Java 类org.eclipse.jface.text.information.IInformationProvider 实例源码

private void showQuickAnnotations(final JavaEditor editor) {
  InformationPresenter presenter = new InformationPresenter(new IInformationControlCreator() {
    public IInformationControl createInformationControl(Shell parent) {
      int shellStyle = SWT.RESIZE;
      int treeStyle = SWT.V_SCROLL | SWT.H_SCROLL;
      return new QuickAnnotationInformationControl(parent, shellStyle, treeStyle, editor);
    }
  });

  IInformationProvider provider = new JavaElementProvider(editor, false);
  presenter.setInformationProvider(provider, IDocument.DEFAULT_CONTENT_TYPE);

  presenter.install(editor.getViewer());
  presenter.install(editor.getViewer().getTextWidget());
  presenter.showInformation();
}

/**
 * Returns the hierarchy presenter which will determine and shown type
 * hierarchy information requested for the current cursor position.
 *
 * @param sourceViewer
 *            the source viewer to be configured by this configuration
 * @param doCodeResolve
 *            a boolean which specifies whether code resolve should be used
 *            to compute the JavaScript element
 * @return an information presenter
 *
 */
public IInformationPresenter getImplementationPresenter(final ISourceViewer sourceViewer) {
    InformationPresenter presenter = new InformationPresenter(
            getImplementationPresenterControlCreator(sourceViewer));
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
    presenter.setAnchor(AbstractInformationControlManager.ANCHOR_GLOBAL);
    IInformationProvider provider = new TypeScriptElementProvider(getEditor());
    presenter.setInformationProvider(provider, IDocument.DEFAULT_CONTENT_TYPE);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVA_DOC);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVA_MULTI_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVASCRIPT_TEMPLATE_LITERAL);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVA_SINGLE_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVA_STRING);
    presenter.setInformationProvider(provider, IJavaScriptPartitions.JAVA_CHARACTER);
    presenter.setSizeConstraints(50, 20, true, false);
    return presenter;
}

public IInformationPresenter getHierarchyPresenter(ScriptSourceViewer sourceViewer,
    boolean doCodeResolve) {
  if (getEditor() != null && getEditor().getEditorInput() != null
      && EditorUtility.getEditorInputModelElement(getEditor(), true) == null)
    return null;

  InformationPresenter presenter = new InformationPresenter(
      getHierarchyPresenterControlCreator(sourceViewer));
  presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
  presenter.setAnchor(AbstractInformationControlManager.ANCHOR_GLOBAL);
  IInformationProvider provider = new ScriptElementProvider(getEditor(), doCodeResolve);
  presenter.setInformationProvider(provider, IDocument.DEFAULT_CONTENT_TYPE);

  presenter.setSizeConstraints(50, 20, true, false);
  return presenter;
}

/**
 * Returns the hierarchy presenter which will determine and shown type hierarchy
 * information requested for the current cursor position.
 *
 * @param sourceViewer the source viewer to be configured by this configuration
 * @param doCodeResolve a boolean which specifies whether code resolve should be used to compute the Java element
 * @return an information presenter
 * @since 3.0
 */
public IInformationPresenter getHierarchyPresenter(ISourceViewer sourceViewer, boolean doCodeResolve) {

    // Do not create hierarchy presenter if there's no CU.
    if (getEditor() != null && getEditor().getEditorInput() != null && JavaUI.getEditorInputJavaElement(getEditor().getEditorInput()) == null)
        return null;

    InformationPresenter presenter= new InformationPresenter(getHierarchyPresenterControlCreator());
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
    presenter.setAnchor(AbstractInformationControlManager.ANCHOR_GLOBAL);
    IInformationProvider provider= new JavaElementProvider(getEditor(), doCodeResolve);
    presenter.setInformationProvider(provider, IDocument.DEFAULT_CONTENT_TYPE);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_DOC);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_MULTI_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_SINGLE_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_STRING);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_CHARACTER);
    presenter.setSizeConstraints(50, 20, true, false);
    return presenter;
}

/**
 * Returns the hierarchy presenter which will determine and shown type hierarchy
 * information requested for the current cursor position.
 *
 * @param sourceViewer the source viewer to be configured by this configuration
 * @param doCodeResolve a boolean which specifies whether code resolve should be used to compute the Java element
 * @return an information presenter
 * @since 3.0
 */
public IInformationPresenter getHierarchyPresenter(ISourceViewer sourceViewer, boolean doCodeResolve) {

    // Do not create hierarchy presenter if there's no CU.
    if (getEditor() != null && getEditor().getEditorInput() != null && JavaUI.getEditorInputJavaElement(getEditor().getEditorInput()) == null)
        return null;

    InformationPresenter presenter= new InformationPresenter(getHierarchyPresenterControlCreator());
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
    presenter.setAnchor(AbstractInformationControlManager.ANCHOR_GLOBAL);
    IInformationProvider provider= new JavaElementProvider(getEditor(), doCodeResolve);
    presenter.setInformationProvider(provider, IDocument.DEFAULT_CONTENT_TYPE);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_DOC);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_MULTI_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_SINGLE_LINE_COMMENT);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_STRING);
    presenter.setInformationProvider(provider, IJavaPartitions.JAVA_CHARACTER);
    presenter.setSizeConstraints(50, 20, true, false);
    return presenter;
}

@Override
public IInformationPresenter getInformationPresenter(ISourceViewer sourceViewer) {
    InformationPresenter presenter= new InformationPresenter(getInformationPresenterControlCreator(sourceViewer));
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));

    // Register information provider
    IInformationProvider provider= new TypeScriptInformationProvider(getEditor());
    String[] contentTypes= getConfiguredContentTypes(sourceViewer);
    for (int i= 0; i < contentTypes.length; i++)
        presenter.setInformationProvider(provider, contentTypes[i]);

    // sizes: see org.eclipse.jface.text.TextViewer.TEXT_HOVER_*_CHARS
    presenter.setSizeConstraints(100, 12, false, true);
    return presenter;
}

@Override
public IInformationPresenter getInformationPresenter(ISourceViewer sourceViewer) {
    InformationPresenter presenter= new InformationPresenter(getInformationPresenterControlCreator(sourceViewer));
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));

    // Register information provider
    IInformationProvider provider= new JavaInformationProvider(getEditor());
    String[] contentTypes= getConfiguredContentTypes(sourceViewer);
    for (int i= 0; i < contentTypes.length; i++)
        presenter.setInformationProvider(provider, contentTypes[i]);

    // sizes: see org.eclipse.jface.text.TextViewer.TEXT_HOVER_*_CHARS
    presenter.setSizeConstraints(100, 12, false, true);
    return presenter;
}

@Override
public IInformationPresenter getInformationPresenter(ISourceViewer sourceViewer) {
    InformationPresenter presenter= new InformationPresenter(getInformationPresenterControlCreator(sourceViewer));
    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));

    // Register information provider
    IInformationProvider provider= new JavaInformationProvider(getEditor());
    String[] contentTypes= getConfiguredContentTypes(sourceViewer);
    for (int i= 0; i < contentTypes.length; i++)
        presenter.setInformationProvider(provider, contentTypes[i]);

    // sizes: see org.eclipse.jface.text.TextViewer.TEXT_HOVER_*_CHARS
    presenter.setSizeConstraints(100, 12, false, true);
    return presenter;
}

@SuppressWarnings("unused")
protected IInformationProvider getInformationProvider(String contentType, ISourceViewer sourceViewer) {
    return new HoverInformationProvider(getBestMatchHover());
}

public void installOutlinePresenter(final LangSourceViewer sourceViewer) {

    InformationPresenter presenter = new InformationPresenter(getOutlinePresenterControlCreator(sourceViewer));

    presenter.setDocumentPartitioning(getConfiguredDocumentPartitioning(sourceViewer));
    presenter.setAnchor(AbstractInformationControlManager.ANCHOR_GLOBAL);

    IInformationProvider provider = new StructureElementInformationProvider(sourceBuffer); 

    for(String contentType : getConfiguredContentTypes(sourceViewer)) {
        presenter.setInformationProvider(provider, contentType);
    }

    presenter.setSizeConstraints(50, 20, true, false);

    presenter.install(sourceViewer);
    sourceViewer.setOutlinePresenter(presenter);
}