在使用大标题导航栏和搜索栏时,导航控制器出现了问题。当我尝试下拉刷新tableview时,结束刷新时表现异常。
var searchController : UISearchController!
self.searchController = UISearchController(searchResultsController: nil)
self.tableView.refreshControl = self.refreshControl
self.navigationItem.searchController = searchController
self.navigationItem.hidesSearchBarWhenScrolling = false
self.definesPresentationContext = true
self.searchController.obscuresBackgroundDuringPresentation = false
self.searchController.delegate = self
self.searchController.searchBar.delegate = self
self.searchController.searchResultsUpdater = self
刷新结束时