解决跳转搜索页抖动问题

galaxy/galaxy/Classes/Modules/Home(首页)/C/YHSearchInfomationVC.swift

@@ -156,7 +156,6 @@ class YHSearchInfomationVC: YHBaseViewController {
         view.addSubview(searchBar)
         view.addSubview(tableView)
         view.addSubview(searchHistoryView)
-        searchBar.textField.becomeFirstResponder()
         
         navBar.snp.makeConstraints { make in
             make.left.right.equalToSuperview()
@@ -304,6 +303,13 @@ class YHSearchInfomationVC: YHBaseViewController {
     @objc func didBackBtnClicked() {
         self.navigationController?.popViewController(animated: true)
     }
+    
+    override func viewDidAppear(_ animated: Bool) {
+        super.viewDidAppear(animated)
+        if items.count == 0 {
+            searchBar.textField.becomeFirstResponder()
+        }
+    }
 }
 
 extension YHSearchInfomationVC: UITableViewDelegate, UITableViewDataSource {