activate', () => {
+            this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
+            this._systemActions.activateRestart();
+        });
+        this._sessionSubMenu.menu.addMenuItem(item);
+        this._restartItem = item;
+        this._systemActions.bind_property('can-restart',
+            this._restartItem, 'visible',
+            bindFlags);
+
+        item = new PopupMenu.PopupMenuItem(_('Power Off…'));
         item.connect('activate', () => {
             this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
             this._systemActions.activatePowerOff();
@@ -161,9 +146,32 @@ class Indicator extends PanelMenu.SystemIndicator {
         this._sessionSubMenu.menu.addMenuItem(item);
         this._powerOffItem = item;
         this._systemActions.bind_property('can-power-off',
-                                          this._powerOffItem,
-                                          'visible',
-                                          bindFlags);
+            this._powerOffItem, 'visible',
+            bindFlags);
+
+        this._sessionSubMenu.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
+
+        item = new PopupMenu.PopupMenuItem(_('Log Out'));
+        item.connect('activate', () => {
+            this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
+            this._systemActions.activateLogout();
+        });
+        this._sessionSubMenu.menu.addMenuItem(item);
+        this._logoutItem = item;
+        this._systemActions.bind_property('can-logout',
+            this._logoutItem, 'visible',
+            bindFlags);
+
+        item = new PopupMenu.PopupMenuItem(_('Switch User…'));
+        item.connect('activate', () => {
+            this.menu.itemActivated(BoxPointer.PopupAnimation.NONE);
+            this._systemActions.activateSwitchUser();
+        });
+        this._sessionSubMenu.menu.addMenuItem(item);
+        this._loginScreenItem = item;
+        this._systemActions.bind_property('can-switch-user',
+            this._loginScreenItem, 'visible',
+            bindFlags);
 
         this.menu.addMenuItem(this._sessionSubMenu);
     }

js/ui/status/volume.js

@@ -56,9 +56,13 @@ var StreamSlider = class {
         this.item.connect('key-press-event', (actor, event) => {
             return this._slider.emit('key-press-event', event);
         });
+        this.item.connect('scroll-event', (actor, event) => {
+            return this._slider.emit('scroll-event', event);
+        });
 
         this._stream = null;
         this._volumeCancellable = null;
+        this._icons = [];
     }
 
     get stream() {
@@ -179,24 +183,15 @@ var StreamSlider = class {
         if (!this._stream)
             return null;
 
-        let icons = ["audio-volume-muted-symbolic",
-                     "audio-volume-low-symbolic",
-                     "audio-volume-medium-symbolic",
-                     "audio-volume-high-symbolic",
-                     "audio-volume-overamplified-symbolic"];
-
         let volume = this._stream.volume;
         let n;
         if (this._stream.is_muted || volume <= 0) {
             n = 0;
         } else {
             n = Math.ceil(3 * volume / this._control.get_vol_max_norm());
-            if (n < 1)
-                n = 1;
-            else if (n > 3)
-                n = 4;
+            n = Math.clamp(n, 1, this._icons.length - 1);
         }
-        return icons[n];
+        return this._icons[n];
     }
 
     getLevel() {
@@ -220,6 +215,13 @@ var OutputStreamSlider = class extends StreamSlider {
     constructor(control) {
         super(control);
         this._slider.accessible_name = _("Volume");
+        this._icons = [
+            'audio-volume-muted-symbolic',
+            'audio-volume-low-symbolic',
+            'audio-volume-medium-symbolic',
+            'audio-volume-high-symbolic',
+            'audio-volume-overamplified-symbolic',
+        ];
     }
 
     _connectStream(stream) {
@@ -271,6 +273,12 @@ var InputStreamSlider = class extends StreamSlider {
         this._control.connect('stream-added', this._maybeShowInput.bind(this));
         this._control.connect('stream-removed', this._maybeShowInput.bind(this));
         this._icon.icon_name = 'audio-input-microphone-symbolic';
+        this._icons = [
+            'microphone-sensitivity-muted-symbolic',
+            'microphone-sensitivity-low-symbolic',
+            'microphone-sensitivity-medium-symbolic',
+            'microphone-sensitivity-high-symbolic',
+        ];
     }
 
     _connectStream(stream) {
@@ -316,7 +324,7 @@ var VolumeMenu = class extends PopupMenu.PopupMenuSection {
 
         this._output = new OutputStreamSlider(this._control);
         this._output.connect('stream-updated', () => {
-            this.emit('icon-changed');
+            this.emit('output-icon-changed');
         });
         this.addMenuItem(this._output.item);
 
@@ -324,6 +332,9 @@ var VolumeMenu = class extends PopupMenu.PopupMenuSection {
         this._input.item.connect('notify::visible', () => {
             this.emit('input-visible-changed');
         });
+        this._input.connect('stream-updated', () => {
+            this.emit('input-icon-changed');
+        });
         this.addMenuItem(this._input.item);
 
         this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
@@ -340,7 +351,7 @@ var VolumeMenu = class extends PopupMenu.PopupMenuSection {
             this._readInput();
             this._readOutput();
         } else {
-            this.emit('icon-changed');
+            this.emit('output-icon-changed');
         }
     }
 
@@ -352,10 +363,14 @@ var VolumeMenu = class extends PopupMenu.PopupMenuSection {
         this._input.stream = this._control.get_default_source();
     }
 
-    getIcon() {
+    getOutputIcon() {
         return this._output.getIcon();
     }
 
+    getInputIcon() {
+        return this._input.getIcon();
+    }
+
     getLevel() {
         return this._output.getLevel();
     }
@@ -379,21 +394,24 @@ class Indicator extends PanelMenu.SystemIndicator {
 
         this._control = getMixerControl();
         this._volumeMenu = new VolumeMenu(this._control);
-        this._volumeMenu.connect('icon-changed', () => {
-            let icon = this._volumeMenu.getIcon();
+        this._volumeMenu.connect('output-icon-changed', () => {
+            let icon = this._volumeMenu.getOutputIcon();
 
             if (icon != null)
                 this._primaryIndicator.icon_name = icon;
             this._primaryIndicator.visible = icon !== null;
         });
 
-        this._inputIndicator.set({
-            icon_name: 'audio-input-microphone-symbolic',
-            visible: this._volumeMenu.getInputVisible(),
-        });
+        this._inputIndicator.visible = this._volumeMenu.getInputVisible();
         this._volumeMenu.connect('input-visible-changed', () => {
             this._inputIndicator.visible = this._volumeMenu.getInputVisible();
         });
+        this._volumeMenu.connect('input-icon-changed', () => {
+            let icon = this._volumeMenu.getInputIcon();
+
+            if (icon !== null)
+                this._inputIndicator.icon_name = icon;
+        });
 
         this.menu.addMenuItem(this._volumeMenu);
     }
@@ -403,7 +421,7 @@ class Indicator extends PanelMenu.SystemIndicator {
         if (result == Clutter.EVENT_PROPAGATE || this.menu.actor.mapped)
             return result;
 
-        let gicon = new Gio.ThemedIcon({ name: this._volumeMenu.getIcon() });
+        let gicon = new Gio.ThemedIcon({ name: this._volumeMenu.getOutputIcon() });
         let level = this._volumeMenu.getLevel();
         let maxLevel = this._volumeMenu.getMaxLevel();
         Main.osdWindowManager.show(-1, gicon, null, level, maxLevel);

js/ui/swipeTracker.js

@@ -28,10 +28,6 @@ const State = {
     SCROLLING: 1,
 };
 
-function clamp(value, min, max) {
-    return Math.max(min, Math.min(max, value));
-}
-
 const TouchpadSwipeGesture = GObject.registerClass({
     Properties: {
         'enabled': GObject.ParamSpec.boolean(
@@ -558,8 +554,8 @@ var SwipeTracker = GObject.registerClass({
 
         let firstPoint = this._snapPoints[0];
         let lastPoint = this._snapPoints[this._snapPoints.length - 1];
-        this._progress = clamp(this._progress, firstPoint, lastPoint);
-        this._progress = clamp(this._progress,
+        this._progress = Math.clamp(this._progress, firstPoint, lastPoint);
+        this._progress = Math.clamp(this._progress,
             this._initialProgress - 1, this._initialProgress + 1);
 
         this.emit('update', this._progress);
@@ -606,7 +602,7 @@ var SwipeTracker = GObject.registerClass({
 
         let duration = Math.abs((this._progress - endProgress) / velocity * DURATION_MULTIPLIER);
         if (duration > 0) {
-            duration = clamp(duration,
+            duration = Math.clamp(duration,
                 MIN_ANIMATION_DURATION, MAX_ANIMATION_DURATION);
         }
 

js/ui/switcherPopup.js

@@ -66,8 +66,8 @@ var SwitcherPopup = GObject.registerClass({
         this._disableHover();
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         let childBox = new Clutter.ActorBox();
         let primary = Main.layoutManager.primaryMonitor;
@@ -84,7 +84,7 @@ var SwitcherPopup = GObject.registerClass({
         childBox.x2 = Math.min(primary.x + primary.width - rightPadding, childBox.x1 + childNaturalWidth);
         childBox.y1 = primary.y + Math.floor((primary.height - childNaturalHeight) / 2);
         childBox.y2 = childBox.y1 + childNaturalHeight;
-        this._switcherList.allocate(childBox, flags);
+        this._switcherList.allocate(childBox);
     }
 
     _initialSelection(backward, _binding) {
@@ -591,8 +591,8 @@ var SwitcherList = GObject.registerClass({
         return themeNode.adjust_preferred_height(maxChildMin, maxChildNat);
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         let contentBox = this.get_theme_node().get_content_box(box);
         let width = contentBox.x2 - contentBox.x1;
@@ -606,7 +606,7 @@ var SwitcherList = GObject.registerClass({
         let childBox = new Clutter.ActorBox();
         let scrollable = minListWidth > width;
 
-        this._scrollView.allocate(contentBox, flags);
+        this._scrollView.allocate(contentBox);
 
         let arrowWidth = Math.floor(leftPadding / 3);
         let arrowHeight = arrowWidth * 2;
@@ -614,7 +614,7 @@ var SwitcherList = GObject.registerClass({
         childBox.y1 = this.height / 2 - arrowWidth;
         childBox.x2 = childBox.x1 + arrowWidth;
         childBox.y2 = childBox.y1 + arrowHeight;
-        this._leftArrow.allocate(childBox, flags);
+        this._leftArrow.allocate(childBox);
         this._leftArrow.opacity = this._scrollableLeft && scrollable ? 255 : 0;
 
         arrowWidth = Math.floor(rightPadding / 3);
@@ -623,7 +623,7 @@ var SwitcherList = GObject.registerClass({
         childBox.y1 = this.height / 2 - arrowWidth;
         childBox.x2 = childBox.x1 + arrowWidth;
         childBox.y2 = childBox.y1 + arrowHeight;
-        this._rightArrow.allocate(childBox, flags);
+        this._rightArrow.allocate(childBox);
         this._rightArrow.opacity = this._scrollableRight && scrollable ? 255 : 0;
     }
 });

js/ui/unlockDialog.js

@@ -405,7 +405,7 @@ class UnlockDialogLayout extends Clutter.LayoutManager {
         return this._stack.get_preferred_height(forWidth);
     }
 
-    vfunc_allocate(container, box, flags) {
+    vfunc_allocate(container, box) {
         let [width, height] = box.get_size();
 
         let tenthOfHeight = height / 10.0;
@@ -432,7 +432,7 @@ class UnlockDialogLayout extends Clutter.LayoutManager {
         actorBox.x2 = columnX1 + columnWidth;
         actorBox.y2 = actorBox.y1 + maxNotificationsHeight;
 
-        this._notifications.allocate(actorBox, flags);
+        this._notifications.allocate(actorBox);
 
         // Authentication Box
         let stackY = Math.min(
@@ -444,7 +444,7 @@ class UnlockDialogLayout extends Clutter.LayoutManager {
         actorBox.x2 = columnX1 + columnWidth;
         actorBox.y2 = stackY + stackHeight;
 
-        this._stack.allocate(actorBox, flags);
+        this._stack.allocate(actorBox);
 
         // Switch User button
         if (this._switchUserButton.visible) {
@@ -461,7 +461,7 @@ class UnlockDialogLayout extends Clutter.LayoutManager {
             actorBox.x2 = actorBox.x1 + natWidth;
             actorBox.y2 = actorBox.y1 + natHeight;
 
-            this._switchUserButton.allocate(actorBox, flags);
+            this._switchUserButton.allocate(actorBox);
         }
     }
 });
@@ -485,6 +485,7 @@ var UnlockDialog = GObject.registerClass({
         this._gdmClient = new Gdm.Client();
 
         this._adjustment = new St.Adjustment({
+            actor: this,
             lower: 0,
             upper: 2,
             page_size: 1,
@@ -524,6 +525,10 @@ var UnlockDialog = GObject.registerClass({
 
         this._bgManagers = [];
 
+        const themeContext = St.ThemeContext.get_for_stage(global.stage);
+        this._scaleChangedId = themeContext.connect('notify::scale-factor',
+            () => this._updateBackgroundEffects());
+
         this._updateBackgrounds();
         this._monitorsChangedId =
             Main.layoutManager.connect('monitors-changed', this._updateBackgrounds.bind(this));
@@ -566,9 +571,15 @@ var UnlockDialog = GObject.registerClass({
         this._otherUserButton.set_pivot_point(0.5, 0.5);
         this._otherUserButton.connect('clicked', this._otherUserClicked.bind(this));
 
-        let screenSaverSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.screensaver' });
-        screenSaverSettings.bind('user-switch-enabled',
-            this._otherUserButton, 'visible', Gio.SettingsBindFlags.GET);
+        this._screenSaverSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.screensaver' });
+
+        this._userSwitchEnabledId = this._screenSaverSettings.connect('changed::user-switch-enabled',
+            this._updateUserSwitchVisibility.bind(this));
+
+        this._userLoadedId = this._user.connect('notify::is-loaded',
+            this._updateUserSwitchVisibility.bind(this));
+
+        this._updateUserSwitchVisibility();
 
         // Main Box
         let mainBox = new St.Widget();
@@ -618,6 +629,7 @@ var UnlockDialog = GObject.registerClass({
             y: monitor.y,
             width: monitor.width,
             height: monitor.height,
+            effect: new Shell.BlurEffect({ name: 'blur' }),
         });
 
         let bgManager = new Background.BackgroundManager({
@@ -629,19 +641,17 @@ var UnlockDialog = GObject.registerClass({
         this._bgManagers.push(bgManager);
 
         this._backgroundGroup.add_child(widget);
+    }
 
+    _updateBackgroundEffects() {
         const themeContext = St.ThemeContext.get_for_stage(global.stage);
 
-        let effect = new Shell.BlurEffect({
-            brightness: BLUR_BRIGHTNESS,
-            sigma: BLUR_SIGMA * themeContext.scale_factor,
-        });
-
-        this._scaleChangedId = themeContext.connect('notify::scale-factor', () => {
-            effect.sigma = BLUR_SIGMA * themeContext.scale_factor;
-        });
-
-        widget.add_effect(effect);
+        for (const widget of this._backgroundGroup) {
+            widget.get_effect('blur').set({
+                brightness: BLUR_BRIGHTNESS,
+                sigma: BLUR_SIGMA * themeContext.scale_factor,
+            });
+        }
     }
 
     _updateBackgrounds() {
@@ -653,6 +663,7 @@ var UnlockDialog = GObject.registerClass({
 
         for (let i = 0; i < Main.layoutManager.monitors.length; i++)
             this._createBackground(i);
+        this._updateBackgroundEffects();
     }
 
     _ensureAuthPrompt() {
@@ -828,6 +839,21 @@ var UnlockDialog = GObject.registerClass({
             this._gdmClient = null;
             delete this._gdmClient;
         }
+
+        if (this._userLoadedId) {
+            this._user.disconnect(this._userLoadedId);
+            this._userLoadedId = 0;
+        }
+
+        if (this._userSwitchEnabledId) {
+            this._screenSaverSettings.disconnect(this._userSwitchEnabledId);
+            this._userSwitchEnabledId = 0;
+        }
+    }
+
+    _updateUserSwitchVisibility() {
+        this._otherUserButton.visible = this._userManager.can_switch() &&
+            this._screenSaverSettings.get_boolean('user-switch-enabled');
     }
 
     cancel() {

js/ui/userWidget.js

@@ -144,8 +144,8 @@ class UserWidgetLabel extends St.Widget {
         }
     }
 
-    vfunc_allocate(box, flags) {
-        this.set_allocation(box, flags);
+    vfunc_allocate(box) {
+        this.set_allocation(box);
 
         let availWidth = box.x2 - box.x1;
         let availHeight = box.y2 - box.y1;
@@ -164,7 +164,7 @@ class UserWidgetLabel extends St.Widget {
         childBox.x2 = availWidth;
         childBox.y2 = availHeight;
 
-        this._currentLabel.allocate(childBox, flags);
+        this._currentLabel.allocate(childBox);
     }
 
     vfunc_paint(paintContext) {