703b21cef0
This is our convention. The only exceptions are double quotes for words in comments that give them a special meaning (though beware that these quotes are not truly necessary most of the time) and double quotes that need to be a part of the output string.
349 lines
13 KiB
JavaScript
349 lines
13 KiB
JavaScript
/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
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const Clutter = imports.gi.Clutter;
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const Lang = imports.lang;
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const Mainloop = imports.mainloop;
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const Meta = imports.gi.Meta;
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const Shell = imports.gi.Shell;
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const St = imports.gi.St;
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const AltTab = imports.ui.altTab;
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const WorkspaceSwitcherPopup = imports.ui.workspaceSwitcherPopup;
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const Main = imports.ui.main;
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const Tweener = imports.ui.tweener;
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const WINDOW_ANIMATION_TIME = 0.25;
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function WindowManager() {
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this._init();
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}
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WindowManager.prototype = {
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_init : function() {
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this._shellwm = global.window_manager;
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this._keyBindingHandlers = [];
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this._minimizing = [];
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this._maximizing = [];
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this._unmaximizing = [];
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this._mapping = [];
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this._destroying = [];
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this._switchData = null;
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this._shellwm.connect('switch-workspace', Lang.bind(this, this._switchWorkspace));
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this._shellwm.connect('kill-switch-workspace', Lang.bind(this, this._switchWorkspaceDone));
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this._shellwm.connect('minimize', Lang.bind(this, this._minimizeWindow));
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this._shellwm.connect('kill-minimize', Lang.bind(this, this._minimizeWindowDone));
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this._shellwm.connect('maximize', Lang.bind(this, this._maximizeWindow));
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this._shellwm.connect('kill-maximize', Lang.bind(this, this._maximizeWindowDone));
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this._shellwm.connect('unmaximize', Lang.bind(this, this._unmaximizeWindow));
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this._shellwm.connect('kill-unmaximize', Lang.bind(this, this._unmaximizeWindowDone));
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this._shellwm.connect('map', Lang.bind(this, this._mapWindow));
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this._shellwm.connect('kill-map', Lang.bind(this, this._mapWindowDone));
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this._shellwm.connect('destroy', Lang.bind(this, this._destroyWindow));
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this._shellwm.connect('kill-destroy', Lang.bind(this, this._destroyWindowDone));
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this._workspaceSwitcherPopup = null;
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this.setKeybindingHandler('switch_to_workspace_left', Lang.bind(this, this._showWorkspaceSwitcher));
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this.setKeybindingHandler('switch_to_workspace_right', Lang.bind(this, this._showWorkspaceSwitcher));
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this.setKeybindingHandler('switch_to_workspace_up', Lang.bind(this, this._showWorkspaceSwitcher));
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this.setKeybindingHandler('switch_to_workspace_down', Lang.bind(this, this._showWorkspaceSwitcher));
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this.setKeybindingHandler('switch_windows', Lang.bind(this, this._startAppSwitcher));
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},
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setKeybindingHandler: function(keybinding, handler){
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if (this._keyBindingHandlers[keybinding])
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this._shellwm.disconnect(this._keyBindingHandlers[keybinding]);
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else
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this._shellwm.takeover_keybinding(keybinding);
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this._keyBindingHandlers[keybinding] =
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this._shellwm.connect('keybinding::' + keybinding, handler);
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},
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_shouldAnimate : function(actor) {
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if (Main.overview.visible)
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return false;
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if (actor && (actor.get_window_type() != Meta.CompWindowType.NORMAL))
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return false;
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return true;
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},
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_removeEffect : function(list, actor) {
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let idx = list.indexOf(actor);
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if (idx != -1) {
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list.splice(idx, 1);
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return true;
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}
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return false;
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},
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_minimizeWindow : function(shellwm, actor) {
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if (!this._shouldAnimate(actor)) {
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shellwm.completed_minimize(actor);
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return;
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}
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actor.set_scale(1.0, 1.0);
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actor.move_anchor_point_from_gravity(Clutter.Gravity.CENTER);
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/* scale window down to 0x0.
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* maybe TODO: get icon geometry passed through and move the window towards it?
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*/
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this._minimizing.push(actor);
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let primary = global.get_primary_monitor();
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let xDest = primary.x;
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if (St.Widget.get_default_direction() == St.TextDirection.RTL)
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xDest += primary.width;
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Tweener.addTween(actor,
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{ scale_x: 0.0,
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scale_y: 0.0,
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x: xDest,
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y: 0,
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time: WINDOW_ANIMATION_TIME,
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transition: 'easeOutQuad',
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onComplete: this._minimizeWindowDone,
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onCompleteScope: this,
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onCompleteParams: [shellwm, actor],
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onOverwrite: this._minimizeWindowOverwritten,
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onOverwriteScope: this,
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onOverwriteParams: [shellwm, actor]
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});
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},
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_minimizeWindowDone : function(shellwm, actor) {
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if (this._removeEffect(this._minimizing, actor)) {
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Tweener.removeTweens(actor);
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actor.set_scale(1.0, 1.0);
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actor.move_anchor_point_from_gravity(Clutter.Gravity.NORTH_WEST);
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shellwm.completed_minimize(actor);
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}
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},
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_minimizeWindowOverwritten : function(shellwm, actor) {
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if (this._removeEffect(this._minimizing, actor)) {
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shellwm.completed_minimize(actor);
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}
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},
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_maximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) {
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shellwm.completed_maximize(actor);
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},
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_maximizeWindowDone : function(shellwm, actor) {
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},
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_maximizeWindowOverwrite : function(shellwm, actor) {
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},
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_unmaximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) {
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shellwm.completed_unmaximize(actor);
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},
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_unmaximizeWindowDone : function(shellwm, actor) {
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},
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_mapWindow : function(shellwm, actor) {
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if (!this._shouldAnimate(actor)) {
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shellwm.completed_map(actor);
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return;
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}
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actor.opacity = 0;
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actor.show();
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/* Fade window in */
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this._mapping.push(actor);
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Tweener.addTween(actor,
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{ opacity: 255,
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time: WINDOW_ANIMATION_TIME,
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transition: 'easeOutQuad',
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onComplete: this._mapWindowDone,
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onCompleteScope: this,
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onCompleteParams: [shellwm, actor],
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onOverwrite: this._mapWindowOverwrite,
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onOverwriteScope: this,
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onOverwriteParams: [shellwm, actor]
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});
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},
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_mapWindowDone : function(shellwm, actor) {
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if (this._removeEffect(this._mapping, actor)) {
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Tweener.removeTweens(actor);
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actor.opacity = 255;
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shellwm.completed_map(actor);
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}
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},
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_mapWindowOverwrite : function(shellwm, actor) {
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if (this._removeEffect(this._mapping, actor)) {
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shellwm.completed_map(actor);
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}
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},
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_destroyWindow : function(shellwm, actor) {
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shellwm.completed_destroy(actor);
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},
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_destroyWindowDone : function(shellwm, actor) {
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},
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_switchWorkspace : function(shellwm, from, to, direction) {
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if (!this._shouldAnimate()) {
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shellwm.completed_switch_workspace();
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return;
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}
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let windows = shellwm.get_switch_workspace_actors();
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/* @direction is the direction that the "camera" moves, so the
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* screen contents have to move one screen's worth in the
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* opposite direction.
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*/
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let xDest = 0, yDest = 0;
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if (direction == Meta.MotionDirection.UP ||
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direction == Meta.MotionDirection.UP_LEFT ||
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direction == Meta.MotionDirection.UP_RIGHT)
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yDest = global.screen_height;
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else if (direction == Meta.MotionDirection.DOWN ||
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direction == Meta.MotionDirection.DOWN_LEFT ||
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direction == Meta.MotionDirection.DOWN_RIGHT)
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yDest = -global.screen_height;
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if (direction == Meta.MotionDirection.LEFT ||
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direction == Meta.MotionDirection.UP_LEFT ||
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direction == Meta.MotionDirection.DOWN_LEFT)
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xDest = global.screen_width;
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else if (direction == Meta.MotionDirection.RIGHT ||
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direction == Meta.MotionDirection.UP_RIGHT ||
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direction == Meta.MotionDirection.DOWN_RIGHT)
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xDest = -global.screen_width;
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let switchData = {};
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this._switchData = switchData;
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switchData.inGroup = new Clutter.Group();
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switchData.outGroup = new Clutter.Group();
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switchData.windows = [];
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let wgroup = global.window_group;
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wgroup.add_actor(switchData.inGroup);
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wgroup.add_actor(switchData.outGroup);
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for (let i = 0; i < windows.length; i++) {
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let window = windows[i];
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if (!window.meta_window.showing_on_its_workspace())
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continue;
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if (window.get_workspace() == from) {
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switchData.windows.push({ window: window,
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parent: window.get_parent() });
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window.reparent(switchData.outGroup);
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} else if (window.get_workspace() == to) {
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switchData.windows.push({ window: window,
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parent: window.get_parent() });
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window.reparent(switchData.inGroup);
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window.show_all();
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}
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}
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switchData.inGroup.set_position(-xDest, -yDest);
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switchData.inGroup.raise_top();
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Tweener.addTween(switchData.outGroup,
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{ x: xDest,
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y: yDest,
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time: WINDOW_ANIMATION_TIME,
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transition: 'easeOutQuad',
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onComplete: this._switchWorkspaceDone,
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onCompleteScope: this,
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onCompleteParams: [shellwm]
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});
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Tweener.addTween(switchData.inGroup,
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{ x: 0,
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y: 0,
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time: WINDOW_ANIMATION_TIME,
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transition: 'easeOutQuad'
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});
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},
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_switchWorkspaceDone : function(shellwm) {
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let switchData = this._switchData;
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if (!switchData)
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return;
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this._switchData = null;
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for (let i = 0; i < switchData.windows.length; i++) {
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let w = switchData.windows[i];
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if (w.window.get_parent() == switchData.outGroup) {
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w.window.reparent(w.parent);
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w.window.hide();
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} else
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w.window.reparent(w.parent);
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}
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Tweener.removeTweens(switchData.inGroup);
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Tweener.removeTweens(switchData.outGroup);
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switchData.inGroup.destroy();
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switchData.outGroup.destroy();
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shellwm.completed_switch_workspace();
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},
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_startAppSwitcher : function(shellwm, binding, window, backwards) {
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/* prevent a corner case where both popups show up at once */
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if (this._workspaceSwitcherPopup != null)
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this._workspaceSwitcherPopup.actor.hide();
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let tabPopup = new AltTab.AltTabPopup();
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if (!tabPopup.show(backwards))
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tabPopup.destroy();
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},
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_showWorkspaceSwitcher : function(shellwm, binding, window, backwards) {
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/* We don't support this kind of layout */
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if (binding == 'switch_to_workspace_up' || binding == 'switch_to_workspace_down')
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return;
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if (global.screen.n_workspaces == 1)
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return;
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if (this._workspaceSwitcherPopup == null)
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this._workspaceSwitcherPopup = new WorkspaceSwitcherPopup.WorkspaceSwitcherPopup();
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if (binding == 'switch_to_workspace_left') {
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this.actionMoveWorkspaceLeft();
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}
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if (binding == 'switch_to_workspace_right') {
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this.actionMoveWorkspaceRight();
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}
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},
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actionMoveWorkspaceLeft: function() {
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let activeWorkspaceIndex = global.screen.get_active_workspace_index();
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if (activeWorkspaceIndex > 0) {
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global.screen.get_workspace_by_index(activeWorkspaceIndex - 1).activate(global.get_current_time());
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if (!Main.overview.visible)
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this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.LEFT, activeWorkspaceIndex - 1);
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} else if (!Main.overview.visible) {
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this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.LEFT, activeWorkspaceIndex);
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}
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},
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actionMoveWorkspaceRight: function() {
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let activeWorkspaceIndex = global.screen.get_active_workspace_index();
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if (activeWorkspaceIndex < global.screen.n_workspaces - 1) {
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global.screen.get_workspace_by_index(activeWorkspaceIndex + 1).activate(global.get_current_time());
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if (!Main.overview.visible)
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this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.RIGHT, activeWorkspaceIndex + 1);
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} else if (!Main.overview.visible) {
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this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.RIGHT, activeWorkspaceIndex);
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}
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}
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};
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