I am using a timer within a thread , i am instantiating the timer all the time however when i run the application within instrument i see the memory grows exponentially, i am not having any leaks. I am sure that NSThread is causing the growth ? . I am stopping the current timer before running a new one (singleton) and i am releasing everything in my stopTimer, but not sure why the memory still grow?
- (void)startingTimer{
[view addSubview:timerBackground];
timerThread = [[NSThread alloc] initWithTarget:timer selector:@selector(startTimerThread) object:nil]; //Create a new thread
[timerThread start]; //start the thread
}
//the thread starts by sending this message
- (void) startTimerThread{
NSAutoreleasePool * timerNSPool = [[NSAutoreleasePool alloc] init];
NSRunLoop* runLoop = [NSRunLoop currentRunLoop];
isTimerRunning = YES;
nsTimer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(startTime:) userInfo:nil repeats:YES];
[runLoop run];
[timerNSPool release];
}
- (void)startTime:(NSTimer *)theTimer{
if(timeDuration > 1){
--timeDuration;
//[self updateTextLbl];
[timer performSelectorOnMainThread:@selector(updateTextLbl) withObject:nil waitUntilDone:YES];
}else{
[timer stopTimer];
if(delegate)
[delegate timeIsUp];
}
}
- (void) stopTimer{
isTimerRunning = NO;
[nsTimer invalidate];
[timerThread release];
nsTimer = nil;
timerBackground.alpha = 0.0;
timerBackground.frame = CGRectMake(TIMER2_BG_X - TIMER2_BG_WIDTH, TIMER2_BG_Y, TIMER2_BG_WIDTH, TIMER2_BG_HEIGHT);
}
- (void)updateTextLbl{
timeLabel.text = [NSString stringWithFormat:@"%d",timeDuration];
}