Extends the LeftAndRight widget to ensure that specific CSS selectors are included on the page. This widget was created to support the AlfGalleryView which publishes a request to render an AlfGalleryViewSlider and this widget can be included on the page as a place for it to be displayed.
This has been added to provide support for dynamically adding widgets into the toolbar.
Name Type Description
object The widget to add
number The index at which to add the widget.
Adds the "alfresco-documentlibrary-AlfToolbar" CSS class to the DOM node.