Pan*_*xim 3 uitableview ios uirefreshcontrol swift
我想禁用UITableView底部反弹,我不能在情节提要中使用标准的“ bounce”属性,bcs UIRefreshControl需要顶部反弹才能工作。所以我尝试了这个解决方案:
- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
if (scrollView.contentOffset.y >= scrollView.contentSize.height - scrollView.frame.size.height) {
[scrollView setContentOffset:CGPointMake(scrollView.contentOffset.x, scrollView.contentSize.height - scrollView.frame.size.height)];
}
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}
如上图所示,UIRefreshControl没有被隐藏(如果UIRefreshControll被隐藏,则uitableview中只有3个单元格,底部有空白)。我试图通过将UIRefreshControl高度添加到我的方法中来解决此问题,但是它也没有帮助:
override func scrollViewDidScroll(scrollView: UIScrollView) {
if scrollView.contentOffset.y >= scrollView.contentSize.height - scrollView.frame.size.height - self.refreshControl!.frame.size.height {
scrollView.setContentOffset(CGPoint(x: scrollView.contentOffset.x, y: scrollView.contentSize.height - scrollView.frame.size.height + self.refreshControl!.frame.size.height), animated: false)
}
}
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我顶部有空白,RefreshControl停止工作:
我究竟做错了什么?谢谢。
PS我的viewDidLoad方法:
override func viewDidLoad() {
super.viewDidLoad()
self.refreshControl = UIRefreshControl()
self.refreshControl!.attributedTitle = NSAttributedString(string: "??????????")
self.refreshControl!.addTarget(self, action: "refresh:", forControlEvents: UIControlEvents.ValueChanged)
self.edgesForExtendedLayout = UIRectEdge.None;
tableView.allowsMultipleSelectionDuringEditing = false;
tableView.tableFooterView = UIView()
// menu button
if self.revealViewController() != nil {
menuButton.target = self.revealViewController()
menuButton.action = "revealToggle:"
self.view.addGestureRecognizer(self.revealViewController().panGestureRecognizer())
}
}
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此刻,我找到了一个愚蠢的解决方案:
override func scrollViewDidScroll(scrollView: UIScrollView) {
if scrollView.contentSize.height > self.view.frame.size.height && scrollView.contentOffset.y >= scrollView.contentSize.height - scrollView.frame.size.height {
scrollView.setContentOffset(CGPoint(x: scrollView.contentOffset.x, y: scrollView.contentSize.height - scrollView.frame.size.height), animated: false)
}
}
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仅当contentSize.height > self.view.frame.size.height希望有人知道如何做得更好时,我才禁用弹跳。
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