From 3adc592778e9de69a99425e52bbe6c9d2882ba8b Mon Sep 17 00:00:00 2001
From: kangax <kangax@gmail.com>
Date: Fri, 30 Jul 2010 09:50:23 -0400
Subject: [PATCH] Make `loadFromDatalessJSON` set design background. Make sure
 its callback is invoked even if there are no objects in json.

---
 src/element.class.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/element.class.js b/src/element.class.js
index 945e4553..c13b8fbe 100644
--- a/src/element.class.js
+++ b/src/element.class.js
@@ -1544,6 +1544,8 @@
       
       this.clear();
 
+      // TODO: test this
+      this.backgroundColor = serialized.background;
       this._enlivenDatalessObjects(serialized.objects, callback);
     },
     
@@ -1561,6 +1563,10 @@
           numLoadedObjects = 0,
           numTotalObjects = objects.length;
       
+      if (numTotalObjects === 0 && callback) {
+        callback();
+      }
+      
       try {
         objects.forEach(function (obj, index) {