Bug 313297 XML data set fail in chart data preview
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/swt/CustomPreviewTable.java
{
		}
		public void mouseDown( MouseEvent e )
		{
		}
		public void mouseUp( MouseEvent e )
		{
			
			if ( bDragging )
			{
				updateScrollbars( );
				return;
			}
			this.bColumnSelection = false;
			if ( e.button != 3 )
			{
				
				
				this.iSelectedRow = e.y / ROW_HEIGHT + iVScroll;
				for ( int i = 0, iTmp = 0; i < columnWidths.size( ); i++ )
				{
					iTmp = getAdjustedLeftEdgeForColumn( i );
					if ( iTmp > e.x )
					{
						iColumnIndex = i - 1;
						break;
					}
					iColumnIndex = i;
				}
				if ( iColumnIndex >= 0 )