gnome-shell/js/ui/windowmanager.js
2008-11-21 21:34:10 +00:00

126 lines
4.4 KiB
JavaScript

/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil; -*- */
const Clutter = imports.gi.Clutter;
const Mainloop = imports.mainloop;
const Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
const Tweener = imports.tweener.tweener;
const Main = imports.ui.main;
const SWITCH_ANIMATION_TIME = 0.5;
function WindowManager() {
this._init();
}
WindowManager.prototype = {
_init : function() {
let me = this;
this._global = Shell.global_get();
this._shellwm = this._global.window_manager;
this._switchData = null;
this._shellwm.connect('switch-workspace',
function(o, from, to, direction) {
let actors = me._shellwm.get_switch_workspace_actors();
me.switchWorkspace(actors, from, to, direction);
});
this._shellwm.connect('kill-switch-workspace',
function(o) {
me.switchWorkspaceDone();
});
},
switchWorkspace : function(windows, from, to, direction) {
/* @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 = this._global.screen_height;
else if (direction == Meta.MotionDirection.DOWN ||
direction == Meta.MotionDirection.DOWN_LEFT ||
direction == Meta.MotionDirection.DOWN_RIGHT)
yDest = -this._global.screen_height;
if (direction == Meta.MotionDirection.LEFT ||
direction == Meta.MotionDirection.UP_LEFT ||
direction == Meta.MotionDirection.DOWN_LEFT)
xDest = this._global.screen_width;
else if (direction == Meta.MotionDirection.RIGHT ||
direction == Meta.MotionDirection.UP_RIGHT ||
direction == Meta.MotionDirection.DOWN_RIGHT)
xDest = -this._global.screen_width;
let switchData = {};
this._switchData = switchData;
switchData.inGroup = new Clutter.Group();
switchData.outGroup = new Clutter.Group();
switchData.windows = [];
let wgroup = this._global.window_group;
wgroup.add_actor(switchData.inGroup);
wgroup.add_actor(switchData.outGroup);
for (let i = 0; i < windows.length; i++) {
let window = windows[i];
if (window.get_workspace() == from) {
switchData.windows.push({ window: window,
parent: window.get_parent() });
window.reparent(switchData.outGroup);
} else if (window.get_workspace() == to) {
switchData.windows.push({ window: window,
parent: window.get_parent() });
window.reparent(switchData.inGroup);
window.show_all();
}
}
switchData.inGroup.set_position(-xDest, -yDest);
switchData.inGroup.raise_top();
Tweener.addTween(switchData.outGroup,
{ x: xDest,
y: yDest,
time: SWITCH_ANIMATION_TIME,
transition: "easeOutBack",
onComplete: this.switchWorkspaceDone
});
Tweener.addTween(switchData.inGroup,
{ x: 0,
y: 0,
time: SWITCH_ANIMATION_TIME,
transition: "easeOutBack"
});
},
switchWorkspaceDone : function() {
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.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();
this._shellwm.completed_switch_workspace();
}
};