- o
- Event sender.
- args
- Event arguments.
The SpinButton.ChangeValue event utilizes this delegate:
Event data is passed via the Gtk.ChangeValueArgs parameter.
To attach a Gtk.ChangeValueHandler to an event, add the ChangeValueHandler instance to the event. The methods referenced by the ChangeValueHandler instance are invoked whenever the event is raised, until the ChangeValueHandler is removed from the event.