signal callback delegate or function to connect
bool callback(gdk.event.Event event, gtk.widget.Widget widget)
event the event which triggered this signal (optional)
widget the instance the signal is connected to (optional)
Returns true to stop other handlers from being invoked for the event. false to propagate the event further.
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to DeleteEvent signal.
The ::delete-event signal is emitted if a user requests that a toplevel window is closed. The default handler for this signal destroys the window. Connecting gtk.widget.Widget.hideOnDelete to this signal will cause the window to be hidden instead, so that it can later be shown again without reconstructing it.