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[英]How do I use UISearchController in iOS 8 where the UISearchBar is in my navigation bar and has scope buttons?
[英]How do I get UISearchController to work with the UISearchBar Interface Builder control?
项目清单
如何使UISearchController与Interface Builder中的搜索栏控件一起使用? 我尝试了以下代码:
@IBOutlet weak var searchBar: UISearchBar!
searchController.searchBar = searchBar
这在编码期间给我一个错误,说searchController.searchBar是仅获取属性。
@IBOutlet weak var searchBar: UISearchBar!
searchBar = searchController.searchBar
这给了我想要的UI,但是搜索不起作用。
var searchBar: UISearchBar!
searchBar = searchController.searchBar
NSLayoutConstraint(searchBar, ..... )
这行得通,但是当我开始在搜索栏中输入内容时,搜索栏会消失。**
UISearchController的searchBar是一个计算属性,因此您必须存储自定义searchBar并在调用searchBar时将其返回。
var yourSearchBar = yourSearchBar()
override var searchBar: UISearchBar {
get{
return yourSearchBar;
}
}
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