{"id":1064,"date":"2023-08-25T08:53:59","date_gmt":"2023-08-24T23:53:59","guid":{"rendered":"https:\/\/avancesys.co.jp\/laboratory\/?post_type=article&p=1064"},"modified":"2023-08-25T08:53:59","modified_gmt":"2023-08-24T23:53:59","slug":"iphone%e3%81%a8apple-watch%e3%81%a7%e5%8f%8c%e6%96%b9%e5%90%91%e9%80%9a%e4%bf%a1%ef%bc%88watch-connectivity%ef%bc%89","status":"publish","type":"article","link":"https:\/\/www.avancesys.co.jp\/laboratory\/article\/iphone%e3%81%a8apple-watch%e3%81%a7%e5%8f%8c%e6%96%b9%e5%90%91%e9%80%9a%e4%bf%a1%ef%bc%88watch-connectivity%ef%bc%89\/","title":{"rendered":"iPhone\u3068Apple Watch\u3067\u53cc\u65b9\u5411\u901a\u4fe1\uff08Watch Connectivity\uff09"},"content":{"rendered":"
\n
\"\"<\/figure><\/div>\n\n\n

\u3053\u3093\u306b\u3061\u306f\u3001n\/a\u3067\u3059\u3002<\/p>\n\n\n\n

iPhone \u3068 Apple Watch \u306e\u53cc\u65b9\u5411\u901a\u4fe1\u306f\u3001Watch Connectivity<\/strong> \u3092\u4f7f\u3046\u3068\u5c11\u306a\u3044\u30b3\u30fc\u30c9\u3067\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u4eca\u56de\u306f\u3001\u7c21\u5358\u306a\u30ab\u30a6\u30f3\u30bf\u30fc\u30a2\u30d7\u30ea\u306e\u4f5c\u6210\u3092\u901a\u3057\u3066 Watch Connectivity \u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002
iPhone \u3068 Apple Watch \u3067\u30ab\u30a6\u30f3\u30bf\u30fc\u306e\u5024\u3092\u5171\u6709\u3057\u3001\u53cc\u65b9\u304b\u3089\u5024\u3092\u5909\u66f4\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

<\/div>\n\n\n\n

\u958b\u767a\u74b0\u5883<\/p><\/blockquote><\/figure>\n\n\n\n

    \n
  • Xcode 14<\/li>\n\n\n\n
  • SwiftUI<\/li>\n\n\n\n
  • iPhone 11 Pro (iOS 16.3.1)<\/li>\n\n\n\n
  • Apple Watch Series 7 (watchOS 9.3.1)<\/li>\n<\/ul>\n\n\n\n
    <\/div>\n\n\n\n

    \u5b9f\u88c5<\/p><\/blockquote><\/figure>\n\n\n\n

    0. \u4e8b\u524d\u6e96\u5099<\/h2>\n\n\n\n
      \n
    • iPhone \u306e Bluetooth \u3068 Wi-Fi \u3092 ON \u306b\u3059\u308b\u3002<\/li>\n\n\n\n
    • iPhone \u3068 Apple Watch \u3092\u30da\u30a2\u30ea\u30f3\u30b0\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n
      <\/div>\n\n\n\n

      1. \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210<\/h2>\n\n\n\n

      \u4eca\u56de\u306f iPhone \u30a2\u30d7\u30ea\u3068 Apple Watch \u30a2\u30d7\u30ea\u3092\u30bb\u30c3\u30c8\u3067\u65b0\u898f\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

      Xcode \u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u65b0\u898f\u4f5c\u6210\u30a6\u30a3\u30b6\u30fc\u30c9\u3067\u4ee5\u4e0b\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

        \n
      • Platform: watchOS<\/li>\n\n\n\n
      • Application: App<\/li>\n<\/ul>\n\n\n\n
        \"\"<\/figure>\n\n\n\n

        Product Name\u3001Organization Identifer \u3092\u5165\u529b\u3057\u3001 Watch App with New Companion iOS App \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

        \"\"<\/figure>\n\n\n\n

        iPhone \u30a2\u30d7\u30ea\u3068 Apple Watch \u30a2\u30d7\u30ea\u304c\u30da\u30a2\u306b\u306a\u3063\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

        \"\"<\/figure>\n\n\n\n
        <\/div>\n\n\n\n

        2. Watch Connectivity\u306e\u521d\u671f\u5316<\/h2>\n\n\n\n

        \u307e\u305a\u306f Watch Connectivity \u3067\u306e\u901a\u4fe1\u304c\u53ef\u80fd\u306a\u72b6\u614b\u306b\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

          \n
        • WCSession \u3092\u4f5c\u6210\u3059\u308b<\/li>\n\n\n\n
        • WCSessionDelegate \u3092\u8a2d\u5b9a\u3059\u308b<\/li>\n\n\n\n
        • WCSession.activate() \u3092\u547c\u3076<\/li>\n<\/ul>\n\n\n\n

          <\/p>\n\n\n\n

          WCSessionDelegate \u306e\u5b9f\u88c5\u3082\u542b\u3081\u3066 iPhone \u5074\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002
          \uff08\u3053\u3053\u3067\u306f ViewModel \u306b\u5b9f\u88c5\u3057\u307e\u3057\u305f\u3002\uff09<\/p>\n\n\n\n

          import WatchConnectivity\n\nfinal class PhoneContentViewModel: NSObject, ObservableObject {\n\n    private let session: WCSession\n\n    init(session: WCSession = .default) {\n        self.session = session\n        super.init()\n        self.session.delegate = self\n        self.session.activate()\n    }\n}\n\nextension PhoneContentViewModel: WCSessionDelegate {\n    \n    func sessionDidBecomeInactive(_ session: WCSession) {\n        \n    }\n    \n    func sessionDidDeactivate(_ session: WCSession) {\n        \n    }\n    \n    func session(_ session: WCSession, activationDidCompleteWith activationState: WCSessionActivationState, error: Error?) {\n        \n    }\n}<\/code><\/pre><\/div>\n\n\n\n
          Apple Watch\u5074\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3067\u3059\u3002\u307b\u3068\u3093\u3069\u540c\u3058\u3067\u3059\u304c\u3001sessionDidBecomeInactive(_ session: WCSession)<\/code> , sessionDidDeactivate(_ session: WCSession)<\/code> \u306f iPhone \u5c02\u7528\u30e1\u30bd\u30c3\u30c9\u306a\u306e\u3067\u5b9f\u88c5\u4e0d\u8981\u3067\u3059\u3002<\/p>\n\n\n\n
          import WatchConnectivity\n\nfinal class WatchContentViewModel: NSObject, ObservableObject {\n\n    private let session: WCSession\n\n    init(session: WCSession = .default) {\n        self.session = session\n        super.init()\n        self.session.delegate = self\n        self.session.activate()\n    }\n}\n\nextension WatchContentViewModel: WCSessionDelegate {\n    \n    func session(_ session: WCSession, activationDidCompleteWith activationState: WCSessionActivationState, error: Error?) {\n        \n    }\n}<\/code><\/pre><\/div>\n\n\n\n
          <\/div>\n\n\n\n
          3. \u30ab\u30a6\u30f3\u30bf\u30fc\u753b\u9762\u4f5c\u6210<\/h2>\n\n\n\n
          \u4eca\u56de\u306f iPhone \u30fb Apple Watch \u5171\u306b\u3001\u30ab\u30a6\u30f3\u30c8\u5897\u6e1b\u30dc\u30bf\u30f3\u3068\u5024\u8868\u793a\u306e\u307f\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u753b\u9762\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
          \u4ee5\u4e0b\u306f iPhone \u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3067\u3059\u3002Apple Watch \u306f PhoneContentViewModel \u3092 WatchContentViewModel \u306b\u7f6e\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n
          import SwiftUI\n\nstruct ContentView: View {\n    \n    @ObservedObject private var viewModel =  PhoneContentViewModel()\n    \n    var body: some View {\n        VStack {\n            Button(action: {\n                viewModel.countup()\n            }) {\n                Image(systemName: "arrowtriangle.up.circle.fill")\n                    .resizable()\n                    .scaledToFit()\n                    .frame(width: 80.0, height: 80.0)\n                    .foregroundColor(.pink)\n            }\n            .buttonStyle(.plain)\n            Text(String(Int(viewModel.counter)))\n                .font(.system(size: 64.0))\n                .bold()\n            Button(action: {\n                viewModel.countdown()\n            }) {\n                Image(systemName: "arrowtriangle.down.circle.fill")\n                    .resizable()\n                    .scaledToFit()\n                    .frame(width: 80.0, height: 80.0)\n                    .foregroundColor(.blue)\n            }\n            .buttonStyle(.plain)\n        }\n        .padding()\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
          \n
          \n
          \n
          \"\"<\/figure>\n<\/div>\n\n\n\n
          \n
          \"\"<\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n
          \u30ab\u30a6\u30f3\u30c8\u30c7\u30fc\u30bf\u3068\u5897\u6e1b\u51e6\u7406\u306fViewModel\u306b\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u308c\u3082 iPhone \u30fb Apple Watch \u5171\u901a\u3067\u3059\u3002<\/p>\n\n\n\n
          final class PhoneContentViewModel: NSObject, ObservableObject {\n\n    ...\n\n    @Published var counter = 0\n    \n    func countup() {\n        counter += 1\n    }\n    \n    func countdown() {\n        counter -= 1\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
          \u3053\u308c\u3067 iPhone \u30fb Apple Watch \u305d\u308c\u305e\u308c\u306e\u30ab\u30a6\u30f3\u30bf\u30fc\u306e\u5024\u3092\u5909\u66f4\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
          \u7d9a\u3044\u3066\u30ab\u30a6\u30f3\u30bf\u30fc\u5024\u3092\u76f8\u624b\u306b\u9001\u4fe1\u3059\u308b\u51e6\u7406\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
          <\/div>\n\n\n\n
          4. \u30c7\u30fc\u30bf\u9001\u4fe1<\/h2>\n\n\n\n
          Watch Connectivity \u306e\u9001\u4fe1\u30e1\u30bd\u30c3\u30c9\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306f sendMessage(_:replyHandler:errorHandler:)<\/code> \u3068 transferUserInfo(_:)<\/code> \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
          2\u3064\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u4e3b\u306a\u9055\u3044\u306f\u3001 <\/p>\n\n\n\n
            \n
          • sendMessage \u306f\u5373\u6642\u9001\u4fe1\u3055\u308c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5fdc\u7b54\u3084\u30a8\u30e9\u30fc\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u9001\u4fe1\u306f\u975e\u5bfe\u5fdc\u3067\u3059\u3002<\/li>\n\n\n\n
          • transferUserInfo \u306f\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u9001\u4fe1\u5bfe\u5fdc\u3067\u3001\u9001\u4fe1\u30c7\u30fc\u30bf\u306f\u30ad\u30e5\u30fc\u306b\u5165\u308c\u3089\u308c\u3001\u9001\u4fe1\u53ef\u80fd\u306b\u306a\u3063\u305f\u6642\u70b9\u3067\u9001\u4ed8\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n
            <\/p>\n\n\n\n
            Apple Watch \u306f\u3057\u3070\u3089\u304f\u64cd\u4f5c\u3057\u3066\u3044\u306a\u3044\u3068\u4e00\u6642\u7684\u306b\u901a\u4fe1\u4e0d\u80fd\u306a\u72b6\u614b\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u4eca\u56de\u306f iPhone \u304b\u3089 Apple Watch \u3078\u306e\u9001\u4fe1\u306f transferUserInfo \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
            Apple Watch \u304b\u3089 iPhone \u3078\u306e\u9001\u4fe1\u306f\u3001 \u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306b\u3088\u308b\u3068 Apple Watch \u304b\u3089\u306e sendMessage \u3067 iPhone \u30a2\u30d7\u30ea\u304c\u901a\u4fe1\u53ef\u80fd\u306a\u72b6\u614b\u306b\u306a\u308b\u3068\u306e\u3053\u3068\u306a\u306e\u3067\u3001  sendMessage \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
            \u5b9f\u969b\u306e\u958b\u767a\u3067\u306f\u3001\u30a2\u30d7\u30ea\u306e\u4ed5\u69d8\u306b\u3088\u3063\u3066\u9069\u5207\u306a\u9001\u4fe1\u30e1\u30bd\u30c3\u30c9\u306f\u5909\u308f\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
            <\/div>\n\n\n\n
            iPhone\u306e\u9001\u53d7\u4fe1\u51e6\u7406\u3067\u3059\u3002 \u9001\u4fe1\u30c7\u30fc\u30bf\u578b\u306f [String : Any]<\/code> \u578b\u306eDictionary\u306b\u306a\u308a\u307e\u3059\u3002
            \uff08transferUserInfo \u306f\u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u3067\u306f\u5b9f\u884c\u3067\u304d\u307e\u305b\u3093\u306e\u3067\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002\uff09<\/p>\n\n\n\n
            \u307e\u305f\u3001  WCSessionDelegate \u306e sendMessage \u53d7\u4fe1\u7528\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3057\u3001\u53d7\u3051\u53d6\u3063\u305f\u5024\u3067\u30ab\u30a6\u30f3\u30bf\u30fc\u5024\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
            final class PhoneContentViewModel: NSObject, ObservableObject {\n\n    ...\n    \n    func countup() {\n        counter += 1\n        send(count: counter)\n    }\n    \n    func countdown() {\n        counter -= 1\n        send(count: counter)\n    }\n    \n    \/\/\/\n    \/\/\/ \u30ab\u30a6\u30f3\u30c8\u3092\u9001\u4fe1\n    \/\/\/ - Parameter count: \u30ab\u30a6\u30f3\u30bf\u306e\u5024\n    \/\/\/ - Warning: \u30b7\u30df\u30e5\u30ec\u30fc\u30bf\u3067\u306e\u5b9f\u884c\u306f\u4e0d\u53ef\n    \/\/\/\n    func send(count: Int) {\n        guard session.activationState == .activated else {\n            print("Sending method can only be called while the session is active.")\n            return\n        }\n\n        Task.detached(priority: .medium) { [self] in\n            let userInfo = [\n                "count" : count\n            ] as [String : Any]\n            \n            session.transferUserInfo(userInfo)\n        }\n    }\n}\n\nextension PhoneContentViewModel: WCSessionDelegate {\n    \n    ...\n    \n    func session(_ session: WCSession, didReceiveMessage message: [String : Any]) {\n        Task { @MainActor in\n            if let value = message["count"] as? Int {\n                counter = value\n            }\n        }\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
            \u7d9a\u3044\u3066Apple Watch\u306e\u9001\u4fe1\u51e6\u7406\u3067\u3059\u3002\u4f3c\u3066\u3044\u307e\u3059\u306d\u3002
            WCSessionDelegate \u306e\u53d7\u4fe1\u30e1\u30bd\u30c3\u30c9\u306f transferUserInfo \u7528\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
            final class WatchContentViewModel: NSObject, ObservableObject {\n\n    ...\n    \n    func countup() {\n        counter += 1\n        sendImmediately(count: counter)\n    }\n    \n    func countdown() {\n        counter -= 1\n        sendImmediately(count: counter)\n    }\n    \n    \n    \/\/\/\n    \/\/\/ \u76f4\u3061\u306b\u30ab\u30a6\u30f3\u30c8\u3092\u9001\u4fe1\n    \/\/\/ - Parameter count: \u30ab\u30a6\u30f3\u30bf\u306e\u5024\n    \/\/\/\n    func sendImmediately(count: Int) {\n        guard session.activationState == .activated else {\n            print("Sending method can only be called while the session is active.")\n            return\n        }\n        \n        Task.detached(priority: .medium) { [self] in\n            let message = [\n                "count" : count\n            ] as [String : Any]\n            \n            self.session.sendMessage(message, replyHandler: nil) { error in\n                print(error)\n            }\n        }\n    }\n}\n\nextension WatchContentViewModel: WCSessionDelegate {\n    \n    ...\n    \n    func session(_ session: WCSession, didReceiveUserInfo userInfo: [String : Any] = [:]) {\n        Task { @MainActor in\n            if let value = userInfo["count"] as? Int {\n                counter = value\n            }\n        }\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
            <\/div>\n\n\n\n
            5. \u52d5\u4f5c\u78ba\u8a8d<\/h2>\n\n\n\n
            \u4ee5\u4e0a\u3067\u5b9f\u88c5\u306f\u5b8c\u4e86\u3067\u3059\u3002
            \u5b9f\u969b\u306b\u52d5\u304b\u3059\u3068\u3001\u4ee5\u4e0b\u306e\u52d5\u753b\u306e\u3088\u3046\u306b iPhone \u3068 Apple Watch \u3067\u30ab\u30a6\u30f3\u30bf\u30fc\u306e\u5024\u3092\u9023\u52d5\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
            \uff08Apple Watch\u5074\u306e\u5024\u304c\u5909\u308f\u3089\u306a\u3044\u5834\u5408\u3001\u4e00\u6642\u7684\u306b\u901a\u4fe1\u4e0d\u80fd\u306b\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002Apple Watch \u306e\u753b\u9762\u3092\u30bf\u30c3\u30d7\u3057\u3066\u518d\u5ea6\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\uff09<\/p>\n\n\n\n
            \n
            \n