[英]receive gps location update in background mode ??iOS 8
當應用進入后台但位置未更新時,我使用了以下代碼
if(noTripRunning && somethingLeftToSync){
NSLog(@"Bg task started.");
self.bgTask = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{
[[UIApplication sharedApplication] endBackgroundTask:self.bgTask];
self.bgTask = UIBackgroundTaskInvalid;
DebugLog(@"Background task complete.");
}];
}
else if(self.bgTask != UIBackgroundTaskInvalid){
[[UIApplication sharedApplication] endBackgroundTask:self.bgTask];
self.bgTask = UIBackgroundTaskInvalid;
DebugLog(@"Ended background task.");
}
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