diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_navigation_delegate.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_navigation_delegate.dart
new file mode 100644
index 000000000000..10b1fab52e03
--- /dev/null
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_navigation_delegate.dart
@@ -0,0 +1,161 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:webview_flutter_platform_interface/v4/webview_flutter_platform_interface.dart';
+
+import '../../foundation/foundation.dart';
+import '../../web_kit/web_kit.dart';
+import 'webkit_proxy.dart';
+
+/// An implementation of [WebResourceError] with the WebKit API.
+class WebKitWebResourceError extends WebResourceError {
+  WebKitWebResourceError._(this._nsError)
+      : super(
+          errorCode: _nsError.code,
+          description: _nsError.localizedDescription,
+          errorType: _toWebResourceErrorType(_nsError.code),
+        );
+
+  static WebResourceErrorType? _toWebResourceErrorType(int code) {
+    switch (code) {
+      case WKErrorCode.unknown:
+        return WebResourceErrorType.unknown;
+      case WKErrorCode.webContentProcessTerminated:
+        return WebResourceErrorType.webContentProcessTerminated;
+      case WKErrorCode.webViewInvalidated:
+        return WebResourceErrorType.webViewInvalidated;
+      case WKErrorCode.javaScriptExceptionOccurred:
+        return WebResourceErrorType.javaScriptExceptionOccurred;
+      case WKErrorCode.javaScriptResultTypeIsUnsupported:
+        return WebResourceErrorType.javaScriptResultTypeIsUnsupported;
+    }
+
+    return null;
+  }
+
+  /// A string representing the domain of the error.
+  String? get domain => _nsError.domain;
+
+  final NSError _nsError;
+}
+
+/// An implementation of [PlatformNavigationDelegate] with the WebKit API.
+class WebKitNavigationDelegate extends PlatformNavigationDelegate {
+  /// Constructs a [WebKitNavigationDelegate].
+  WebKitNavigationDelegate(
+    super.params, {
+    @visibleForTesting WebKitProxy webKitProxy = const WebKitProxy(),
+  }) : super.implementation() {
+    final WeakReference<WebKitNavigationDelegate> weakThis =
+        WeakReference<WebKitNavigationDelegate>(this);
+    navigationDelegate = webKitProxy.createNavigationDelegate(
+      didFinishNavigation: (WKWebView webView, String? url) {
+        if (weakThis.target?._onPageFinished != null) {
+          weakThis.target!._onPageFinished!(url ?? '');
+        }
+      },
+      didStartProvisionalNavigation: (WKWebView webView, String? url) {
+        if (weakThis.target?._onPageStarted != null) {
+          weakThis.target!._onPageStarted!(url ?? '');
+        }
+      },
+      decidePolicyForNavigationAction: (
+        WKWebView webView,
+        WKNavigationAction action,
+      ) async {
+        if (weakThis.target?._onNavigationRequest != null) {
+          final bool allow = await weakThis.target!._onNavigationRequest!(
+            url: action.request.url,
+            isForMainFrame: action.targetFrame.isMainFrame,
+          );
+          return allow
+              ? WKNavigationActionPolicy.allow
+              : WKNavigationActionPolicy.cancel;
+        }
+        return WKNavigationActionPolicy.allow;
+      },
+      didFailNavigation: (WKWebView webView, NSError error) {
+        if (weakThis.target?._onWebResourceError != null) {
+          weakThis.target!._onWebResourceError!(
+            WebKitWebResourceError._(error),
+          );
+        }
+      },
+      didFailProvisionalNavigation: (WKWebView webView, NSError error) {
+        if (weakThis.target?._onWebResourceError != null) {
+          weakThis.target!._onWebResourceError!(
+            WebKitWebResourceError._(error),
+          );
+        }
+      },
+      webViewWebContentProcessDidTerminate: (WKWebView webView) {
+        if (weakThis.target?._onWebResourceError != null) {
+          weakThis.target!._onWebResourceError!(
+            WebKitWebResourceError._(
+              const NSError(
+                code: WKErrorCode.webContentProcessTerminated,
+                // Value from https://developer.apple.com/documentation/webkit/wkerrordomain?language=objc.
+                domain: 'WKErrorDomain',
+                localizedDescription: '',
+              ),
+            ),
+          );
+        }
+      },
+    );
+  }
+
+  // Used to set `WKWebView.setNavigationDelegate` in `WebKitWebViewController`.
+  /// WebKit class that handles navigation changes and tracking navigation
+  /// requests.
+  late final WKNavigationDelegate navigationDelegate;
+
+  void Function(String url)? _onPageFinished;
+  void Function(String url)? _onPageStarted;
+  void Function(int progress)? _onProgress;
+  void Function(WebResourceError error)? _onWebResourceError;
+  FutureOr<bool> Function({required String url, required bool isForMainFrame})?
+      _onNavigationRequest;
+
+  // `WKWebView` in `WebKitWebViewController` uses this to track loading
+  // progress. This can't be done with `WKNavigationDelegate`.
+  /// Callback method that receives progress of a loading page.
+  void Function(int progress)? get onProgress => _onProgress;
+
+  @override
+  Future<void> setOnPageFinished(
+    void Function(String url) onPageFinished,
+  ) async {
+    _onPageFinished = onPageFinished;
+  }
+
+  @override
+  Future<void> setOnPageStarted(void Function(String url) onPageStarted) async {
+    _onPageStarted = onPageStarted;
+  }
+
+  @override
+  Future<void> setOnProgress(void Function(int progress) onProgress) async {
+    _onProgress = onProgress;
+  }
+
+  @override
+  Future<void> setOnWebResourceError(
+    void Function(WebResourceError error) onWebResourceError,
+  ) async {
+    _onWebResourceError = onWebResourceError;
+  }
+
+  @override
+  Future<void> setOnNavigationRequest(
+    FutureOr<bool> Function({required String url, required bool isForMainFrame})
+        onNavigationRequest,
+  ) async {
+    _onNavigationRequest = onNavigationRequest;
+  }
+}
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_proxy.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_proxy.dart
index 48e6faf9abd7..013eae0516cd 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_proxy.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_proxy.dart
@@ -20,6 +20,7 @@ class WebKitProxy {
     this.createWebView = WKWebView.new,
     this.createWebViewConfiguration = WKWebViewConfiguration.new,
     this.createScriptMessageHandler = WKScriptMessageHandler.new,
+    this.createNavigationDelegate = WKNavigationDelegate.new,
   });
 
   /// Constructs a [WKWebView].
@@ -44,4 +45,20 @@ class WebKitProxy {
     )
         didReceiveScriptMessage,
   }) createScriptMessageHandler;
+
+  /// Constructs a [WKNavigationDelegate].
+  final WKNavigationDelegate Function({
+    void Function(WKWebView webView, String? url)? didFinishNavigation,
+    void Function(WKWebView webView, String? url)?
+        didStartProvisionalNavigation,
+    Future<WKNavigationActionPolicy> Function(
+      WKWebView webView,
+      WKNavigationAction navigationAction,
+    )?
+        decidePolicyForNavigationAction,
+    void Function(WKWebView webView, NSError error)? didFailNavigation,
+    void Function(WKWebView webView, NSError error)?
+        didFailProvisionalNavigation,
+    void Function(WKWebView webView)? webViewWebContentProcessDidTerminate,
+  }) createNavigationDelegate;
 }
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_controller.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_controller.dart
index 9d76b5cda04d..dc0693e5f9a5 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_controller.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_controller.dart
@@ -13,6 +13,7 @@ import 'package:webview_flutter_platform_interface/v4/webview_flutter_platform_i
 import '../../common/weak_reference_utils.dart';
 import '../../foundation/foundation.dart';
 import '../../web_kit/web_kit.dart';
+import 'webkit_navigation_delegate.dart';
 import 'webkit_proxy.dart';
 
 /// Object specifying creation parameters for a [WebKitWebViewController].
@@ -46,8 +47,29 @@ class WebKitWebViewController extends PlatformWebViewController {
             ? params
             : WebKitWebViewControllerCreationParams
                 .fromPlatformWebViewControllerCreationParams(params)) {
+    final WeakReference<WebKitWebViewController> weakThis =
+        WeakReference<WebKitWebViewController>(this);
     _webView = webKitProxy.createWebView(
-        (params as WebKitWebViewControllerCreationParams)._configuration);
+      (params as WebKitWebViewControllerCreationParams)._configuration,
+      observeValue: (
+        String keyPath,
+        NSObject object,
+        Map<NSKeyValueChangeKey, Object?> change,
+      ) {
+        if (weakThis.target?._onProgress != null) {
+          final double progress =
+              change[NSKeyValueChangeKey.newValue]! as double;
+          weakThis.target!._onProgress!((progress * 100).round());
+        }
+      },
+    );
+    _webView.addObserver(
+      _webView,
+      keyPath: 'estimatedProgress',
+      options: <NSKeyValueObservingOptions>{
+        NSKeyValueObservingOptions.newValue,
+      },
+    );
   }
 
   late final WKWebView _webView;
@@ -56,6 +78,7 @@ class WebKitWebViewController extends PlatformWebViewController {
       <String, WebKitJavaScriptChannelParams>{};
 
   bool _zoomEnabled = true;
+  void Function(int progress)? _onProgress;
 
   @override
   Future<void> loadFile(String absoluteFilePath) {
@@ -270,6 +293,14 @@ class WebKitWebViewController extends PlatformWebViewController {
     }
   }
 
+  @override
+  Future<void> setPlatformNavigationDelegate(
+    covariant WebKitNavigationDelegate handler,
+  ) {
+    _onProgress = handler.onProgress;
+    return _webView.setNavigationDelegate(handler.navigationDelegate);
+  }
+
   Future<void> _disableZoom() {
     const WKUserScript userScript = WKUserScript(
       "var meta = document.createElement('meta');\n"
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_platform.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_platform.dart
index b808086d56f8..6ffe386a5e28 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_platform.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/src/webkit_webview_platform.dart
@@ -4,9 +4,10 @@
 
 import 'package:webview_flutter_platform_interface/v4/webview_flutter_platform_interface.dart';
 
+import 'webkit_navigation_delegate.dart';
 import 'webkit_webview_controller.dart';
 
-/// Implementation of [WebViewPlatform] using the WebKit Api.
+/// Implementation of [WebViewPlatform] using the WebKit API.
 class WebKitWebViewPlatform extends WebViewPlatform {
   @override
   WebKitWebViewController createPlatformWebViewController(
@@ -14,4 +15,11 @@ class WebKitWebViewPlatform extends WebViewPlatform {
   ) {
     return WebKitWebViewController(params);
   }
+
+  @override
+  WebKitNavigationDelegate createPlatformNavigationDelegate(
+    PlatformNavigationDelegateCreationParams params,
+  ) {
+    return WebKitNavigationDelegate(params);
+  }
 }
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/webview_flutter_wkwebview.dart b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/webview_flutter_wkwebview.dart
index 2a593fb5a088..6c5cd93f11d7 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/webview_flutter_wkwebview.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/lib/src/v4/webview_flutter_wkwebview.dart
@@ -4,4 +4,6 @@
 
 library webview_flutter_wkwebview;
 
+export 'src/webkit_navigation_delegate.dart';
+export 'src/webkit_webview_controller.dart';
 export 'src/webkit_webview_controller.dart';
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_navigation_delegate_test.dart b/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_navigation_delegate_test.dart
new file mode 100644
index 000000000000..fb57c988ec32
--- /dev/null
+++ b/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_navigation_delegate_test.dart
@@ -0,0 +1,201 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:webview_flutter_platform_interface/v4/webview_flutter_platform_interface.dart';
+import 'package:webview_flutter_wkwebview/src/foundation/foundation.dart';
+import 'package:webview_flutter_wkwebview/src/v4/src/webkit_proxy.dart';
+import 'package:webview_flutter_wkwebview/src/v4/webview_flutter_wkwebview.dart';
+import 'package:webview_flutter_wkwebview/src/web_kit/web_kit.dart';
+
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+
+  group('WebKitNavigationDelegate', () {
+    test('setOnPageFinished', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final String callbackUrl;
+      webKitDelgate.setOnPageFinished((String url) => callbackUrl = url);
+
+      CapturingNavigationDelegate.lastCreatedDelegate.didFinishNavigation!(
+        WKWebView.detached(),
+        'https://www.google.com',
+      );
+
+      expect(callbackUrl, 'https://www.google.com');
+    });
+
+    test('setOnPageStarted', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final String callbackUrl;
+      webKitDelgate.setOnPageStarted((String url) => callbackUrl = url);
+
+      CapturingNavigationDelegate
+          .lastCreatedDelegate.didStartProvisionalNavigation!(
+        WKWebView.detached(),
+        'https://www.google.com',
+      );
+
+      expect(callbackUrl, 'https://www.google.com');
+    });
+
+    test('onWebResourceError from didFailNavigation', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final WebKitWebResourceError callbackError;
+      void onWebResourceError(WebResourceError error) {
+        callbackError = error as WebKitWebResourceError;
+      }
+
+      webKitDelgate.setOnWebResourceError(onWebResourceError);
+
+      CapturingNavigationDelegate.lastCreatedDelegate.didFailNavigation!(
+        WKWebView.detached(),
+        const NSError(
+          code: WKErrorCode.webViewInvalidated,
+          domain: 'domain',
+          localizedDescription: 'my desc',
+        ),
+      );
+
+      expect(callbackError.description, 'my desc');
+      expect(callbackError.errorCode, WKErrorCode.webViewInvalidated);
+      expect(callbackError.domain, 'domain');
+      expect(callbackError.errorType, WebResourceErrorType.webViewInvalidated);
+    });
+
+    test('onWebResourceError from didFailProvisionalNavigation', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final WebKitWebResourceError callbackError;
+      void onWebResourceError(WebResourceError error) {
+        callbackError = error as WebKitWebResourceError;
+      }
+
+      webKitDelgate.setOnWebResourceError(onWebResourceError);
+
+      CapturingNavigationDelegate
+          .lastCreatedDelegate.didFailProvisionalNavigation!(
+        WKWebView.detached(),
+        const NSError(
+          code: WKErrorCode.webViewInvalidated,
+          domain: 'domain',
+          localizedDescription: 'my desc',
+        ),
+      );
+
+      expect(callbackError.description, 'my desc');
+      expect(callbackError.errorCode, WKErrorCode.webViewInvalidated);
+      expect(callbackError.domain, 'domain');
+      expect(callbackError.errorType, WebResourceErrorType.webViewInvalidated);
+    });
+
+    test('onWebResourceError from webViewWebContentProcessDidTerminate', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final WebKitWebResourceError callbackError;
+      void onWebResourceError(WebResourceError error) {
+        callbackError = error as WebKitWebResourceError;
+      }
+
+      webKitDelgate.setOnWebResourceError(onWebResourceError);
+
+      CapturingNavigationDelegate
+          .lastCreatedDelegate.webViewWebContentProcessDidTerminate!(
+        WKWebView.detached(),
+      );
+
+      expect(callbackError.description, '');
+      expect(callbackError.errorCode, WKErrorCode.webContentProcessTerminated);
+      expect(callbackError.domain, 'WKErrorDomain');
+      expect(
+        callbackError.errorType,
+        WebResourceErrorType.webContentProcessTerminated,
+      );
+    });
+
+    test('onNavigationRequest from decidePolicyForNavigationAction', () {
+      final WebKitNavigationDelegate webKitDelgate = WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final String callbackUrl;
+      late final bool callbackIsMainFrame;
+      FutureOr<bool> onNavigationRequest({
+        required String url,
+        required bool isForMainFrame,
+      }) {
+        callbackUrl = url;
+        callbackIsMainFrame = isForMainFrame;
+        return true;
+      }
+
+      webKitDelgate.setOnNavigationRequest(onNavigationRequest);
+
+      expect(
+        CapturingNavigationDelegate
+            .lastCreatedDelegate.decidePolicyForNavigationAction!(
+          WKWebView.detached(),
+          const WKNavigationAction(
+            request: NSUrlRequest(url: 'https://www.google.com'),
+            targetFrame: WKFrameInfo(isMainFrame: false),
+          ),
+        ),
+        completion(WKNavigationActionPolicy.allow),
+      );
+
+      expect(callbackUrl, 'https://www.google.com');
+      expect(callbackIsMainFrame, isFalse);
+    });
+  });
+}
+
+// Records the last created instance of itself.
+class CapturingNavigationDelegate extends WKNavigationDelegate {
+  CapturingNavigationDelegate({
+    super.didFinishNavigation,
+    super.didStartProvisionalNavigation,
+    super.didFailNavigation,
+    super.didFailProvisionalNavigation,
+    super.decidePolicyForNavigationAction,
+    super.webViewWebContentProcessDidTerminate,
+  }) : super.detached() {
+    lastCreatedDelegate = this;
+  }
+  static CapturingNavigationDelegate lastCreatedDelegate =
+      CapturingNavigationDelegate();
+}
diff --git a/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_webview_controller_test.dart b/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_webview_controller_test.dart
index 71bda575aa52..3f0e7f217fa9 100644
--- a/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_webview_controller_test.dart
+++ b/packages/webview_flutter/webview_flutter_wkwebview/test/v4/webkit_webview_controller_test.dart
@@ -705,6 +705,88 @@ void main() {
         "var head = document.getElementsByTagName('head')[0];head.appendChild(meta);",
       );
     });
+
+    test('setPlatformNavigationDelegate', () {
+      final MockWKWebView mockWebView = MockWKWebView();
+
+      final WebKitWebViewController controller = createControllerWithMocks(
+        createMockWebView: (_, {dynamic observeValue}) => mockWebView,
+      );
+
+      final WebKitNavigationDelegate navigationDelegate =
+          WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      controller.setPlatformNavigationDelegate(navigationDelegate);
+
+      verify(
+        mockWebView.setNavigationDelegate(
+          CapturingNavigationDelegate.lastCreatedDelegate,
+        ),
+      );
+    });
+
+    test('setPlatformNavigationDelegate onProgress', () async {
+      final MockWKWebView mockWebView = MockWKWebView();
+
+      late final void Function(
+        String keyPath,
+        NSObject object,
+        Map<NSKeyValueChangeKey, Object?> change,
+      ) webViewObserveValue;
+
+      final WebKitWebViewController controller = createControllerWithMocks(
+        createMockWebView: (
+          _, {
+          void Function(
+            String keyPath,
+            NSObject object,
+            Map<NSKeyValueChangeKey, Object?> change,
+          )?
+              observeValue,
+        }) {
+          webViewObserveValue = observeValue!;
+          return mockWebView;
+        },
+      );
+
+      verify(
+        mockWebView.addObserver(
+          mockWebView,
+          keyPath: 'estimatedProgress',
+          options: <NSKeyValueObservingOptions>{
+            NSKeyValueObservingOptions.newValue,
+          },
+        ),
+      );
+
+      final WebKitNavigationDelegate navigationDelegate =
+          WebKitNavigationDelegate(
+        const PlatformNavigationDelegateCreationParams(),
+        webKitProxy: const WebKitProxy(
+          createNavigationDelegate: CapturingNavigationDelegate.new,
+        ),
+      );
+
+      late final int callbackProgress;
+      navigationDelegate.setOnProgress(
+        (int progress) => callbackProgress = progress,
+      );
+
+      await controller.setPlatformNavigationDelegate(navigationDelegate);
+
+      webViewObserveValue(
+        'estimatedProgress',
+        mockWebView,
+        <NSKeyValueChangeKey, Object?>{NSKeyValueChangeKey.newValue: 0.0},
+      );
+
+      expect(callbackProgress, 0);
+    });
   });
 
   group('WebKitJavaScriptChannelParams', () {
@@ -744,3 +826,19 @@ void main() {
     });
   });
 }
+
+// Records the last created instance of itself.
+class CapturingNavigationDelegate extends WKNavigationDelegate {
+  CapturingNavigationDelegate({
+    super.didFinishNavigation,
+    super.didStartProvisionalNavigation,
+    super.didFailNavigation,
+    super.didFailProvisionalNavigation,
+    super.decidePolicyForNavigationAction,
+    super.webViewWebContentProcessDidTerminate,
+  }) : super.detached() {
+    lastCreatedDelegate = this;
+  }
+  static CapturingNavigationDelegate lastCreatedDelegate =
+      CapturingNavigationDelegate();
+}