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
{
			apply( groupSlot.get( i ) );
			if ( currentElement != null )
			{
				GroupDesign group = (GroupDesign) currentElement;
				group.setGroupLevel( i );
				table.addGroup( group );
			}
		}
		
		SlotHandle detailSlot = handle.getDetail( );
		if ( detailSlot.getCount( ) > 0 )
		{
			TableBandDesign detail = createTableBand( detailSlot );
			detail.setBandType( TableBandDesign.BAND_DETAIL );
			table.setDetail( detail );
		}
		
		SlotHandle footerSlot = handle.getFooter( );
		if ( footerSlot.getCount( ) > 0 )
		{
			TableBandDesign footer = createTableBand( footerSlot );
			footer.setBandType( TableBandDesign.BAND_FOOTER );
			table.setFooter( footer );
		}
		new TableItemDesignLayout( ).layout( table );
		 
				
		
		TableBandDesign detail = (TableBandDesign) table.getDetail( );