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don't register twice

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This commit is contained in:
Stephan Diederich 2013-09-10 17:06:00 +02:00
parent ebbe6dc0af
commit e3dcfa629f
1 changed files with 10 additions and 8 deletions
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18
Classes/BITAuthenticator.m
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@ -462,14 +462,16 @@ static NSString* const kBITAuthenticatorLastAuthenticatedVersionKey = @"BITAuthe
}
- (void) registerObservers {
__weak typeof(self) weakSelf = self;
_appDidBecomeActiveObserver = [[NSNotificationCenter defaultCenter] addObserverForName:UIApplicationDidBecomeActiveNotification
object:nil
queue:NSOperationQueue.mainQueue
usingBlock:^(NSNotification *note) {
typeof(self) strongSelf = weakSelf;
[strongSelf applicationDidBecomeActive:note];
}];
if(nil == _appDidBecomeActiveObserver) {
__weak typeof(self) weakSelf = self;
_appDidBecomeActiveObserver = [[NSNotificationCenter defaultCenter] addObserverForName:UIApplicationDidBecomeActiveNotification
object:nil
queue:NSOperationQueue.mainQueue
usingBlock:^(NSNotification *note) {
typeof(self) strongSelf = weakSelf;
[strongSelf applicationDidBecomeActive:note];
}];
}
}
- (void) unregisterObservers {