Bug 167210 No change in 'TOC Item Expression' after select a group row[0001]
Description: No change in 'TOC Item Expression' after select a group row[0001] Build number: 2.2.0.v20061208-1310 Steps to reproduce: 1, Drag a dataset into layout 2, Select the table and insert a group on it. 3, In New Group, select a row as group row 4, Check the 'TOC Item Expression' Expected result: The row["XXXX"] in 'TOC Item Expression' after selecting 'Group On' Actual result: There is still blank in 'TOC Item Expression' Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/GroupDialog.java
pagebreakInsideCombo.setText( inputGroup.getPageBreakInside( ) );
		}
		else
		{
			pagebreakInsideCombo.select( index );
		}
		
		if ( inputGroup.repeatHeader( ) )
		{
			repeatHeaderButton.setSelection( true );
		}
		hideDetail.setSelection( inputGroup.hideDetail( ) );
		return true;
	}
	private void refreshColumnList( )
	{
		String selected = keyChooser.getText( );
		keyChooser.removeAll( );
		columnList = DEUtil.getVisiableColumnBindingsList( inputGroup );
		Iterator itor = columnList.iterator( );
		while ( itor.hasNext( ) )
		{
			keyChooser.add( ( (ComputedColumnHandle) itor.next( ) ).getName( ) );
		}
		int newIndex = keyChooser.indexOf( selected );
		if ( newIndex != -1 )
		{
			keyChooser.select( newIndex );
		}
		else