Bug 147676 [regression]Visibility set in the first col will affect the second col
Description: Visibility set in the first col will affect the second col Steps to reproduce: 1. Insert a grid(3*3), insert contents to each cell. 2.Set the first col to hide all in visibility and preview Expected result: Only the first col is hidden. Actual result: The second col is hidden, too. If you set the second col in step2, the third col will disappear.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
listItem.setHeader( header );
			listItem.setRepeatHeader( handle.repeatHeader( ) );
		}
		
		SlotHandle groupsSlot = handle.getGroups( );
		for ( int i = 0; i < groupsSlot.getCount( ); i++ )
		{
			apply( groupsSlot.get( i ) );
			if ( currentElement != null )
			{
				GroupDesign group = (GroupDesign) currentElement;
				group.setGroupLevel(i);
				listItem.addGroup( group );
			}
		}
		
		SlotHandle detailSlot = handle.getDetail( );
		if ( detailSlot.getCount( ) > 0 )
		{
			ListBandDesign detail = createListBand( detailSlot );
			detail.setBandType( ListBandDesign.BAND_DETAIL );
			listItem.setDetail( detail );
		}
		
		SlotHandle footerSlot = handle.getFooter( );
		if ( footerSlot.getCount( ) > 0 )
		{
			ListBandDesign footer = createListBand( footerSlot );
			footer.setBandType( ListBandDesign.BAND_DETAIL );
			listItem.setFooter( footer );