Bug 122173 Can't drag and drop a data set column to report design layout editor
With 20051227's build, I can't bind a data set column to a table cell by drag & drop it from data explorer. This is a show stopper that we need to have it fixed.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/util/DNDUtil.java
if ( array.length == 1 )
			{
				return handleValidateTargetCanContain( targetObj, array[0],
						validateContainer );
			}
			int canContainAll = CONTAIN_NO;
			for ( int i = 0; i < array.length; i++ )
			{
				int canContain = handleValidateTargetCanContain( targetObj,
						array[i], validateContainer );
				if ( i == 0 )
				{
					canContainAll = canContain;
				}
				if ( canContain == CONTAIN_NO || canContain != canContainAll )
				{
					return CONTAIN_NO;
				}
			}
			return canContainAll;
		}
		else
		{
			
			if ( transferData instanceof DesignElementHandle )
			{
				return handleValidateTargetCanContainByContainer( targetObj,
						(DesignElementHandle) transferData, validateContainer );
			}
			else if ( transferData instanceof ColumnBandData )