gnome-shell/js/ui/windowManager.js
2013-12-16 12:48:53 -05:00

1168 lines
48 KiB
JavaScript

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Clutter = imports.gi.Clutter;
const GLib = imports.gi.GLib;
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const Mainloop = imports.mainloop;
const Meta = imports.gi.Meta;
const Pango = imports.gi.Pango;
const St = imports.gi.St;
const Shell = imports.gi.Shell;
const AltTab = imports.ui.altTab;
const WorkspaceSwitcherPopup = imports.ui.workspaceSwitcherPopup;
const Main = imports.ui.main;
const ModalDialog = imports.ui.modalDialog;
const Tweener = imports.ui.tweener;
const SHELL_KEYBINDINGS_SCHEMA = 'org.gnome.shell.keybindings';
const WINDOW_ANIMATION_TIME = 0.25;
const DIM_BRIGHTNESS = -0.3;
const DIM_TIME = 0.500;
const UNDIM_TIME = 0.250;
const DISPLAY_REVERT_TIMEOUT = 20; // in seconds - keep in sync with mutter
const ONE_SECOND = 1000; // in ms
const DisplayChangeDialog = new Lang.Class({
Name: 'DisplayChangeDialog',
Extends: ModalDialog.ModalDialog,
_init: function(wm) {
this.parent({ styleClass: 'prompt-dialog' });
this._wm = wm;
let mainContentBox = new St.BoxLayout({ style_class: 'prompt-dialog-main-layout',
vertical: false });
this.contentLayout.add(mainContentBox,
{ x_fill: true,
y_fill: true });
let icon = new St.Icon({ icon_name: 'preferences-desktop-display-symbolic' });
mainContentBox.add(icon,
{ x_fill: true,
y_fill: false,
x_align: St.Align.END,
y_align: St.Align.START });
let messageBox = new St.BoxLayout({ style_class: 'prompt-dialog-message-layout',
vertical: true });
mainContentBox.add(messageBox,
{ expand: true, y_align: St.Align.START });
let subjectLabel = new St.Label({ style_class: 'prompt-dialog-headline',
text: _("Do you want to keep these display settings?") });
messageBox.add(subjectLabel,
{ y_fill: false,
y_align: St.Align.START });
this._countDown = DISPLAY_REVERT_TIMEOUT;
let message = this._formatCountDown();
this._descriptionLabel = new St.Label({ style_class: 'prompt-dialog-description',
text: this._formatCountDown() });
this._descriptionLabel.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
this._descriptionLabel.clutter_text.line_wrap = true;
messageBox.add(this._descriptionLabel,
{ y_fill: true,
y_align: St.Align.START });
/* Translators: this and the following message should be limited in lenght,
to avoid ellipsizing the labels.
*/
this._cancelButton = this.addButton({ label: _("Revert Settings"),
action: Lang.bind(this, this._onFailure),
key: Clutter.Escape },
{ expand: true, x_fill: false, x_align: St.Align.START });
this._okButton = this.addButton({ label: _("Keep Changes"),
action: Lang.bind(this, this._onSuccess),
default: true },
{ expand: false, x_fill: false, x_align: St.Align.END });
this._timeoutId = Mainloop.timeout_add(ONE_SECOND, Lang.bind(this, this._tick));
},
close: function(timestamp) {
if (this._timeoutId > 0) {
Mainloop.source_remove(this._timeoutId);
this._timeoutId = 0;
}
this.parent(timestamp);
},
_formatCountDown: function() {
let fmt = ngettext("Settings changes will revert in %d second",
"Settings changes will revert in %d seconds");
return fmt.format(this._countDown);
},
_tick: function() {
this._countDown--;
if (this._countDown == 0) {
/* mutter already takes care of failing at timeout */
this._timeoutId = 0;
this.close();
return GLib.SOURCE_REMOVE;
}
this._descriptionLabel.text = this._formatCountDown();
return GLib.SOURCE_CONTINUE;
},
_onFailure: function() {
this._wm.complete_display_change(false);
this.close();
},
_onSuccess: function() {
this._wm.complete_display_change(true);
this.close();
},
});
const WindowDimmer = new Lang.Class({
Name: 'WindowDimmer',
_init: function(actor) {
this._brightnessEffect = new Clutter.BrightnessContrastEffect();
actor.add_effect(this._brightnessEffect);
this.actor = actor;
this._enabled = true;
this._dimFactor = 0.0;
this._syncEnabled();
},
_syncEnabled: function() {
this._brightnessEffect.enabled = (this._enabled && this._dimFactor > 0);
},
setEnabled: function(enabled) {
this._enabled = enabled;
this._syncEnabled();
},
set dimFactor(factor) {
this._dimFactor = factor;
this._brightnessEffect.set_brightness(factor * DIM_BRIGHTNESS);
this._syncEnabled();
},
get dimFactor() {
return this._dimFactor;
}
});
function getWindowDimmer(actor) {
let enabled = Meta.prefs_get_attach_modal_dialogs();
if (actor._windowDimmer)
actor._windowDimmer.setEnabled(enabled);
if (enabled) {
if (!actor._windowDimmer)
actor._windowDimmer = new WindowDimmer(actor);
return actor._windowDimmer;
} else {
return null;
}
}
/*
* When the last window closed on a workspace is a dialog or splash
* screen, we assume that it might be an initial window shown before
* the main window of an application, and give the app a grace period
* where it can map another window before we remove the workspace.
*/
const LAST_WINDOW_GRACE_TIME = 1000;
const WorkspaceTracker = new Lang.Class({
Name: 'WorkspaceTracker',
_init: function(wm) {
this._wm = wm;
this._workspaces = [];
this._checkWorkspacesId = 0;
let tracker = Shell.WindowTracker.get_default();
tracker.connect('startup-sequence-changed', Lang.bind(this, this._queueCheckWorkspaces));
global.screen.connect('notify::n-workspaces', Lang.bind(this, this._nWorkspacesChanged));
global.screen.connect('window-entered-monitor', Lang.bind(this, this._windowEnteredMonitor));
global.screen.connect('window-left-monitor', Lang.bind(this, this._windowLeftMonitor));
global.screen.connect('restacked', Lang.bind(this, this._windowsRestacked));
this._workspaceSettings = new Gio.Settings({ schema: Main.dynamicWorkspacesSchema });
this._workspaceSettings.connect('changed::dynamic-workspaces', Lang.bind(this, this._queueCheckWorkspaces));
this._nWorkspacesChanged();
},
_checkWorkspaces: function() {
let i;
let emptyWorkspaces = [];
if (!Meta.prefs_get_dynamic_workspaces()) {
this._checkWorkspacesId = 0;
return false;
}
for (i = 0; i < this._workspaces.length; i++) {
let lastRemoved = this._workspaces[i]._lastRemovedWindow;
if ((lastRemoved &&
(lastRemoved.get_window_type() == Meta.WindowType.SPLASHSCREEN ||
lastRemoved.get_window_type() == Meta.WindowType.DIALOG ||
lastRemoved.get_window_type() == Meta.WindowType.MODAL_DIALOG)) ||
this._workspaces[i]._keepAliveId)
emptyWorkspaces[i] = false;
else
emptyWorkspaces[i] = true;
}
let sequences = Shell.WindowTracker.get_default().get_startup_sequences();
for (i = 0; i < sequences.length; i++) {
let index = sequences[i].get_workspace();
if (index >= 0 && index <= global.screen.n_workspaces)
emptyWorkspaces[index] = false;
}
let windows = global.get_window_actors();
for (i = 0; i < windows.length; i++) {
let actor = windows[i];
let win = actor.get_meta_window();
if (win.is_on_all_workspaces())
continue;
let workspaceIndex = win.get_workspace().index();
emptyWorkspaces[workspaceIndex] = false;
}
// If we don't have an empty workspace at the end, add one
if (!emptyWorkspaces[emptyWorkspaces.length -1]) {
global.screen.append_new_workspace(false, global.get_current_time());
emptyWorkspaces.push(false);
}
let activeWorkspaceIndex = global.screen.get_active_workspace_index();
let removingCurrentWorkspace = (emptyWorkspaces[activeWorkspaceIndex] &&
activeWorkspaceIndex < emptyWorkspaces.length - 1);
if (removingCurrentWorkspace) {
// "Merge" the empty workspace we are removing with the one at the end
this._wm.blockAnimations();
}
// Delete other empty workspaces; do it from the end to avoid index changes
for (i = emptyWorkspaces.length - 2; i >= 0; i--) {
if (emptyWorkspaces[i])
global.screen.remove_workspace(this._workspaces[i], global.get_current_time());
}
if (removingCurrentWorkspace) {
global.screen.get_workspace_by_index(global.screen.n_workspaces - 1).activate(global.get_current_time());
this._wm.unblockAnimations();
}
this._checkWorkspacesId = 0;
return false;
},
keepWorkspaceAlive: function(workspace, duration) {
if (workspace._keepAliveId)
Mainloop.source_remove(workspace._keepAliveId);
workspace._keepAliveId = Mainloop.timeout_add(duration, Lang.bind(this, function() {
workspace._keepAliveId = 0;
this._queueCheckWorkspaces();
return GLib.SOURCE_REMOVE;
}));
},
_windowRemoved: function(workspace, window) {
workspace._lastRemovedWindow = window;
this._queueCheckWorkspaces();
Mainloop.timeout_add(LAST_WINDOW_GRACE_TIME, Lang.bind(this, function() {
if (workspace._lastRemovedWindow == window) {
workspace._lastRemovedWindow = null;
this._queueCheckWorkspaces();
}
return GLib.SOURCE_REMOVE;
}));
},
_windowLeftMonitor: function(metaScreen, monitorIndex, metaWin) {
// If the window left the primary monitor, that
// might make that workspace empty
if (monitorIndex == Main.layoutManager.primaryIndex)
this._queueCheckWorkspaces();
},
_windowEnteredMonitor: function(metaScreen, monitorIndex, metaWin) {
// If the window entered the primary monitor, that
// might make that workspace non-empty
if (monitorIndex == Main.layoutManager.primaryIndex)
this._queueCheckWorkspaces();
},
_windowsRestacked: function() {
// Figure out where the pointer is in case we lost track of
// it during a grab. (In particular, if a trayicon popup menu
// is dismissed, see if we need to close the message tray.)
global.sync_pointer();
},
_queueCheckWorkspaces: function() {
if (this._checkWorkspacesId == 0)
this._checkWorkspacesId = Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, this._checkWorkspaces));
},
_nWorkspacesChanged: function() {
let oldNumWorkspaces = this._workspaces.length;
let newNumWorkspaces = global.screen.n_workspaces;
if (oldNumWorkspaces == newNumWorkspaces)
return false;
let lostWorkspaces = [];
if (newNumWorkspaces > oldNumWorkspaces) {
let w;
// Assume workspaces are only added at the end
for (w = oldNumWorkspaces; w < newNumWorkspaces; w++)
this._workspaces[w] = global.screen.get_workspace_by_index(w);
for (w = oldNumWorkspaces; w < newNumWorkspaces; w++) {
let workspace = this._workspaces[w];
workspace._windowAddedId = workspace.connect('window-added', Lang.bind(this, this._queueCheckWorkspaces));
workspace._windowRemovedId = workspace.connect('window-removed', Lang.bind(this, this._windowRemoved));
}
} else {
// Assume workspaces are only removed sequentially
// (e.g. 2,3,4 - not 2,4,7)
let removedIndex;
let removedNum = oldNumWorkspaces - newNumWorkspaces;
for (let w = 0; w < oldNumWorkspaces; w++) {
let workspace = global.screen.get_workspace_by_index(w);
if (this._workspaces[w] != workspace) {
removedIndex = w;
break;
}
}
let lostWorkspaces = this._workspaces.splice(removedIndex, removedNum);
lostWorkspaces.forEach(function(workspace) {
workspace.disconnect(workspace._windowAddedId);
workspace.disconnect(workspace._windowRemovedId);
});
}
this._queueCheckWorkspaces();
return false;
}
});
const WindowManager = new Lang.Class({
Name: 'WindowManager',
_init : function() {
this._shellwm = global.window_manager;
this._minimizing = [];
this._maximizing = [];
this._unmaximizing = [];
this._mapping = [];
this._destroying = [];
this._movingWindow = null;
this._dimmedWindows = [];
this._animationBlockCount = 0;
this._allowedKeybindings = {};
this._switchData = null;
this._shellwm.connect('kill-switch-workspace', Lang.bind(this, this._switchWorkspaceDone));
this._shellwm.connect('kill-window-effects', Lang.bind(this, function (shellwm, actor) {
this._minimizeWindowDone(shellwm, actor);
this._maximizeWindowDone(shellwm, actor);
this._unmaximizeWindowDone(shellwm, actor);
this._mapWindowDone(shellwm, actor);
this._destroyWindowDone(shellwm, actor);
}));
this._shellwm.connect('switch-workspace', Lang.bind(this, this._switchWorkspace));
this._shellwm.connect('minimize', Lang.bind(this, this._minimizeWindow));
this._shellwm.connect('maximize', Lang.bind(this, this._maximizeWindow));
this._shellwm.connect('unmaximize', Lang.bind(this, this._unmaximizeWindow));
this._shellwm.connect('map', Lang.bind(this, this._mapWindow));
this._shellwm.connect('destroy', Lang.bind(this, this._destroyWindow));
this._shellwm.connect('filter-keybinding', Lang.bind(this, this._filterKeybinding));
this._shellwm.connect('confirm-display-change', Lang.bind(this, this._confirmDisplayChange));
this._workspaceSwitcherPopup = null;
this.setCustomKeybindingHandler('switch-to-workspace-left',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-right',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-up',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-down',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-left',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-right',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-up',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-down',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-1',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-2',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-3',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-4',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-5',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-6',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-7',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-8',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-9',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-10',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-11',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-to-workspace-12',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-1',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-2',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-3',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-4',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-5',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-6',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-7',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-8',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-9',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-10',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-11',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('move-to-workspace-12',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._showWorkspaceSwitcher));
this.setCustomKeybindingHandler('switch-applications',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startAppSwitcher));
this.setCustomKeybindingHandler('switch-group',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startAppSwitcher));
this.setCustomKeybindingHandler('switch-applications-backward',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startAppSwitcher));
this.setCustomKeybindingHandler('switch-group-backward',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startAppSwitcher));
this.setCustomKeybindingHandler('switch-windows',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startWindowSwitcher));
this.setCustomKeybindingHandler('switch-windows-backward',
Shell.KeyBindingMode.NORMAL,
Lang.bind(this, this._startWindowSwitcher));
this.setCustomKeybindingHandler('switch-panels',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW |
Shell.KeyBindingMode.LOCK_SCREEN |
Shell.KeyBindingMode.UNLOCK_SCREEN |
Shell.KeyBindingMode.LOGIN_SCREEN,
Lang.bind(this, this._startA11ySwitcher));
this.setCustomKeybindingHandler('switch-panels-backward',
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.OVERVIEW |
Shell.KeyBindingMode.LOCK_SCREEN |
Shell.KeyBindingMode.UNLOCK_SCREEN |
Shell.KeyBindingMode.LOGIN_SCREEN,
Lang.bind(this, this._startA11ySwitcher));
this.addKeybinding('open-application-menu',
new Gio.Settings({ schema: SHELL_KEYBINDINGS_SCHEMA }),
Meta.KeyBindingFlags.NONE,
Shell.KeyBindingMode.NORMAL |
Shell.KeyBindingMode.TOPBAR_POPUP,
Lang.bind(this, this._toggleAppMenu));
Main.overview.connect('showing', Lang.bind(this, function() {
for (let i = 0; i < this._dimmedWindows.length; i++)
this._undimWindow(this._dimmedWindows[i]);
}));
Main.overview.connect('hiding', Lang.bind(this, function() {
for (let i = 0; i < this._dimmedWindows.length; i++)
this._dimWindow(this._dimmedWindows[i]);
}));
if (Main.sessionMode.hasWorkspaces)
this._workspaceTracker = new WorkspaceTracker(this);
global.screen.override_workspace_layout(Meta.ScreenCorner.TOPLEFT,
false, -1, 1);
},
keepWorkspaceAlive: function(workspace, duration) {
if (!this._workspaceTracker)
return;
this._workspaceTracker.keepWorkspaceAlive(workspace, duration);
},
setCustomKeybindingHandler: function(name, modes, handler) {
if (Meta.keybindings_set_custom_handler(name, handler))
this.allowKeybinding(name, modes);
},
addKeybinding: function(name, settings, flags, modes, handler) {
let action = global.display.add_keybinding(name, settings, flags, handler);
if (action != Meta.KeyBindingAction.NONE)
this.allowKeybinding(name, modes);
return action;
},
removeKeybinding: function(name) {
if (global.display.remove_keybinding(name))
this.allowKeybinding(name, Shell.KeyBindingMode.NONE);
},
allowKeybinding: function(name, modes) {
this._allowedKeybindings[name] = modes;
},
blockAnimations: function() {
this._animationBlockCount++;
},
unblockAnimations: function() {
this._animationBlockCount = Math.max(0, this._animationBlockCount - 1);
},
_shouldAnimate: function() {
return !(Main.overview.visible || this._animationBlockCount > 0);
},
_shouldAnimateActor: function(actor) {
if (!this._shouldAnimate())
return false;
let windowType = actor.meta_window.get_window_type();
return windowType == Meta.WindowType.NORMAL ||
windowType == Meta.WindowType.MODAL_DIALOG;
},
_removeEffect : function(list, actor) {
let idx = list.indexOf(actor);
if (idx != -1) {
list.splice(idx, 1);
return true;
}
return false;
},
_minimizeWindow : function(shellwm, actor) {
if (!this._shouldAnimateActor(actor)) {
shellwm.completed_minimize(actor);
return;
}
actor.set_scale(1.0, 1.0);
this._minimizing.push(actor);
if (actor.meta_window.is_monitor_sized()) {
Tweener.addTween(actor,
{ opacity: 0,
time: WINDOW_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: this._minimizeWindowDone,
onCompleteScope: this,
onCompleteParams: [shellwm, actor],
onOverwrite: this._minimizeWindowOverwritten,
onOverwriteScope: this,
onOverwriteParams: [shellwm, actor]
});
} else {
let xDest, yDest, xScale, yScale;
let [success, geom] = actor.meta_window.get_icon_geometry();
if (success) {
xDest = geom.x;
yDest = geom.y;
xScale = geom.width / actor.width;
yScale = geom.height / actor.height;
} else {
let monitor = Main.layoutManager.monitors[actor.meta_window.get_monitor()];
xDest = monitor.x;
yDest = monitor.y;
if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL)
xDest += monitor.width;
xScale = 0;
yScale = 0;
}
Tweener.addTween(actor,
{ scale_x: xScale,
scale_y: yScale,
x: xDest,
y: yDest,
time: WINDOW_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: this._minimizeWindowDone,
onCompleteScope: this,
onCompleteParams: [shellwm, actor],
onOverwrite: this._minimizeWindowOverwritten,
onOverwriteScope: this,
onOverwriteParams: [shellwm, actor]
});
}
},
_minimizeWindowDone : function(shellwm, actor) {
if (this._removeEffect(this._minimizing, actor)) {
Tweener.removeTweens(actor);
actor.set_scale(1.0, 1.0);
actor.set_opacity(255);
actor.move_anchor_point_from_gravity(Clutter.Gravity.NORTH_WEST);
shellwm.completed_minimize(actor);
}
},
_minimizeWindowOverwritten : function(shellwm, actor) {
if (this._removeEffect(this._minimizing, actor)) {
shellwm.completed_minimize(actor);
}
},
_maximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) {
shellwm.completed_maximize(actor);
},
_maximizeWindowDone : function(shellwm, actor) {
},
_maximizeWindowOverwrite : function(shellwm, actor) {
},
_unmaximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) {
shellwm.completed_unmaximize(actor);
},
_unmaximizeWindowDone : function(shellwm, actor) {
},
_hasAttachedDialogs: function(window, ignoreWindow) {
var count = 0;
window.foreach_transient(function(win) {
if (win != ignoreWindow && win.is_attached_dialog())
count++;
return false;
});
return count != 0;
},
_checkDimming: function(window, ignoreWindow) {
let shouldDim = this._hasAttachedDialogs(window, ignoreWindow);
if (shouldDim && !window._dimmed) {
window._dimmed = true;
this._dimmedWindows.push(window);
if (!Main.overview.visible)
this._dimWindow(window);
} else if (!shouldDim && window._dimmed) {
window._dimmed = false;
this._dimmedWindows = this._dimmedWindows.filter(function(win) {
return win != window;
});
if (!Main.overview.visible)
this._undimWindow(window);
}
},
_dimWindow: function(window) {
let actor = window.get_compositor_private();
if (!actor)
return;
let dimmer = getWindowDimmer(actor);
if (!dimmer)
return;
Tweener.addTween(dimmer,
{ dimFactor: 1.0,
time: DIM_TIME,
transition: 'linear'
});
},
_undimWindow: function(window) {
let actor = window.get_compositor_private();
if (!actor)
return;
let dimmer = getWindowDimmer(actor);
if (!dimmer)
return;
Tweener.addTween(dimmer,
{ dimFactor: 0.0,
time: UNDIM_TIME,
transition: 'linear' });
},
_mapWindow : function(shellwm, actor) {
actor._windowType = actor.meta_window.get_window_type();
actor._notifyWindowTypeSignalId = actor.meta_window.connect('notify::window-type', Lang.bind(this, function () {
let type = actor.meta_window.get_window_type();
if (type == actor._windowType)
return;
if (type == Meta.WindowType.MODAL_DIALOG ||
actor._windowType == Meta.WindowType.MODAL_DIALOG) {
let parent = actor.get_meta_window().get_transient_for();
if (parent)
this._checkDimming(parent);
}
actor._windowType = type;
}));
if (!this._shouldAnimateActor(actor)) {
shellwm.completed_map(actor);
return;
}
if (actor.meta_window.is_attached_dialog()) {
/* Scale the window from the center of the parent */
this._checkDimming(actor.get_meta_window().get_transient_for());
actor.set_scale(1.0, 0.0);
actor.scale_gravity = Clutter.Gravity.CENTER;
actor.show();
this._mapping.push(actor);
Tweener.addTween(actor,
{ scale_y: 1,
time: WINDOW_ANIMATION_TIME,
transition: "easeOutQuad",
onComplete: this._mapWindowDone,
onCompleteScope: this,
onCompleteParams: [shellwm, actor],
onOverwrite: this._mapWindowOverwrite,
onOverwriteScope: this,
onOverwriteParams: [shellwm, actor]
});
} else {
/* Fade window in */
actor.opacity = 0;
actor.show();
this._mapping.push(actor);
Tweener.addTween(actor,
{ opacity: 255,
time: WINDOW_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: this._mapWindowDone,
onCompleteScope: this,
onCompleteParams: [shellwm, actor],
onOverwrite: this._mapWindowOverwrite,
onOverwriteScope: this,
onOverwriteParams: [shellwm, actor]
});
}
},
_mapWindowDone : function(shellwm, actor) {
if (this._removeEffect(this._mapping, actor)) {
Tweener.removeTweens(actor);
actor.opacity = 255;
actor.scale_y = 1;
shellwm.completed_map(actor);
}
},
_mapWindowOverwrite : function(shellwm, actor) {
if (this._removeEffect(this._mapping, actor)) {
shellwm.completed_map(actor);
}
},
_destroyWindow : function(shellwm, actor) {
let window = actor.meta_window;
if (actor._notifyWindowTypeSignalId) {
window.disconnect(actor._notifyWindowTypeSignalId);
actor._notifyWindowTypeSignalId = 0;
}
if (window._dimmed) {
this._dimmedWindows = this._dimmedWindows.filter(function(win) {
return win != window;
});
}
if (!this._shouldAnimateActor(actor)) {
shellwm.completed_destroy(actor);
return;
}
this._destroying.push(actor);
if (window.is_attached_dialog()) {
let parent = window.get_transient_for();
this._checkDimming(parent, window);
actor.set_scale(1.0, 1.0);
actor.scale_gravity = Clutter.Gravity.CENTER;
actor.show();
actor._parentDestroyId = parent.connect('unmanaged', Lang.bind(this, function () {
Tweener.removeTweens(actor);
this._destroyWindowDone(shellwm, actor);
}));
Tweener.addTween(actor,
{ scale_y: 0,
time: WINDOW_ANIMATION_TIME,
transition: "easeOutQuad",
onComplete: this._destroyWindowDone,
onCompleteScope: this,
onCompleteParams: [shellwm, actor],
onOverwrite: this._destroyWindowDone,
onOverwriteScope: this,
onOverwriteParams: [shellwm, actor]
});
return;
}
shellwm.completed_destroy(actor);
},
_destroyWindowDone : function(shellwm, actor) {
if (this._removeEffect(this._destroying, actor)) {
let parent = actor.get_meta_window().get_transient_for();
if (parent && actor._parentDestroyId) {
parent.disconnect(actor._parentDestroyId);
actor._parentDestroyId = 0;
}
shellwm.completed_destroy(actor);
}
},
_filterKeybinding: function(shellwm, binding) {
if (Main.keybindingMode == Shell.KeyBindingMode.NONE)
return true;
// There's little sense in implementing a keybinding in mutter and
// not having it work in NORMAL mode; handle this case generically
// so we don't have to explicitly allow all builtin keybindings in
// NORMAL mode.
if (Main.keybindingMode == Shell.KeyBindingMode.NORMAL &&
binding.is_builtin())
return false;
return !(this._allowedKeybindings[binding.get_name()] & Main.keybindingMode);
},
_switchWorkspace : function(shellwm, from, to, direction) {
if (!Main.sessionMode.hasWorkspaces || !this._shouldAnimate()) {
shellwm.completed_switch_workspace();
return;
}
let windows = global.get_window_actors();
/* @direction is the direction that the "camera" moves, so the
* screen contents have to move one screen's worth in the
* opposite direction.
*/
let xDest = 0, yDest = 0;
if (direction == Meta.MotionDirection.UP ||
direction == Meta.MotionDirection.UP_LEFT ||
direction == Meta.MotionDirection.UP_RIGHT)
yDest = global.screen_height - Main.panel.actor.height;
else if (direction == Meta.MotionDirection.DOWN ||
direction == Meta.MotionDirection.DOWN_LEFT ||
direction == Meta.MotionDirection.DOWN_RIGHT)
yDest = -global.screen_height + Main.panel.actor.height;
if (direction == Meta.MotionDirection.LEFT ||
direction == Meta.MotionDirection.UP_LEFT ||
direction == Meta.MotionDirection.DOWN_LEFT)
xDest = global.screen_width;
else if (direction == Meta.MotionDirection.RIGHT ||
direction == Meta.MotionDirection.UP_RIGHT ||
direction == Meta.MotionDirection.DOWN_RIGHT)
xDest = -global.screen_width;
let switchData = {};
this._switchData = switchData;
switchData.inGroup = new Clutter.Actor();
switchData.outGroup = new Clutter.Actor();
switchData.movingWindowBin = new Clutter.Actor();
switchData.windows = [];
let wgroup = global.window_group;
wgroup.add_actor(switchData.inGroup);
wgroup.add_actor(switchData.outGroup);
wgroup.add_actor(switchData.movingWindowBin);
for (let i = 0; i < windows.length; i++) {
let actor = windows[i];
let window = actor.get_meta_window();
if (!window.showing_on_its_workspace())
continue;
if (window.is_on_all_workspaces())
continue;
let record = { window: actor,
parent: actor.get_parent() };
if (this._movingWindow && window == this._movingWindow) {
switchData.movingWindow = record;
switchData.windows.push(switchData.movingWindow);
actor.reparent(switchData.movingWindowBin);
} else if (window.get_workspace().index() == from) {
switchData.windows.push(record);
actor.reparent(switchData.outGroup);
} else if (window.get_workspace().index() == to) {
switchData.windows.push(record);
actor.reparent(switchData.inGroup);
actor.show();
}
}
switchData.inGroup.set_position(-xDest, -yDest);
switchData.inGroup.raise_top();
switchData.movingWindowBin.raise_top();
Tweener.addTween(switchData.outGroup,
{ x: xDest,
y: yDest,
time: WINDOW_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: this._switchWorkspaceDone,
onCompleteScope: this,
onCompleteParams: [shellwm]
});
Tweener.addTween(switchData.inGroup,
{ x: 0,
y: 0,
time: WINDOW_ANIMATION_TIME,
transition: 'easeOutQuad'
});
},
_switchWorkspaceDone : function(shellwm) {
let switchData = this._switchData;
if (!switchData)
return;
this._switchData = null;
for (let i = 0; i < switchData.windows.length; i++) {
let w = switchData.windows[i];
if (w.window.is_destroyed()) // Window gone
continue;
if (w.window.get_parent() == switchData.outGroup) {
w.window.reparent(w.parent);
w.window.hide();
} else
w.window.reparent(w.parent);
}
Tweener.removeTweens(switchData.inGroup);
Tweener.removeTweens(switchData.outGroup);
switchData.inGroup.destroy();
switchData.outGroup.destroy();
switchData.movingWindowBin.destroy();
if (this._movingWindow)
this._movingWindow = null;
shellwm.completed_switch_workspace();
},
_startAppSwitcher : function(display, screen, window, binding) {
/* prevent a corner case where both popups show up at once */
if (this._workspaceSwitcherPopup != null)
this._workspaceSwitcherPopup.destroy();
let tabPopup = new AltTab.AppSwitcherPopup();
let modifiers = binding.get_modifiers();
let backwards = modifiers & Meta.VirtualModifier.SHIFT_MASK;
if (!tabPopup.show(backwards, binding.get_name(), binding.get_mask()))
tabPopup.destroy();
},
_startWindowSwitcher : function(display, screen, window, binding) {
/* prevent a corner case where both popups show up at once */
if (this._workspaceSwitcherPopup != null)
this._workspaceSwitcherPopup.destroy();
let tabPopup = new AltTab.WindowSwitcherPopup();
let modifiers = binding.get_modifiers();
let backwards = modifiers & Meta.VirtualModifier.SHIFT_MASK;
if (!tabPopup.show(backwards, binding.get_name(), binding.get_mask()))
tabPopup.destroy();
},
_startA11ySwitcher : function(display, screen, window, binding) {
let modifiers = binding.get_modifiers();
let backwards = modifiers & Meta.VirtualModifier.SHIFT_MASK;
Main.ctrlAltTabManager.popup(backwards, binding.get_name(), binding.get_mask());
},
_toggleAppMenu : function(display, screen, window, event, binding) {
Main.panel.toggleAppMenu();
},
_showWorkspaceSwitcher : function(display, screen, window, binding) {
if (!Main.sessionMode.hasWorkspaces)
return;
if (screen.n_workspaces == 1)
return;
let [action,,,target] = binding.get_name().split('-');
let newWs;
let direction;
if (isNaN(target)) {
direction = Meta.MotionDirection[target.toUpperCase()];
newWs = screen.get_active_workspace().get_neighbor(direction);
} else if (target > 0) {
target--;
newWs = screen.get_workspace_by_index(target);
if (screen.get_active_workspace().index() > target)
direction = Meta.MotionDirection.UP;
else
direction = Meta.MotionDirection.DOWN;
}
if (direction != Meta.MotionDirection.UP &&
direction != Meta.MotionDirection.DOWN)
return;
if (action == 'switch')
this.actionMoveWorkspace(newWs);
else
this.actionMoveWindow(window, newWs);
if (!Main.overview.visible) {
if (this._workspaceSwitcherPopup == null) {
this._workspaceSwitcherPopup = new WorkspaceSwitcherPopup.WorkspaceSwitcherPopup();
this._workspaceSwitcherPopup.connect('destroy', Lang.bind(this, function() {
this._workspaceSwitcherPopup = null;
}));
}
this._workspaceSwitcherPopup.display(direction, newWs.index());
}
},
actionMoveWorkspace: function(workspace) {
if (!Main.sessionMode.hasWorkspaces)
return;
let activeWorkspace = global.screen.get_active_workspace();
if (activeWorkspace != workspace)
workspace.activate(global.get_current_time());
},
actionMoveWindow: function(window, workspace) {
if (!Main.sessionMode.hasWorkspaces)
return;
let activeWorkspace = global.screen.get_active_workspace();
if (activeWorkspace != workspace) {
// This won't have any effect for "always sticky" windows
// (like desktop windows or docks)
this._movingWindow = window;
window.change_workspace(workspace);
global.display.clear_mouse_mode();
workspace.activate_with_focus (window, global.get_current_time());
}
},
_confirmDisplayChange: function() {
let dialog = new DisplayChangeDialog(this._shellwm);
dialog.open();
},
});