#pragma mark - 是否开启APP推送 /**是否开启推送*/ - (BOOL)isSwitchAppNotification { if ([UIDevice currentDevice].systemVersion.doubleValue >= 10.0) { __block BOOL result = NO; //异步线程中操作是否完成 __block BOOL inThreadOperationComplete = NO; [[UNUserNotificationCenter currentNotificationCenter] getNotificationSettingsWithCompletionHandler:^(UNNotificationSettings * _Nonnull settings) { if (settings.authorizationStatus == UNAuthorizationStatusDenied) { result = NO; }else if (settings.authorizationStatus == UNAuthorizationStatusNotDetermined) { result = NO; }else if (settings.authorizationStatus == UNAuthorizationStatusAuthorized) { result = YES; }else { result = NO; } inThreadOperationComplete = YES; }]; while (!inThreadOperationComplete) { [NSThread sleepForTimeInterval:0]; } return result; } #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wdeprecated-declarations" else if ([UIDevice currentDevice].systemVersion.doubleValue >= 8.0) { UIUserNotificationSettings *setting = [[UIApplication sharedApplication] currentUserNotificationSettings]; if (UIUserNotificationTypeNone != setting.types) { return YES; }else { return NO; } }else { UIRemoteNotificationType type = [[UIApplication sharedApplication] enabledRemoteNotificationTypes]; if(UIRemoteNotificationTypeNone != type) { return YES; }else { return NO; } } }
/// 进入前台监听 - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view. self.navigationItem.title = @"通知管理"; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(appBecomeActive:) name:UIApplicationDidBecomeActiveNotification object:nil]; [self setupMainUI]; self.swt.on = [self isSwitchAppNotification]; } #pragma mark - NSNotification - (void)appBecomeActive:(NSNotification *)note { self.swt.on = [self isSwitchAppNotification]; }
参考
https://www.jianshu.com/p/16d2cdefb9cd