Bug 124599 Shortcut delete and menu delete act different in table column.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/TableUtil.java
*/
	public static List getSelectionCells( TableEditPart part )
	{
		List list = part.getViewer( ).getSelectedEditParts( );
		List temp = new ArrayList( );
		int size = list.size( );
		for ( int i = 0; i < size; i++ )
		{
			if ( list.get( i ) instanceof TableCellEditPart )
			{
				temp.add( list.get( i ) );
			}
		}
		return temp;
	}
	/**
	 * @param list
	 * @return
	 */
	public static ISelection filletCellInSelectionEditorpart(ISelection selection)
	{
		if ( selection == null || !( selection instanceof IStructuredSelection ) )
			return new StructuredSelection( Collections.EMPTY_LIST );
		List list = ( (IStructuredSelection) selection ).toList( );
		ArrayList retValue = new ArrayList(list); 
		boolean hasRowOrColumn = false;
		int size = list.size( );
		for ( int i = 0; i < size; i++ )
		{
			Object obj = list.get(i);