Bug 138175 bookmark link set in drill through link should be saved in Hyperlink Options dialog.
Description: bookmark link set in drill through link should be saved in Hyperlink Options dialog. Steps to reproduce: 1. Define a drill through link with target bookmark selected. 2. Reopen Hyperlink Options dialog Result: The selected bookmark is gone but it is saved in xml source. Expected result: Target bookmark displayed in Hyperlink Options dialog.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HyperlinkBuilder.java
group.setLayout( layout );
		new Label( group, SWT.NONE ).setText( Messages.getString( "HyperlinkBuilder.DrillThroughLinkExpression" ) ); 
		bookmarkEditor = new Text( group, SWT.BORDER | SWT.READ_ONLY );
		bookmarkEditor.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		createExpressionButton( group, bookmarkEditor );
	}
	private void createDrillthroughSelectShowTarget( Composite container )
	{
		Group group = new Group( container, SWT.NONE );
		group.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		group.setText( Messages.getString( "HyperlinkBuilder.DrillThroughStep4" ) ); 
		group.setLayout( new GridLayout( ) );
		sameWindowButton = new Button( group, SWT.RADIO );
		sameWindowButton.setText( Messages.getString( "HyperlinkBuilder.DrillThroughSamewindow" ) ); 
		newWindowButton = new Button( group, SWT.RADIO );
		newWindowButton.setText( Messages.getString( "HyperlinkBuilder.DrillThroughNewWindow" ) ); 
	}
	private void createDrillthroughSelectFormat( Composite container )
	{
		Group group = new Group( container, SWT.NONE );
		group.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		group.setText( Messages.getString( "HyperlinkBuilder.DrillThroughStep5" ) ); 
		group.setLayout( new GridLayout( ) );
		htmlButton = new Button( group, SWT.RADIO );
		htmlButton.setText( Messages.getString( "HyperlinkBuilder.DrillThroughHtml" ) ); 
		pdfButton = new Button( group, SWT.RADIO );
		pdfButton.setText( Messages.getString( "HyperlinkBuilder.DrillThroughPdf" ) ); 
	}
	private void createBindingTable( Composite parent )
	{