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2014/10/15 ¤U¤È 10:13:46

iphone Programming Glossary: self.bgtask

Periodic iOS background location updates

http://stackoverflow.com/questions/19042894/periodic-ios-background-location-updates

I put together a starting point. Entering background void applicationDidEnterBackground UIApplication application self.bgTask UIApplication sharedApplication beginBackgroundTaskWithExpirationHandler ^ NSLog @ ending background task UIApplication.. ^ NSLog @ ending background task UIApplication sharedApplication endBackgroundTask self.bgTask self.bgTask UIBackgroundTaskInvalid self.timer NSTimer scheduledTimerWithTimeInterval 60 target self.locationManager.. ^ NSLog @ ending background task UIApplication sharedApplication endBackgroundTask self.bgTask self.bgTask UIBackgroundTaskInvalid self.timer NSTimer scheduledTimerWithTimeInterval 60 target self.locationManager selector..

UIlocalNotification did now appear without starting background task

http://stackoverflow.com/questions/19288356/uilocalnotification-did-now-appear-without-starting-background-task

But unable. void applicationDidEnterBackground UIApplication application expirationHandler ^ app endBackgroundTask self.bgTask self.bgTask UIBackgroundTaskInvalid self.bgTask app beginBackgroundTaskWithExpirationHandler expirationHandler self.bgTask.. void applicationDidEnterBackground UIApplication application expirationHandler ^ app endBackgroundTask self.bgTask self.bgTask UIBackgroundTaskInvalid self.bgTask app beginBackgroundTaskWithExpirationHandler expirationHandler self.bgTask app beginBackgroundTaskWithExpirationHandler.. UIApplication application expirationHandler ^ app endBackgroundTask self.bgTask self.bgTask UIBackgroundTaskInvalid self.bgTask app beginBackgroundTaskWithExpirationHandler expirationHandler self.bgTask app beginBackgroundTaskWithExpirationHandler..