X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/530ef4b6c5b943cfa68b779d11cf7de29aa878bf..0494b8d9b9bb03ab6c22b34dae81261e3cd7e3e6:/src/dd/DragZone.js

diff --git a/src/dd/DragZone.js b/src/dd/DragZone.js
index cc10a48d..a43d719d 100644
--- a/src/dd/DragZone.js
+++ b/src/dd/DragZone.js
@@ -1,8 +1,8 @@
 /*!
- * Ext JS Library 3.2.1
- * Copyright(c) 2006-2010 Ext JS, Inc.
- * licensing@extjs.com
- * http://www.extjs.com/license
+ * Ext JS Library 3.3.1
+ * Copyright(c) 2006-2010 Sencha Inc.
+ * licensing@sencha.com
+ * http://www.sencha.com/license
  */
 /**
  * @class Ext.dd.DragZone
@@ -62,14 +62,15 @@ myDataView.on('render', function(v) {
  * @param {Mixed} el The container element
  * @param {Object} config
  */
-Ext.dd.DragZone = function(el, config){
-    Ext.dd.DragZone.superclass.constructor.call(this, el, config);
-    if(this.containerScroll){
-        Ext.dd.ScrollManager.register(this.el);
-    }
-};
-
-Ext.extend(Ext.dd.DragZone, Ext.dd.DragSource, {
+Ext.dd.DragZone = Ext.extend(Ext.dd.DragSource, {
+    
+    constructor : function(el, config){
+        Ext.dd.DragZone.superclass.constructor.call(this, el, config);
+        if(this.containerScroll){
+            Ext.dd.ScrollManager.register(this.el);
+        }
+    },
+    
     /**
      * This property contains the data representing the dragged object. This data is set up by the implementation
      * of the {@link #getDragData} method. It must contain a <tt>ddel</tt> property, but can contain
@@ -129,5 +130,12 @@ Ext.extend(Ext.dd.DragZone, Ext.dd.DragSource, {
      */
     getRepairXY : function(e){
         return Ext.Element.fly(this.dragData.ddel).getXY();  
+    },
+    
+    destroy : function(){
+        Ext.dd.DragZone.superclass.destroy.call(this);
+        if(this.containerScroll){
+            Ext.dd.ScrollManager.unregister(this.el);
+        }
     }
 });
\ No newline at end of file