@NotNull
  @Override
  public ToolbarComponents init() {
    installListeners();

    processContextHints();

    ToolbarComponents properties = myPropertiesViewer.init();
    ToolbarComponents components = new ToolbarComponents();
    components.toolbarActions = createToolbar(properties.toolbarActions);
    return components;
  }
@NotNull
  @Override
  public ToolbarComponents init()