Java 类org.eclipse.gef.ui.properties.UndoablePropertySheetEntry 实例源码

public Object getAdapter(@SuppressWarnings("rawtypes") Class type) {
    if (type == org.eclipse.ui.views.properties.IPropertySheetPage.class) {
        page = new PropertySheetPage();
        page.setRootEntry(new UndoablePropertySheetEntry(getCommandStack()));
        return page;
    }
    if (type == IContentOutlinePage.class) {
        return getOutlinePage();
    } else if (type == ZoomManager.class)
        return getGraphicalViewer().getProperty(
                ZoomManager.class.toString());

    return super.getAdapter(type);
}

public void createControls(Composite parent, TabbedPropertySheetPage atabbedPropertySheetPage) {
    super.createControls(parent, atabbedPropertySheetPage);

    tabbed = (GEFTabbedPropertySheetPage) atabbedPropertySheetPage;

    CommandStack stack = StackHelper.getDelegatingStack(tabbed);

    if (stack != null) {
        UndoablePropertySheetEntry root = new UndoablePropertySheetEntry(stack);
        page.setRootEntry(root);
    }
}

/** 
 * Returns the adapter for the specified key.
 * 
 * <P><EM>IMPORTANT</EM> certain requests, such as the property sheet, may be made before
 * or after {@link #createPartControl(Composite)} is called. The order is unspecified by
 * the Workbench.
 * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
 */
@SuppressWarnings("unchecked")
@Override
public Object getAdapter(Class type) {
    if (Timeline.class == type) {
        return getTimeline();
    }
    if (ETimeline.class == type) {
        Resource resource = getPlanEditorTemplateResource();
        EObject content = EMFUtils.getLoadedContent(resource);
        if (content instanceof ETimeline) {
            return content;
        } 
    }
    if (EditingDomain.class == type) {
        IEditorInput input = getEditorInput();
        PlanEditorModel model = PlanEditorModelRegistry.getPlanEditorModel(input);
        if (model != null) {
            return model.getEditingDomain();
        }
    }
    if (IPropertySheetPage.class.equals(type)) {
        PropertySheetPage page = new PropertySheetPage();
        page.setRootEntry(new UndoablePropertySheetEntry(getCommandStack()));
        return page;
    }
    if (CommandStack.class.equals(type)) {
        return getCommandStack();
    }
    if (ActionRegistry.class.equals(type)) {
        return getActionRegistry();
    }
    if (ZoomManager.class.equals(type)) {
        return timeline.getZoomManager();
    }
    if (Page.class.equals(type)) {
        return timeline.getPage();
    }
    if (IContextProvider.class.equals(type)) {
        return new ContextProvider("gov.nasa.arc.spife.core.plan.editor.timeline.TimelineEditorPart");
    }
    return super.getAdapter(type);
}