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
public void widgetSelected( SelectionEvent e )
			{
				intervalBaseText.setEnabled( intervalBaseButton.getSelection( ) );
			}
		} );
		intervalBaseText = new Text( composite, SWT.SINGLE | SWT.BORDER );
		intervalBaseText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		hideDetail = new Button( composite, SWT.CHECK );
		hideDetail.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		hideDetail.setText( GROUP_DLG_HIDE_DETAIL );
	}
	/**
	 * Creates the group area
	 * 
	 * @param parent
	 *            the parent composite
	 */
	private void createGroupArea( Composite parent )
	{
		Composite composite = new Composite( parent, SWT.NONE );
		GridData layoutData = new GridData( GridData.FILL_HORIZONTAL
				| GridData.VERTICAL_ALIGN_BEGINNING );
		layoutData.verticalSpan = 2;
		composite.setLayoutData( layoutData );
		composite.setLayout( new GridLayout( ) );
		Group includeGroup = new Group( composite, SWT.NONE );
		includeGroup.setText( GROUP_DLG_HEADER_FOOTER_LABEL );
		includeGroup.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		includeGroup.setLayout( new FillLayout( SWT.VERTICAL ) );
		Composite includeGroupComposite = new Composite( includeGroup, SWT.NONE );