Flutter Web:如何在flutter web应用程序中禁用浏览器的后退按钮

dependencies:
  flutter_webview_plugin: ^0.3.11

import 'package:flutter_webview_plugin/flutter_webview_plugin.dart';

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: WebviewScaffold(
        url: 'https://your-flutter-web-app-url',
        appBar: AppBar(
          title: Text('Flutter Web App'),
        ),
        withJavascript: true,
        withLocalStorage: true,
        hidden: true,
        initialChild: Container(
          child: const Center(
            child: CircularProgressIndicator(),
          ),
        ),
      ),
    );
  }
}

import 'package:flutter_webview_plugin/flutter_webview_plugin.dart';

class MyApp extends StatelessWidget {
  final flutterWebviewPlugin = FlutterWebviewPlugin();

  @override
  Widget build(BuildContext context) {
    flutterWebviewPlugin.onUrlChanged.listen((String url) {
      if (url != 'https://your-flutter-web-app-url') {
        flutterWebviewPlugin.reload();
      }
    });

    return MaterialApp(
      home: WebviewScaffold(
        url: 'https://your-flutter-web-app-url',
        appBar: AppBar(
          title: Text('Flutter Web App'),
        ),
        withJavascript: true,
        withLocalStorage: true,
        hidden: true,
        initialChild: Container(
          child: const Center(
            child: CircularProgressIndicator(),
          ),
        ),
      ),
    );
  }
}