UserNotificationsUI Changes for Objective-C UserNotificationsUI (Added) UNNotificationContentExtension.h (Added) Added -[NSExtensionContext mediaPlayingPaused] Added -[NSExtensionContext mediaPlayingStarted] Added UNNotificationContentExtension Added -[UNNotificationContentExtension didReceiveNotification:] Added -[UNNotificationContentExtension didReceiveNotificationResponse:completionHandler:] Added -[UNNotificationContentExtension mediaPause] Added -[UNNotificationContentExtension mediaPlay] Added UNNotificationContentExtension.mediaPlayPauseButtonFrame Added UNNotificationContentExtension.mediaPlayPauseButtonTintColor Added UNNotificationContentExtension.mediaPlayPauseButtonType Added NSExtensionContext(UNNotificationContentExtension) Added UNNotificationContentExtensionMediaPlayPauseButtonType Added UNNotificationContentExtensionMediaPlayPauseButtonTypeDefault Added UNNotificationContentExtensionMediaPlayPauseButtonTypeNone Added UNNotificationContentExtensionMediaPlayPauseButtonTypeOverlay Added UNNotificationContentExtensionResponseOption Added UNNotificationContentExtensionResponseOptionDismiss Added UNNotificationContentExtensionResponseOptionDismissAndForwardAction Added UNNotificationContentExtensionResponseOptionDoNotDismiss