super.dispose( );
	public void widgetDisposed( DisposeEvent e )	{		// Not dispose other widgets any more		cmpTask = null;		chartModel = null;		previewPainter = null;		sSubType = null;		sType = null;		sDimension = null;		vSubTypeNames = null;		orientation = Orientation.VERTICAL_LITERAL;		if ( whiteColor != null && !whiteColor.isDisposed( ) )		{			whiteColor.dispose( );			whiteColor = null;		}	}