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WCSessionDelegate werkt met watch OS2 + met WatchConnectivity. var watchSession: WCSession? func startWatchSession () {if (WCSession.isSupported ()) {watchSession = WCSession.default () watchSession! .delegate = self watchSession! .activate ()}} Implementeer de vereiste methode: - didReceiveApplicationContext

Kijksetcontroller (WKInterfaceController)

import WatchConnectivity

var watchSession : WCSession?

    override func awake(withContext context: Any?) {
        super.awake(withContext: context)
        // Configure interface objects here.
        startWatchSession()
    }

func startWatchSession(){
        
        if(WCSession.isSupported()){
            watchSession = WCSession.default()
            watchSession!.delegate = self
            watchSession!.activate()
        }
    }
    
//Callback in below delegate method when iOS app triggers event
func session(_ session: WCSession, didReceiveApplicationContext applicationContext: [String : Any]) {
        print("did ReceiveApplicationContext at watch")
    }


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