主要是为了记录下UIScrollView的代理方法吧
在帮信息学院的学长做东西的时候需要大量用到分块浏览,所以就涉及到很多的关于scrollview,所以也就有了这篇文章
- (void)viewDidLoad
{
[super viewDidLoad]; scrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(, , , )];
scrollView.backgroundColor = [UIColor redColor];
// 是否支持滑动最顶端
// scrollView.scrollsToTop = NO;
scrollView.delegate = self;
// 设置内容大小
scrollView.contentSize = CGSizeMake(, *);
// 是否反弹
// scrollView.bounces = NO;
// 是否分页
// scrollView.pagingEnabled = YES;
// 是否滚动
// scrollView.scrollEnabled = NO;
// scrollView.showsHorizontalScrollIndicator = NO;
// 设置indicator风格
// scrollView.indicatorStyle = UIScrollViewIndicatorStyleWhite;
// 设置内容的边缘和Indicators边缘
// scrollView.contentInset = UIEdgeInsetsMake(0, 50, 50, 0);
// scrollView.scrollIndicatorInsets = UIEdgeInsetsMake(0, 50, 0, 0);
// 提示用户,Indicators flash
[scrollView flashScrollIndicators];
// 是否同时运动,lock
scrollView.directionalLockEnabled = YES;
[self.view addSubview:scrollView]; UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(, , , )];
label.backgroundColor = [UIColor yellowColor];
label.text = @"学习scrolleview";
[scrollView addSubview:label];
[label release];
} #pragma mark -
/*
// 返回一个放大或者缩小的视图
- (UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView
{ }
// 开始放大或者缩小
- (void)scrollViewWillBeginZooming:(UIScrollView *)scrollView withView:
(UIView *)view
{ } // 缩放结束时
- (void)scrollViewDidEndZooming:(UIScrollView *)scrollView withView:(UIView *)view atScale:(float)scale
{ } // 视图已经放大或缩小
- (void)scrollViewDidZoom:(UIScrollView *)scrollView
{
NSLog(@"scrollViewDidScrollToTop");
}
*/ // 是否支持滑动至顶部
- (BOOL)scrollViewShouldScrollToTop:(UIScrollView *)scrollView
{
return YES;
} // 滑动到顶部时调用该方法
- (void)scrollViewDidScrollToTop:(UIScrollView *)scrollView
{
NSLog(@"scrollViewDidScrollToTop");
} // scrollView 已经滑动
- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
NSLog(@"scrollViewDidScroll");
} // scrollView 开始拖动
- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView
{
NSLog(@"scrollViewWillBeginDragging");
} // scrollView 结束拖动
- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate
{
NSLog(@"scrollViewDidEndDragging");
} // scrollView 开始减速（以下两个方法注意与以上两个方法加以区别）
- (void)scrollViewWillBeginDecelerating:(UIScrollView *)scrollView
{
NSLog(@"scrollViewWillBeginDecelerating");
} // scrollview 减速停止
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView
{
NSLog(@"scrollViewDidEndDecelerating");
}