Bug 136833 Group key is affected by Generate All button in group.
Description: Group key is affected by Generate All button in group. Steps to reproduce: 1. Insert a list 2. Add a group, select a group key, then click Generate All button. Actual result: Group key disappeared, you have to reset it.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/GroupDialog.java
}
		if ( DesignChoiceConstants.SORT_DIRECTION_ASC.equals( inputGroup.getSortDirection( ) ) )
		{
			ascending.setSelection( true );
		}
		else
		{
			descending.setSelection( true );
		}
		List list = new ArrayList( 1 );
		list.add( inputGroup );
		
		tocEditor.setText( UIUtil.convertToGUIString( inputGroup.getTocExpression( ) ) );
		index = getPagebreakBeforeIndex( inputGroup.getPageBreakBefore( ) );
		pagebreakBeforeCombo.select( index );
		index = getPagebreakAfterIndex( inputGroup.getPageBreakAfter( ) );
		pagebreakAfterCombo.select( index );
		if ( inputGroup.repeatHeader( ) )
		{
			repeatHeaderButton.setSelection( true );
		}
		hideDetail.setSelection( inputGroup.hideDetail( ) );
		inputGroup.addListener( this );
		return true;
	}
	private void refreshColumnList( )
	{
		keyChooser.removeAll( );
		columnList = DEUtil.getVisiableColumnBindingsList( inputGroup );
		Iterator itor = columnList.iterator( );