gistfile1.txt

- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
  [super touchesEnded:touches withEvent:event];		
	
	// only forward the event UP the responder chain if this touch
	// is for a scroll view (self or a subview that inherits from
	// UIScrollView); the default UIScrollView implementation deals 
	// with subview event handling above in the [super] invocation.
  UITouch *touch = [touches anyObject];
	if ([touch.view isKindOfClass:[UIScrollView class]]) {
          // stuff here
        }
}