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background: don't leak background objects during quick changes

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We currently let some backgrounds "fall through the cracks" if
a bunch of change notifications come in at once.

This commit fixes that.

https://bugzilla.gnome.org/show_bug.cgi?id=697395
This commit is contained in:
Ray Strode 2013-04-04 16:12:31 -04:00
parent 1ee88a2878
commit 9eae74357a
1 changed files with 6 additions and 2 deletions
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8
js/ui/background.js
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@ -742,11 +742,15 @@ const BackgroundManager = new Lang.Class({
time: FADE_ANIMATION_TIME,
transition: 'easeOutQuad',
onComplete: Lang.bind(this, function() {
if (this.background == background) {
if (this._newBackground == newBackground) {
this.background = newBackground;
this._newBackground = null;
background.actor.destroy();
} else {
newBackground.actor.destroy();
}
background.actor.destroy();
this.emit('changed');
})
});