Updated generator

CHANGELOG.md

@@ -16,8 +16,9 @@
 
 ### BREAKING CHANGES
 
-- On Android, the `InAppWebView` widget uses hybrid composition by default (`useHybridComposition: true`).
-- All properties of `GeolocationPermissionShowPromptResponse` cannot be `null`;
+- On Android, the `InAppWebView` widget uses hybrid composition by default (`useHybridComposition: true`)
+- All properties of `GeolocationPermissionShowPromptResponse` cannot be `null`
+- Removed `URLProtectionSpace.iosIsProxy` property
 
 ## 5.4.3+7
 

dev_packages/generators/lib/src/exchangeable_object_generator.dart

@@ -119,7 +119,7 @@ class ExchangeableObjectGenerator
         var defaultValueCode =
             parameter.defaultValueCode?.replaceFirst("_.", ".");
         var constructorField =
-            '${!isNullable && defaultValueCode == null ? 'required ' : ''}$parameterType $parameterName${defaultValueCode != null ? ' = $defaultValueCode' : ''}';
+            '${!isNullable && defaultValueCode == null ? 'required ' : ''}${parameterType.toString().replaceFirst("_", "")} $parameterName${defaultValueCode != null ? ' = $defaultValueCode' : ''}';
         if (parameter.hasDeprecated) {
           deprecatedFields.add(parameter);
           constructorField =
@@ -157,6 +157,7 @@ class ExchangeableObjectGenerator
         classBuffer.writeln(constructorBody
             .toString()
             .replaceAll(className, extClassName)
+            .replaceAll("_.", ".")
             .replaceAll("@ExchangeableObjectConstructor()", ""));
       }
     } else if (constructorFields.length > 0) {
@@ -192,7 +193,8 @@ class ExchangeableObjectGenerator
             .replaceFirst("Use ", "")
             .replaceFirst(" instead", "")
             .trim();
-        final fieldElement = visitor.fields[fieldName]!;
+        final fieldElement = visitor.fields[fieldName];
+        if (fieldElement != null) {
           final fieldTypeElement = fieldElement.type.element;
           final deprecatedFieldTypeElement = deprecatedField.type.element;
 
@@ -224,6 +226,7 @@ class ExchangeableObjectGenerator
           }
           classBuffer.writeln(';');
         }
+      }
       classBuffer.writeln('}');
     } else if (!hasCustomConstructor) {
       classBuffer.writeln(';');

dev_packages/test_gen/lib/src/types/test_class.dart

@@ -6,7 +6,7 @@ import 'test_enum.dart';
 part 'test_class.g.dart';
 
 ///Custom docs
-@ExchangeableObject()
+// @ExchangeableObject()
 @SupportedPlatforms(platforms: [
   AndroidPlatform(
       apiName: "TestClass",
@@ -20,7 +20,7 @@ part 'test_class.g.dart';
   ),
   WebPlatform(),
 ])
-class TestClass_ extends TestClass3 {
+class TestClass_ extends TestClass3_ {
   ///Docs 1
   String test1;
   ///Docs 2
@@ -51,10 +51,125 @@ class TestClass_ extends TestClass3 {
 
 }
 
-class TestClass3 {
+@ExchangeableObject()
+class TestClass3_ {
   String asd;
 
-  TestClass3({required this.asd});
+  TestClass3_({required this.asd});
+}
+
+///Class that represents the navigation request used by the [WebView.onCreateWindow] event.
+@ExchangeableObject()
+class CreateWindowAction_ extends NavigationAction_ {
+  ///The window id. Used by [WebView] to create a new WebView.
+  int windowId;
+
+  ///Use [isDialog] instead.
+  @Deprecated("Use isDialog instead")
+  bool? androidIsDialog;
+
+  ///Indicates if the new window should be a dialog, rather than a full-size window.
+  @SupportedPlatforms(
+      platforms: [
+        AndroidPlatform()
+      ]
+  )
+  bool? isDialog;
+
+  CreateWindowAction_(
+      {required this.windowId,
+        @Deprecated('Use isDialog instead')
+        this.androidIsDialog,
+        this.isDialog,
+        required bool isForMainFrame,
+        @Deprecated('Use hasGesture instead')
+        bool? androidHasGesture,
+        @Deprecated('Use isRedirect instead')
+        bool? androidIsRedirect,
+        bool? hasGesture,
+        bool? isRedirect,
+        @Deprecated('Use navigationType instead')
+        // ignore: deprecated_member_use_from_same_package
+        TestClass3_? iosWKNavigationType,
+        TestClass3_? navigationType}) : super(
+      isForMainFrame: isForMainFrame,
+    hasGesture: hasGesture,
+    isRedirect: isRedirect,
+    navigationType: navigationType
+  );
+}
+
+///An object that contains information about an action that causes navigation to occur.
+@ExchangeableObject()
+class NavigationAction_ {
+  ///Indicates whether the request was made for the main frame.
+  ///
+  ///**NOTE for Android**: If the request is associated to the [WebView.onCreateWindow] event, this is always `true`.
+  ///Also, on Android < 21, this is always `true`.
+  bool isForMainFrame;
+
+  ///Use [hasGesture] instead.
+  @Deprecated('Use hasGesture instead')
+  bool? androidHasGesture;
+
+  ///Gets whether a gesture (such as a click) was associated with the request.
+  ///For security reasons in certain situations this method may return `false` even though
+  ///the sequence of events which caused the request to be created was initiated by a user
+  ///gesture.
+  @SupportedPlatforms(
+      platforms: [
+        AndroidPlatform(
+            available: "21",
+            apiName: "WebResourceRequest.hasGesture",
+            apiUrl: "https://developer.android.com/reference/android/webkit/WebResourceRequest#hasGesture()",
+            note: "On Android < 21, this is always `false`"
+        )
+      ]
+  )
+  bool? hasGesture;
+
+  ///Use [isRedirect] instead.
+  @Deprecated('Use isRedirect instead')
+  bool? androidIsRedirect;
+
+  ///Gets whether the request was a result of a server-side redirect.
+  ///
+  ///**NOTE**: If the request is associated to the [WebView.onCreateWindow] event, this is always `false`.
+  ///Also, on Android < 21, this is always `false`.
+  @SupportedPlatforms(
+      platforms: [
+        AndroidPlatform(
+            available: "21",
+            apiName: "WebResourceRequest.isRedirect",
+            apiUrl: "https://developer.android.com/reference/android/webkit/WebResourceRequest#isRedirect()"
+        )
+      ]
+  )
+  bool? isRedirect;
+
+  ///Use [navigationType] instead.
+  @Deprecated("Use navigationType instead")
+  TestClass3_? iosWKNavigationType;
+
+  ///The type of action triggering the navigation.
+  ///
+  ///**NOTE**: available only on iOS.
+  TestClass3_? navigationType;
+
+  ///A value indicating whether the web content used a download attribute to indicate that this should be downloaded.
+  ///
+  ///**NOTE**: available only on iOS.
+  bool? shouldPerformDownload;
+
+  NavigationAction_(
+      {required this.isForMainFrame,
+        @Deprecated('Use hasGesture instead') this.androidHasGesture,
+        this.hasGesture,
+        @Deprecated('Use isRedirect instead') this.androidIsRedirect,
+        this.isRedirect,
+        @Deprecated("Use navigationType instead") this.iosWKNavigationType,
+        this.navigationType,
+        this.shouldPerformDownload});
 }
 
 class Util {

ios/Classes/Types/URLProtectionSpace.swift

@@ -57,7 +57,6 @@ extension URLProtectionSpace {
             "authenticationMethod": authenticationMethod,
             "distinguishedNames": distinguishedNames,
             "receivesCredentialSecurely": receivesCredentialSecurely,
-            "isProxy": isProxy(),
             "proxyType": proxyType
         ]
     }

lib/src/types/client_cert_response.dart

@@ -1,11 +1,15 @@
 import 'package:flutter/foundation.dart';
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
 
 import '../in_app_webview/webview.dart';
 
 import 'client_cert_response_action.dart';
 
+part 'client_cert_response.g.dart';
+
 ///Class that represents the response used by the [WebView.onReceivedClientCertRequest] event.
-class ClientCertResponse {
+@ExchangeableObject()
+class ClientCertResponse_ {
   ///The file path of the certificate to use.
   String certificatePath;
 
@@ -17,48 +21,28 @@ class ClientCertResponse {
   String? androidKeyStoreType;
 
   ///An Android-specific property used by Java [KeyStore](https://developer.android.com/reference/java/security/KeyStore) class to get the instance.
+  @SupportedPlatforms(platforms: [
+    AndroidPlatform()
+  ])
   String? keyStoreType;
 
   ///Indicate the [ClientCertResponseAction] to take in response of the client certificate challenge.
-  ClientCertResponseAction? action;
+  ClientCertResponseAction_? action;
 
-  ClientCertResponse(
+  @ExchangeableObjectConstructor()
+  ClientCertResponse_(
       {required this.certificatePath,
         this.certificatePassword = "",
         @Deprecated('Use keyStoreType instead')
         this.androidKeyStoreType = "PKCS12",
         this.keyStoreType = "PKCS12",
-        this.action = ClientCertResponseAction.CANCEL}) {
-    if (this.action == ClientCertResponseAction.PROCEED)
+        this.action = ClientCertResponseAction_.CANCEL}) {
+    if (this.action == ClientCertResponseAction_.PROCEED)
       assert(certificatePath.isNotEmpty);
 
-    // ignore: deprecated_member_use_from_same_package
     this.keyStoreType = this.keyStoreType ?? this.androidKeyStoreType;
 
     if (!kIsWeb && defaultTargetPlatform == TargetPlatform.android)
       assert(this.keyStoreType != null);
   }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "certificatePath": certificatePath,
-      "certificatePassword": certificatePassword,
-      // ignore: deprecated_member_use_from_same_package
-      "androidKeyStoreType": keyStoreType ?? androidKeyStoreType,
-      // ignore: deprecated_member_use_from_same_package
-      "keyStoreType": keyStoreType ?? androidKeyStoreType,
-      "action": action?.toValue()
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }

lib/src/types/client_cert_response.g.dart

@@ -0,0 +1,77 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'client_cert_response.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///Class that represents the response used by the [WebView.onReceivedClientCertRequest] event.
+class ClientCertResponse {
+  ///The file path of the certificate to use.
+  String certificatePath;
+
+  ///The certificate password.
+  String? certificatePassword;
+
+  ///Use [keyStoreType] instead.
+  @Deprecated('Use keyStoreType instead')
+  String? androidKeyStoreType;
+
+  ///An Android-specific property used by Java [KeyStore](https://developer.android.com/reference/java/security/KeyStore) class to get the instance.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- Android native WebView
+  String? keyStoreType;
+
+  ///Indicate the [ClientCertResponseAction] to take in response of the client certificate challenge.
+  ClientCertResponseAction? action;
+  ClientCertResponse(
+      {required this.certificatePath,
+      this.certificatePassword = "",
+      @Deprecated('Use keyStoreType instead')
+          this.androidKeyStoreType = "PKCS12",
+      this.keyStoreType = "PKCS12",
+      this.action = ClientCertResponseAction.CANCEL}) {
+    if (this.action == ClientCertResponseAction.PROCEED)
+      assert(certificatePath.isNotEmpty);
+    this.keyStoreType = this.keyStoreType ?? this.androidKeyStoreType;
+    if (!kIsWeb && defaultTargetPlatform == TargetPlatform.android)
+      assert(this.keyStoreType != null);
+  }
+
+  ///Gets a possible [ClientCertResponse] instance from a [Map] value.
+  static ClientCertResponse? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = ClientCertResponse(
+      certificatePath: map['certificatePath'],
+    );
+    instance.certificatePassword = map['certificatePassword'];
+    instance.androidKeyStoreType = map['keyStoreType'];
+    instance.keyStoreType = map['keyStoreType'];
+    instance.action = ClientCertResponseAction.fromNativeValue(map['action']);
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "certificatePath": certificatePath,
+      "certificatePassword": certificatePassword,
+      "keyStoreType": keyStoreType,
+      "action": action?.toNativeValue(),
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'ClientCertResponse{certificatePath: $certificatePath, certificatePassword: $certificatePassword, keyStoreType: $keyStoreType, action: $action}';
+  }
+}

lib/src/types/client_cert_response_action.dart

@@ -1,25 +1,22 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import 'client_cert_response.dart';
 
+part 'client_cert_response_action.g.dart';
+
 ///Class used by [ClientCertResponse] class.
-class ClientCertResponseAction {
+@ExchangeableEnum()
+class ClientCertResponseAction_ {
+  // ignore: unused_field
   final int _value;
-
-  const ClientCertResponseAction._internal(this._value);
-
-  ///Gets [int] value.
-  int toValue() => _value;
+  const ClientCertResponseAction_._internal(this._value);
 
   ///Cancel this request.
-  static const CANCEL = const ClientCertResponseAction._internal(0);
+  static const CANCEL = const ClientCertResponseAction_._internal(0);
 
   ///Proceed with the specified certificate.
-  static const PROCEED = const ClientCertResponseAction._internal(1);
+  static const PROCEED = const ClientCertResponseAction_._internal(1);
 
   ///Ignore the request for now.
-  static const IGNORE = const ClientCertResponseAction._internal(2);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const IGNORE = const ClientCertResponseAction_._internal(2);
 }

lib/src/types/client_cert_response_action.g.dart

@@ -0,0 +1,85 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'client_cert_response_action.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class used by [ClientCertResponse] class.
+class ClientCertResponseAction {
+  final int _value;
+  final int _nativeValue;
+  const ClientCertResponseAction._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory ClientCertResponseAction._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      ClientCertResponseAction._internal(value, nativeValue());
+
+  ///Cancel this request.
+  static const CANCEL = ClientCertResponseAction._internal(0, 0);
+
+  ///Proceed with the specified certificate.
+  static const PROCEED = ClientCertResponseAction._internal(1, 1);
+
+  ///Ignore the request for now.
+  static const IGNORE = ClientCertResponseAction._internal(2, 2);
+
+  ///Set of all values of [ClientCertResponseAction].
+  static final Set<ClientCertResponseAction> values = [
+    ClientCertResponseAction.CANCEL,
+    ClientCertResponseAction.PROCEED,
+    ClientCertResponseAction.IGNORE,
+  ].toSet();
+
+  ///Gets a possible [ClientCertResponseAction] instance from [int] value.
+  static ClientCertResponseAction? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return ClientCertResponseAction.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [ClientCertResponseAction] instance from a native value.
+  static ClientCertResponseAction? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return ClientCertResponseAction.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'CANCEL';
+      case 1:
+        return 'PROCEED';
+      case 2:
+        return 'IGNORE';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/compress_format.dart

@@ -1,52 +1,29 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
+part 'compress_format.g.dart';
+
 ///Class that represents the known formats a bitmap can be compressed into.
-class CompressFormat {
+@ExchangeableEnum()
+class CompressFormat_ {
+  // ignore: unused_field
   final String _value;
-
-  const CompressFormat._internal(this._value);
-
-  ///Set of all values of [CompressFormat].
-  static final Set<CompressFormat> values = [
-    CompressFormat.JPEG,
-    CompressFormat.PNG,
-    CompressFormat.WEBP,
-    CompressFormat.WEBP_LOSSY,
-    CompressFormat.WEBP_LOSSLESS,
-  ].toSet();
-
-  ///Gets a possible [CompressFormat] instance from a [String] value.
-  static CompressFormat? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return CompressFormat.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const CompressFormat_._internal(this._value);
 
   ///Compress to the `PNG` format.
   ///PNG is lossless, so `quality` is ignored.
-  static const PNG = const CompressFormat._internal("PNG");
+  static const PNG = const CompressFormat_._internal("PNG");
 
   ///Compress to the `JPEG` format.
   ///Quality of `0` means compress for the smallest size.
   ///`100` means compress for max visual quality.
-  static const JPEG = const CompressFormat._internal("JPEG");
+  static const JPEG = const CompressFormat_._internal("JPEG");
 
   ///Compress to the `WEBP` lossy format.
   ///Quality of `0` means compress for the smallest size.
   ///`100` means compress for max visual quality.
   ///
   ///**NOTE**: available only on Android.
-  static const WEBP = const CompressFormat._internal("WEBP");
+  static const WEBP = const CompressFormat_._internal("WEBP");
 
   ///Compress to the `WEBP` lossy format.
   ///Quality of `0` means compress for the smallest size.
@@ -55,7 +32,7 @@ class CompressFormat {
   ///**NOTE**: available only on Android.
   ///
   ///**NOTE for Android**: available on Android 30+.
-  static const WEBP_LOSSY = const CompressFormat._internal("WEBP_LOSSY");
+  static const WEBP_LOSSY = const CompressFormat_._internal("WEBP_LOSSY");
 
   ///Compress to the `WEBP` lossless format.
   ///Quality refers to how much effort to put into compression.
@@ -65,10 +42,5 @@ class CompressFormat {
   ///**NOTE**: available only on Android.
   ///
   ///**NOTE for Android**: available on Android 30+.
-  static const WEBP_LOSSLESS = const CompressFormat._internal("WEBP_LOSSLESS");
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const WEBP_LOSSLESS = const CompressFormat_._internal("WEBP_LOSSLESS");
 }

lib/src/types/compress_format.g.dart

@@ -0,0 +1,107 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'compress_format.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the known formats a bitmap can be compressed into.
+class CompressFormat {
+  final String _value;
+  final String _nativeValue;
+  const CompressFormat._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory CompressFormat._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      CompressFormat._internal(value, nativeValue());
+
+  ///Compress to the `PNG` format.
+  ///PNG is lossless, so `quality` is ignored.
+  static const PNG = CompressFormat._internal('PNG', 'PNG');
+
+  ///Compress to the `JPEG` format.
+  ///Quality of `0` means compress for the smallest size.
+  ///`100` means compress for max visual quality.
+  static const JPEG = CompressFormat._internal('JPEG', 'JPEG');
+
+  ///Compress to the `WEBP` lossy format.
+  ///Quality of `0` means compress for the smallest size.
+  ///`100` means compress for max visual quality.
+  ///
+  ///**NOTE**: available only on Android.
+  static const WEBP = CompressFormat._internal('WEBP', 'WEBP');
+
+  ///Compress to the `WEBP` lossy format.
+  ///Quality of `0` means compress for the smallest size.
+  ///`100` means compress for max visual quality.
+  ///
+  ///**NOTE**: available only on Android.
+  ///
+  ///**NOTE for Android**: available on Android 30+.
+  static const WEBP_LOSSY =
+      CompressFormat._internal('WEBP_LOSSY', 'WEBP_LOSSY');
+
+  ///Compress to the `WEBP` lossless format.
+  ///Quality refers to how much effort to put into compression.
+  ///A value of `0` means to compress quickly, resulting in a relatively large file size.
+  ///`100` means to spend more time compressing, resulting in a smaller file.
+  ///
+  ///**NOTE**: available only on Android.
+  ///
+  ///**NOTE for Android**: available on Android 30+.
+  static const WEBP_LOSSLESS =
+      CompressFormat._internal('WEBP_LOSSLESS', 'WEBP_LOSSLESS');
+
+  ///Set of all values of [CompressFormat].
+  static final Set<CompressFormat> values = [
+    CompressFormat.PNG,
+    CompressFormat.JPEG,
+    CompressFormat.WEBP,
+    CompressFormat.WEBP_LOSSY,
+    CompressFormat.WEBP_LOSSLESS,
+  ].toSet();
+
+  ///Gets a possible [CompressFormat] instance from [String] value.
+  static CompressFormat? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return CompressFormat.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [CompressFormat] instance from a native value.
+  static CompressFormat? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return CompressFormat.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/console_message.dart

@@ -1,45 +1,23 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../in_app_webview/webview.dart';
 
 import 'console_message_level.dart';
 
+part 'console_message.g.dart';
+
 ///Class representing a JavaScript console message from WebCore.
 ///This could be a issued by a call to one of the console logging functions (e.g. console.log('...')) or a JavaScript error on the page.
 ///
 ///To receive notifications of these messages, use the [WebView.onConsoleMessage] event.
-class ConsoleMessage {
+@ExchangeableObject()
+class ConsoleMessage_ {
   ///Console message
   String message;
 
   ///Console messsage level
-  ConsoleMessageLevel messageLevel;
+  ConsoleMessageLevel_ messageLevel;
 
-  ConsoleMessage(
-      {this.message = "", this.messageLevel = ConsoleMessageLevel.LOG});
-
-  ///Gets a possible [ConsoleMessage] instance from a [Map] value.
-  static ConsoleMessage? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return ConsoleMessage(
-      message: map["message"],
-      messageLevel: ConsoleMessageLevel.fromValue(map["messageLevel"]) ??
-          ConsoleMessageLevel.LOG,
-    );
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {"message": message, "messageLevel": messageLevel.toValue()};
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
+  ConsoleMessage_(
+      {this.message = "", this.messageLevel = ConsoleMessageLevel_.LOG});
 }

lib/src/types/console_message.g.dart

@@ -0,0 +1,51 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'console_message.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///Class representing a JavaScript console message from WebCore.
+///This could be a issued by a call to one of the console logging functions (e.g. console.log('...')) or a JavaScript error on the page.
+///
+///To receive notifications of these messages, use the [WebView.onConsoleMessage] event.
+class ConsoleMessage {
+  ///Console message
+  String message;
+
+  ///Console messsage level
+  ConsoleMessageLevel messageLevel;
+  ConsoleMessage(
+      {this.message = "", this.messageLevel = ConsoleMessageLevel.LOG});
+
+  ///Gets a possible [ConsoleMessage] instance from a [Map] value.
+  static ConsoleMessage? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = ConsoleMessage();
+    instance.message = map['message'];
+    instance.messageLevel =
+        ConsoleMessageLevel.fromNativeValue(map['messageLevel'])!;
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "message": message,
+      "messageLevel": messageLevel.toNativeValue(),
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'ConsoleMessage{message: $message, messageLevel: $messageLevel}';
+  }
+}

lib/src/types/console_message_level.dart

@@ -1,68 +1,26 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
+part 'console_message_level.g.dart';
+
 ///Class representing the level of a console message.
-class ConsoleMessageLevel {
+@ExchangeableEnum()
+class ConsoleMessageLevel_ {
+  // ignore: unused_field
   final int _value;
-
-  const ConsoleMessageLevel._internal(this._value);
-
-  ///Set of all values of [ConsoleMessageLevel].
-  static final Set<ConsoleMessageLevel> values = [
-    ConsoleMessageLevel.TIP,
-    ConsoleMessageLevel.LOG,
-    ConsoleMessageLevel.WARNING,
-    ConsoleMessageLevel.ERROR,
-    ConsoleMessageLevel.DEBUG,
-  ].toSet();
-
-  ///Gets a possible [ConsoleMessageLevel] instance from an [int] value.
-  static ConsoleMessageLevel? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return ConsoleMessageLevel.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 0:
-        return "TIP";
-      case 2:
-        return "WARNING";
-      case 3:
-        return "ERROR";
-      case 4:
-        return "DEBUG";
-      case 1:
-      default:
-        return "LOG";
-    }
-  }
+  const ConsoleMessageLevel_._internal(this._value);
 
   ///Console TIP level
-  static const TIP = const ConsoleMessageLevel._internal(0);
+  static const TIP = const ConsoleMessageLevel_._internal(0);
 
   ///Console LOG level
-  static const LOG = const ConsoleMessageLevel._internal(1);
+  static const LOG = const ConsoleMessageLevel_._internal(1);
 
   ///Console WARNING level
-  static const WARNING = const ConsoleMessageLevel._internal(2);
+  static const WARNING = const ConsoleMessageLevel_._internal(2);
 
   ///Console ERROR level
-  static const ERROR = const ConsoleMessageLevel._internal(3);
+  static const ERROR = const ConsoleMessageLevel_._internal(3);
 
   ///Console DEBUG level
-  static const DEBUG = const ConsoleMessageLevel._internal(4);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const DEBUG = const ConsoleMessageLevel_._internal(4);
 }

lib/src/types/console_message_level.g.dart

@@ -0,0 +1,97 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'console_message_level.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class representing the level of a console message.
+class ConsoleMessageLevel {
+  final int _value;
+  final int _nativeValue;
+  const ConsoleMessageLevel._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory ConsoleMessageLevel._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      ConsoleMessageLevel._internal(value, nativeValue());
+
+  ///Console TIP level
+  static const TIP = ConsoleMessageLevel._internal(0, 0);
+
+  ///Console LOG level
+  static const LOG = ConsoleMessageLevel._internal(1, 1);
+
+  ///Console WARNING level
+  static const WARNING = ConsoleMessageLevel._internal(2, 2);
+
+  ///Console ERROR level
+  static const ERROR = ConsoleMessageLevel._internal(3, 3);
+
+  ///Console DEBUG level
+  static const DEBUG = ConsoleMessageLevel._internal(4, 4);
+
+  ///Set of all values of [ConsoleMessageLevel].
+  static final Set<ConsoleMessageLevel> values = [
+    ConsoleMessageLevel.TIP,
+    ConsoleMessageLevel.LOG,
+    ConsoleMessageLevel.WARNING,
+    ConsoleMessageLevel.ERROR,
+    ConsoleMessageLevel.DEBUG,
+  ].toSet();
+
+  ///Gets a possible [ConsoleMessageLevel] instance from [int] value.
+  static ConsoleMessageLevel? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return ConsoleMessageLevel.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [ConsoleMessageLevel] instance from a native value.
+  static ConsoleMessageLevel? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return ConsoleMessageLevel.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'TIP';
+      case 1:
+        return 'LOG';
+      case 2:
+        return 'WARNING';
+      case 3:
+        return 'ERROR';
+      case 4:
+        return 'DEBUG';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/content_blocker_action_type.dart

@@ -1,52 +1,26 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../content_blocker.dart';
 
+part 'content_blocker_action_type.g.dart';
+
 ///Class that represents the kind of action that can be used with a [ContentBlockerTrigger].
-class ContentBlockerActionType {
+@ExchangeableEnum()
+class ContentBlockerActionType_ {
+  // ignore: unused_field
   final String _value;
-
-  const ContentBlockerActionType._internal(this._value);
-
-  ///Set of all values of [ContentBlockerActionType].
-  static final Set<ContentBlockerActionType> values = [
-    ContentBlockerActionType.BLOCK,
-    ContentBlockerActionType.CSS_DISPLAY_NONE,
-    ContentBlockerActionType.MAKE_HTTPS,
-  ].toSet();
-
-  ///Gets a possible [ContentBlockerActionType] instance from a [String] value.
-  static ContentBlockerActionType? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return ContentBlockerActionType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const ContentBlockerActionType_._internal(this._value);
 
   ///Stops loading of the resource. If the resource was cached, the cache is ignored.
-  static const BLOCK = const ContentBlockerActionType._internal('block');
+  static const BLOCK = const ContentBlockerActionType_._internal('block');
 
   ///Hides elements of the page based on a CSS selector. A selector field contains the selector list. Any matching element has its display property set to none, which hides it.
   ///
   ///**NOTE**: on Android, JavaScript must be enabled.
   static const CSS_DISPLAY_NONE =
-  const ContentBlockerActionType._internal('css-display-none');
+  const ContentBlockerActionType_._internal('css-display-none');
 
   ///Changes a URL from http to https. URLs with a specified (nondefault) port and links using other protocols are unaffected.
   static const MAKE_HTTPS =
-  const ContentBlockerActionType._internal('make-https');
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const ContentBlockerActionType_._internal('make-https');
 }

lib/src/types/content_blocker_action_type.g.dart

@@ -0,0 +1,81 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'content_blocker_action_type.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the kind of action that can be used with a [ContentBlockerTrigger].
+class ContentBlockerActionType {
+  final String _value;
+  final String _nativeValue;
+  const ContentBlockerActionType._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory ContentBlockerActionType._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      ContentBlockerActionType._internal(value, nativeValue());
+
+  ///Stops loading of the resource. If the resource was cached, the cache is ignored.
+  static const BLOCK = ContentBlockerActionType._internal('block', 'block');
+
+  ///Hides elements of the page based on a CSS selector. A selector field contains the selector list. Any matching element has its display property set to none, which hides it.
+  ///
+  ///**NOTE**: on Android, JavaScript must be enabled.
+  static const CSS_DISPLAY_NONE = ContentBlockerActionType._internal(
+      'css-display-none', 'css-display-none');
+
+  ///Changes a URL from http to https. URLs with a specified (nondefault) port and links using other protocols are unaffected.
+  static const MAKE_HTTPS =
+      ContentBlockerActionType._internal('make-https', 'make-https');
+
+  ///Set of all values of [ContentBlockerActionType].
+  static final Set<ContentBlockerActionType> values = [
+    ContentBlockerActionType.BLOCK,
+    ContentBlockerActionType.CSS_DISPLAY_NONE,
+    ContentBlockerActionType.MAKE_HTTPS,
+  ].toSet();
+
+  ///Gets a possible [ContentBlockerActionType] instance from [String] value.
+  static ContentBlockerActionType? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerActionType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [ContentBlockerActionType] instance from a native value.
+  static ContentBlockerActionType? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerActionType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/content_blocker_trigger_load_type.dart

@@ -1,46 +1,21 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../content_blocker.dart';
 
+part 'content_blocker_trigger_load_type.g.dart';
+
 ///Class that represents the possible load type for a [ContentBlockerTrigger].
-class ContentBlockerTriggerLoadType {
+@ExchangeableEnum()
+class ContentBlockerTriggerLoadType_ {
+  // ignore: unused_field
   final String _value;
-
-  const ContentBlockerTriggerLoadType._internal(this._value);
-
-  ///Set of all values of [ContentBlockerTriggerLoadType].
-  static final Set<ContentBlockerTriggerLoadType> values = [
-    ContentBlockerTriggerLoadType.FIRST_PARTY,
-    ContentBlockerTriggerLoadType.THIRD_PARTY,
-  ].toSet();
-
-  ///Gets a possible [ContentBlockerTriggerLoadType] instance from a [String] value.
-  static ContentBlockerTriggerLoadType? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return ContentBlockerTriggerLoadType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const ContentBlockerTriggerLoadType_._internal(this._value);
 
   ///FIRST_PARTY is triggered only if the resource has the same scheme, domain, and port as the main page resource.
   static const FIRST_PARTY =
-  const ContentBlockerTriggerLoadType._internal('first-party');
+  const ContentBlockerTriggerLoadType_._internal('first-party');
 
   ///THIRD_PARTY is triggered if the resource is not from the same domain as the main page resource.
   static const THIRD_PARTY =
-  const ContentBlockerTriggerLoadType._internal('third-party');
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const ContentBlockerTriggerLoadType_._internal('third-party');
 }

lib/src/types/content_blocker_trigger_load_type.g.dart

@@ -0,0 +1,75 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'content_blocker_trigger_load_type.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the possible load type for a [ContentBlockerTrigger].
+class ContentBlockerTriggerLoadType {
+  final String _value;
+  final String _nativeValue;
+  const ContentBlockerTriggerLoadType._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory ContentBlockerTriggerLoadType._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      ContentBlockerTriggerLoadType._internal(value, nativeValue());
+
+  ///FIRST_PARTY is triggered only if the resource has the same scheme, domain, and port as the main page resource.
+  static const FIRST_PARTY =
+      ContentBlockerTriggerLoadType._internal('first-party', 'first-party');
+
+  ///THIRD_PARTY is triggered if the resource is not from the same domain as the main page resource.
+  static const THIRD_PARTY =
+      ContentBlockerTriggerLoadType._internal('third-party', 'third-party');
+
+  ///Set of all values of [ContentBlockerTriggerLoadType].
+  static final Set<ContentBlockerTriggerLoadType> values = [
+    ContentBlockerTriggerLoadType.FIRST_PARTY,
+    ContentBlockerTriggerLoadType.THIRD_PARTY,
+  ].toSet();
+
+  ///Gets a possible [ContentBlockerTriggerLoadType] instance from [String] value.
+  static ContentBlockerTriggerLoadType? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerTriggerLoadType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [ContentBlockerTriggerLoadType] instance from a native value.
+  static ContentBlockerTriggerLoadType? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerTriggerLoadType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/content_blocker_trigger_resource_type.dart

@@ -1,61 +1,31 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../content_blocker.dart';
 
+part 'content_blocker_trigger_resource_type.g.dart';
+
 ///Class that represents the possible resource type defined for a [ContentBlockerTrigger].
-class ContentBlockerTriggerResourceType {
+@ExchangeableEnum()
+class ContentBlockerTriggerResourceType_ {
+  // ignore: unused_field
   final String _value;
-
-  const ContentBlockerTriggerResourceType._internal(this._value);
-
-  ///Set of all values of [ContentBlockerTriggerResourceType].
-  static final Set<ContentBlockerTriggerResourceType> values = [
-    ContentBlockerTriggerResourceType.DOCUMENT,
-    ContentBlockerTriggerResourceType.IMAGE,
-    ContentBlockerTriggerResourceType.STYLE_SHEET,
-    ContentBlockerTriggerResourceType.SCRIPT,
-    ContentBlockerTriggerResourceType.FONT,
-    ContentBlockerTriggerResourceType.MEDIA,
-    ContentBlockerTriggerResourceType.SVG_DOCUMENT,
-    ContentBlockerTriggerResourceType.RAW,
-  ].toSet();
-
-  ///Gets a possible [ContentBlockerTriggerResourceType] instance from a [String] value.
-  static ContentBlockerTriggerResourceType? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return ContentBlockerTriggerResourceType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const ContentBlockerTriggerResourceType_._internal(this._value);
 
   static const DOCUMENT =
-  const ContentBlockerTriggerResourceType._internal('document');
+      const ContentBlockerTriggerResourceType_._internal('document');
   static const IMAGE =
-  const ContentBlockerTriggerResourceType._internal('image');
+      const ContentBlockerTriggerResourceType_._internal('image');
   static const STYLE_SHEET =
-  const ContentBlockerTriggerResourceType._internal('style-sheet');
+      const ContentBlockerTriggerResourceType_._internal('style-sheet');
   static const SCRIPT =
-  const ContentBlockerTriggerResourceType._internal('script');
-  static const FONT = const ContentBlockerTriggerResourceType._internal('font');
+      const ContentBlockerTriggerResourceType_._internal('script');
+  static const FONT =
+      const ContentBlockerTriggerResourceType_._internal('font');
   static const MEDIA =
-  const ContentBlockerTriggerResourceType._internal('media');
+      const ContentBlockerTriggerResourceType_._internal('media');
   static const SVG_DOCUMENT =
-  const ContentBlockerTriggerResourceType._internal('svg-document');
+      const ContentBlockerTriggerResourceType_._internal('svg-document');
 
   ///Any untyped load
-  static const RAW = const ContentBlockerTriggerResourceType._internal('raw');
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const RAW = const ContentBlockerTriggerResourceType_._internal('raw');
 }

lib/src/types/content_blocker_trigger_resource_type.g.dart

@@ -0,0 +1,91 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'content_blocker_trigger_resource_type.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the possible resource type defined for a [ContentBlockerTrigger].
+class ContentBlockerTriggerResourceType {
+  final String _value;
+  final String _nativeValue;
+  const ContentBlockerTriggerResourceType._internal(
+      this._value, this._nativeValue);
+// ignore: unused_element
+  factory ContentBlockerTriggerResourceType._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      ContentBlockerTriggerResourceType._internal(value, nativeValue());
+  static const DOCUMENT =
+      ContentBlockerTriggerResourceType._internal('document', 'document');
+  static const IMAGE =
+      ContentBlockerTriggerResourceType._internal('image', 'image');
+  static const STYLE_SHEET =
+      ContentBlockerTriggerResourceType._internal('style-sheet', 'style-sheet');
+  static const SCRIPT =
+      ContentBlockerTriggerResourceType._internal('script', 'script');
+  static const FONT =
+      ContentBlockerTriggerResourceType._internal('font', 'font');
+  static const MEDIA =
+      ContentBlockerTriggerResourceType._internal('media', 'media');
+  static const SVG_DOCUMENT = ContentBlockerTriggerResourceType._internal(
+      'svg-document', 'svg-document');
+
+  ///Any untyped load
+  static const RAW = ContentBlockerTriggerResourceType._internal('raw', 'raw');
+
+  ///Set of all values of [ContentBlockerTriggerResourceType].
+  static final Set<ContentBlockerTriggerResourceType> values = [
+    ContentBlockerTriggerResourceType.DOCUMENT,
+    ContentBlockerTriggerResourceType.IMAGE,
+    ContentBlockerTriggerResourceType.STYLE_SHEET,
+    ContentBlockerTriggerResourceType.SCRIPT,
+    ContentBlockerTriggerResourceType.FONT,
+    ContentBlockerTriggerResourceType.MEDIA,
+    ContentBlockerTriggerResourceType.SVG_DOCUMENT,
+    ContentBlockerTriggerResourceType.RAW,
+  ].toSet();
+
+  ///Gets a possible [ContentBlockerTriggerResourceType] instance from [String] value.
+  static ContentBlockerTriggerResourceType? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerTriggerResourceType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [ContentBlockerTriggerResourceType] instance from a native value.
+  static ContentBlockerTriggerResourceType? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return ContentBlockerTriggerResourceType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/content_world.dart

@@ -24,7 +24,6 @@ class ContentWorld {
   }
 
   ///The default world for clients.
-  // ignore: non_constant_identifier_names
   static final ContentWorld DEFAULT_CLIENT =
   ContentWorld.world(name: "defaultClient");
 
@@ -32,7 +31,6 @@ class ContentWorld {
   ///This property contains the content world for scripts that the current webpage executes.
   ///Be careful when manipulating variables in this content world.
   ///If you modify a variable with the same name as one the webpage uses, you may unintentionally disrupt the normal operation of that page.
-  // ignore: non_constant_identifier_names
   static final ContentWorld PAGE = ContentWorld.world(name: "page");
 
   ///Converts instance to a map.

lib/src/types/cookie.dart

@@ -1,8 +1,13 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../cookie_manager.dart';
 import 'http_cookie_same_site_policy.dart';
 
+part 'cookie.g.dart';
+
 ///Class that represents a cookie returned by the [CookieManager].
-class Cookie {
+@ExchangeableObject()
+class Cookie_ {
   ///The cookie name.
   String name;
 
@@ -27,7 +32,7 @@ class Cookie {
   ///The cookie same site policy.
   ///
   ///**NOTE**: on Android it will be always `null`.
-  HTTPCookieSameSitePolicy? sameSite;
+  HTTPCookieSameSitePolicy_? sameSite;
 
   ///Indicates if the cookie is secure or not.
   ///
@@ -44,7 +49,7 @@ class Cookie {
   ///**NOTE**: on Android it will be always `null`.
   String? path;
 
-  Cookie(
+  Cookie_(
       {required this.name,
         required this.value,
         this.expiresDate,
@@ -54,29 +59,4 @@ class Cookie {
         this.isSecure,
         this.isHttpOnly,
         this.path});
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "name": name,
-      "value": value,
-      "expiresDate": expiresDate,
-      "isSessionOnly": isSessionOnly,
-      "domain": domain,
-      "sameSite": sameSite?.toValue(),
-      "isSecure": isSecure,
-      "isHttpOnly": isHttpOnly,
-      "path": path
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }

lib/src/types/cookie.g.dart

@@ -0,0 +1,106 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'cookie.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///Class that represents a cookie returned by the [CookieManager].
+class Cookie {
+  ///The cookie name.
+  String name;
+
+  ///The cookie value.
+  dynamic value;
+
+  ///The cookie expiration date in milliseconds.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  int? expiresDate;
+
+  ///Indicates if the cookie is a session only cookie.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  bool? isSessionOnly;
+
+  ///The cookie domain.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  String? domain;
+
+  ///The cookie same site policy.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  HTTPCookieSameSitePolicy? sameSite;
+
+  ///Indicates if the cookie is secure or not.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  bool? isSecure;
+
+  ///Indicates if the cookie is a http only cookie.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  bool? isHttpOnly;
+
+  ///The cookie path.
+  ///
+  ///**NOTE**: on Android it will be always `null`.
+  String? path;
+  Cookie(
+      {required this.name,
+      this.value,
+      this.expiresDate,
+      this.isSessionOnly,
+      this.domain,
+      this.sameSite,
+      this.isSecure,
+      this.isHttpOnly,
+      this.path});
+
+  ///Gets a possible [Cookie] instance from a [Map] value.
+  static Cookie? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = Cookie(
+      name: map['name'],
+      value: map['value'],
+    );
+    instance.expiresDate = map['expiresDate'];
+    instance.isSessionOnly = map['isSessionOnly'];
+    instance.domain = map['domain'];
+    instance.sameSite =
+        HTTPCookieSameSitePolicy.fromNativeValue(map['sameSite']);
+    instance.isSecure = map['isSecure'];
+    instance.isHttpOnly = map['isHttpOnly'];
+    instance.path = map['path'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "name": name,
+      "value": value,
+      "expiresDate": expiresDate,
+      "isSessionOnly": isSessionOnly,
+      "domain": domain,
+      "sameSite": sameSite?.toNativeValue(),
+      "isSecure": isSecure,
+      "isHttpOnly": isHttpOnly,
+      "path": path,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'Cookie{name: $name, value: $value, expiresDate: $expiresDate, isSessionOnly: $isSessionOnly, domain: $domain, sameSite: $sameSite, isSecure: $isSecure, isHttpOnly: $isHttpOnly, path: $path}';
+  }
+}

lib/src/types/create_window_action.dart

@@ -1,3 +1,5 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../in_app_webview/webview.dart';
 import 'navigation_action.dart';
 import 'window_features.dart';
@@ -5,8 +7,11 @@ import 'url_request.dart';
 import 'frame_info.dart';
 import 'navigation_type.dart';
 
+part 'create_window_action.g.dart';
+
 ///Class that represents the navigation request used by the [WebView.onCreateWindow] event.
-class CreateWindowAction extends NavigationAction {
+@ExchangeableObject()
+class CreateWindowAction_ extends NavigationAction_ {
   ///The window id. Used by [WebView] to create a new WebView.
   int windowId;
 
@@ -15,20 +20,29 @@ class CreateWindowAction extends NavigationAction {
   bool? androidIsDialog;
 
   ///Indicates if the new window should be a dialog, rather than a full-size window.
-  ///
-  ///**NOTE**: available only on Android.
+  @SupportedPlatforms(
+      platforms: [
+        AndroidPlatform()
+      ]
+  )
   bool? isDialog;
 
   ///Use [windowFeatures] instead.
   @Deprecated("Use windowFeatures instead")
-  IOSWKWindowFeatures? iosWindowFeatures;
+  IOSWKWindowFeatures_? iosWindowFeatures;
 
   ///Window features requested by the webpage.
-  ///
-  ///**NOTE**: available only on iOS.
-  WindowFeatures? windowFeatures;
+  @SupportedPlatforms(
+      platforms: [
+        IOSPlatform(
+          apiName: "WKWindowFeatures",
+          apiUrl: "https://developer.apple.com/documentation/webkit/wkwindowfeatures"
+        )
+      ]
+  )
+  WindowFeatures_? windowFeatures;
 
-  CreateWindowAction(
+  CreateWindowAction_(
       {required this.windowId,
         @Deprecated('Use isDialog instead')
         this.androidIsDialog,
@@ -36,7 +50,7 @@ class CreateWindowAction extends NavigationAction {
         @Deprecated('Use windowFeatures instead')
         this.iosWindowFeatures,
         this.windowFeatures,
-        required URLRequest request,
+        required URLRequest_ request,
         required bool isForMainFrame,
         @Deprecated('Use hasGesture instead')
         bool? androidHasGesture,
@@ -46,113 +60,27 @@ class CreateWindowAction extends NavigationAction {
         bool? isRedirect,
         @Deprecated('Use navigationType instead')
         // ignore: deprecated_member_use_from_same_package
-        IOSWKNavigationType? iosWKNavigationType,
-        NavigationType? navigationType,
+        IOSWKNavigationType_? iosWKNavigationType,
+        NavigationType_? navigationType,
         @Deprecated('Use sourceFrame instead')
         // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo? iosSourceFrame,
-        FrameInfo? sourceFrame,
+        IOSWKFrameInfo_? iosSourceFrame,
+        FrameInfo_? sourceFrame,
         @Deprecated('Use targetFrame instead')
         // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo? iosTargetFrame,
-        FrameInfo? targetFrame})
+        IOSWKFrameInfo_? iosTargetFrame,
+        FrameInfo_? targetFrame})
       : super(
       request: request,
       isForMainFrame: isForMainFrame,
-      // ignore: deprecated_member_use_from_same_package
-      androidHasGesture: hasGesture ?? androidHasGesture,
-      hasGesture: hasGesture ?? androidHasGesture,
-      // ignore: deprecated_member_use_from_same_package
-      androidIsRedirect: isRedirect ?? androidIsRedirect,
-      isRedirect: isRedirect ?? androidIsRedirect,
-      // ignore: deprecated_member_use_from_same_package
-      iosWKNavigationType:
-      // ignore: deprecated_member_use_from_same_package
-      IOSWKNavigationType.fromValue(navigationType?.toValue()) ??
-          iosWKNavigationType,
-      navigationType: navigationType ??
-          NavigationType.fromValue(iosWKNavigationType?.toValue()),
-      // ignore: deprecated_member_use_from_same_package
-      iosSourceFrame:
-      // ignore: deprecated_member_use_from_same_package
-      IOSWKFrameInfo.fromMap(sourceFrame?.toMap()) ?? iosSourceFrame,
-      sourceFrame:
-      sourceFrame ?? FrameInfo.fromMap(iosSourceFrame?.toMap()),
-      // ignore: deprecated_member_use_from_same_package
-      iosTargetFrame:
-      // ignore: deprecated_member_use_from_same_package
-      IOSWKFrameInfo.fromMap(targetFrame?.toMap()) ?? iosTargetFrame,
-      targetFrame:
-      targetFrame ?? FrameInfo.fromMap(iosTargetFrame?.toMap())) {
-    // ignore: deprecated_member_use_from_same_package
-    this.isDialog = this.isDialog ?? this.androidIsDialog;
-    this.windowFeatures = this.windowFeatures ??
-        // ignore: deprecated_member_use_from_same_package
-        WindowFeatures.fromMap(this.iosWindowFeatures?.toMap());
-  }
-
-  ///Gets a possible [CreateWindowAction] instance from a [Map] value.
-  static CreateWindowAction? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return CreateWindowAction(
-        windowId: map["windowId"],
-        // ignore: deprecated_member_use_from_same_package
-        androidIsDialog: map["isDialog"] ?? map["androidIsDialog"],
-        isDialog: map["isDialog"] ?? map["androidIsDialog"],
-        // ignore: deprecated_member_use_from_same_package
-        iosWindowFeatures: IOSWKWindowFeatures.fromMap(
-            map["windowFeatures"]?.cast<String, dynamic>()),
-        windowFeatures: WindowFeatures.fromMap(
-            map["windowFeatures"]?.cast<String, dynamic>()),
-        request: URLRequest.fromMap(map["request"].cast<String, dynamic>())!,
-        isForMainFrame: map["isForMainFrame"],
-        // ignore: deprecated_member_use_from_same_package
-        androidHasGesture: map["hasGesture"],
-        hasGesture: map["hasGesture"],
-        // ignore: deprecated_member_use_from_same_package
-        androidIsRedirect: map["isRedirect"],
-        isRedirect: map["isRedirect"],
-        // ignore: deprecated_member_use_from_same_package
-        iosWKNavigationType:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKNavigationType.fromValue(map["navigationType"]),
-        navigationType: NavigationType.fromValue(map["navigationType"]),
-        // ignore: deprecated_member_use_from_same_package
-        iosSourceFrame:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo.fromMap(map["sourceFrame"]?.cast<String, dynamic>()),
-        sourceFrame:
-        FrameInfo.fromMap(map["sourceFrame"]?.cast<String, dynamic>()),
-        // ignore: deprecated_member_use_from_same_package
-        iosTargetFrame:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo.fromMap(map["targetFrame"]?.cast<String, dynamic>()),
-        targetFrame:
-        FrameInfo.fromMap(map["targetFrame"]?.cast<String, dynamic>()));
-  }
-
-  @override
-  Map<String, dynamic> toMap() {
-    var createWindowActionMap = super.toMap();
-    createWindowActionMap.addAll({
-      "windowId": windowId,
-      // ignore: deprecated_member_use_from_same_package
-      "androidIsDialog": isDialog ?? androidIsDialog,
-      // ignore: deprecated_member_use_from_same_package
-      "isDialog": isDialog ?? androidIsDialog,
-      "iosWindowFeatures":
-      // ignore: deprecated_member_use_from_same_package
-      windowFeatures?.toMap() ?? iosWindowFeatures?.toMap(),
-      // ignore: deprecated_member_use_from_same_package
-      "windowFeatures": windowFeatures?.toMap() ?? iosWindowFeatures?.toMap(),
-    });
-    return createWindowActionMap;
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
+      androidHasGesture: androidHasGesture,
+      hasGesture: hasGesture,
+      androidIsRedirect: androidIsRedirect,
+      isRedirect: isRedirect,
+      iosWKNavigationType: iosWKNavigationType,
+      navigationType: navigationType,
+      iosSourceFrame: iosSourceFrame,
+      sourceFrame: sourceFrame,
+      iosTargetFrame: iosTargetFrame,
+      targetFrame: targetFrame);
 }

lib/src/types/create_window_action.g.dart

@@ -0,0 +1,140 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'create_window_action.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///Class that represents the navigation request used by the [WebView.onCreateWindow] event.
+class CreateWindowAction extends NavigationAction {
+  ///The window id. Used by [WebView] to create a new WebView.
+  int windowId;
+
+  ///Use [isDialog] instead.
+  @Deprecated('Use isDialog instead')
+  bool? androidIsDialog;
+
+  ///Indicates if the new window should be a dialog, rather than a full-size window.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- Android native WebView
+  bool? isDialog;
+
+  ///Use [windowFeatures] instead.
+  @Deprecated('Use windowFeatures instead')
+  IOSWKWindowFeatures? iosWindowFeatures;
+
+  ///Window features requested by the webpage.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - WKWindowFeatures](https://developer.apple.com/documentation/webkit/wkwindowfeatures))
+  WindowFeatures? windowFeatures;
+  CreateWindowAction(
+      {required this.windowId,
+      @Deprecated('Use isDialog instead')
+          this.androidIsDialog,
+      this.isDialog,
+      @Deprecated('Use windowFeatures instead')
+          this.iosWindowFeatures,
+      this.windowFeatures,
+      required URLRequest request,
+      required bool isForMainFrame,
+      @Deprecated('Use hasGesture instead')
+          bool? androidHasGesture,
+      bool? hasGesture,
+      @Deprecated('Use isRedirect instead')
+          bool? androidIsRedirect,
+      bool? isRedirect,
+      @Deprecated('Use navigationType instead')
+          IOSWKNavigationType? iosWKNavigationType,
+      NavigationType? navigationType,
+      @Deprecated('Use sourceFrame instead')
+          IOSWKFrameInfo? iosSourceFrame,
+      FrameInfo? sourceFrame,
+      @Deprecated('Use targetFrame instead')
+          IOSWKFrameInfo? iosTargetFrame,
+      FrameInfo? targetFrame,
+      bool? shouldPerformDownload})
+      : super(
+            request: request,
+            isForMainFrame: isForMainFrame,
+            androidHasGesture: androidHasGesture,
+            hasGesture: hasGesture,
+            androidIsRedirect: androidIsRedirect,
+            isRedirect: isRedirect,
+            iosWKNavigationType: iosWKNavigationType,
+            navigationType: navigationType,
+            iosSourceFrame: iosSourceFrame,
+            sourceFrame: sourceFrame,
+            iosTargetFrame: iosTargetFrame,
+            targetFrame: targetFrame,
+            shouldPerformDownload: shouldPerformDownload) {
+    isDialog = isDialog ?? androidIsDialog;
+    windowFeatures =
+        windowFeatures ?? WindowFeatures.fromMap(iosWindowFeatures?.toMap());
+  }
+
+  ///Gets a possible [CreateWindowAction] instance from a [Map] value.
+  static CreateWindowAction? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = CreateWindowAction(
+      request: URLRequest.fromMap(map['request']?.cast<String, dynamic>())!,
+      isForMainFrame: map['isForMainFrame'],
+      windowId: map['windowId'],
+    );
+    instance.androidHasGesture = map['hasGesture'];
+    instance.hasGesture = map['hasGesture'];
+    instance.androidIsRedirect = map['isRedirect'];
+    instance.isRedirect = map['isRedirect'];
+    instance.iosWKNavigationType =
+        IOSWKNavigationType.fromNativeValue(map['navigationType']);
+    instance.navigationType =
+        NavigationType.fromNativeValue(map['navigationType']);
+    instance.iosSourceFrame =
+        IOSWKFrameInfo.fromMap(map['sourceFrame']?.cast<String, dynamic>());
+    instance.sourceFrame =
+        FrameInfo.fromMap(map['sourceFrame']?.cast<String, dynamic>());
+    instance.iosTargetFrame =
+        IOSWKFrameInfo.fromMap(map['targetFrame']?.cast<String, dynamic>());
+    instance.targetFrame =
+        FrameInfo.fromMap(map['targetFrame']?.cast<String, dynamic>());
+    instance.shouldPerformDownload = map['shouldPerformDownload'];
+    instance.androidIsDialog = map['isDialog'];
+    instance.isDialog = map['isDialog'];
+    instance.iosWindowFeatures = IOSWKWindowFeatures.fromMap(
+        map['windowFeatures']?.cast<String, dynamic>());
+    instance.windowFeatures =
+        WindowFeatures.fromMap(map['windowFeatures']?.cast<String, dynamic>());
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "request": request.toMap(),
+      "isForMainFrame": isForMainFrame,
+      "hasGesture": hasGesture,
+      "isRedirect": isRedirect,
+      "navigationType": navigationType?.toNativeValue(),
+      "sourceFrame": sourceFrame?.toMap(),
+      "targetFrame": targetFrame?.toMap(),
+      "shouldPerformDownload": shouldPerformDownload,
+      "windowId": windowId,
+      "isDialog": isDialog,
+      "windowFeatures": windowFeatures?.toMap(),
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'CreateWindowAction{request: $request, isForMainFrame: $isForMainFrame, hasGesture: $hasGesture, isRedirect: $isRedirect, navigationType: $navigationType, sourceFrame: $sourceFrame, targetFrame: $targetFrame, shouldPerformDownload: $shouldPerformDownload, windowId: $windowId, isDialog: $isDialog, windowFeatures: $windowFeatures}';
+  }
+}

lib/src/types/cross_origin.dart

@@ -1,47 +1,22 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import 'script_html_tag_attributes.dart';
 import 'css_link_html_tag_attributes.dart';
 
+part 'cross_origin.g.dart';
+
 ///Class that represents the `crossorigin` content attribute on media elements, which is a CORS settings attribute.
 ///It could be used with [ScriptHtmlTagAttributes] and [CSSLinkHtmlTagAttributes]
 ///when fetching a resource `<link>` or a `<script>` (or resources fetched by the `<script>`).
-class CrossOrigin {
+@ExchangeableEnum()
+class CrossOrigin_ {
+  // ignore: unused_field
   final String _value;
-
-  const CrossOrigin._internal(this._value);
-
-  ///Set of all values of [CrossOrigin].
-  static final Set<CrossOrigin> values = [
-    CrossOrigin.ANONYMOUS,
-    CrossOrigin.USE_CREDENTIALS,
-  ].toSet();
-
-  ///Gets a possible [CrossOrigin] instance from a [String] value.
-  static CrossOrigin? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return CrossOrigin.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const CrossOrigin_._internal(this._value);
 
   ///CORS requests for this element will have the credentials flag set to 'same-origin'.
-  static const ANONYMOUS = const CrossOrigin._internal("anonymous");
+  static const ANONYMOUS = const CrossOrigin_._internal("anonymous");
 
   ///CORS requests for this element will have the credentials flag set to 'include'.
-  static const USE_CREDENTIALS = const CrossOrigin._internal("use-credentials");
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const USE_CREDENTIALS = const CrossOrigin_._internal("use-credentials");
 }

lib/src/types/cross_origin.g.dart

@@ -0,0 +1,76 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'cross_origin.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the `crossorigin` content attribute on media elements, which is a CORS settings attribute.
+///It could be used with [ScriptHtmlTagAttributes] and [CSSLinkHtmlTagAttributes]
+///when fetching a resource `<link>` or a `<script>` (or resources fetched by the `<script>`).
+class CrossOrigin {
+  final String _value;
+  final String _nativeValue;
+  const CrossOrigin._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory CrossOrigin._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      CrossOrigin._internal(value, nativeValue());
+
+  ///CORS requests for this element will have the credentials flag set to 'same-origin'.
+  static const ANONYMOUS = CrossOrigin._internal('anonymous', 'anonymous');
+
+  ///CORS requests for this element will have the credentials flag set to 'include'.
+  static const USE_CREDENTIALS =
+      CrossOrigin._internal('use-credentials', 'use-credentials');
+
+  ///Set of all values of [CrossOrigin].
+  static final Set<CrossOrigin> values = [
+    CrossOrigin.ANONYMOUS,
+    CrossOrigin.USE_CREDENTIALS,
+  ].toSet();
+
+  ///Gets a possible [CrossOrigin] instance from [String] value.
+  static CrossOrigin? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return CrossOrigin.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [CrossOrigin] instance from a native value.
+  static CrossOrigin? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return CrossOrigin.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/frame_info.dart

@@ -1,50 +1,24 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import 'url_request.dart';
 import 'security_origin.dart';
 
+part 'frame_info.g.dart';
+
 ///An object that contains information about a frame on a webpage.
-class FrameInfo {
+@ExchangeableObject()
+class FrameInfo_ {
   ///A Boolean value indicating whether the frame is the web site's main frame or a subframe.
   bool isMainFrame;
 
   ///The frame’s current request.
-  URLRequest? request;
+  URLRequest_? request;
 
   ///The frame’s security origin.
-  SecurityOrigin? securityOrigin;
+  SecurityOrigin_? securityOrigin;
 
-  FrameInfo(
+  FrameInfo_(
       {required this.isMainFrame, required this.request, this.securityOrigin});
-
-  ///Gets a possible [FrameInfo] instance from a [Map] value.
-  static FrameInfo? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return FrameInfo(
-        isMainFrame: map["isMainFrame"],
-        request: URLRequest.fromMap(map["request"]?.cast<String, dynamic>()),
-        securityOrigin: SecurityOrigin.fromMap(
-            map["securityOrigin"]?.cast<String, dynamic>()));
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "isMainFrame": isMainFrame,
-      "request": request?.toMap(),
-      "securityOrigin": securityOrigin?.toMap()
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }
 
 ///An object that contains information about a frame on a webpage.
@@ -53,47 +27,17 @@ class FrameInfo {
 ///
 ///Use [FrameInfo] instead.
 @Deprecated("Use FrameInfo instead")
-class IOSWKFrameInfo {
+@ExchangeableObject()
+class IOSWKFrameInfo_ {
   ///A Boolean value indicating whether the frame is the web site's main frame or a subframe.
   bool isMainFrame;
 
   ///The frame’s current request.
-  URLRequest? request;
+  URLRequest_? request;
 
   ///The frame’s security origin.
-  IOSWKSecurityOrigin? securityOrigin;
+  IOSWKSecurityOrigin_? securityOrigin;
 
-  IOSWKFrameInfo(
+  IOSWKFrameInfo_(
       {required this.isMainFrame, required this.request, this.securityOrigin});
-
-  ///Gets a possible [IOSWKFrameInfo] instance from a [Map] value.
-  static IOSWKFrameInfo? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return IOSWKFrameInfo(
-        isMainFrame: map["isMainFrame"],
-        request: URLRequest.fromMap(map["request"]?.cast<String, dynamic>()),
-        securityOrigin: IOSWKSecurityOrigin.fromMap(
-            map["securityOrigin"]?.cast<String, dynamic>()));
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "isMainFrame": isMainFrame,
-      "request": request?.toMap(),
-      "securityOrigin": securityOrigin?.toMap()
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }

lib/src/types/frame_info.g.dart

@@ -0,0 +1,103 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'frame_info.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///An object that contains information about a frame on a webpage.
+class FrameInfo {
+  ///A Boolean value indicating whether the frame is the web site's main frame or a subframe.
+  bool isMainFrame;
+
+  ///The frame’s current request.
+  URLRequest? request;
+
+  ///The frame’s security origin.
+  dynamic securityOrigin;
+  FrameInfo({required this.isMainFrame, this.request, this.securityOrigin});
+
+  ///Gets a possible [FrameInfo] instance from a [Map] value.
+  static FrameInfo? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = FrameInfo(
+      isMainFrame: map['isMainFrame'],
+      request: URLRequest.fromMap(map['request']?.cast<String, dynamic>()),
+    );
+    instance.securityOrigin = map['securityOrigin'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "isMainFrame": isMainFrame,
+      "request": request?.toMap(),
+      "securityOrigin": securityOrigin,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'FrameInfo{isMainFrame: $isMainFrame, request: $request, securityOrigin: $securityOrigin}';
+  }
+}
+
+///An object that contains information about a frame on a webpage.
+///
+///**NOTE**: available only on iOS.
+///
+///Use [FrameInfo] instead.
+@Deprecated('Use FrameInfo instead')
+class IOSWKFrameInfo {
+  ///A Boolean value indicating whether the frame is the web site's main frame or a subframe.
+  bool isMainFrame;
+
+  ///The frame’s current request.
+  URLRequest? request;
+
+  ///The frame’s security origin.
+  dynamic securityOrigin;
+  IOSWKFrameInfo(
+      {required this.isMainFrame, this.request, this.securityOrigin});
+
+  ///Gets a possible [IOSWKFrameInfo] instance from a [Map] value.
+  static IOSWKFrameInfo? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = IOSWKFrameInfo(
+      isMainFrame: map['isMainFrame'],
+      request: URLRequest.fromMap(map['request']?.cast<String, dynamic>()),
+    );
+    instance.securityOrigin = map['securityOrigin'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "isMainFrame": isMainFrame,
+      "request": request?.toMap(),
+      "securityOrigin": securityOrigin,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'IOSWKFrameInfo{isMainFrame: $isMainFrame, request: $request, securityOrigin: $securityOrigin}';
+  }
+}

lib/src/types/http_cookie_same_site_policy.dart

@@ -1,56 +1,30 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import 'cookie.dart';
 
+part 'http_cookie_same_site_policy.g.dart';
+
 ///Class that represents the same site policy of a cookie. Used by the [Cookie] class.
-class HTTPCookieSameSitePolicy {
+@ExchangeableEnum()
+class HTTPCookieSameSitePolicy_ {
+  // ignore: unused_field
   final String _value;
-
-  const HTTPCookieSameSitePolicy._internal(this._value);
-
-  ///Set of all values of [HTTPCookieSameSitePolicy].
-  static final Set<HTTPCookieSameSitePolicy> values = [
-    HTTPCookieSameSitePolicy.LAX,
-    HTTPCookieSameSitePolicy.STRICT,
-    HTTPCookieSameSitePolicy.NONE,
-  ].toSet();
-
-  ///Gets a possible [HTTPCookieSameSitePolicy] instance from a [String] value.
-  static HTTPCookieSameSitePolicy? fromValue(String? value) {
-    if (value != null) {
-      try {
-        return HTTPCookieSameSitePolicy.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [String] value.
-  String toValue() => _value;
-
-  @override
-  String toString() => _value;
+  const HTTPCookieSameSitePolicy_._internal(this._value);
 
   ///SameSite=Lax;
   ///
   ///Cookies are allowed to be sent with top-level navigations and will be sent along with GET
   ///request initiated by third party website. This is the default value in modern browsers.
-  static const LAX = const HTTPCookieSameSitePolicy._internal("Lax");
+  static const LAX = const HTTPCookieSameSitePolicy_._internal("Lax");
 
   ///SameSite=Strict;
   ///
   ///Cookies will only be sent in a first-party context and not be sent along with requests initiated by third party websites.
-  static const STRICT = const HTTPCookieSameSitePolicy._internal("Strict");
+  static const STRICT = const HTTPCookieSameSitePolicy_._internal("Strict");
 
   ///SameSite=None;
   ///
   ///Cookies will be sent in all contexts, i.e sending cross-origin is allowed.
   ///`None` requires the `Secure` attribute in latest browser versions.
-  static const NONE = const HTTPCookieSameSitePolicy._internal("None");
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  static const NONE = const HTTPCookieSameSitePolicy_._internal("None");
 }

lib/src/types/http_cookie_same_site_policy.g.dart

@@ -0,0 +1,85 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'http_cookie_same_site_policy.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the same site policy of a cookie. Used by the [Cookie] class.
+class HTTPCookieSameSitePolicy {
+  final String _value;
+  final String _nativeValue;
+  const HTTPCookieSameSitePolicy._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory HTTPCookieSameSitePolicy._internalMultiPlatform(
+          String value, Function nativeValue) =>
+      HTTPCookieSameSitePolicy._internal(value, nativeValue());
+
+  ///SameSite=Lax;
+  ///
+  ///Cookies are allowed to be sent with top-level navigations and will be sent along with GET
+  ///request initiated by third party website. This is the default value in modern browsers.
+  static const LAX = HTTPCookieSameSitePolicy._internal('Lax', 'Lax');
+
+  ///SameSite=Strict;
+  ///
+  ///Cookies will only be sent in a first-party context and not be sent along with requests initiated by third party websites.
+  static const STRICT = HTTPCookieSameSitePolicy._internal('Strict', 'Strict');
+
+  ///SameSite=None;
+  ///
+  ///Cookies will be sent in all contexts, i.e sending cross-origin is allowed.
+  ///`None` requires the `Secure` attribute in latest browser versions.
+  static const NONE = HTTPCookieSameSitePolicy._internal('None', 'None');
+
+  ///Set of all values of [HTTPCookieSameSitePolicy].
+  static final Set<HTTPCookieSameSitePolicy> values = [
+    HTTPCookieSameSitePolicy.LAX,
+    HTTPCookieSameSitePolicy.STRICT,
+    HTTPCookieSameSitePolicy.NONE,
+  ].toSet();
+
+  ///Gets a possible [HTTPCookieSameSitePolicy] instance from [String] value.
+  static HTTPCookieSameSitePolicy? fromValue(String? value) {
+    if (value != null) {
+      try {
+        return HTTPCookieSameSitePolicy.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [HTTPCookieSameSitePolicy] instance from a native value.
+  static HTTPCookieSameSitePolicy? fromNativeValue(String? value) {
+    if (value != null) {
+      try {
+        return HTTPCookieSameSitePolicy.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [String] value.
+  String toValue() => _value;
+
+  ///Gets [String] native value.
+  String toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    return _value;
+  }
+}

lib/src/types/navigation_action.dart

@@ -1,17 +1,22 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../in_app_webview/webview.dart';
 import 'url_request.dart';
 import 'navigation_type.dart';
 import 'frame_info.dart';
 
+part 'navigation_action.g.dart';
+
 ///An object that contains information about an action that causes navigation to occur.
-class NavigationAction {
+@ExchangeableObject()
+class NavigationAction_ {
   ///The URL request object associated with the navigation action.
   ///
   ///**NOTE for Android**: If the request is associated to the [WebView.onCreateWindow] event
   ///and the window has been created using JavaScript, [request.url] will be `null`,
   ///the [request.method] is always `GET`, and [request.headers] value is always `null`.
   ///Also, on Android < 21, the [request.method]  is always `GET` and [request.headers] value is always `null`.
-  URLRequest request;
+  URLRequest_ request;
 
   ///Indicates whether the request was made for the main frame.
   ///
@@ -27,8 +32,16 @@ class NavigationAction {
   ///For security reasons in certain situations this method may return `false` even though
   ///the sequence of events which caused the request to be created was initiated by a user
   ///gesture.
-  ///
-  ///**NOTE**: available only on Android. On Android < 24, this is always `false`.
+  @SupportedPlatforms(
+    platforms: [
+      AndroidPlatform(
+        available: "21",
+        apiName: "WebResourceRequest.hasGesture",
+        apiUrl: "https://developer.android.com/reference/android/webkit/WebResourceRequest#hasGesture()",
+        note: "On Android < 21, this is always `false`"
+      )
+    ]
+  )
   bool? hasGesture;
 
   ///Use [isRedirect] instead.
@@ -37,44 +50,77 @@ class NavigationAction {
 
   ///Gets whether the request was a result of a server-side redirect.
   ///
-  ///**NOTE**: available only on Android.
-  ///If the request is associated to the [WebView.onCreateWindow] event, this is always `false`.
+  ///**NOTE**: If the request is associated to the [WebView.onCreateWindow] event, this is always `false`.
   ///Also, on Android < 21, this is always `false`.
+  @SupportedPlatforms(
+      platforms: [
+        AndroidPlatform(
+            available: "21",
+            apiName: "WebResourceRequest.isRedirect",
+            apiUrl: "https://developer.android.com/reference/android/webkit/WebResourceRequest#isRedirect()"
+        )
+      ]
+  )
   bool? isRedirect;
 
   ///Use [navigationType] instead.
   @Deprecated("Use navigationType instead")
-  IOSWKNavigationType? iosWKNavigationType;
+  IOSWKNavigationType_? iosWKNavigationType;
 
-  ///The type of action triggering the navigation.
-  ///
-  ///**NOTE**: available only on iOS.
-  NavigationType? navigationType;
+  ///The type of action triggering the navigation.ì
+  @SupportedPlatforms(
+      platforms: [
+        IOSPlatform(
+            apiName: "WKNavigationAction.navigationType",
+            apiUrl: "https://developer.apple.com/documentation/webkit/wknavigationaction/1401914-navigationtype"
+        )
+      ]
+  )
+  NavigationType_? navigationType;
 
   ///Use [sourceFrame] instead.
   @Deprecated("Use sourceFrame instead")
-  IOSWKFrameInfo? iosSourceFrame;
+  IOSWKFrameInfo_? iosSourceFrame;
 
   ///The frame that requested the navigation.
-  ///
-  ///**NOTE**: available only on iOS.
-  FrameInfo? sourceFrame;
+  @SupportedPlatforms(
+      platforms: [
+        IOSPlatform(
+            apiName: "WKNavigationAction.sourceFrame",
+            apiUrl: "https://developer.apple.com/documentation/webkit/wknavigationaction/1401926-sourceframe"
+        )
+      ]
+  )
+  FrameInfo_? sourceFrame;
 
   ///Use [targetFrame] instead.
   @Deprecated("Use targetFrame instead")
-  IOSWKFrameInfo? iosTargetFrame;
+  IOSWKFrameInfo_? iosTargetFrame;
 
   ///The frame in which to display the new content.
-  ///
-  ///**NOTE**: available only on iOS.
-  FrameInfo? targetFrame;
+  @SupportedPlatforms(
+      platforms: [
+        IOSPlatform(
+            apiName: "WKNavigationAction.targetFrame",
+            apiUrl: "https://developer.apple.com/documentation/webkit/wknavigationaction/1401918-targetframe"
+        )
+      ]
+  )
+  FrameInfo_? targetFrame;
 
   ///A value indicating whether the web content used a download attribute to indicate that this should be downloaded.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(
+      platforms: [
+        IOSPlatform(
+            available: "14.5",
+            apiName: "WKNavigationAction.shouldPerformDownload",
+            apiUrl: "https://developer.apple.com/documentation/webkit/wknavigationaction/3727357-shouldperformdownload"
+        )
+      ]
+  )
   bool? shouldPerformDownload;
 
-  NavigationAction(
+  NavigationAction_(
       {required this.request,
         required this.isForMainFrame,
         @Deprecated('Use hasGesture instead') this.androidHasGesture,
@@ -87,94 +133,5 @@ class NavigationAction {
         this.sourceFrame,
         @Deprecated("Use targetFrame instead") this.iosTargetFrame,
         this.targetFrame,
-        this.shouldPerformDownload}) {
-    // ignore: deprecated_member_use_from_same_package
-    this.hasGesture = this.hasGesture ?? this.androidHasGesture;
-    // ignore: deprecated_member_use_from_same_package
-    this.isRedirect = this.isRedirect ?? this.androidIsRedirect;
-    this.navigationType = this.navigationType ??
-        // ignore: deprecated_member_use_from_same_package
-        NavigationType.fromValue(this.iosWKNavigationType?.toValue());
-    this.sourceFrame =
-    // ignore: deprecated_member_use_from_same_package
-    this.sourceFrame ?? FrameInfo.fromMap(this.iosSourceFrame?.toMap());
-    this.targetFrame =
-    // ignore: deprecated_member_use_from_same_package
-    this.targetFrame ?? FrameInfo.fromMap(this.iosTargetFrame?.toMap());
-  }
-
-  ///Gets a possible [NavigationAction] instance from a [Map] value.
-  static NavigationAction? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return NavigationAction(
-        request: URLRequest.fromMap(map["request"].cast<String, dynamic>())!,
-        isForMainFrame: map["isForMainFrame"],
-        // ignore: deprecated_member_use_from_same_package
-        androidHasGesture: map["hasGesture"] ?? map["androidHasGesture"],
-        hasGesture: map["hasGesture"],
-        // ignore: deprecated_member_use_from_same_package
-        androidIsRedirect: map["isRedirect"] ?? map["androidIsRedirect"],
-        isRedirect: map["isRedirect"],
-        // ignore: deprecated_member_use_from_same_package
-        iosWKNavigationType:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKNavigationType.fromValue(map["navigationType"]),
-        navigationType: NavigationType.fromValue(map["navigationType"]),
-        // ignore: deprecated_member_use_from_same_package
-        iosSourceFrame:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo.fromMap(map["sourceFrame"]?.cast<String, dynamic>()),
-        sourceFrame:
-        FrameInfo.fromMap(map["sourceFrame"]?.cast<String, dynamic>()),
-        // ignore: deprecated_member_use_from_same_package
-        iosTargetFrame:
-        // ignore: deprecated_member_use_from_same_package
-        IOSWKFrameInfo.fromMap(map["targetFrame"]?.cast<String, dynamic>()),
-        targetFrame:
-        FrameInfo.fromMap(map["targetFrame"]?.cast<String, dynamic>()),
-        shouldPerformDownload: map["shouldPerformDownload"]);
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "request": request.toMap(),
-      "isForMainFrame": isForMainFrame,
-      // ignore: deprecated_member_use_from_same_package
-      "androidHasGesture": hasGesture ?? androidHasGesture,
-      // ignore: deprecated_member_use_from_same_package
-      "hasGesture": hasGesture ?? androidHasGesture,
-      // ignore: deprecated_member_use_from_same_package
-      "isRedirect": isRedirect ?? androidIsRedirect,
-      // ignore: deprecated_member_use_from_same_package
-      "androidIsRedirect": isRedirect ?? androidIsRedirect,
-      "iosWKNavigationType":
-      // ignore: deprecated_member_use_from_same_package
-      navigationType?.toValue() ?? iosWKNavigationType?.toValue(),
-      "navigationType":
-      // ignore: deprecated_member_use_from_same_package
-      navigationType?.toValue() ?? iosWKNavigationType?.toValue(),
-      // ignore: deprecated_member_use_from_same_package
-      "iosSourceFrame": sourceFrame?.toMap() ?? iosSourceFrame?.toMap(),
-      // ignore: deprecated_member_use_from_same_package
-      "sourceFrame": sourceFrame?.toMap() ?? iosSourceFrame?.toMap(),
-      // ignore: deprecated_member_use_from_same_package
-      "iosTargetFrame": targetFrame?.toMap() ?? iosTargetFrame?.toMap(),
-      // ignore: deprecated_member_use_from_same_package
-      "targetFrame": targetFrame?.toMap() ?? iosTargetFrame?.toMap(),
-      "shouldPerformDownload": shouldPerformDownload
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
+        this.shouldPerformDownload});
 }

lib/src/types/navigation_action.g.dart

@@ -0,0 +1,162 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'navigation_action.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///An object that contains information about an action that causes navigation to occur.
+class NavigationAction {
+  ///The URL request object associated with the navigation action.
+  ///
+  ///**NOTE for Android**: If the request is associated to the [WebView.onCreateWindow] event
+  ///and the window has been created using JavaScript, [request.url] will be `null`,
+  ///the [request.method] is always `GET`, and [request.headers] value is always `null`.
+  ///Also, on Android < 21, the [request.method]  is always `GET` and [request.headers] value is always `null`.
+  URLRequest request;
+
+  ///Indicates whether the request was made for the main frame.
+  ///
+  ///**NOTE for Android**: If the request is associated to the [WebView.onCreateWindow] event, this is always `true`.
+  ///Also, on Android < 21, this is always `true`.
+  bool isForMainFrame;
+
+  ///Use [hasGesture] instead.
+  @Deprecated('Use hasGesture instead')
+  bool? androidHasGesture;
+
+  ///Gets whether a gesture (such as a click) was associated with the request.
+  ///For security reasons in certain situations this method may return `false` even though
+  ///the sequence of events which caused the request to be created was initiated by a user
+  ///gesture.
+  ///
+  ///**NOTE for Android native WebView**: On Android < 21, this is always `false`
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- Android native WebView 21+ ([Official API - WebResourceRequest.hasGesture](https://developer.android.com/reference/android/webkit/WebResourceRequest#hasGesture()))
+  bool? hasGesture;
+
+  ///Use [isRedirect] instead.
+  @Deprecated('Use isRedirect instead')
+  bool? androidIsRedirect;
+
+  ///Gets whether the request was a result of a server-side redirect.
+  ///
+  ///**NOTE**: If the request is associated to the [WebView.onCreateWindow] event, this is always `false`.
+  ///Also, on Android < 21, this is always `false`.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- Android native WebView 21+ ([Official API - WebResourceRequest.isRedirect](https://developer.android.com/reference/android/webkit/WebResourceRequest#isRedirect()))
+  bool? isRedirect;
+
+  ///Use [navigationType] instead.
+  @Deprecated('Use navigationType instead')
+  IOSWKNavigationType? iosWKNavigationType;
+
+  ///The type of action triggering the navigation.ì
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - WKNavigationAction.navigationType](https://developer.apple.com/documentation/webkit/wknavigationaction/1401914-navigationtype))
+  NavigationType? navigationType;
+
+  ///Use [sourceFrame] instead.
+  @Deprecated('Use sourceFrame instead')
+  IOSWKFrameInfo? iosSourceFrame;
+
+  ///The frame that requested the navigation.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - WKNavigationAction.sourceFrame](https://developer.apple.com/documentation/webkit/wknavigationaction/1401926-sourceframe))
+  FrameInfo? sourceFrame;
+
+  ///Use [targetFrame] instead.
+  @Deprecated('Use targetFrame instead')
+  IOSWKFrameInfo? iosTargetFrame;
+
+  ///The frame in which to display the new content.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - WKNavigationAction.targetFrame](https://developer.apple.com/documentation/webkit/wknavigationaction/1401918-targetframe))
+  FrameInfo? targetFrame;
+
+  ///A value indicating whether the web content used a download attribute to indicate that this should be downloaded.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS 14.5+ ([Official API - WKNavigationAction.shouldPerformDownload](https://developer.apple.com/documentation/webkit/wknavigationaction/3727357-shouldperformdownload))
+  bool? shouldPerformDownload;
+  NavigationAction(
+      {required this.request,
+      required this.isForMainFrame,
+      @Deprecated('Use hasGesture instead') this.androidHasGesture,
+      this.hasGesture,
+      @Deprecated('Use isRedirect instead') this.androidIsRedirect,
+      this.isRedirect,
+      @Deprecated('Use navigationType instead') this.iosWKNavigationType,
+      this.navigationType,
+      @Deprecated('Use sourceFrame instead') this.iosSourceFrame,
+      this.sourceFrame,
+      @Deprecated('Use targetFrame instead') this.iosTargetFrame,
+      this.targetFrame,
+      this.shouldPerformDownload}) {
+    hasGesture = hasGesture ?? androidHasGesture;
+    isRedirect = isRedirect ?? androidIsRedirect;
+    navigationType = navigationType ??
+        NavigationType.fromNativeValue(iosWKNavigationType?.toNativeValue());
+    sourceFrame = sourceFrame ?? FrameInfo.fromMap(iosSourceFrame?.toMap());
+    targetFrame = targetFrame ?? FrameInfo.fromMap(iosTargetFrame?.toMap());
+  }
+
+  ///Gets a possible [NavigationAction] instance from a [Map] value.
+  static NavigationAction? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = NavigationAction(
+      request: URLRequest.fromMap(map['request']?.cast<String, dynamic>())!,
+      isForMainFrame: map['isForMainFrame'],
+    );
+    instance.androidHasGesture = map['hasGesture'];
+    instance.hasGesture = map['hasGesture'];
+    instance.androidIsRedirect = map['isRedirect'];
+    instance.isRedirect = map['isRedirect'];
+    instance.iosWKNavigationType =
+        IOSWKNavigationType.fromNativeValue(map['navigationType']);
+    instance.navigationType =
+        NavigationType.fromNativeValue(map['navigationType']);
+    instance.iosSourceFrame =
+        IOSWKFrameInfo.fromMap(map['sourceFrame']?.cast<String, dynamic>());
+    instance.sourceFrame =
+        FrameInfo.fromMap(map['sourceFrame']?.cast<String, dynamic>());
+    instance.iosTargetFrame =
+        IOSWKFrameInfo.fromMap(map['targetFrame']?.cast<String, dynamic>());
+    instance.targetFrame =
+        FrameInfo.fromMap(map['targetFrame']?.cast<String, dynamic>());
+    instance.shouldPerformDownload = map['shouldPerformDownload'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "request": request.toMap(),
+      "isForMainFrame": isForMainFrame,
+      "hasGesture": hasGesture,
+      "isRedirect": isRedirect,
+      "navigationType": navigationType?.toNativeValue(),
+      "sourceFrame": sourceFrame?.toMap(),
+      "targetFrame": targetFrame?.toMap(),
+      "shouldPerformDownload": shouldPerformDownload,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'NavigationAction{request: $request, isForMainFrame: $isForMainFrame, hasGesture: $hasGesture, isRedirect: $isRedirect, navigationType: $navigationType, sourceFrame: $sourceFrame, targetFrame: $targetFrame, shouldPerformDownload: $shouldPerformDownload}';
+  }
+}

lib/src/types/navigation_type.dart

@@ -1,153 +1,59 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import '../in_app_webview/webview.dart';
 
+part 'navigation_type.g.dart';
+
 ///Class that represents the type of action triggering a navigation for the [WebView.shouldOverrideUrlLoading] event.
-class NavigationType {
+@ExchangeableEnum()
+class NavigationType_ {
+  // ignore: unused_field
   final int _value;
-
-  const NavigationType._internal(this._value);
-
-  ///Set of all values of [NavigationType].
-  static final Set<NavigationType> values = [
-    NavigationType.LINK_ACTIVATED,
-    NavigationType.FORM_SUBMITTED,
-    NavigationType.BACK_FORWARD,
-    NavigationType.RELOAD,
-    NavigationType.FORM_RESUBMITTED,
-    NavigationType.OTHER,
-  ].toSet();
-
-  ///Gets a possible [NavigationType] instance from an [int] value.
-  static NavigationType? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return NavigationType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
+  const NavigationType_._internal(this._value);
 
   ///A link with an href attribute was activated by the user.
-  static const LINK_ACTIVATED = const NavigationType._internal(0);
+  static const LINK_ACTIVATED = const NavigationType_._internal(0);
 
   ///A form was submitted.
-  static const FORM_SUBMITTED = const NavigationType._internal(1);
+  static const FORM_SUBMITTED = const NavigationType_._internal(1);
 
   ///An item from the back-forward list was requested.
-  static const BACK_FORWARD = const NavigationType._internal(2);
+  static const BACK_FORWARD = const NavigationType_._internal(2);
 
   ///The webpage was reloaded.
-  static const RELOAD = const NavigationType._internal(3);
+  static const RELOAD = const NavigationType_._internal(3);
 
   ///A form was resubmitted (for example by going back, going forward, or reloading).
-  static const FORM_RESUBMITTED = const NavigationType._internal(4);
+  static const FORM_RESUBMITTED = const NavigationType_._internal(4);
 
   ///Navigation is taking place for some other reason.
-  static const OTHER = const NavigationType._internal(-1);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 0:
-        return "LINK_ACTIVATED";
-      case 1:
-        return "FORM_SUBMITTED";
-      case 2:
-        return "BACK_FORWARD";
-      case 3:
-        return "RELOAD";
-      case 4:
-        return "FORM_RESUBMITTED";
-      case -1:
-      default:
-        return "OTHER";
-    }
-  }
+  static const OTHER = const NavigationType_._internal(-1);
 }
 
 ///Class that represents the type of action triggering a navigation on iOS for the [WebView.shouldOverrideUrlLoading] event.
 ///Use [NavigationType] instead.
 @Deprecated("Use NavigationType instead")
-class IOSWKNavigationType {
+@ExchangeableEnum()
+class IOSWKNavigationType_ {
+  // ignore: unused_field
   final int _value;
-
-  const IOSWKNavigationType._internal(this._value);
-
-  ///Set of all values of [IOSWKNavigationType].
-  static final Set<IOSWKNavigationType> values = [
-    IOSWKNavigationType.LINK_ACTIVATED,
-    IOSWKNavigationType.FORM_SUBMITTED,
-    IOSWKNavigationType.BACK_FORWARD,
-    IOSWKNavigationType.RELOAD,
-    IOSWKNavigationType.FORM_RESUBMITTED,
-    IOSWKNavigationType.OTHER,
-  ].toSet();
-
-  ///Gets a possible [IOSWKNavigationType] instance from an [int] value.
-  static IOSWKNavigationType? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return IOSWKNavigationType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
+  const IOSWKNavigationType_._internal(this._value);
 
   ///A link with an href attribute was activated by the user.
-  static const LINK_ACTIVATED = const IOSWKNavigationType._internal(0);
+  static const LINK_ACTIVATED = const IOSWKNavigationType_._internal(0);
 
   ///A form was submitted.
-  static const FORM_SUBMITTED = const IOSWKNavigationType._internal(1);
+  static const FORM_SUBMITTED = const IOSWKNavigationType_._internal(1);
 
   ///An item from the back-forward list was requested.
-  static const BACK_FORWARD = const IOSWKNavigationType._internal(2);
+  static const BACK_FORWARD = const IOSWKNavigationType_._internal(2);
 
   ///The webpage was reloaded.
-  static const RELOAD = const IOSWKNavigationType._internal(3);
+  static const RELOAD = const IOSWKNavigationType_._internal(3);
 
   ///A form was resubmitted (for example by going back, going forward, or reloading).
-  static const FORM_RESUBMITTED = const IOSWKNavigationType._internal(4);
+  static const FORM_RESUBMITTED = const IOSWKNavigationType_._internal(4);
 
   ///Navigation is taking place for some other reason.
-  static const OTHER = const IOSWKNavigationType._internal(-1);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 0:
-        return "LINK_ACTIVATED";
-      case 1:
-        return "FORM_SUBMITTED";
-      case 2:
-        return "BACK_FORWARD";
-      case 3:
-        return "RELOAD";
-      case 4:
-        return "FORM_RESUBMITTED";
-      case -1:
-      default:
-        return "OTHER";
-    }
-  }
+  static const OTHER = const IOSWKNavigationType_._internal(-1);
 }

lib/src/types/navigation_type.g.dart

@@ -0,0 +1,201 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'navigation_type.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the type of action triggering a navigation for the [WebView.shouldOverrideUrlLoading] event.
+class NavigationType {
+  final int _value;
+  final int _nativeValue;
+  const NavigationType._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory NavigationType._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      NavigationType._internal(value, nativeValue());
+
+  ///A link with an href attribute was activated by the user.
+  static const LINK_ACTIVATED = NavigationType._internal(0, 0);
+
+  ///A form was submitted.
+  static const FORM_SUBMITTED = NavigationType._internal(1, 1);
+
+  ///An item from the back-forward list was requested.
+  static const BACK_FORWARD = NavigationType._internal(2, 2);
+
+  ///The webpage was reloaded.
+  static const RELOAD = NavigationType._internal(3, 3);
+
+  ///A form was resubmitted (for example by going back, going forward, or reloading).
+  static const FORM_RESUBMITTED = NavigationType._internal(4, 4);
+
+  ///Navigation is taking place for some other reason.
+  static const OTHER = NavigationType._internal(-1, -1);
+
+  ///Set of all values of [NavigationType].
+  static final Set<NavigationType> values = [
+    NavigationType.LINK_ACTIVATED,
+    NavigationType.FORM_SUBMITTED,
+    NavigationType.BACK_FORWARD,
+    NavigationType.RELOAD,
+    NavigationType.FORM_RESUBMITTED,
+    NavigationType.OTHER,
+  ].toSet();
+
+  ///Gets a possible [NavigationType] instance from [int] value.
+  static NavigationType? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return NavigationType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [NavigationType] instance from a native value.
+  static NavigationType? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return NavigationType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'LINK_ACTIVATED';
+      case 1:
+        return 'FORM_SUBMITTED';
+      case 2:
+        return 'BACK_FORWARD';
+      case 3:
+        return 'RELOAD';
+      case 4:
+        return 'FORM_RESUBMITTED';
+      case -1:
+        return 'OTHER';
+    }
+    return _value.toString();
+  }
+}
+
+///Class that represents the type of action triggering a navigation on iOS for the [WebView.shouldOverrideUrlLoading] event.
+///Use [NavigationType] instead.
+@Deprecated('Use NavigationType instead')
+class IOSWKNavigationType {
+  final int _value;
+  final int _nativeValue;
+  const IOSWKNavigationType._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory IOSWKNavigationType._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      IOSWKNavigationType._internal(value, nativeValue());
+
+  ///A link with an href attribute was activated by the user.
+  static const LINK_ACTIVATED = IOSWKNavigationType._internal(0, 0);
+
+  ///A form was submitted.
+  static const FORM_SUBMITTED = IOSWKNavigationType._internal(1, 1);
+
+  ///An item from the back-forward list was requested.
+  static const BACK_FORWARD = IOSWKNavigationType._internal(2, 2);
+
+  ///The webpage was reloaded.
+  static const RELOAD = IOSWKNavigationType._internal(3, 3);
+
+  ///A form was resubmitted (for example by going back, going forward, or reloading).
+  static const FORM_RESUBMITTED = IOSWKNavigationType._internal(4, 4);
+
+  ///Navigation is taking place for some other reason.
+  static const OTHER = IOSWKNavigationType._internal(-1, -1);
+
+  ///Set of all values of [IOSWKNavigationType].
+  static final Set<IOSWKNavigationType> values = [
+    IOSWKNavigationType.LINK_ACTIVATED,
+    IOSWKNavigationType.FORM_SUBMITTED,
+    IOSWKNavigationType.BACK_FORWARD,
+    IOSWKNavigationType.RELOAD,
+    IOSWKNavigationType.FORM_RESUBMITTED,
+    IOSWKNavigationType.OTHER,
+  ].toSet();
+
+  ///Gets a possible [IOSWKNavigationType] instance from [int] value.
+  static IOSWKNavigationType? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSWKNavigationType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [IOSWKNavigationType] instance from a native value.
+  static IOSWKNavigationType? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSWKNavigationType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'LINK_ACTIVATED';
+      case 1:
+        return 'FORM_SUBMITTED';
+      case 2:
+        return 'BACK_FORWARD';
+      case 3:
+        return 'RELOAD';
+      case 4:
+        return 'FORM_RESUBMITTED';
+      case -1:
+        return 'OTHER';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/url_protection_space.dart

@@ -48,15 +48,19 @@ class URLProtectionSpace_ {
   SslCertificate_? sslCertificate;
 
   ///The SSL Error associated.
-  SslError? sslError;
+  SslError_? sslError;
 
   ///Use [authenticationMethod] instead.
   @Deprecated("Use authenticationMethod instead")
   IOSNSURLProtectionSpaceAuthenticationMethod_? iosAuthenticationMethod;
 
   ///The authentication method used by the receiver.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLProtectionSpace.authenticationMethod",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlprotectionspace/1415028-authenticationmethod"
+    )
+  ])
   URLProtectionSpaceAuthenticationMethod_? authenticationMethod;
 
   ///Use [distinguishedNames] instead.
@@ -69,11 +73,15 @@ class URLProtectionSpace_ {
   ///The acceptable certificate-issuing authorities for client certificate authentication.
   ///This value is `null` if the authentication method of the protection space is not client certificate.
   ///The returned issuing authorities are encoded with Distinguished Encoding Rules (DER).
-  ///
-  ///**NOTE**: available only on iOS.
   @ExchangeableObjectProperty(
       deserializer: _distinguishedNamesDeserializer
   )
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLProtectionSpace.distinguishedNames",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlprotectionspace/1417061-distinguishednames"
+    )
+  ])
   List<X509Certificate>? distinguishedNames;
 
   ///Use [receivesCredentialSecurely] instead.
@@ -82,29 +90,28 @@ class URLProtectionSpace_ {
 
   ///A Boolean value that indicates whether the credentials for the protection space can be sent securely.
   ///This value is `true` if the credentials for the protection space represented by the receiver can be sent securely, `false` otherwise.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLProtectionSpace.receivesCredentialSecurely",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlprotectionspace/1415176-receivescredentialsecurely"
+    )
+  ])
   bool? receivesCredentialSecurely;
 
-  ///Use [isProxy] instead.
-  @Deprecated("Use isProxy instead")
-  bool? iosIsProxy;
-
-  ///Returns a Boolean value that indicates whether the receiver does not descend from `NSObject`.
-  ///
-  ///**NOTE**: available only on iOS.
-  bool? isProxy;
-
   ///Use [proxyType] instead.
   @Deprecated("Use proxyType instead")
-  IOSNSURLProtectionSpaceProxyType? iosProxyType;
+  IOSNSURLProtectionSpaceProxyType_? iosProxyType;
 
   ///The receiver's proxy type.
   ///This value is `null` if the receiver does not represent a proxy protection space.
   ///The supported proxy types are listed in [URLProtectionSpaceProxyType.values].
-  ///
-  ///**NOTE**: available only on iOS.
-  URLProtectionSpaceProxyType? proxyType;
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLProtectionSpace.proxyType",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlprotectionspace/1411924-proxytype"
+    )
+  ])
+  URLProtectionSpaceProxyType_? proxyType;
 
   URLProtectionSpace_(
       {required this.host,
@@ -122,9 +129,6 @@ class URLProtectionSpace_ {
         @Deprecated("Use receivesCredentialSecurely instead")
         this.iosReceivesCredentialSecurely,
         this.receivesCredentialSecurely,
-        @Deprecated("Use isProxy instead")
-        this.iosIsProxy,
-        this.isProxy,
         @Deprecated("Use proxyType instead")
         this.iosProxyType,
         this.proxyType});

lib/src/types/url_protection_space.g.dart

@@ -26,7 +26,7 @@ class URLProtectionSpace {
   SslCertificate? sslCertificate;
 
   ///The SSL Error associated.
-  SslError? sslError;
+  dynamic sslError;
 
   ///Use [authenticationMethod] instead.
   @Deprecated('Use authenticationMethod instead')
@@ -34,7 +34,8 @@ class URLProtectionSpace {
 
   ///The authentication method used by the receiver.
   ///
-  ///**NOTE**: available only on iOS.
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLProtectionSpace.authenticationMethod](https://developer.apple.com/documentation/foundation/urlprotectionspace/1415028-authenticationmethod))
   URLProtectionSpaceAuthenticationMethod? authenticationMethod;
 
   ///Use [distinguishedNames] instead.
@@ -45,7 +46,8 @@ class URLProtectionSpace {
   ///This value is `null` if the authentication method of the protection space is not client certificate.
   ///The returned issuing authorities are encoded with Distinguished Encoding Rules (DER).
   ///
-  ///**NOTE**: available only on iOS.
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLProtectionSpace.distinguishedNames](https://developer.apple.com/documentation/foundation/urlprotectionspace/1417061-distinguishednames))
   List<X509Certificate>? distinguishedNames;
 
   ///Use [receivesCredentialSecurely] instead.
@@ -55,28 +57,21 @@ class URLProtectionSpace {
   ///A Boolean value that indicates whether the credentials for the protection space can be sent securely.
   ///This value is `true` if the credentials for the protection space represented by the receiver can be sent securely, `false` otherwise.
   ///
-  ///**NOTE**: available only on iOS.
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLProtectionSpace.receivesCredentialSecurely](https://developer.apple.com/documentation/foundation/urlprotectionspace/1415176-receivescredentialsecurely))
   bool? receivesCredentialSecurely;
 
-  ///Use [isProxy] instead.
-  @Deprecated('Use isProxy instead')
-  bool? iosIsProxy;
-
-  ///Returns a Boolean value that indicates whether the receiver does not descend from `NSObject`.
-  ///
-  ///**NOTE**: available only on iOS.
-  bool? isProxy;
-
   ///Use [proxyType] instead.
   @Deprecated('Use proxyType instead')
-  IOSNSURLProtectionSpaceProxyType? iosProxyType;
+  dynamic iosProxyType;
 
   ///The receiver's proxy type.
   ///This value is `null` if the receiver does not represent a proxy protection space.
   ///The supported proxy types are listed in [URLProtectionSpaceProxyType.values].
   ///
-  ///**NOTE**: available only on iOS.
-  URLProtectionSpaceProxyType? proxyType;
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLProtectionSpace.proxyType](https://developer.apple.com/documentation/foundation/urlprotectionspace/1411924-proxytype))
+  dynamic proxyType;
   URLProtectionSpace(
       {required this.host,
       this.protocol,
@@ -93,9 +88,6 @@ class URLProtectionSpace {
       @Deprecated('Use receivesCredentialSecurely instead')
           this.iosReceivesCredentialSecurely,
       this.receivesCredentialSecurely,
-      @Deprecated('Use isProxy instead')
-          this.iosIsProxy,
-      this.isProxy,
       @Deprecated('Use proxyType instead')
           this.iosProxyType,
       this.proxyType}) {
@@ -105,9 +97,7 @@ class URLProtectionSpace {
     distinguishedNames = distinguishedNames ?? iosDistinguishedNames;
     receivesCredentialSecurely =
         receivesCredentialSecurely ?? iosReceivesCredentialSecurely;
-    isProxy = isProxy ?? iosIsProxy;
-    proxyType = proxyType ??
-        URLProtectionSpaceProxyType.fromValue(iosProxyType?.toValue());
+    proxyType = proxyType ?? iosProxyType;
   }
 
   ///Gets a possible [URLProtectionSpace] instance from a [Map] value.
@@ -123,8 +113,7 @@ class URLProtectionSpace {
     instance.port = map['port'];
     instance.sslCertificate =
         SslCertificate.fromMap(map['sslCertificate']?.cast<String, dynamic>());
-    instance.sslError =
-        SslError.fromMap(map['sslError']?.cast<String, dynamic>());
+    instance.sslError = map['sslError'];
     instance.iosAuthenticationMethod =
         IOSNSURLProtectionSpaceAuthenticationMethod.fromNativeValue(
             map['authenticationMethod']);
@@ -137,12 +126,8 @@ class URLProtectionSpace {
         _distinguishedNamesDeserializer(map['distinguishedNames']);
     instance.iosReceivesCredentialSecurely = map['receivesCredentialSecurely'];
     instance.receivesCredentialSecurely = map['receivesCredentialSecurely'];
-    instance.iosIsProxy = map['isProxy'];
-    instance.isProxy = map['isProxy'];
-    instance.iosProxyType =
-        IOSNSURLProtectionSpaceProxyType.fromValue(map['proxyType']);
-    instance.proxyType =
-        URLProtectionSpaceProxyType.fromValue(map['proxyType']);
+    instance.iosProxyType = map['proxyType'];
+    instance.proxyType = map['proxyType'];
     return instance;
   }
 
@@ -154,12 +139,11 @@ class URLProtectionSpace {
       "realm": realm,
       "port": port,
       "sslCertificate": sslCertificate?.toMap(),
-      "sslError": sslError?.toMap(),
+      "sslError": sslError,
       "authenticationMethod": authenticationMethod?.toNativeValue(),
       "distinguishedNames": distinguishedNames?.map((e) => e.toMap()).toList(),
       "receivesCredentialSecurely": receivesCredentialSecurely,
-      "isProxy": isProxy,
-      "proxyType": proxyType?.toValue(),
+      "proxyType": proxyType,
     };
   }
 
@@ -170,6 +154,6 @@ class URLProtectionSpace {
 
   @override
   String toString() {
-    return 'URLProtectionSpace{host: $host, protocol: $protocol, realm: $realm, port: $port, sslCertificate: $sslCertificate, sslError: $sslError, authenticationMethod: $authenticationMethod, distinguishedNames: $distinguishedNames, receivesCredentialSecurely: $receivesCredentialSecurely, isProxy: $isProxy, proxyType: $proxyType}';
+    return 'URLProtectionSpace{host: $host, protocol: $protocol, realm: $realm, port: $port, sslCertificate: $sslCertificate, sslError: $sslError, authenticationMethod: $authenticationMethod, distinguishedNames: $distinguishedNames, receivesCredentialSecurely: $receivesCredentialSecurely, proxyType: $proxyType}';
   }
 }

lib/src/types/url_request.dart

@@ -1,11 +1,15 @@
 import 'dart:typed_data';
-import 'package:flutter_inappwebview/src/types/url_request_attribution.dart';
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
 
 import 'url_request_cache_policy.dart';
 import 'url_request_network_service_type.dart';
+import 'url_request_attribution.dart';
+
+part 'url_request.g.dart';
 
 ///A URL load request that is independent of protocol or URL scheme.
-class URLRequest {
+@ExchangeableObject()
+class URLRequest_ {
   ///The URL of the request. Setting this to `null` will load `about:blank`.
   Uri? url;
 
@@ -25,8 +29,12 @@ class URLRequest {
   bool? iosAllowsCellularAccess;
 
   ///A Boolean value indicating whether the request is allowed to use the built-in cellular radios to satisfy the request.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+      apiName: "URLRequest.allowsCellularAccess",
+      apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011607-allowscellularaccess/"
+    )
+  ])
   bool? allowsCellularAccess;
 
   ///Use [allowsConstrainedNetworkAccess] instead.
@@ -34,8 +42,13 @@ class URLRequest {
   bool? iosAllowsConstrainedNetworkAccess;
 
   ///A Boolean value that indicates whether the request may use the network when the user has specified Low Data Mode.
-  ///
-  ///**NOTE**: available only on iOS 13.0+.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        available: "13.0",
+        apiName: "URLRequest.allowsConstrainedNetworkAccess",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/3358304-allowsconstrainednetworkaccess"
+    )
+  ])
   bool? allowsConstrainedNetworkAccess;
 
   ///Use [allowsExpensiveNetworkAccess] instead.
@@ -43,26 +56,39 @@ class URLRequest {
   bool? iosAllowsExpensiveNetworkAccess;
 
   ///A Boolean value that indicates whether connections may use a network interface that the system considers expensive.
-  ///
-  ///**NOTE**: available only on iOS 13.0+.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        available: "13.0",
+        apiName: "URLRequest.allowsExpensiveNetworkAccess",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/3358305-allowsexpensivenetworkaccess"
+    )
+  ])
   bool? allowsExpensiveNetworkAccess;
 
   ///Use [cachePolicy] instead.
   @Deprecated("Use cachePolicy instead")
-  IOSURLRequestCachePolicy? iosCachePolicy;
+  IOSURLRequestCachePolicy_? iosCachePolicy;
 
   ///The request’s cache policy.
-  ///
-  ///**NOTE**: available only on iOS.
-  URLRequestCachePolicy? cachePolicy;
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.cachePolicy",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011593-cachepolicy"
+    )
+  ])
+  URLRequestCachePolicy_? cachePolicy;
 
   ///Use [httpShouldHandleCookies] instead.
   @Deprecated("Use httpShouldHandleCookies instead")
   bool? iosHttpShouldHandleCookies;
 
   ///A Boolean value indicating whether cookies will be sent with and set for this request.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.httpShouldHandleCookies",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011548-httpshouldhandlecookies"
+    )
+  ])
   bool? httpShouldHandleCookies;
 
   ///Use [httpShouldUsePipelining] instead.
@@ -70,26 +96,38 @@ class URLRequest {
   bool? iosHttpShouldUsePipelining;
 
   ///A Boolean value indicating whether the request should transmit before the previous response is received.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.httpShouldUsePipelining",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011508-httpshouldusepipelining"
+    )
+  ])
   bool? httpShouldUsePipelining;
 
   ///Use [networkServiceType] instead.
   @Deprecated("Use networkServiceType instead")
-  IOSURLRequestNetworkServiceType? iosNetworkServiceType;
+  IOSURLRequestNetworkServiceType_? iosNetworkServiceType;
 
   ///The service type associated with this request.
-  ///
-  ///**NOTE**: available only on iOS.
-  URLRequestNetworkServiceType? networkServiceType;
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.networkServiceType",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011409-networkservicetype"
+    )
+  ])
+  URLRequestNetworkServiceType_? networkServiceType;
 
   ///Use [timeoutInterval] instead.
   @Deprecated("Use timeoutInterval instead")
   double? iosTimeoutInterval;
 
   ///The timeout interval of the request.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.timeoutInterval",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011509-timeoutinterval"
+    )
+  ])
   double? timeoutInterval;
 
   ///Use [mainDocumentURL] instead.
@@ -98,25 +136,39 @@ class URLRequest {
 
   ///The main document URL associated with this request.
   ///This URL is used for the cookie “same domain as main document” policy.
-  ///
-  ///**NOTE**: available only on iOS.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        apiName: "URLRequest.mainDocumentURL",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/2011552-maindocumenturl"
+    )
+  ])
   Uri? mainDocumentURL;
 
   ///`true` if server endpoint is known to support HTTP/3. Enables QUIC racing
   ///without HTTP/3 service discovery. Defaults to `false`.
   ///The default may be `true` in a future OS update.
-  ///
-  ///**NOTE**: available only on iOS 14.5+.
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        available: "14.5",
+        apiName: "URLRequest.assumesHTTP3Capable",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/3738175-assumeshttp3capable"
+    )
+  ])
   bool? assumesHTTP3Capable;
 
   ///The entities that can make a network request.
   ///
   ///If you don’t set a value, the system assumes [URLRequestAttribution.DEVELOPER].
-  ///
-  ///**NOTE**: available only on iOS 15.0+.
-  URLRequestAttribution? attribution;
+  @SupportedPlatforms(platforms: [
+    IOSPlatform(
+        available: "15.0",
+        apiName: "URLRequest.attribution",
+        apiUrl: "https://developer.apple.com/documentation/foundation/urlrequest/3767318-attribution"
+    )
+  ])
+  URLRequestAttribution_? attribution;
 
-  URLRequest({
+  URLRequest_({
     required this.url,
     this.method,
     this.headers,
@@ -146,150 +198,5 @@ class URLRequest {
     this.mainDocumentURL,
     this.assumesHTTP3Capable,
     this.attribution
-  }) {
-    this.allowsCellularAccess =
-    // ignore: deprecated_member_use_from_same_package
-    this.allowsCellularAccess ?? this.iosAllowsCellularAccess;
-    this.allowsConstrainedNetworkAccess = this.allowsConstrainedNetworkAccess ??
-        // ignore: deprecated_member_use_from_same_package
-        this.iosAllowsConstrainedNetworkAccess;
-    this.allowsExpensiveNetworkAccess = this.allowsExpensiveNetworkAccess ??
-        // ignore: deprecated_member_use_from_same_package
-        this.iosAllowsExpensiveNetworkAccess;
-    this.cachePolicy = this.cachePolicy ??
-        // ignore: deprecated_member_use_from_same_package
-        URLRequestCachePolicy.fromValue(this.iosCachePolicy?.toValue());
-    this.httpShouldHandleCookies =
-    // ignore: deprecated_member_use_from_same_package
-    this.httpShouldHandleCookies ?? this.iosHttpShouldHandleCookies;
-    this.httpShouldUsePipelining =
-    // ignore: deprecated_member_use_from_same_package
-    this.httpShouldUsePipelining ?? this.iosHttpShouldUsePipelining;
-    this.networkServiceType =
-        this.networkServiceType ?? URLRequestNetworkServiceType.fromValue(
-          // ignore: deprecated_member_use_from_same_package
-            this.iosNetworkServiceType?.toValue());
-    // ignore: deprecated_member_use_from_same_package
-    this.timeoutInterval = this.timeoutInterval ?? this.iosTimeoutInterval;
-    // ignore: deprecated_member_use_from_same_package
-    this.mainDocumentURL = this.mainDocumentURL ?? this.iosMainDocumentURL;
-  }
-
-  ///Gets a possible [URLRequest] instance from a [Map] value.
-  static URLRequest? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return URLRequest(
-      url: map["url"] != null ? Uri.parse(map["url"]) : null,
-      headers: map["headers"]?.cast<String, String>(),
-      method: map["method"],
-      body: map["body"],
-      // ignore: deprecated_member_use_from_same_package
-      iosAllowsCellularAccess: map["allowsCellularAccess"],
-      allowsCellularAccess: map["allowsCellularAccess"],
-      // ignore: deprecated_member_use_from_same_package
-      iosAllowsConstrainedNetworkAccess: map["allowsConstrainedNetworkAccess"],
-      allowsConstrainedNetworkAccess: map["allowsConstrainedNetworkAccess"],
-      // ignore: deprecated_member_use_from_same_package
-      iosAllowsExpensiveNetworkAccess: map["allowsExpensiveNetworkAccess"],
-      allowsExpensiveNetworkAccess: map["allowsExpensiveNetworkAccess"],
-      // ignore: deprecated_member_use_from_same_package
-      iosCachePolicy: IOSURLRequestCachePolicy.fromValue(map["cachePolicy"]),
-      cachePolicy: URLRequestCachePolicy.fromValue(map["cachePolicy"]),
-      // ignore: deprecated_member_use_from_same_package
-      iosHttpShouldHandleCookies: map["httpShouldHandleCookies"],
-      httpShouldHandleCookies: map["httpShouldHandleCookies"],
-      // ignore: deprecated_member_use_from_same_package
-      iosHttpShouldUsePipelining: map["httpShouldUsePipelining"],
-      httpShouldUsePipelining: map["httpShouldUsePipelining"],
-      // ignore: deprecated_member_use_from_same_package
-      iosNetworkServiceType:
-      // ignore: deprecated_member_use_from_same_package
-      IOSURLRequestNetworkServiceType.fromValue(map["networkServiceType"]),
-      networkServiceType:
-      URLRequestNetworkServiceType.fromValue(map["networkServiceType"]),
-      // ignore: deprecated_member_use_from_same_package
-      iosTimeoutInterval: map["timeoutInterval"],
-      timeoutInterval: map["timeoutInterval"],
-      // ignore: deprecated_member_use_from_same_package
-      iosMainDocumentURL: map["mainDocumentURL"] != null
-          ? Uri.parse(map["mainDocumentURL"])
-          : null,
-      mainDocumentURL: map["mainDocumentURL"] != null
-          ? Uri.parse(map["mainDocumentURL"])
-          : null,
-      assumesHTTP3Capable: map["assumesHTTP3Capable"],
-      attribution: URLRequestAttribution.fromValue(map["attribution"])
-    );
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "url": url?.toString(),
-      "headers": headers,
-      "method": method,
-      "body": body,
-      "iosAllowsCellularAccess":
-      // ignore: deprecated_member_use_from_same_package
-      allowsCellularAccess ?? iosAllowsCellularAccess,
-      // ignore: deprecated_member_use_from_same_package
-      "allowsCellularAccess": allowsCellularAccess ?? iosAllowsCellularAccess,
-      "iosAllowsConstrainedNetworkAccess":
-      // ignore: deprecated_member_use_from_same_package
-      allowsConstrainedNetworkAccess ?? iosAllowsConstrainedNetworkAccess,
-      "allowsConstrainedNetworkAccess":
-      // ignore: deprecated_member_use_from_same_package
-      allowsConstrainedNetworkAccess ?? iosAllowsConstrainedNetworkAccess,
-      "iosAllowsExpensiveNetworkAccess":
-      // ignore: deprecated_member_use_from_same_package
-      allowsExpensiveNetworkAccess ?? iosAllowsExpensiveNetworkAccess,
-      "allowsExpensiveNetworkAccess":
-      // ignore: deprecated_member_use_from_same_package
-      allowsExpensiveNetworkAccess ?? iosAllowsExpensiveNetworkAccess,
-      // ignore: deprecated_member_use_from_same_package
-      "iosCachePolicy": cachePolicy?.toValue() ?? iosCachePolicy?.toValue(),
-      // ignore: deprecated_member_use_from_same_package
-      "cachePolicy": cachePolicy?.toValue() ?? iosCachePolicy?.toValue(),
-      "iosHttpShouldHandleCookies":
-      // ignore: deprecated_member_use_from_same_package
-      httpShouldHandleCookies ?? iosHttpShouldHandleCookies,
-      "httpShouldHandleCookies":
-      // ignore: deprecated_member_use_from_same_package
-      httpShouldHandleCookies ?? iosHttpShouldHandleCookies,
-      "iosHttpShouldUsePipelining":
-      // ignore: deprecated_member_use_from_same_package
-      httpShouldUsePipelining ?? iosHttpShouldUsePipelining,
-      "httpShouldUsePipelining":
-      // ignore: deprecated_member_use_from_same_package
-      httpShouldUsePipelining ?? iosHttpShouldUsePipelining,
-      "iosNetworkServiceType":
-      // ignore: deprecated_member_use_from_same_package
-      networkServiceType?.toValue() ?? iosNetworkServiceType?.toValue(),
-      "networkServiceType":
-      // ignore: deprecated_member_use_from_same_package
-      networkServiceType?.toValue() ?? iosNetworkServiceType?.toValue(),
-      // ignore: deprecated_member_use_from_same_package
-      "iosTimeoutInterval": timeoutInterval ?? iosTimeoutInterval,
-      // ignore: deprecated_member_use_from_same_package
-      "timeoutInterval": timeoutInterval ?? iosTimeoutInterval,
-      // ignore: deprecated_member_use_from_same_package
-      "iosMainDocumentURL": (mainDocumentURL ?? iosMainDocumentURL)?.toString(),
-      // ignore: deprecated_member_use_from_same_package
-      "mainDocumentURL": (mainDocumentURL ?? iosMainDocumentURL)?.toString(),
-      "assumesHTTP3Capable": assumesHTTP3Capable,
-      "attribution": attribution?.toValue(),
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
+  });
 }

lib/src/types/url_request.g.dart

@@ -0,0 +1,260 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'url_request.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///A URL load request that is independent of protocol or URL scheme.
+class URLRequest {
+  ///The URL of the request. Setting this to `null` will load `about:blank`.
+  Uri? url;
+
+  ///The HTTP request method.
+  ///
+  ///**NOTE for Android**: it supports only "GET" and "POST" methods.
+  String? method;
+
+  ///The data sent as the message body of a request, such as for an HTTP POST request.
+  Uint8List? body;
+
+  ///A dictionary containing all of the HTTP header fields for a request.
+  Map<String, String>? headers;
+
+  ///Use [allowsCellularAccess] instead.
+  @Deprecated('Use allowsCellularAccess instead')
+  bool? iosAllowsCellularAccess;
+
+  ///A Boolean value indicating whether the request is allowed to use the built-in cellular radios to satisfy the request.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.allowsCellularAccess](https://developer.apple.com/documentation/foundation/urlrequest/2011607-allowscellularaccess/))
+  bool? allowsCellularAccess;
+
+  ///Use [allowsConstrainedNetworkAccess] instead.
+  @Deprecated('Use allowsConstrainedNetworkAccess instead')
+  bool? iosAllowsConstrainedNetworkAccess;
+
+  ///A Boolean value that indicates whether the request may use the network when the user has specified Low Data Mode.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS 13.0+ ([Official API - URLRequest.allowsConstrainedNetworkAccess](https://developer.apple.com/documentation/foundation/urlrequest/3358304-allowsconstrainednetworkaccess))
+  bool? allowsConstrainedNetworkAccess;
+
+  ///Use [allowsExpensiveNetworkAccess] instead.
+  @Deprecated('Use allowsExpensiveNetworkAccess instead')
+  bool? iosAllowsExpensiveNetworkAccess;
+
+  ///A Boolean value that indicates whether connections may use a network interface that the system considers expensive.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS 13.0+ ([Official API - URLRequest.allowsExpensiveNetworkAccess](https://developer.apple.com/documentation/foundation/urlrequest/3358305-allowsexpensivenetworkaccess))
+  bool? allowsExpensiveNetworkAccess;
+
+  ///Use [cachePolicy] instead.
+  @Deprecated('Use cachePolicy instead')
+  IOSURLRequestCachePolicy? iosCachePolicy;
+
+  ///The request’s cache policy.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.cachePolicy](https://developer.apple.com/documentation/foundation/urlrequest/2011593-cachepolicy))
+  URLRequestCachePolicy? cachePolicy;
+
+  ///Use [httpShouldHandleCookies] instead.
+  @Deprecated('Use httpShouldHandleCookies instead')
+  bool? iosHttpShouldHandleCookies;
+
+  ///A Boolean value indicating whether cookies will be sent with and set for this request.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.httpShouldHandleCookies](https://developer.apple.com/documentation/foundation/urlrequest/2011548-httpshouldhandlecookies))
+  bool? httpShouldHandleCookies;
+
+  ///Use [httpShouldUsePipelining] instead.
+  @Deprecated('Use httpShouldUsePipelining instead')
+  bool? iosHttpShouldUsePipelining;
+
+  ///A Boolean value indicating whether the request should transmit before the previous response is received.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.httpShouldUsePipelining](https://developer.apple.com/documentation/foundation/urlrequest/2011508-httpshouldusepipelining))
+  bool? httpShouldUsePipelining;
+
+  ///Use [networkServiceType] instead.
+  @Deprecated('Use networkServiceType instead')
+  IOSURLRequestNetworkServiceType? iosNetworkServiceType;
+
+  ///The service type associated with this request.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.networkServiceType](https://developer.apple.com/documentation/foundation/urlrequest/2011409-networkservicetype))
+  URLRequestNetworkServiceType? networkServiceType;
+
+  ///Use [timeoutInterval] instead.
+  @Deprecated('Use timeoutInterval instead')
+  double? iosTimeoutInterval;
+
+  ///The timeout interval of the request.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.timeoutInterval](https://developer.apple.com/documentation/foundation/urlrequest/2011509-timeoutinterval))
+  double? timeoutInterval;
+
+  ///Use [mainDocumentURL] instead.
+  @Deprecated('Use mainDocumentURL instead')
+  Uri? iosMainDocumentURL;
+
+  ///The main document URL associated with this request.
+  ///This URL is used for the cookie “same domain as main document” policy.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS ([Official API - URLRequest.mainDocumentURL](https://developer.apple.com/documentation/foundation/urlrequest/2011552-maindocumenturl))
+  Uri? mainDocumentURL;
+
+  ///`true` if server endpoint is known to support HTTP/3. Enables QUIC racing
+  ///without HTTP/3 service discovery. Defaults to `false`.
+  ///The default may be `true` in a future OS update.
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS 14.5+ ([Official API - URLRequest.assumesHTTP3Capable](https://developer.apple.com/documentation/foundation/urlrequest/3738175-assumeshttp3capable))
+  bool? assumesHTTP3Capable;
+
+  ///The entities that can make a network request.
+  ///
+  ///If you don’t set a value, the system assumes [URLRequestAttribution.DEVELOPER].
+  ///
+  ///**Supported Platforms/Implementations**:
+  ///- iOS 15.0+ ([Official API - URLRequest.attribution](https://developer.apple.com/documentation/foundation/urlrequest/3767318-attribution))
+  URLRequestAttribution? attribution;
+  URLRequest(
+      {this.url,
+      this.method,
+      this.body,
+      this.headers,
+      @Deprecated('Use allowsCellularAccess instead')
+          this.iosAllowsCellularAccess,
+      this.allowsCellularAccess,
+      @Deprecated('Use allowsConstrainedNetworkAccess instead')
+          this.iosAllowsConstrainedNetworkAccess,
+      this.allowsConstrainedNetworkAccess,
+      @Deprecated('Use allowsExpensiveNetworkAccess instead')
+          this.iosAllowsExpensiveNetworkAccess,
+      this.allowsExpensiveNetworkAccess,
+      @Deprecated('Use cachePolicy instead')
+          this.iosCachePolicy,
+      this.cachePolicy,
+      @Deprecated('Use httpShouldHandleCookies instead')
+          this.iosHttpShouldHandleCookies,
+      this.httpShouldHandleCookies,
+      @Deprecated('Use httpShouldUsePipelining instead')
+          this.iosHttpShouldUsePipelining,
+      this.httpShouldUsePipelining,
+      @Deprecated('Use networkServiceType instead')
+          this.iosNetworkServiceType,
+      this.networkServiceType,
+      @Deprecated('Use timeoutInterval instead')
+          this.iosTimeoutInterval,
+      this.timeoutInterval,
+      @Deprecated('Use mainDocumentURL instead')
+          this.iosMainDocumentURL,
+      this.mainDocumentURL,
+      this.assumesHTTP3Capable,
+      this.attribution}) {
+    allowsCellularAccess = allowsCellularAccess ?? iosAllowsCellularAccess;
+    allowsConstrainedNetworkAccess =
+        allowsConstrainedNetworkAccess ?? iosAllowsConstrainedNetworkAccess;
+    allowsExpensiveNetworkAccess =
+        allowsExpensiveNetworkAccess ?? iosAllowsExpensiveNetworkAccess;
+    cachePolicy = cachePolicy ??
+        URLRequestCachePolicy.fromNativeValue(iosCachePolicy?.toNativeValue());
+    httpShouldHandleCookies =
+        httpShouldHandleCookies ?? iosHttpShouldHandleCookies;
+    httpShouldUsePipelining =
+        httpShouldUsePipelining ?? iosHttpShouldUsePipelining;
+    networkServiceType = networkServiceType ??
+        URLRequestNetworkServiceType.fromNativeValue(
+            iosNetworkServiceType?.toNativeValue());
+    timeoutInterval = timeoutInterval ?? iosTimeoutInterval;
+    mainDocumentURL = mainDocumentURL ?? iosMainDocumentURL;
+  }
+
+  ///Gets a possible [URLRequest] instance from a [Map] value.
+  static URLRequest? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = URLRequest(
+      url: map['url'] != null ? Uri.parse(map['url']) : null,
+    );
+    instance.method = map['method'];
+    instance.body = map['body'];
+    instance.headers = map['headers'];
+    instance.iosAllowsCellularAccess = map['allowsCellularAccess'];
+    instance.allowsCellularAccess = map['allowsCellularAccess'];
+    instance.iosAllowsConstrainedNetworkAccess =
+        map['allowsConstrainedNetworkAccess'];
+    instance.allowsConstrainedNetworkAccess =
+        map['allowsConstrainedNetworkAccess'];
+    instance.iosAllowsExpensiveNetworkAccess =
+        map['allowsExpensiveNetworkAccess'];
+    instance.allowsExpensiveNetworkAccess = map['allowsExpensiveNetworkAccess'];
+    instance.iosCachePolicy =
+        IOSURLRequestCachePolicy.fromNativeValue(map['cachePolicy']);
+    instance.cachePolicy =
+        URLRequestCachePolicy.fromNativeValue(map['cachePolicy']);
+    instance.iosHttpShouldHandleCookies = map['httpShouldHandleCookies'];
+    instance.httpShouldHandleCookies = map['httpShouldHandleCookies'];
+    instance.iosHttpShouldUsePipelining = map['httpShouldUsePipelining'];
+    instance.httpShouldUsePipelining = map['httpShouldUsePipelining'];
+    instance.iosNetworkServiceType =
+        IOSURLRequestNetworkServiceType.fromNativeValue(
+            map['networkServiceType']);
+    instance.networkServiceType =
+        URLRequestNetworkServiceType.fromNativeValue(map['networkServiceType']);
+    instance.iosTimeoutInterval = map['timeoutInterval'];
+    instance.timeoutInterval = map['timeoutInterval'];
+    instance.iosMainDocumentURL = map['mainDocumentURL'] != null
+        ? Uri.parse(map['mainDocumentURL'])
+        : null;
+    instance.mainDocumentURL = map['mainDocumentURL'] != null
+        ? Uri.parse(map['mainDocumentURL'])
+        : null;
+    instance.assumesHTTP3Capable = map['assumesHTTP3Capable'];
+    instance.attribution =
+        URLRequestAttribution.fromNativeValue(map['attribution']);
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "url": url?.toString(),
+      "method": method,
+      "body": body,
+      "headers": headers,
+      "allowsCellularAccess": allowsCellularAccess,
+      "allowsConstrainedNetworkAccess": allowsConstrainedNetworkAccess,
+      "allowsExpensiveNetworkAccess": allowsExpensiveNetworkAccess,
+      "cachePolicy": cachePolicy?.toNativeValue(),
+      "httpShouldHandleCookies": httpShouldHandleCookies,
+      "httpShouldUsePipelining": httpShouldUsePipelining,
+      "networkServiceType": networkServiceType?.toNativeValue(),
+      "timeoutInterval": timeoutInterval,
+      "mainDocumentURL": mainDocumentURL?.toString(),
+      "assumesHTTP3Capable": assumesHTTP3Capable,
+      "attribution": attribution?.toNativeValue(),
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'URLRequest{url: $url, method: $method, body: $body, headers: $headers, allowsCellularAccess: $allowsCellularAccess, allowsConstrainedNetworkAccess: $allowsConstrainedNetworkAccess, allowsExpensiveNetworkAccess: $allowsExpensiveNetworkAccess, cachePolicy: $cachePolicy, httpShouldHandleCookies: $httpShouldHandleCookies, httpShouldUsePipelining: $httpShouldUsePipelining, networkServiceType: $networkServiceType, timeoutInterval: $timeoutInterval, mainDocumentURL: $mainDocumentURL, assumesHTTP3Capable: $assumesHTTP3Capable, attribution: $attribution}';
+  }
+}

lib/src/types/url_request_attribution.dart

@@ -1,43 +1,15 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
 import 'url_request.dart';
 
+part 'url_request_attribution.g.dart';
+
 ///Class that represents the constants used to indicate the entities that can make a network request.
-class URLRequestAttribution {
+@ExchangeableEnum()
+class URLRequestAttribution_ {
+  // ignore: unused_field
   final int _value;
-
-  const URLRequestAttribution._internal(this._value);
-
-  ///Set of all values of [URLRequestAttribution].
-  static final Set<URLRequestAttribution> values = [
-    URLRequestAttribution.DEVELOPER,
-    URLRequestAttribution.USER,
-  ].toSet();
-
-  ///Gets a possible [URLRequestAttribution] instance from an [int] value.
-  static URLRequestAttribution? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return URLRequestAttribution.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 1:
-        return "USER";
-      case 0:
-      default:
-        return "DEVELOPER";
-    }
-  }
+  const URLRequestAttribution_._internal(this._value);
 
   ///A developer-initiated network request.
   ///
@@ -46,15 +18,10 @@ class URLRequestAttribution {
   ///
   ///For cases where the user enters a URL, like in the navigation bar of a web browser, or taps or clicks a URL to load the content it represents, use the [URLRequestAttribution.USER] value instead.
   static const DEVELOPER =
-  const URLRequestAttribution._internal(0);
+  const URLRequestAttribution_._internal(0);
 
   ///Use this value for the attribution parameter of a [URLRequest] that satisfies a user request to access an explicit, unmodified URL.
   ///In all other cases, use the [URLRequestAttribution.DEVELOPER] value instead.
   static const USER =
-  const URLRequestAttribution._internal(1);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const URLRequestAttribution_._internal(1);
 }

lib/src/types/url_request_attribution.g.dart

@@ -0,0 +1,85 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'url_request_attribution.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the constants used to indicate the entities that can make a network request.
+class URLRequestAttribution {
+  final int _value;
+  final int _nativeValue;
+  const URLRequestAttribution._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory URLRequestAttribution._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      URLRequestAttribution._internal(value, nativeValue());
+
+  ///A developer-initiated network request.
+  ///
+  ///Use this value for the attribution parameter of a [URLRequest] that your app makes for any purpose other than when the user explicitly accesses a link.
+  ///This includes requests that your app makes to get user data. This is the default value.
+  ///
+  ///For cases where the user enters a URL, like in the navigation bar of a web browser, or taps or clicks a URL to load the content it represents, use the [URLRequestAttribution.USER] value instead.
+  static const DEVELOPER = URLRequestAttribution._internal(0, 0);
+
+  ///Use this value for the attribution parameter of a [URLRequest] that satisfies a user request to access an explicit, unmodified URL.
+  ///In all other cases, use the [URLRequestAttribution.DEVELOPER] value instead.
+  static const USER = URLRequestAttribution._internal(1, 1);
+
+  ///Set of all values of [URLRequestAttribution].
+  static final Set<URLRequestAttribution> values = [
+    URLRequestAttribution.DEVELOPER,
+    URLRequestAttribution.USER,
+  ].toSet();
+
+  ///Gets a possible [URLRequestAttribution] instance from [int] value.
+  static URLRequestAttribution? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestAttribution.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [URLRequestAttribution] instance from a native value.
+  static URLRequestAttribution? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestAttribution.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'DEVELOPER';
+      case 1:
+        return 'USER';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/url_request_cache_policy.dart

@@ -1,69 +1,29 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
+part 'url_request_cache_policy.g.dart';
+
 ///Class that represents the constants used to specify interaction with the cached responses.
-class URLRequestCachePolicy {
+@ExchangeableEnum()
+class URLRequestCachePolicy_ {
+  // ignore: unused_field
   final int _value;
-
-  const URLRequestCachePolicy._internal(this._value);
-
-  ///Set of all values of [URLRequestCachePolicy].
-  static final Set<URLRequestCachePolicy> values = [
-    URLRequestCachePolicy.USE_PROTOCOL_CACHE_POLICY,
-    URLRequestCachePolicy.RELOAD_IGNORING_LOCAL_CACHE_DATA,
-    URLRequestCachePolicy.RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA,
-    URLRequestCachePolicy.RETURN_CACHE_DATA_ELSE_LOAD,
-    URLRequestCachePolicy.RETURN_CACHE_DATA_DONT_LOAD,
-    URLRequestCachePolicy.RELOAD_REVALIDATING_CACHE_DATA,
-  ].toSet();
-
-  ///Gets a possible [URLRequestCachePolicy] instance from an [int] value.
-  static URLRequestCachePolicy? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return URLRequestCachePolicy.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 1:
-        return "RELOAD_IGNORING_LOCAL_CACHE_DATA";
-      case 2:
-        return "RETURN_CACHE_DATA_ELSE_LOAD";
-      case 3:
-        return "RETURN_CACHE_DATA_DONT_LOAD";
-      case 4:
-        return "RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA";
-      case 5:
-        return "RELOAD_REVALIDATING_CACHE_DATA";
-      case 0:
-      default:
-        return "USE_PROTOCOL_CACHE_POLICY";
-    }
-  }
+  const URLRequestCachePolicy_._internal(this._value);
 
   ///Use the caching logic defined in the protocol implementation, if any, for a particular URL load request.
   ///This is the default policy for URL load requests.
   static const USE_PROTOCOL_CACHE_POLICY =
-  const URLRequestCachePolicy._internal(0);
+  const URLRequestCachePolicy_._internal(0);
 
   ///The URL load should be loaded only from the originating source.
   ///This policy specifies that no existing cache data should be used to satisfy a URL load request.
   ///
   ///**NOTE**: Always use this policy if you are making HTTP or HTTPS byte-range requests.
   static const RELOAD_IGNORING_LOCAL_CACHE_DATA =
-  const URLRequestCachePolicy._internal(1);
+  const URLRequestCachePolicy_._internal(1);
 
   ///Use existing cache data, regardless or age or expiration date, loading from originating source only if there is no cached data.
   static const RETURN_CACHE_DATA_ELSE_LOAD =
-  const URLRequestCachePolicy._internal(2);
+  const URLRequestCachePolicy_._internal(2);
 
   ///Use existing cache data, regardless or age or expiration date, and fail if no cached data is available.
   ///
@@ -71,94 +31,45 @@ class URLRequestCachePolicy {
   ///no attempt is made to load the data from the originating source, and the load is considered to have failed.
   ///This constant specifies a behavior that is similar to an “offline” mode.
   static const RETURN_CACHE_DATA_DONT_LOAD =
-  const URLRequestCachePolicy._internal(3);
+  const URLRequestCachePolicy_._internal(3);
 
   ///Ignore local cache data, and instruct proxies and other intermediates to disregard their caches so far as the protocol allows.
   ///
   ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
   static const RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA =
-  const URLRequestCachePolicy._internal(4);
+  const URLRequestCachePolicy_._internal(4);
 
   ///Use cache data if the origin source can validate it; otherwise, load from the origin.
   ///
   ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
   static const RELOAD_REVALIDATING_CACHE_DATA =
-  const URLRequestCachePolicy._internal(5);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const URLRequestCachePolicy_._internal(5);
 }
 
 ///An iOS-specific Class that represents the constants used to specify interaction with the cached responses.
 ///Use [URLRequestCachePolicy] instead.
 @Deprecated("Use URLRequestCachePolicy instead")
-class IOSURLRequestCachePolicy {
+@ExchangeableEnum()
+class IOSURLRequestCachePolicy_ {
+  // ignore: unused_field
   final int _value;
-
-  const IOSURLRequestCachePolicy._internal(this._value);
-
-  ///Set of all values of [IOSURLRequestCachePolicy].
-  static final Set<IOSURLRequestCachePolicy> values = [
-    IOSURLRequestCachePolicy.USE_PROTOCOL_CACHE_POLICY,
-    IOSURLRequestCachePolicy.RELOAD_IGNORING_LOCAL_CACHE_DATA,
-    IOSURLRequestCachePolicy.RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA,
-    IOSURLRequestCachePolicy.RETURN_CACHE_DATA_ELSE_LOAD,
-    IOSURLRequestCachePolicy.RETURN_CACHE_DATA_DONT_LOAD,
-    IOSURLRequestCachePolicy.RELOAD_REVALIDATING_CACHE_DATA,
-  ].toSet();
-
-  ///Gets a possible [IOSURLRequestCachePolicy] instance from an [int] value.
-  static IOSURLRequestCachePolicy? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return IOSURLRequestCachePolicy.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 1:
-        return "RELOAD_IGNORING_LOCAL_CACHE_DATA";
-      case 2:
-        return "RETURN_CACHE_DATA_ELSE_LOAD";
-      case 3:
-        return "RETURN_CACHE_DATA_DONT_LOAD";
-      case 4:
-        return "RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA";
-      case 5:
-        return "RELOAD_REVALIDATING_CACHE_DATA";
-      case 0:
-      default:
-        return "USE_PROTOCOL_CACHE_POLICY";
-    }
-  }
+  const IOSURLRequestCachePolicy_._internal(this._value);
 
   ///Use the caching logic defined in the protocol implementation, if any, for a particular URL load request.
   ///This is the default policy for URL load requests.
   static const USE_PROTOCOL_CACHE_POLICY =
-  const IOSURLRequestCachePolicy._internal(0);
+  const IOSURLRequestCachePolicy_._internal(0);
 
   ///The URL load should be loaded only from the originating source.
   ///This policy specifies that no existing cache data should be used to satisfy a URL load request.
   ///
   ///**NOTE**: Always use this policy if you are making HTTP or HTTPS byte-range requests.
   static const RELOAD_IGNORING_LOCAL_CACHE_DATA =
-  const IOSURLRequestCachePolicy._internal(1);
+  const IOSURLRequestCachePolicy_._internal(1);
 
   ///Use existing cache data, regardless or age or expiration date, loading from originating source only if there is no cached data.
   static const RETURN_CACHE_DATA_ELSE_LOAD =
-  const IOSURLRequestCachePolicy._internal(2);
+  const IOSURLRequestCachePolicy_._internal(2);
 
   ///Use existing cache data, regardless or age or expiration date, and fail if no cached data is available.
   ///
@@ -166,22 +77,17 @@ class IOSURLRequestCachePolicy {
   ///no attempt is made to load the data from the originating source, and the load is considered to have failed.
   ///This constant specifies a behavior that is similar to an “offline” mode.
   static const RETURN_CACHE_DATA_DONT_LOAD =
-  const IOSURLRequestCachePolicy._internal(3);
+  const IOSURLRequestCachePolicy_._internal(3);
 
   ///Ignore local cache data, and instruct proxies and other intermediates to disregard their caches so far as the protocol allows.
   ///
   ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
   static const RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA =
-  const IOSURLRequestCachePolicy._internal(4);
+  const IOSURLRequestCachePolicy_._internal(4);
 
   ///Use cache data if the origin source can validate it; otherwise, load from the origin.
   ///
   ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
   static const RELOAD_REVALIDATING_CACHE_DATA =
-  const IOSURLRequestCachePolicy._internal(5);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const IOSURLRequestCachePolicy_._internal(5);
 }

lib/src/types/url_request_cache_policy.g.dart

@@ -0,0 +1,237 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'url_request_cache_policy.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the constants used to specify interaction with the cached responses.
+class URLRequestCachePolicy {
+  final int _value;
+  final int _nativeValue;
+  const URLRequestCachePolicy._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory URLRequestCachePolicy._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      URLRequestCachePolicy._internal(value, nativeValue());
+
+  ///Use the caching logic defined in the protocol implementation, if any, for a particular URL load request.
+  ///This is the default policy for URL load requests.
+  static const USE_PROTOCOL_CACHE_POLICY =
+      URLRequestCachePolicy._internal(0, 0);
+
+  ///The URL load should be loaded only from the originating source.
+  ///This policy specifies that no existing cache data should be used to satisfy a URL load request.
+  ///
+  ///**NOTE**: Always use this policy if you are making HTTP or HTTPS byte-range requests.
+  static const RELOAD_IGNORING_LOCAL_CACHE_DATA =
+      URLRequestCachePolicy._internal(1, 1);
+
+  ///Use existing cache data, regardless or age or expiration date, loading from originating source only if there is no cached data.
+  static const RETURN_CACHE_DATA_ELSE_LOAD =
+      URLRequestCachePolicy._internal(2, 2);
+
+  ///Use existing cache data, regardless or age or expiration date, and fail if no cached data is available.
+  ///
+  ///If there is no existing data in the cache corresponding to a URL load request,
+  ///no attempt is made to load the data from the originating source, and the load is considered to have failed.
+  ///This constant specifies a behavior that is similar to an “offline” mode.
+  static const RETURN_CACHE_DATA_DONT_LOAD =
+      URLRequestCachePolicy._internal(3, 3);
+
+  ///Ignore local cache data, and instruct proxies and other intermediates to disregard their caches so far as the protocol allows.
+  ///
+  ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
+  static const RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA =
+      URLRequestCachePolicy._internal(4, 4);
+
+  ///Use cache data if the origin source can validate it; otherwise, load from the origin.
+  ///
+  ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
+  static const RELOAD_REVALIDATING_CACHE_DATA =
+      URLRequestCachePolicy._internal(5, 5);
+
+  ///Set of all values of [URLRequestCachePolicy].
+  static final Set<URLRequestCachePolicy> values = [
+    URLRequestCachePolicy.USE_PROTOCOL_CACHE_POLICY,
+    URLRequestCachePolicy.RELOAD_IGNORING_LOCAL_CACHE_DATA,
+    URLRequestCachePolicy.RETURN_CACHE_DATA_ELSE_LOAD,
+    URLRequestCachePolicy.RETURN_CACHE_DATA_DONT_LOAD,
+    URLRequestCachePolicy.RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA,
+    URLRequestCachePolicy.RELOAD_REVALIDATING_CACHE_DATA,
+  ].toSet();
+
+  ///Gets a possible [URLRequestCachePolicy] instance from [int] value.
+  static URLRequestCachePolicy? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestCachePolicy.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [URLRequestCachePolicy] instance from a native value.
+  static URLRequestCachePolicy? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestCachePolicy.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'USE_PROTOCOL_CACHE_POLICY';
+      case 1:
+        return 'RELOAD_IGNORING_LOCAL_CACHE_DATA';
+      case 2:
+        return 'RETURN_CACHE_DATA_ELSE_LOAD';
+      case 3:
+        return 'RETURN_CACHE_DATA_DONT_LOAD';
+      case 4:
+        return 'RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA';
+      case 5:
+        return 'RELOAD_REVALIDATING_CACHE_DATA';
+    }
+    return _value.toString();
+  }
+}
+
+///An iOS-specific Class that represents the constants used to specify interaction with the cached responses.
+///Use [URLRequestCachePolicy] instead.
+@Deprecated('Use URLRequestCachePolicy instead')
+class IOSURLRequestCachePolicy {
+  final int _value;
+  final int _nativeValue;
+  const IOSURLRequestCachePolicy._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory IOSURLRequestCachePolicy._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      IOSURLRequestCachePolicy._internal(value, nativeValue());
+
+  ///Use the caching logic defined in the protocol implementation, if any, for a particular URL load request.
+  ///This is the default policy for URL load requests.
+  static const USE_PROTOCOL_CACHE_POLICY =
+      IOSURLRequestCachePolicy._internal(0, 0);
+
+  ///The URL load should be loaded only from the originating source.
+  ///This policy specifies that no existing cache data should be used to satisfy a URL load request.
+  ///
+  ///**NOTE**: Always use this policy if you are making HTTP or HTTPS byte-range requests.
+  static const RELOAD_IGNORING_LOCAL_CACHE_DATA =
+      IOSURLRequestCachePolicy._internal(1, 1);
+
+  ///Use existing cache data, regardless or age or expiration date, loading from originating source only if there is no cached data.
+  static const RETURN_CACHE_DATA_ELSE_LOAD =
+      IOSURLRequestCachePolicy._internal(2, 2);
+
+  ///Use existing cache data, regardless or age or expiration date, and fail if no cached data is available.
+  ///
+  ///If there is no existing data in the cache corresponding to a URL load request,
+  ///no attempt is made to load the data from the originating source, and the load is considered to have failed.
+  ///This constant specifies a behavior that is similar to an “offline” mode.
+  static const RETURN_CACHE_DATA_DONT_LOAD =
+      IOSURLRequestCachePolicy._internal(3, 3);
+
+  ///Ignore local cache data, and instruct proxies and other intermediates to disregard their caches so far as the protocol allows.
+  ///
+  ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
+  static const RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA =
+      IOSURLRequestCachePolicy._internal(4, 4);
+
+  ///Use cache data if the origin source can validate it; otherwise, load from the origin.
+  ///
+  ///**NOTE**: Versions earlier than macOS 15, iOS 13, watchOS 6, and tvOS 13 don’t implement this constant.
+  static const RELOAD_REVALIDATING_CACHE_DATA =
+      IOSURLRequestCachePolicy._internal(5, 5);
+
+  ///Set of all values of [IOSURLRequestCachePolicy].
+  static final Set<IOSURLRequestCachePolicy> values = [
+    IOSURLRequestCachePolicy.USE_PROTOCOL_CACHE_POLICY,
+    IOSURLRequestCachePolicy.RELOAD_IGNORING_LOCAL_CACHE_DATA,
+    IOSURLRequestCachePolicy.RETURN_CACHE_DATA_ELSE_LOAD,
+    IOSURLRequestCachePolicy.RETURN_CACHE_DATA_DONT_LOAD,
+    IOSURLRequestCachePolicy.RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA,
+    IOSURLRequestCachePolicy.RELOAD_REVALIDATING_CACHE_DATA,
+  ].toSet();
+
+  ///Gets a possible [IOSURLRequestCachePolicy] instance from [int] value.
+  static IOSURLRequestCachePolicy? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSURLRequestCachePolicy.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [IOSURLRequestCachePolicy] instance from a native value.
+  static IOSURLRequestCachePolicy? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSURLRequestCachePolicy.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'USE_PROTOCOL_CACHE_POLICY';
+      case 1:
+        return 'RELOAD_IGNORING_LOCAL_CACHE_DATA';
+      case 2:
+        return 'RETURN_CACHE_DATA_ELSE_LOAD';
+      case 3:
+        return 'RETURN_CACHE_DATA_DONT_LOAD';
+      case 4:
+        return 'RELOAD_IGNORING_LOCAL_AND_REMOTE_CACHE_DATA';
+      case 5:
+        return 'RELOAD_REVALIDATING_CACHE_DATA';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/url_request_network_service_type.dart

@@ -1,195 +1,89 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
+part 'url_request_network_service_type.g.dart';
+
 ///Class that represents the constants that specify how a request uses network resources.
-class URLRequestNetworkServiceType {
+@ExchangeableEnum()
+class URLRequestNetworkServiceType_ {
+  // ignore: unused_field
   final int _value;
-
-  const URLRequestNetworkServiceType._internal(this._value);
-
-  ///Set of all values of [URLRequestNetworkServiceType].
-  static final Set<URLRequestNetworkServiceType> values = [
-    URLRequestNetworkServiceType.DEFAULT,
-    URLRequestNetworkServiceType.VIDEO,
-    URLRequestNetworkServiceType.BACKGROUND,
-    URLRequestNetworkServiceType.VOICE,
-    URLRequestNetworkServiceType.RESPONSIVE_DATA,
-    URLRequestNetworkServiceType.AV_STREAMING,
-    URLRequestNetworkServiceType.RESPONSIVE_AV,
-    URLRequestNetworkServiceType.CALL_SIGNALING,
-  ].toSet();
-
-  ///Gets a possible [URLRequestNetworkServiceType] instance from an [int] value.
-  static URLRequestNetworkServiceType? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return URLRequestNetworkServiceType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 2:
-        return "VIDEO";
-      case 3:
-        return "BACKGROUND";
-      case 4:
-        return "VOICE";
-      case 6:
-        return "RESPONSIVE_DATA";
-      case 8:
-        return "AV_STREAMING";
-      case 9:
-        return "RESPONSIVE_AV";
-      case 11:
-        return "CALL_SIGNALING";
-      case 0:
-      default:
-        return "DEFAULT";
-    }
-  }
+  const URLRequestNetworkServiceType_._internal(this._value);
 
   ///A service type for standard network traffic.
-  static const DEFAULT = const URLRequestNetworkServiceType._internal(0);
+  static const DEFAULT = const URLRequestNetworkServiceType_._internal(0);
 
   ///A service type for video traffic.
-  static const VIDEO = const URLRequestNetworkServiceType._internal(2);
+  static const VIDEO = const URLRequestNetworkServiceType_._internal(2);
 
   ///A service type for background traffic.
   ///
   ///You should specify this type if your app is performing a download that was not requested by the user—for example,
   ///prefetching content so that it will be available when the user chooses to view it.
-  static const BACKGROUND = const URLRequestNetworkServiceType._internal(3);
+  static const BACKGROUND = const URLRequestNetworkServiceType_._internal(3);
 
   ///A service type for voice traffic.
-  static const VOICE = const URLRequestNetworkServiceType._internal(4);
+  static const VOICE = const URLRequestNetworkServiceType_._internal(4);
 
   ///A service type for data that the user is actively waiting for.
   ///
   ///Use this service type for interactive situations where the user is anticipating a quick response, like instant messaging or completing a purchase.
   static const RESPONSIVE_DATA =
-  const URLRequestNetworkServiceType._internal(6);
+  const URLRequestNetworkServiceType_._internal(6);
 
   ///A service type for streaming audio/video data.
-  static const AV_STREAMING = const URLRequestNetworkServiceType._internal(8);
+  static const AV_STREAMING = const URLRequestNetworkServiceType_._internal(8);
 
   ///A service type for responsive (time-sensitive) audio/video data.
-  static const RESPONSIVE_AV = const URLRequestNetworkServiceType._internal(9);
+  static const RESPONSIVE_AV = const URLRequestNetworkServiceType_._internal(9);
 
   ///A service type for call signaling.
   ///
   ///Use this service type with network traffic that establishes, maintains, or tears down a VoIP call.
   static const CALL_SIGNALING =
-  const URLRequestNetworkServiceType._internal(11);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const URLRequestNetworkServiceType_._internal(11);
 }
 
 ///An iOS-specific Class that represents the constants that specify how a request uses network resources.
 ///Use [URLRequestNetworkServiceType] instead.
 @Deprecated("Use URLRequestNetworkServiceType instead")
-class IOSURLRequestNetworkServiceType {
+@ExchangeableEnum()
+class IOSURLRequestNetworkServiceType_ {
+  // ignore: unused_field
   final int _value;
-
-  const IOSURLRequestNetworkServiceType._internal(this._value);
-
-  ///Set of all values of [IOSURLRequestNetworkServiceType].
-  static final Set<IOSURLRequestNetworkServiceType> values = [
-    IOSURLRequestNetworkServiceType.DEFAULT,
-    IOSURLRequestNetworkServiceType.VIDEO,
-    IOSURLRequestNetworkServiceType.BACKGROUND,
-    IOSURLRequestNetworkServiceType.VOICE,
-    IOSURLRequestNetworkServiceType.RESPONSIVE_DATA,
-    IOSURLRequestNetworkServiceType.AV_STREAMING,
-    IOSURLRequestNetworkServiceType.RESPONSIVE_AV,
-    IOSURLRequestNetworkServiceType.CALL_SIGNALING,
-  ].toSet();
-
-  ///Gets a possible [IOSURLRequestNetworkServiceType] instance from an [int] value.
-  static IOSURLRequestNetworkServiceType? fromValue(int? value) {
-    if (value != null) {
-      try {
-        return IOSURLRequestNetworkServiceType.values
-            .firstWhere((element) => element.toValue() == value);
-      } catch (e) {
-        return null;
-      }
-    }
-    return null;
-  }
-
-  ///Gets [int] value.
-  int toValue() => _value;
-
-  @override
-  String toString() {
-    switch (_value) {
-      case 2:
-        return "VIDEO";
-      case 3:
-        return "BACKGROUND";
-      case 4:
-        return "VOICE";
-      case 6:
-        return "RESPONSIVE_DATA";
-      case 8:
-        return "AV_STREAMING";
-      case 9:
-        return "RESPONSIVE_AV";
-      case 11:
-        return "CALL_SIGNALING";
-      case 0:
-      default:
-        return "DEFAULT";
-    }
-  }
+  const IOSURLRequestNetworkServiceType_._internal(this._value);
 
   ///A service type for standard network traffic.
-  static const DEFAULT = const IOSURLRequestNetworkServiceType._internal(0);
+  static const DEFAULT = const IOSURLRequestNetworkServiceType_._internal(0);
 
   ///A service type for video traffic.
-  static const VIDEO = const IOSURLRequestNetworkServiceType._internal(2);
+  static const VIDEO = const IOSURLRequestNetworkServiceType_._internal(2);
 
   ///A service type for background traffic.
   ///
   ///You should specify this type if your app is performing a download that was not requested by the user—for example,
   ///prefetching content so that it will be available when the user chooses to view it.
-  static const BACKGROUND = const IOSURLRequestNetworkServiceType._internal(3);
+  static const BACKGROUND = const IOSURLRequestNetworkServiceType_._internal(3);
 
   ///A service type for voice traffic.
-  static const VOICE = const IOSURLRequestNetworkServiceType._internal(4);
+  static const VOICE = const IOSURLRequestNetworkServiceType_._internal(4);
 
   ///A service type for data that the user is actively waiting for.
   ///
   ///Use this service type for interactive situations where the user is anticipating a quick response, like instant messaging or completing a purchase.
   static const RESPONSIVE_DATA =
-  const IOSURLRequestNetworkServiceType._internal(6);
+  const IOSURLRequestNetworkServiceType_._internal(6);
 
   ///A service type for streaming audio/video data.
   static const AV_STREAMING =
-  const IOSURLRequestNetworkServiceType._internal(8);
+  const IOSURLRequestNetworkServiceType_._internal(8);
 
   ///A service type for responsive (time-sensitive) audio/video data.
   static const RESPONSIVE_AV =
-  const IOSURLRequestNetworkServiceType._internal(9);
+  const IOSURLRequestNetworkServiceType_._internal(9);
 
   ///A service type for call signaling.
   ///
   ///Use this service type with network traffic that establishes, maintains, or tears down a VoIP call.
   static const CALL_SIGNALING =
-  const IOSURLRequestNetworkServiceType._internal(11);
-
-  bool operator ==(value) => value == _value;
-
-  @override
-  int get hashCode => _value.hashCode;
+  const IOSURLRequestNetworkServiceType_._internal(11);
 }

lib/src/types/url_request_network_service_type.g.dart

@@ -0,0 +1,242 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'url_request_network_service_type.dart';
+
+// **************************************************************************
+// ExchangeableEnumGenerator
+// **************************************************************************
+
+///Class that represents the constants that specify how a request uses network resources.
+class URLRequestNetworkServiceType {
+  final int _value;
+  final int _nativeValue;
+  const URLRequestNetworkServiceType._internal(this._value, this._nativeValue);
+// ignore: unused_element
+  factory URLRequestNetworkServiceType._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      URLRequestNetworkServiceType._internal(value, nativeValue());
+
+  ///A service type for standard network traffic.
+  static const DEFAULT = URLRequestNetworkServiceType._internal(0, 0);
+
+  ///A service type for video traffic.
+  static const VIDEO = URLRequestNetworkServiceType._internal(2, 2);
+
+  ///A service type for background traffic.
+  ///
+  ///You should specify this type if your app is performing a download that was not requested by the user—for example,
+  ///prefetching content so that it will be available when the user chooses to view it.
+  static const BACKGROUND = URLRequestNetworkServiceType._internal(3, 3);
+
+  ///A service type for voice traffic.
+  static const VOICE = URLRequestNetworkServiceType._internal(4, 4);
+
+  ///A service type for data that the user is actively waiting for.
+  ///
+  ///Use this service type for interactive situations where the user is anticipating a quick response, like instant messaging or completing a purchase.
+  static const RESPONSIVE_DATA = URLRequestNetworkServiceType._internal(6, 6);
+
+  ///A service type for streaming audio/video data.
+  static const AV_STREAMING = URLRequestNetworkServiceType._internal(8, 8);
+
+  ///A service type for responsive (time-sensitive) audio/video data.
+  static const RESPONSIVE_AV = URLRequestNetworkServiceType._internal(9, 9);
+
+  ///A service type for call signaling.
+  ///
+  ///Use this service type with network traffic that establishes, maintains, or tears down a VoIP call.
+  static const CALL_SIGNALING = URLRequestNetworkServiceType._internal(11, 11);
+
+  ///Set of all values of [URLRequestNetworkServiceType].
+  static final Set<URLRequestNetworkServiceType> values = [
+    URLRequestNetworkServiceType.DEFAULT,
+    URLRequestNetworkServiceType.VIDEO,
+    URLRequestNetworkServiceType.BACKGROUND,
+    URLRequestNetworkServiceType.VOICE,
+    URLRequestNetworkServiceType.RESPONSIVE_DATA,
+    URLRequestNetworkServiceType.AV_STREAMING,
+    URLRequestNetworkServiceType.RESPONSIVE_AV,
+    URLRequestNetworkServiceType.CALL_SIGNALING,
+  ].toSet();
+
+  ///Gets a possible [URLRequestNetworkServiceType] instance from [int] value.
+  static URLRequestNetworkServiceType? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestNetworkServiceType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [URLRequestNetworkServiceType] instance from a native value.
+  static URLRequestNetworkServiceType? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return URLRequestNetworkServiceType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'DEFAULT';
+      case 2:
+        return 'VIDEO';
+      case 3:
+        return 'BACKGROUND';
+      case 4:
+        return 'VOICE';
+      case 6:
+        return 'RESPONSIVE_DATA';
+      case 8:
+        return 'AV_STREAMING';
+      case 9:
+        return 'RESPONSIVE_AV';
+      case 11:
+        return 'CALL_SIGNALING';
+    }
+    return _value.toString();
+  }
+}
+
+///An iOS-specific Class that represents the constants that specify how a request uses network resources.
+///Use [URLRequestNetworkServiceType] instead.
+@Deprecated('Use URLRequestNetworkServiceType instead')
+class IOSURLRequestNetworkServiceType {
+  final int _value;
+  final int _nativeValue;
+  const IOSURLRequestNetworkServiceType._internal(
+      this._value, this._nativeValue);
+// ignore: unused_element
+  factory IOSURLRequestNetworkServiceType._internalMultiPlatform(
+          int value, Function nativeValue) =>
+      IOSURLRequestNetworkServiceType._internal(value, nativeValue());
+
+  ///A service type for standard network traffic.
+  static const DEFAULT = IOSURLRequestNetworkServiceType._internal(0, 0);
+
+  ///A service type for video traffic.
+  static const VIDEO = IOSURLRequestNetworkServiceType._internal(2, 2);
+
+  ///A service type for background traffic.
+  ///
+  ///You should specify this type if your app is performing a download that was not requested by the user—for example,
+  ///prefetching content so that it will be available when the user chooses to view it.
+  static const BACKGROUND = IOSURLRequestNetworkServiceType._internal(3, 3);
+
+  ///A service type for voice traffic.
+  static const VOICE = IOSURLRequestNetworkServiceType._internal(4, 4);
+
+  ///A service type for data that the user is actively waiting for.
+  ///
+  ///Use this service type for interactive situations where the user is anticipating a quick response, like instant messaging or completing a purchase.
+  static const RESPONSIVE_DATA =
+      IOSURLRequestNetworkServiceType._internal(6, 6);
+
+  ///A service type for streaming audio/video data.
+  static const AV_STREAMING = IOSURLRequestNetworkServiceType._internal(8, 8);
+
+  ///A service type for responsive (time-sensitive) audio/video data.
+  static const RESPONSIVE_AV = IOSURLRequestNetworkServiceType._internal(9, 9);
+
+  ///A service type for call signaling.
+  ///
+  ///Use this service type with network traffic that establishes, maintains, or tears down a VoIP call.
+  static const CALL_SIGNALING =
+      IOSURLRequestNetworkServiceType._internal(11, 11);
+
+  ///Set of all values of [IOSURLRequestNetworkServiceType].
+  static final Set<IOSURLRequestNetworkServiceType> values = [
+    IOSURLRequestNetworkServiceType.DEFAULT,
+    IOSURLRequestNetworkServiceType.VIDEO,
+    IOSURLRequestNetworkServiceType.BACKGROUND,
+    IOSURLRequestNetworkServiceType.VOICE,
+    IOSURLRequestNetworkServiceType.RESPONSIVE_DATA,
+    IOSURLRequestNetworkServiceType.AV_STREAMING,
+    IOSURLRequestNetworkServiceType.RESPONSIVE_AV,
+    IOSURLRequestNetworkServiceType.CALL_SIGNALING,
+  ].toSet();
+
+  ///Gets a possible [IOSURLRequestNetworkServiceType] instance from [int] value.
+  static IOSURLRequestNetworkServiceType? fromValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSURLRequestNetworkServiceType.values
+            .firstWhere((element) => element.toValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets a possible [IOSURLRequestNetworkServiceType] instance from a native value.
+  static IOSURLRequestNetworkServiceType? fromNativeValue(int? value) {
+    if (value != null) {
+      try {
+        return IOSURLRequestNetworkServiceType.values
+            .firstWhere((element) => element.toNativeValue() == value);
+      } catch (e) {
+        return null;
+      }
+    }
+    return null;
+  }
+
+  ///Gets [int] value.
+  int toValue() => _value;
+
+  ///Gets [int] native value.
+  int toNativeValue() => _nativeValue;
+
+  @override
+  int get hashCode => _value.hashCode;
+
+  @override
+  bool operator ==(value) => value == _value;
+
+  @override
+  String toString() {
+    switch (_value) {
+      case 0:
+        return 'DEFAULT';
+      case 2:
+        return 'VIDEO';
+      case 3:
+        return 'BACKGROUND';
+      case 4:
+        return 'VOICE';
+      case 6:
+        return 'RESPONSIVE_DATA';
+      case 8:
+        return 'AV_STREAMING';
+      case 9:
+        return 'RESPONSIVE_AV';
+      case 11:
+        return 'CALL_SIGNALING';
+    }
+    return _value.toString();
+  }
+}

lib/src/types/window_features.dart

@@ -1,5 +1,10 @@
+import 'package:flutter_inappwebview_internal_annotations/flutter_inappwebview_internal_annotations.dart';
+
+part 'window_features.g.dart';
+
 ///Class that specifies optional attributes for the containing window when a new web view is requested.
-class WindowFeatures {
+@ExchangeableObject()
+class WindowFeatures_ {
   ///A Boolean value indicating whether the containing window should be resizable, or `null` if resizability is not specified.
   bool? allowsResizing;
 
@@ -24,7 +29,7 @@ class WindowFeatures {
   ///A Double value specifying the y-coordinate of the containing window, or `null` if the y-coordinate is not specified.
   double? y;
 
-  WindowFeatures(
+  WindowFeatures_(
       {this.allowsResizing,
         this.height,
         this.menuBarVisibility,
@@ -33,52 +38,13 @@ class WindowFeatures {
         this.width,
         this.x,
         this.y});
-
-  ///Gets a possible [WindowFeatures] instance from a [Map] value.
-  static WindowFeatures? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return WindowFeatures(
-        allowsResizing: map["allowsResizing"],
-        height: map["height"],
-        menuBarVisibility: map["menuBarVisibility"],
-        statusBarVisibility: map["statusBarVisibility"],
-        toolbarsVisibility: map["toolbarsVisibility"],
-        width: map["width"],
-        x: map["x"],
-        y: map["y"]);
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "allowsResizing": allowsResizing,
-      "height": height,
-      "menuBarVisibility": menuBarVisibility,
-      "statusBarVisibility": statusBarVisibility,
-      "toolbarsVisibility": toolbarsVisibility,
-      "width": width,
-      "x": x,
-      "y": y,
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }
 
 ///An iOS-specific class that specifies optional attributes for the containing window when a new web view is requested.
 ///Use [WindowFeatures] instead.
 @Deprecated("Use WindowFeatures instead")
-class IOSWKWindowFeatures {
+@ExchangeableObject()
+class IOSWKWindowFeatures_ {
   ///A Boolean value indicating whether the containing window should be resizable, or `null` if resizability is not specified.
   bool? allowsResizing;
 
@@ -103,7 +69,7 @@ class IOSWKWindowFeatures {
   ///A Double value specifying the y-coordinate of the containing window, or `null` if the y-coordinate is not specified.
   double? y;
 
-  IOSWKWindowFeatures(
+  IOSWKWindowFeatures_(
       {this.allowsResizing,
         this.height,
         this.menuBarVisibility,
@@ -112,44 +78,4 @@ class IOSWKWindowFeatures {
         this.width,
         this.x,
         this.y});
-
-  ///Gets a possible [IOSWKWindowFeatures] instance from a [Map] value.
-  static IOSWKWindowFeatures? fromMap(Map<String, dynamic>? map) {
-    if (map == null) {
-      return null;
-    }
-    return IOSWKWindowFeatures(
-        allowsResizing: map["allowsResizing"],
-        height: map["height"],
-        menuBarVisibility: map["menuBarVisibility"],
-        statusBarVisibility: map["statusBarVisibility"],
-        toolbarsVisibility: map["toolbarsVisibility"],
-        width: map["width"],
-        x: map["x"],
-        y: map["y"]);
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toMap() {
-    return {
-      "allowsResizing": allowsResizing,
-      "height": height,
-      "menuBarVisibility": menuBarVisibility,
-      "statusBarVisibility": statusBarVisibility,
-      "toolbarsVisibility": toolbarsVisibility,
-      "width": width,
-      "x": x,
-      "y": y,
-    };
-  }
-
-  ///Converts instance to a map.
-  Map<String, dynamic> toJson() {
-    return this.toMap();
-  }
-
-  @override
-  String toString() {
-    return toMap().toString();
-  }
 }

lib/src/types/window_features.g.dart

@@ -0,0 +1,163 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'window_features.dart';
+
+// **************************************************************************
+// ExchangeableObjectGenerator
+// **************************************************************************
+
+///Class that specifies optional attributes for the containing window when a new web view is requested.
+class WindowFeatures {
+  ///A Boolean value indicating whether the containing window should be resizable, or `null` if resizability is not specified.
+  bool? allowsResizing;
+
+  ///A Double value specifying the height of the containing window, or `null` if the height is not specified.
+  double? height;
+
+  ///A Boolean value indicating whether the menu bar should be visible, or `null` if menu bar visibility is not specified.
+  bool? menuBarVisibility;
+
+  ///A Boolean value indicating whether the status bar should be visible, or `null` if status bar visibility is not specified.
+  bool? statusBarVisibility;
+
+  ///A Boolean value indicating whether toolbars should be visible, or `null` if toolbars visibility is not specified.
+  bool? toolbarsVisibility;
+
+  ///A Double value specifying the width of the containing window, or `null` if the width is not specified.
+  double? width;
+
+  ///A Double value specifying the x-coordinate of the containing window, or `null` if the x-coordinate is not specified.
+  double? x;
+
+  ///A Double value specifying the y-coordinate of the containing window, or `null` if the y-coordinate is not specified.
+  double? y;
+  WindowFeatures(
+      {this.allowsResizing,
+      this.height,
+      this.menuBarVisibility,
+      this.statusBarVisibility,
+      this.toolbarsVisibility,
+      this.width,
+      this.x,
+      this.y});
+
+  ///Gets a possible [WindowFeatures] instance from a [Map] value.
+  static WindowFeatures? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = WindowFeatures();
+    instance.allowsResizing = map['allowsResizing'];
+    instance.height = map['height'];
+    instance.menuBarVisibility = map['menuBarVisibility'];
+    instance.statusBarVisibility = map['statusBarVisibility'];
+    instance.toolbarsVisibility = map['toolbarsVisibility'];
+    instance.width = map['width'];
+    instance.x = map['x'];
+    instance.y = map['y'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "allowsResizing": allowsResizing,
+      "height": height,
+      "menuBarVisibility": menuBarVisibility,
+      "statusBarVisibility": statusBarVisibility,
+      "toolbarsVisibility": toolbarsVisibility,
+      "width": width,
+      "x": x,
+      "y": y,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'WindowFeatures{allowsResizing: $allowsResizing, height: $height, menuBarVisibility: $menuBarVisibility, statusBarVisibility: $statusBarVisibility, toolbarsVisibility: $toolbarsVisibility, width: $width, x: $x, y: $y}';
+  }
+}
+
+///An iOS-specific class that specifies optional attributes for the containing window when a new web view is requested.
+///Use [WindowFeatures] instead.
+@Deprecated('Use WindowFeatures instead')
+class IOSWKWindowFeatures {
+  ///A Boolean value indicating whether the containing window should be resizable, or `null` if resizability is not specified.
+  bool? allowsResizing;
+
+  ///A Double value specifying the height of the containing window, or `null` if the height is not specified.
+  double? height;
+
+  ///A Boolean value indicating whether the menu bar should be visible, or `null` if menu bar visibility is not specified.
+  bool? menuBarVisibility;
+
+  ///A Boolean value indicating whether the status bar should be visible, or `null` if status bar visibility is not specified.
+  bool? statusBarVisibility;
+
+  ///A Boolean value indicating whether toolbars should be visible, or `null` if toolbars visibility is not specified.
+  bool? toolbarsVisibility;
+
+  ///A Double value specifying the width of the containing window, or `null` if the width is not specified.
+  double? width;
+
+  ///A Double value specifying the x-coordinate of the containing window, or `null` if the x-coordinate is not specified.
+  double? x;
+
+  ///A Double value specifying the y-coordinate of the containing window, or `null` if the y-coordinate is not specified.
+  double? y;
+  IOSWKWindowFeatures(
+      {this.allowsResizing,
+      this.height,
+      this.menuBarVisibility,
+      this.statusBarVisibility,
+      this.toolbarsVisibility,
+      this.width,
+      this.x,
+      this.y});
+
+  ///Gets a possible [IOSWKWindowFeatures] instance from a [Map] value.
+  static IOSWKWindowFeatures? fromMap(Map<String, dynamic>? map) {
+    if (map == null) {
+      return null;
+    }
+    final instance = IOSWKWindowFeatures();
+    instance.allowsResizing = map['allowsResizing'];
+    instance.height = map['height'];
+    instance.menuBarVisibility = map['menuBarVisibility'];
+    instance.statusBarVisibility = map['statusBarVisibility'];
+    instance.toolbarsVisibility = map['toolbarsVisibility'];
+    instance.width = map['width'];
+    instance.x = map['x'];
+    instance.y = map['y'];
+    return instance;
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toMap() {
+    return {
+      "allowsResizing": allowsResizing,
+      "height": height,
+      "menuBarVisibility": menuBarVisibility,
+      "statusBarVisibility": statusBarVisibility,
+      "toolbarsVisibility": toolbarsVisibility,
+      "width": width,
+      "x": x,
+      "y": y,
+    };
+  }
+
+  ///Converts instance to a map.
+  Map<String, dynamic> toJson() {
+    return toMap();
+  }
+
+  @override
+  String toString() {
+    return 'IOSWKWindowFeatures{allowsResizing: $allowsResizing, height: $height, menuBarVisibility: $menuBarVisibility, statusBarVisibility: $statusBarVisibility, toolbarsVisibility: $toolbarsVisibility, width: $width, x: $x, y: $y}';
+  }
+}