Bug 182664 Cross Tab: resize column doesn't behave correctly
When user drag to resize a column, it supposes to effect on the left column only. Currently when user drag to resize column, many other columns are resized too, unexpectedly.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/TableEditPart.java
SessionHandleAdapter.getInstance( )
				.getMediator( )
				.notifyRequest( request );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.gef.EditPart#performRequest(org.eclipse.gef.Request)
	 */
	public void performRequest( Request request )
	{
		if ( RequestConstants.REQ_OPEN.equals( request.getType( ) ) )
		{
			Object obj = request.getExtendedData( )
					.get( DesignerConstants.TABLE_ROW_NUMBER );
			if ( obj != null )
			{
				int rowNum = ( (Integer) obj ).intValue( );
				RowHandle row = (RowHandle) getRow( rowNum );
				if ( row.getContainer( ) instanceof TableGroupHandle )
				{
					IAction action = new EditGroupAction( null,
							(TableGroupHandle) row.getContainer( ) );
					if ( action.isEnabled( ) )
					{
						action.run( );
					}
				}
			}