import org.eclipse.wst.sse.ui.internal.StructuredTextViewer; //导入依赖的package包/类
/**
 * This method initializes compositeXml
 * 
 */
private void createCompositeXml() {
	compositeXml = new Composite(sashForm, SWT.NONE);
	compositeXml.setLayout(new FillLayout());

	xmlView = new StructuredTextViewer(compositeXml, null, null, false, SWT.H_SCROLL | SWT.V_SCROLL);
	xmlView.setEditable(false);

	colorManager = new ColorManager();
	xmlView.configure(new XMLConfiguration(colorManager));

	Document document = new Document(
			"Click on the XML generation button to view the XML document generated by Convertigo.");
	IDocumentPartitioner partitioner = new FastPartitioner(new XMLPartitionScanner(), new String[] {
			XMLPartitionScanner.XML_TAG, XMLPartitionScanner.XML_COMMENT, });
	partitioner.connect(document);
	document.setDocumentPartitioner(partitioner);
	xmlView.setDocument(document);
}
 

import org.eclipse.wst.sse.ui.internal.StructuredTextViewer; //导入依赖的package包/类
/**
 * This method initializes compositeXml	
 *
 */
private void createCompositeXml() {
	compositeXml = new Composite(sashForm, SWT.NONE);
	compositeXml.setLayout(new FillLayout());
	
	xmlView = new StructuredTextViewer(compositeXml, null, null, false, SWT.H_SCROLL | SWT.V_SCROLL);
	xmlView.setEditable(false);

	colorManager = new ColorManager();
	xmlView.configure(new XMLConfiguration(colorManager));

	Document document = new Document("Click on the XML generation button to view the XML document generated by Convertigo.");
	IDocumentPartitioner partitioner =
		new FastPartitioner(
			new XMLPartitionScanner(),
			new String[] { 
				XMLPartitionScanner.XML_TAG,
				XMLPartitionScanner.XML_COMMENT,
			}
		);
	partitioner.connect(document);
	document.setDocumentPartitioner(partitioner);
	xmlView.setDocument(document);
}
 

import org.eclipse.wst.sse.ui.internal.StructuredTextViewer; //导入依赖的package包/类
/**
 * @return the active structured text viewer, or null
 */
public static StructuredTextViewer getActiveTextViewer() {
  // Need to get the workbench window from the UI thread
  final IWorkbenchWindow[] windowHolder = new IWorkbenchWindow[1];
  Display.getDefault().syncExec(new Runnable() {
    public void run() {
      windowHolder[0] = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
    }
  });
 
  IWorkbenchWindow window = windowHolder[0];
  if (window == null) {
    return null;
  }
  
  IWorkbenchPage page = window.getActivePage();
  if (page == null) {
    return null;
  }

  IEditorPart editor = page.getActiveEditor();
  if (editor == null) {
    return null;
  }

  /*
   * TODO: change the following to use AdapterUtilities.getAdapter()
   * and either a) have GWTD register an adapter factory or b) add a direct
   * IAdaptable.getAdapter() call to AdapterUtilities.getAdapter().
   */
  StructuredTextEditor structuredEditor = (StructuredTextEditor) editor.getAdapter(StructuredTextEditor.class);
  if (structuredEditor == null) {
    return null;
  }

  return structuredEditor.getTextViewer();
}
 

import org.eclipse.wst.sse.ui.internal.StructuredTextViewer; //导入依赖的package包/类
private StructuredTextViewer getActiveViewer(IDocument document) {
  StructuredTextViewer viewer = SseUtilities.getActiveTextViewer();
  return viewer.getDocument().equals(document) ? viewer : null;
}