YNPageViewController
YNPageViewController copied to clipboard
刷新问题头部问题
setupHeaderBgView headerBgView每次会alloc下 建议改成懒加载
- (YNPageHeaderScrollView *)headerBgView{ if (!_headerBgView) { _headerBgView = [[YNPageHeaderScrollView alloc]init]; } return _headerBgView; [}]()