code: public QuickWidget findWidgetByName(QuickWidgetType type, int windowId, String widgetName) {
      return desktopWindowManager.getQuickWidget(type, windowId, QuickWidgetSearchType.NAME,
                                                 widgetName);
    }
docs: Finds widget by name in the window specified by windowId.
  
  @param windowId   window id of parent window
  @param widgetName name of widget to find
  @return QuickWidget with the given name in the window with id windowId, or null if no such
  widget exists.