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