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修复可能错误过滤搜索词的问题。

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Fin 2021-08-05 17:37:59 +08:00
parent a25f7bc09d
commit 151a74fcee
1 changed files with 17 additions and 1 deletions
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18
Controller/MessageListViewController.swift
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@ -59,6 +59,7 @@ class MessageListViewController: BaseViewController {
override func makeUI() {
navigationItem.searchController = UISearchController(searchResultsController: nil)
navigationItem.searchController?.obscuresBackgroundDuringPresentation = false
navigationItem.searchController?.delegate = self
navigationItem.setBarButtonItems(items: [UIBarButtonItem(customView: deleteButton), UIBarButtonItem(customView: groupButton)], left: false)
@ -234,10 +235,25 @@ extension MessageListViewController: UITableViewDelegate {
}
}
extension MessageListViewController {
extension MessageListViewController: UISearchControllerDelegate{
func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
if self.navigationItem.searchController?.searchBar.isFirstResponder == true{
self.navigationItem.searchController?.searchBar.resignFirstResponder()
}
}
func willDismissSearchController(_ searchController: UISearchController) {
if !searchController.searchBar.isFirstResponder{
/*
searchBar 不在焦点时，点击搜索框右边的取消按钮时，不会触发 searchBar.rx.text 更改事件
searchBar.rx.text 将一直保留为最后的文本
但我们预期是要更新为 nil 的，因为再次点击searchBar，searchBar.text 显示的是 nil
可能对用户造成困惑，搜索框里没有输入任何keyword，但消息列表却被错误的keyword过滤了
另外直接给 text 赋值，并不能触发 searchBar.rx.text，
需要手动发送一下actions
*/
searchController.searchBar.searchTextField.text = nil
searchController.searchBar.searchTextField.sendActions(for: .editingDidEnd)
}
}
}