Ticket #2927: 2927.patch

_source/plugins/dialog/plugin.js

@@ -999 +999 @@
 
         // "Inherit" (copy actually) from CKEDITOR.event.
         CKEDITOR.event.implementOn( CKEDITOR.dialog );
-        CKEDITOR.event.implementOn( CKEDITOR.dialog.prototype );
+        CKEDITOR.event.implementOn( CKEDITOR.dialog.prototype, true );
 
         var defaultDialogDefinition =
         {

_source/core/editor_basic.js

@@ -174 +174 @@
         };
 
         // "Inherit" (copy actually) from CKEDITOR.event.
-        CKEDITOR.event.implementOn( CKEDITOR.editor.prototype );
+        CKEDITOR.event.implementOn( CKEDITOR.editor.prototype, true );
 }

_source/core/event.js

@@ -18 +18 @@
          */
         CKEDITOR.event = function()
         {
-                ( this._ || ( this._ = {} ) ).events = {};
+                //In case of preserving existed events
+                var preExistedEvents = this._   && this._.events;
+                if( !preExistedEvents )
+                        ( this._ || ( this._ = {} ) ).events = {};
         };
 
         /**
@@ -24 +27 @@
         /**
          * Implements the {@link CKEDITOR.event} features in an object.
          * @param {Object} targetObject The object in which implement the features.
+         * @param {Boolean} isTargetPrototype If the target is a prototype of
+         *            constructor, the internal 'events' object will not be copied,
+         *            which should be composed by the constructor itself.
          * @example
          * var myObject = { message : 'Example' };
          * <b>CKEDITOR.event.implementOn( myObject }</b>;
@@ -33 +39 @@
          *     });
          * myObject.fire( 'testEvent' );
          */
-        CKEDITOR.event.implementOn = function( targetObject )
+        CKEDITOR.event.implementOn = function( targetObject , isTargetPrototype)
         {
-                CKEDITOR.event.call( targetObject );
+                if( !isTargetPrototype )
+                        CKEDITOR.event.call( targetObject );
 
                 for ( var prop in CKEDITOR.event.prototype )
                 {

_source/core/command.js

@@ -48 +48 @@
         }
 }
 
-CKEDITOR.event.implementOn( CKEDITOR.command.prototype );
+CKEDITOR.event.implementOn( CKEDITOR.command.prototype, true );

_source/core/dom/domobject.js

@@ -192 +191 @@
         };
 
         // Implement CKEDITOR.event.
-        CKEDITOR.event.implementOn( domObjectProto );
+        CKEDITOR.event.implementOn( domObjectProto, true );
 
 })( CKEDITOR.dom.domObject.prototype );