101 lines
3.5 KiB
JavaScript
101 lines
3.5 KiB
JavaScript
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/* -*- 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 Shell = imports.gi.Shell;
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const St = imports.gi.St;
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const Tweener = imports.ui.tweener;
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const ANIMATION_TIME = 0.075;
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const DISPLAY_TIMEOUT = 600;
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const LEFT = -1;
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const RIGHT = 1;
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function WorkspaceSwitcherPopup() {
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this._init();
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}
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WorkspaceSwitcherPopup.prototype = {
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_init : function() {
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this.actor = new Clutter.Group({ reactive: true,
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x: 0,
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y: 0,
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width: global.screen_width,
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height: global.screen_height });
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global.stage.add_actor(this.actor);
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this._container = new St.BoxLayout({ style_class: "workspace-switcher-container" });
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this._list = new St.BoxLayout({ style_class: "workspace-switcher" });
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this._redraw();
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this._container.add(this._list);
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this.actor.add_actor(this._container);
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this._position();
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this.actor.show();
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this._timeoutId = Mainloop.timeout_add(DISPLAY_TIMEOUT, Lang.bind(this, this._onTimeout));
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},
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_redraw : function(direction, activeWorkspaceIndex) {
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this._list.destroy_children();
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for (let i = 0; i < global.screen.n_workspaces; i++) {
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let indicator = null;
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if (i == activeWorkspaceIndex && direction == LEFT)
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indicator = new St.Bin({ style_class: 'ws-switcher-active-left' });
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else if(i == activeWorkspaceIndex && direction == RIGHT)
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indicator = new St.Bin({ style_class: 'ws-switcher-active-right' });
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else
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indicator = new St.Bin({ style_class: 'ws-switcher-box' });
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this._list.add(indicator);
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if (i < global.screen.n_workspaces - 1) {
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let spacer = new St.Bin({ style_class: 'ws-switcher-spacer' });
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this._list.add(spacer);
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}
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}
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},
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_position: function() {
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let focus = global.get_focus_monitor();
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this._container.x = focus.x + Math.floor((focus.width - this._container.width) / 2);
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this._container.y = focus.y + Math.floor((focus.height - this._container.height) / 2);
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},
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_show : function() {
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Tweener.addTween(this._container, { opacity: 255,
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time: ANIMATION_TIME,
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transition: "easeOutQuad"
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});
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this._position();
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this.actor.show();
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},
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display : function(direction, activeWorkspaceIndex) {
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this._redraw(direction, activeWorkspaceIndex);
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if (this._timeoutId != 0)
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Mainloop.source_remove(this._timeoutId);
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this._timeoutId = Mainloop.timeout_add(DISPLAY_TIMEOUT, Lang.bind(this, this._onTimeout));
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this._show();
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},
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_onTimeout : function() {
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Mainloop.source_remove(this._timeoutId);
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this._timeoutId = 0;
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Tweener.addTween(this._container, { opacity: 0.0,
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time: ANIMATION_TIME,
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transition: "easeOutQuad",
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onComplete: function() { this.actor.hide() },
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onCompleteScope: this
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});
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}
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};
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