             // the enter key is down, but the keyCode is 229 instead of the enter key code.
             // Thanks to Yukari for this little trick...
             if (endEdit(DataGridEventReason.NEW_ROW) && !dontEdit)
+            {
                 findNextEnterItemRenderer(event);
+                if (focusManager)
+                    focusManager.defaultButtonEnabled = false;
+            }
         }
     }
 

        {
            addEventListener(FocusEvent.KEY_FOCUS_CHANGE, keyFocusChangeHandler);
            addEventListener(MouseEvent.MOUSE_DOWN, mouseFocusChangeHandler);
            
            if (focusManager)
                focusManager.defaultButtonEnabled = false;
        }

        if (event.target != this)


        // listen for keyStrokes on the itemEditorInstance (which lets the grid supervise for ESC/ENTER)
        DisplayObject(itemEditorInstance).addEventListener(KeyboardEvent.KEY_DOWN, editorKeyDownHandler);
        if (focusManager)
            focusManager.defaultButtonEnabled = false;
        // we disappear on any mouse down outside the editor
        systemManager.getSandboxRoot().
            addEventListener(MouseEvent.MOUSE_DOWN, editorMouseDownHandler, true, 0, true);
