349 lines
12 KiB
JavaScript
349 lines
12 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 Mainloop = imports.mainloop;
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const Meta = imports.gi.Meta;
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const AltTab = imports.ui.altTab;
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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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let me = this;
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this._shellwm = global.window_manager;
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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',
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function(o, from, to, direction) {
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let actors = me._shellwm.get_switch_workspace_actors();
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me._switchWorkspace(actors, from, to, direction);
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});
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this._shellwm.connect('kill-switch-workspace',
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function(o) {
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me._switchWorkspaceDone();
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});
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this._shellwm.connect('minimize',
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function(o, actor) {
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me._minimizeWindow(actor);
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});
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this._shellwm.connect('kill-minimize',
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function(o, actor) {
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me._minimizeWindowDone(actor);
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});
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this._shellwm.connect('maximize',
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function(o, actor, tx, ty, tw, th) {
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me._maximizeWindow(actor, tx, ty, tw, th);
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});
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this._shellwm.connect('kill-maximize',
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function(o, actor) {
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me._maximizeWindowDone(actor);
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});
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this._shellwm.connect('unmaximize',
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function(o, actor, tx, ty, tw, th) {
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me._unmaximizeWindow(actor, tx, ty, tw, th);
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});
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this._shellwm.connect('kill-unmaximize',
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function(o, actor) {
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me._unmaximizeWindowDone(actor);
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});
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this._shellwm.connect('map',
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function(o, actor) {
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me._mapWindow(actor);
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});
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this._shellwm.connect('kill-map',
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function(o, actor) {
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me._mapWindowDone(actor);
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});
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this._shellwm.connect('destroy',
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function(o, actor) {
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me._destroyWindow(actor);
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});
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this._shellwm.connect('kill-destroy',
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function(o, actor) {
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me._destroyWindowDone(actor);
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});
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this._shellwm.connect('begin-alt-tab',
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function(o, handler) {
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me._beginAltTab(handler);
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});
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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(actor) {
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if (!this._shouldAnimate(actor)) {
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this._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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Tweener.addTween(actor,
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{ scale_x: 0.0,
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scale_y: 0.0,
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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: [actor],
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onOverwrite: this._minimizeWindowOverwritten,
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onOverwriteScope: this,
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onOverwriteParams: [actor]
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});
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},
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_minimizeWindowDone : function(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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this._shellwm.completed_minimize(actor);
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}
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},
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_minimizeWindowOverwritten : function(actor) {
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if (this._removeEffect(this._minimizing, actor)) {
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this._shellwm.completed_minimize(actor);
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}
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},
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_maximizeWindow : function(actor, targetX, targetY, targetWidth, targetHeight) {
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this._shellwm.completed_maximize(actor);
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},
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_maximizeWindowDone : function(actor) {
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},
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_maximizeWindowOverwrite : function(actor) {
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},
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_unmaximizeWindow : function(actor, targetX, targetY, targetWidth, targetHeight) {
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this._shellwm.completed_unmaximize(actor);
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},
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_unmaximizeWindowDone : function(actor) {
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},
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_mapWindow : function(actor) {
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if (!this._shouldAnimate(actor)) {
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this._shellwm.completed_map(actor);
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return;
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}
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actor.move_anchor_point_from_gravity(Clutter.Gravity.CENTER);
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actor.set_scale(0.0, 0.0);
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actor.show();
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/* scale window up from 0x0 to normal size */
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this._mapping.push(actor);
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Tweener.addTween(actor,
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{ scale_x: 1.0,
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scale_y: 1.0,
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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: [actor],
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onOverwrite: this._mapWindowOverwrite,
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onOverwriteScope: this,
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onOverwriteParams: [actor]
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});
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},
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_mapWindowDone : function(actor) {
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if (this._removeEffect(this._mapping, 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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this._shellwm.completed_map(actor);
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}
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},
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_mapWindowOverwrite : function(actor) {
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if (this._removeEffect(this._mapping, actor)) {
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this._shellwm.completed_map(actor);
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}
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},
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_destroyWindow : function(actor) {
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if (!this._shouldAnimate(actor)) {
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this._shellwm.completed_destroy(actor);
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return;
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}
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actor.move_anchor_point_from_gravity(Clutter.Gravity.CENTER);
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/* anachronistic 'tv-like' effect - squash on y axis, leave x alone */
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this._destroying.push(actor);
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Tweener.addTween(actor,
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{ scale_x: 1.0,
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scale_y: 0.0,
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time: WINDOW_ANIMATION_TIME,
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transition: "easeOutQuad",
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onComplete: this._destroyWindowDone,
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onCompleteScope: this,
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onCompleteParams: [actor],
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onOverwrite: this._destroyWindowOverwrite,
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onOverwriteScope: this,
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onOverwriteParams: [actor]
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});
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},
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_destroyWindowDone : function(actor) {
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if (this._removeEffect(this._destroying, actor)) {
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this._shellwm.completed_destroy(actor);
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Tweener.removeTweens(actor);
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actor.set_scale(1.0, 1.0);
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}
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},
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_destroyWindowOverwrite : function(actor) {
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if (this._removeEffect(this._destroying, actor)) {
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this._shellwm.completed_destroy(actor);
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}
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},
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_switchWorkspace : function(windows, from, to, direction) {
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if (!this._shouldAnimate()) {
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this._shellwm.completed_switch_workspace();
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return;
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}
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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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});
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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() {
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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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this._shellwm.completed_switch_workspace();
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},
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_beginAltTab : function(handler) {
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let popup = new AltTab.AltTabPopup();
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handler.connect('window-added', function(handler, window) { popup.addWindow(window); });
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handler.connect('show', function(handler, initialSelection) { popup.show(initialSelection); });
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handler.connect('destroy', function() { popup.destroy(); });
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handler.connect('notify::selected', function() { popup.select(handler.selected); });
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}
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};
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