From: Jasper St. Pierre <jstpierre@mecheye.net>
Date: Thu, 14 Mar 2013 21:06:17 +0000 (-0400)
Subject: background: Fix a bug with empty animations
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~1013^2^2~4462
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=8edd7ad32e83698ac5703851947eecffd5b14c2d;p=gnome-shell.git

background: Fix a bug with empty animations

Arrays always evaluate to true, even empty arrays,
so we need to check the length to make sure we have
no files.

https://bugzilla.gnome.org/show_bug.cgi?id=695882
---

diff --git a/js/ui/background.js b/js/ui/background.js
index e86dd6e07..bfe06a526 100644
--- a/js/ui/background.js
+++ b/js/ui/background.js
@@ -387,7 +387,7 @@ const Background = new Lang.Class({
         this._animation.update(this._layoutManager.monitors[this._monitorIndex]);
         let files = this._animation.keyFrameFiles;
 
-        if (!files) {
+        if (files.length == 0) {
             this._setLoaded();
             this._queueUpdateAnimation();
             return;