Emitted when an action widget is clicked, the dialog receives a
delete event, or the application programmer calls gtk_dialog_response().
On a delete event, the response ID is #GTK_RESPONSE_DELETE_EVENT.
Otherwise, it depends on which action widget was clicked.
Emitted when an action widget is clicked, the dialog receives a delete event, or the application programmer calls gtk_dialog_response(). On a delete event, the response ID is #GTK_RESPONSE_DELETE_EVENT. Otherwise, it depends on which action widget was clicked.