Make drag/drop save content immediately in seqs and verticals

2012-09-27 16:15:45 -04:00
parent fd7223bd87
commit b305c0bae2
7 changed files with 27 additions and 10 deletions
--- a/common/static/coffee/src/xmodule.coffee
+++ b/common/static/coffee/src/xmodule.coffee
@@ -37,14 +37,15 @@

 class @XModule.Descriptor

-  callbacks: []
-
  ###
  Register a callback method to be called when the state of this
  descriptor is updated. The callback will be passed the results
  of calling the save method on this descriptor.
  ###
  onUpdate: (callback) ->
+    if ! @callbacks?
+      @callbacks = []
+
    @callbacks.push(callback)

  ###