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#BDLHSPVOE"QQ
3FGSFTI5BTL͕
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.PCJMF"DU04","
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JUPL!ͦΒ͔ͥ
w ͍ͱ͏͚͍ʢJUPLʣ
w ɹɹɹɹɹɹͷதͷਓʢʴ෭ۀˏͯͳʣ
w ϞόΠϧΞϓϦΤϯδχΞ݉$&0
w IUUQTJUPLKQ
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ॴࡏɿژࢢதژ۠
ࣾһਓࣗ
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J04"OESPJENBD048JOEPXTαʔό
ҰਓͰͬͯ·͢ʢσβΠϯҎ֎ʣ
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#BDLHSPVOE"QQ
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͖ͬͯͨ
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"EWBODFTJO"QQ
#BDLHSPVOE&YFDVUJPO
EFWFMPQFSBQQMFDPNWJEFPTQMBZXXED
88%$4FTTJPO
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J04
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#BDLHSPVOE5BTLT
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#BDLHSPVOE"QQ
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w ΞϓϦΛ࠷৽ͷঢ়ଶʹอͯΔ
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#BDLHSPVOE1SPDFTTJOH
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w ಈ͚Δ
w %#ͷϝϯςφϯεͱ͔ɺ.-ͷֶशͱ͔
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४උ
w DBQBCJMJUZˠCBDLHSPVOENPEFTˠ
w CBDLHSPVOEGFUDI
w CBDLHSPVOEQSPDFTTJOH
w *OGPQMJTUˠ#(5BTL4DIFEVMFS1FSNJUUFE*EFOUJpFST
w λεΫͷࣝผࢠΛྻڍ
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λεΫͷొ
BGTaskScheduler.shared.register(forTaskWithIdentifier: "XXX",
using: nil) { task in
self.handleAppRefresh(task: task as! BGAppRefreshTask)
}
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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)")
}
}
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λεΫͷ࣮ߦ
func handleAppRefresh(task: BGAppRefreshTask) {
// ඞཁ͕͋Ε࠶ೖ
scheduleAppRefresh()
task.expirationHandler = {
// ࣮ߦظݶ͕Εͨͱ͖ͷΩϟϯηϧॲཧ
}
// do something
// λεΫྃ
task.setTaskCompleted(success: true)
}
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ύϥϝʔλ
w ڞ௨
w FBSMJFTU#FHJO%BUF
w ԕ͗͢ΔະདྷͩΊ
w िؒҎ͘Β͍͕·͍͠
w ʮ࠷ʯͳͷͰ࣮ߦ͞ΕΔͱݶΒͳ͍
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ύϥϝʔλ
w QSPDFTTJOHUBTL
w SFRVJSFT/FUXPSL$POOFDUJWJUZ
w SFRVJSFT&YUFSOBM1PXFS
w $16Λ͏ࣄΛ͢Δ߹USVFʹ͓ͯ͜͠͏
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σόοά
w σόοΨ͔ΒλεΫͷ࣮ߦظݶΕΛςετՄೳ
IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOCBDLHSPVOEUBTLT
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#BDLHSPVOEΛͯ͠
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