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20190726 Background App Refresh Taskがやってきた
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Kei Ito
July 26, 2019
Programming
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20190726 Background App Refresh Taskがやってきた
Kei Ito
July 26, 2019
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Transcript
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λεΫͷࣝผࢠΛྻڍ
λεΫͷొ BGTaskScheduler.shared.register(forTaskWithIdentifier: "XXX", using: nil) { task in self.handleAppRefresh(task: task
as! BGAppRefreshTask) }
λεΫͷೖ func applicationDidEnterBackground(_ application: UIApplication) { scheduleAppRefresh() } func scheduleAppRefresh()
{ let request = BGAppRefreshTaskRequest(identifier: "XXX") request.earliestBeginDate = Date(timeIntervalSinceNow: 15 * 60) do { try BGTaskScheduler.shared.submit(request) } catch { print("Could not schedule app refresh: \(error)") } }
λεΫͷ࣮ߦ func handleAppRefresh(task: BGAppRefreshTask) { // ඞཁ͕͋Ε࠶ೖ scheduleAppRefresh() task.expirationHandler =
{ // ࣮ߦظݶ͕Εͨͱ͖ͷΩϟϯηϧॲཧ } // do something // λεΫྃ task.setTaskCompleted(success: true) }
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