gtk-sharp 2.12.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Event sender. Event arguments. Event handler. The following events utilize this delegate: Event data is passed via the parameter. To attach a to an event, add the DeleteFromCursorHandler instance to the event. The methods referenced by the DeleteFromCursorHandler instance are invoked whenever the event is raised, until the DeleteFromCursorHandler is removed from the event. System.Delegate System.Void