我想限制UIScrollview的滑动区域，但我做不到。我只想将滑动区域设置到UIScrollview的顶部，但我想将所有内容设置为可见。更新:-(void)touchesBegan:(NSSet*)toucheswithEvent:(UIEvent*)event{if([touchescount]>0){UITouch*tempTouch=[touchesanyObject];CGPointtouchLocation=[tempTouchlocationInView:self.categoryScrollView];if(touchLocation.y>280.0){NSLog(@"

我想限制UIScrollview的滑动区域，但我做不到。我只想将滑动区域设置到UIScrollview的顶部，但我想将所有内容设置为可见。更新:-(void)touchesBegan:(NSSet*)toucheswithEvent:(UIEvent*)event{if([touchescount]>0){UITouch*tempTouch=[touchesanyObject];CGPointtouchLocation=[tempTouchlocationInView:self.categoryScrollView];if(touchLocation.y>280.0){NSLog(@"