解决webvc释放问题

galaxy/galaxy/Classes/Modules/InteractionH5(与H5交互)/YHH5WebViewVC.swift

@@ -37,20 +37,22 @@ class YHH5WebViewVC: YHBaseViewController, WKUIDelegate, WKNavigationDelegate {
         config.allowsInlineMediaPlayback = true
         /// 开启让自动播放
         config.mediaTypesRequiringUserActionForPlayback = []
-        let webview = DWKWebView(frame: .zero, configuration: config)
-        webview.scrollView.contentInsetAdjustmentBehavior = .never
 
-        webview.setDebugMode(false)
-        //        webview.uiDelegate = self
+        let view = DWKWebView(frame: .zero, configuration: config)
+        view.scrollView.contentInsetAdjustmentBehavior = .never
+//        view.navigationDelegate = self
+//        view.scrollView.delegate = self
         
-        return webview
+        view.setDebugMode(false)
+//        webview.uiDelegate = self
+        return view
     }()
     
     lazy var progBar: UIProgressView = {
-        let progBar = UIProgressView(frame: CGRect(x: 0, y: 0, width: self.view.frame.width, height: 30))
-        progBar.progress = 0.0
-        progBar.tintColor = UIColor.brandMainColor
-        return progBar
+        let view = UIProgressView(frame: CGRect(x: 0, y: 0, width: self.view.frame.width, height: 30))
+        view.progress = 0.0
+        view.tintColor = UIColor.brandMainColor
+        return view
     }()
     
     var url = ""
@@ -75,8 +77,6 @@ class YHH5WebViewVC: YHBaseViewController, WKUIDelegate, WKNavigationDelegate {
     override func viewDidLoad() {
         super.viewDidLoad()
         setupUI()
-        webview.navigationDelegate = self
-        webview.scrollView.delegate = self
         NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillShow(_:)),
                                                name: UIResponder.keyboardWillShowNotification, object: nil)
         NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillHide(_:)),
@@ -84,6 +84,10 @@ class YHH5WebViewVC: YHBaseViewController, WKUIDelegate, WKNavigationDelegate {
     }
     
     deinit {
+        if webview.observationInfo != nil {
+            webview.removeObserver(self, forKeyPath: #keyPath(WKWebView.estimatedProgress))
+            webview.removeObserver(self, forKeyPath: #keyPath(WKWebView.title))
+        }
 //        webview.removeObserver(self, forKeyPath: "estimatedProgress")
 //        webview.removeObserver(self, forKeyPath: "title")
         webview.navigationDelegate = nil
@@ -303,7 +307,8 @@ private extension YHH5WebViewVC {
             
         }
         gk_navigationBar.isHidden = isHideNavigationBar
-        
+        webview.navigationDelegate = self
+        webview.scrollView.delegate = self
         NotificationCenter.default.addObserver(self, selector: #selector(updateNetWorkUI), name: .reachabilityChanged, object: nil)
         view.backgroundColor = .white