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我试图将SearchController添加到UINavigationBar。我试图在UINavigationController的后退按钮后设置UISearchBar的UITextField。我希望有更多的空间后退按钮在UISearchBar中设置textfield
后,当我开始寻找它显示为
而我应该能够查看后退按钮。只有文本字段宽度应该减少。也取消后,它应该再次回到初始布局。尽管它显示如下:
下面是我的代码
var searchResultController = UISearchController()
self.searchResultController = ({
let controller = UISearchController(searchResultsController: nil)
controller.searchResultsUpdater = self
controller.dimsBackgroundDuringPresentation = false
controller.searchBar.sizeToFit()
controller.searchBar.delegate = self
controller.hidesNavigationBarDuringPresentation = false
self.navigationController?.navigationBar.addSubview(controller.searchBar)
return controller
})()
override func viewDidAppear(animated: Bool) {
for subView in searchResultController.searchBar.subviews{
for subsubView in subView.subviews {
if let textField = subsubView as? UITextField {
var bounds: CGRect
bounds = textField.frame
bounds.size.width = self.view.bounds.width - 50
}
}
}
}
请让我知道我可以解决这个问题。
在此先感谢