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panel: prevent blink of current app indicator

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If new current app is null, show animation of disappearing old.
https://bugzilla.gnome.org/show_bug.cgi?id=615099
This commit is contained in:
Maxim Ermilov 2011-03-08 20:46:43 +03:00
parent edabafc0fc
commit 69d6ae4141
1 changed files with 45 additions and 19 deletions
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48
js/ui/panel.js
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@ -244,6 +244,10 @@ AppMenuButton.prototype = {
let bin = new St.Bin({ name: 'appMenu' });
this.actor.set_child(bin);
this.actor.reactive = false;
this._targetIsCurrent = false;
this._container = new Shell.GenericContainer();
bin.set_child(this._container);
this._container.connect('get-preferred-width', Lang.bind(this, this._getContentPreferredWidth));
@ -501,13 +505,6 @@ AppMenuButton.prototype = {
lastStartedApp = this._startingApps[i];
let focusedApp = tracker.focus_app;
let targetApp = focusedApp != null ? focusedApp : lastStartedApp;
if (targetApp == this._targetApp) {
if (targetApp && targetApp.get_state() != Shell.AppState.STARTING)
this.stopAnimation();
return;
}
this._stopAnimation();
if (!focusedApp) {
// If the app has just lost focus to the panel, pretend
@ -517,27 +514,56 @@ AppMenuButton.prototype = {
return;
}
let targetApp = focusedApp != null ? focusedApp : lastStartedApp;
if (targetApp == null) {
if (!this._targetIsCurrent)
return;
this.actor.reactive = false;
this._targetIsCurrent = false;
Tweener.removeTweens(this.actor);
Tweener.addTween(this.actor, { opacity: 0,
time: Overview.ANIMATION_TIME,
transition: 'easeOutQuad' });
return;
}
if (!this._targetIsCurrent) {
this.actor.reactive = true;
this._targetIsCurrent = true;
Tweener.removeTweens(this.actor);
Tweener.addTween(this.actor, { opacity: 255,
time: Overview.ANIMATION_TIME,
transition: 'easeOutQuad' });
}
if (targetApp == this._targetApp) {
if (targetApp && targetApp.get_state() != Shell.AppState.STARTING)
this.stopAnimation();
return;
}
this._stopAnimation();
if (this._iconBox.child != null)
this._iconBox.child.destroy();
this._iconBox.hide();
this._label.setText('');
this.actor.reactive = false;
this._targetApp = targetApp;
if (targetApp != null) {
let icon = targetApp.get_faded_icon(2 * PANEL_ICON_SIZE);
this._label.setText(targetApp.get_name());
// TODO - _quit() doesn't really work on apps in state STARTING yet
this._quitMenu.label.set_text(_("Quit %s").format(targetApp.get_name()));
this.actor.reactive = true;
this._iconBox.set_child(icon);
this._iconBox.show();
if (targetApp.get_state() == Shell.AppState.STARTING)
this.startAnimation();
}
this.emit('changed');
}