iOS 实现ScrollView 上滑隐藏Navigationb
2016-03-19 本文已影响679人
husky_duang
1》//滑动隐藏导航栏，简书效果
-(void)scrollViewDidScroll:(UIScrollView *)scrollView{
CGPoint translation = [scrollView.panGestureRecognizer translationInView:scrollView.superview];
[self.navigationController setNavigationBarHidden:translation.y<0 animated:YES];
NSLog(@"ContentOffset x is %f,yis %f",translation.x,translation.y);
}
《2》//滑动隐藏导航栏， 结束时两个方向有速度，才执行
-(void)scrollViewDidScroll:(UIScrollView *)scrollView{
CGPoint translation = [scrollView.panGestureRecognizer translationInView:scrollView.superview];
[self.navigationController setNavigationBarHidden:translation.y<0 animated:YES];
NSLog(@"ContentOffset x is %f,yis %f",translation.x,translation.y);
}
