摘要: - (void) scrollViewDidScroll:(UIScrollView *)scrollView { CGFloat newY = scrollView.contentOffset.y; if (newY != _oldY) { if (newY > _oldY && (newY - 阅读全文
posted @ 2016-05-12 15:54 Rinpe 阅读(1734) 评论(0) 推荐(0)