         
         dispatchChangeEvent("typicalItemChanged");
     }
-    
 
     /**
      *  Clears cached column width data that had been based on the 

    private var dataProviderChanged:Boolean;
    
    [Bindable("dataProviderChanged")]
    
    /**
     *  A list of data items that correspond to the rows in the grid.   

    
    [Bindable("selectionChange")]
    [Bindable("valueCommit")]
    [Inspectable(category="General")]

    /**
     *  If <code>selectionMode</code> is <code>GridSelectionMode.SINGLE_ROW</code> 
