     /**
      *  @private
      */
-    private static const DATA_PROVIDER_PROPERTY_FLAG:uint = 1 << 4;
-    
-    /**
-     *  @private
-     */
-    private static const ITEM_RENDERER_PROPERTY_FLAG:uint = 1 << 5;
-    
-    /**
-     *  @private
-     */
-    private static const ITEM_RENDERER_FUNCTION_PROPERTY_FLAG:uint = 1 << 6;
+    private static const AUTO_LAYOUT_PROPERTY_FLAG:uint = 1 << 4;
+    
+    /**
+     *  @private
+     */
+    private static const DATA_PROVIDER_PROPERTY_FLAG:uint = 1 << 5;
+    
+    /**
+     *  @private
+     */
+    private static const ITEM_RENDERER_PROPERTY_FLAG:uint = 1 << 6;
+    
+    /**
+     *  @private
+     */
+    private static const ITEM_RENDERER_FUNCTION_PROPERTY_FLAG:uint = 1 << 7;
+    
+    /**
+     *  @private
+     */
+    private static const TYPICAL_ITEM_PROPERTY_FLAG:uint = 1 << 8;
 
     //--------------------------------------------------------------------------
     //

    //--------------------------------------------------------------------------
    
    //----------------------------------
    //  clipAndEnableScrolling
    //----------------------------------
    

    }
    
    //----------------------------------
    //  typicalItem
    //----------------------------------

    /**
     *  @copy mx.components.DataGroup#typicalItem
     */
    public function get typicalItem():Object
    {
        return (dataGroup) 
            ? dataGroup.typicalItem 
            : dataGroupProperties.typicalItem;
    }

    /**
     *  @private
     */
    public function set typicalItem(value:Object):void
    {
        if (dataGroup)
        {
            dataGroup.typicalItem = value;
            dataGroupProperties = BitFlagUtil.update(dataGroupProperties as uint, 
                                                     TYPICAL_ITEM_PROPERTY_FLAG, true);
        }
        else
            dataGroupProperties.typicalItem = value;
    }
    
    //----------------------------------
    //  verticalScrollPosition
    //----------------------------------
    
