- Event sender.
- Event arguments.
The following events utilize this delegate:
Event data is passed via the Gtk.PopulatePopupArgs parameter.
To attach a Gtk.PopulatePopupHandler to an event, add the PopulatePopupHandler instance to the event. The methods referenced by the PopulatePopupHandler instance are invoked whenever the event is raised, until the PopulatePopupHandler is removed from the event.