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
final Composite titleArea = new Composite( parent, SWT.NONE );
		FormLayout layout = new FormLayout( );
		layout.marginHeight = margins;
		layout.marginWidth = margins;
		titleArea.setLayout( layout );
		Display display = parent.getDisplay( );
		Color background = JFaceColors.getBannerBackground( display );
		GridData layoutData = new GridData( GridData.FILL_HORIZONTAL );
		layoutData.heightHint = 20 + ( margins * 3 );
		titleArea.setLayoutData( layoutData );
		titleArea.setBackground( background );
		titleArea.addPaintListener( new PaintListener( ) {
			public void paintControl( PaintEvent e )
			{
				e.gc.setForeground( titleArea.getDisplay( )
						.getSystemColor( SWT.COLOR_WIDGET_NORMAL_SHADOW ) );
				Rectangle bounds = titleArea.getClientArea( );
				bounds.height = bounds.height - 2;
				bounds.width = bounds.width - 1;
				e.gc.drawRectangle( bounds );
			}
		} );
		Label label = new Label( titleArea, SWT.NONE );
		label.setBackground( background );
		label.setFont( FontManager.getFont( label.getFont( ).toString( ),
				10,
				SWT.BOLD ) );
		label.setText( GROUP_DLG_AREA_MSG );
	}
	/**