AppDelegate

gistfile1.swift

func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {

        // Parse initialization
       Parse.setApplicationId(“xxxxxxxxxxxxxxxx", clientKey: “xxxxxxxxxxxxx")

      let types = UIUserNotificationType.Badge | UIUserNotificationType.Alert | UIUserNotificationType.Sound
      let settings = UIUserNotificationSettings(forTypes: types, categories: nil)
      application.registerUserNotificationSettings(settings)

      return true
}

func application(application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: NSData) {

        let installation = PFInstallation.currentInstallation()
        installation.setDeviceTokenFromData(deviceToken)
        installation.saveInBackground()
}

func application(application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: NSError) {
        if error.code == 3010 {
            println("Push notifications are not supported in the iOS Simulator.")
            
        } else {
            println("application:didFailToRegisterForRemoteNotificationsWithError: %@", error)
        }
}

func application(application: UIApplication, didReceiveRemoteNotification userInfo: [NSObject : AnyObject]) {
        
      NSNotificationCenter.defaultCenter().postNotificationName("remoteNotificationReceived", object: nil, userInfo: userInfo)
}

func applicationDidBecomeActive(application: UIApplication) {
        
        if application.applicationIconBadgeNumber != 0 {
            application.applicationIconBadgeNumber = 0
            let installation = PFInstallation.currentInstallation()
            installation.saveInBackground()
        }
}