Push Kit, added in iOS 8, provides energy-efficient registration for Voice over IP notifications. There is no need to maintain a persistent connection to the server.
Applications that are registered to receive VoIP notifications with Push Kit will be automatically relaunched as necessary.
|IPKPushRegistryDelegate||Interface representing the required methods (if any) of the protocol PKPushRegistryDelegate.|
|PKPushCredentials||Holds the PKPushCredentials.Token that holds the user's credentials.|
|PKPushPayload||Contains a dictionary of data for a push operation.|
|PKPushRegistry||Allows the developer to register for remote pushes.|
|PKPushRegistryDelegate||Completion handler for registering a push operation.|
|PKPushRegistryDelegate_Extensions||Extension methods to the IPKPushRegistryDelegate interface to support all the methods from the PKPushRegistryDelegate protocol.|
|PKPushType||Holds the transports available for Push Kit (currently only Voice Over IP).|