How to make an iphone view controller detect left or right swipes

swiperama.m

- (void)swipeLeft {
	NSLog(@"Left!");
}
- (void)swipeRight {
	NSLog(@"Right!");
}

- (void)viewDidLoad
{
    [super viewDidLoad];
	
    // Do any additional setup after loading the view from its nib.
	
	// Set up the swipe recogniser
	UISwipeGestureRecognizer *leftSwiper = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeLeft)];
	leftSwiper.direction = UISwipeGestureRecognizerDirectionLeft;
	[self.view addGestureRecognizer:leftSwiper];
	[leftSwiper release];

	UISwipeGestureRecognizer *rightSwiper = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeRight)];
	rightSwiper.direction = UISwipeGestureRecognizerDirectionRight;
	[self.view addGestureRecognizer:rightSwiper];
	[rightSwiper release];
}