- Event sender.
- Event arguments.
The Widget.ProximityOutEvent event utilizes this delegate:
Event data is passed via the Gtk.ProximityOutEventArgs parameter.
To attach a Gtk.ProximityOutEventHandler to an event, add the ProximityOutEventHandler instance to the event. The methods referenced by the ProximityOutEventHandler instance are invoked whenever the event is raised, until the ProximityOutEventHandler is removed from the event.