The methods that you use to handle incoming PushKit notifications and registration events.
- iOS 8.0+
- macOS 10.15+
- Mac Catalyst 13.0+
- watchOS 6.0+
Implement the methods of this protocol in an object of your app and assign that object to the
delegate property of your
PKPush object. Use the methods of this protocol to process incoming notifications and to react to token registration and invalidation.