flutter_simple_webview 2.0.0

flutter_simple_webview: ^2.0.0 copied to clipboard

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_simple_webview/flutter_simple_webview.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'SimpleWebView Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        useMaterial3: true,
      ),
      home: const HomePage(),
    );
  }
}

class HomePage extends StatefulWidget {
  const HomePage({super.key});

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  final TextEditingController _urlController = TextEditingController(
    text: 'https://flutter.dev',
  );
  WebViewController? _controller;
  String _status = "Loading...";
  bool _canGoBack = false;
  bool _canGoForward = false;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('SimpleWebView Demo'),
        bottom: PreferredSize(
          preferredSize: const Size.fromHeight(48),
          child: Padding(
            padding: const EdgeInsets.all(8.0),
            child: Row(
              children: [
                Expanded(
                  child: TextField(
                    controller: _urlController,
                    decoration: const InputDecoration(
                      hintText: 'Enter URL',
                      contentPadding: EdgeInsets.symmetric(horizontal: 10),
                      border: OutlineInputBorder(),
                    ),
                    onSubmitted: (val) {
                      if (_controller != null) {
                        _controller!.loadUrl(val);
                      }
                    },
                  ),
                ),
                IconButton(
                  icon: const Icon(Icons.arrow_forward),
                  onPressed: () {
                    if (_controller != null) {
                      _controller!.loadUrl(_urlController.text);
                    }
                  },
                ),
              ],
            ),
          ),
        ),
      ),
      body: Column(
        children: [
          Container(
            padding: const EdgeInsets.all(8),
            color: Colors.grey[200],
            child: Row(
              children: [
                Text("Status: $_status"),
                const Spacer(),
                IconButton(
                  icon: const Icon(Icons.refresh),
                  onPressed: () => _controller?.reload(),
                ),
                IconButton(
                  icon: const Icon(Icons.arrow_back),
                  onPressed: _canGoBack ? () => _controller?.goBack() : null,
                ),
                IconButton(
                  icon: const Icon(Icons.arrow_forward),
                  onPressed: _canGoForward
                      ? () => _controller?.goForward()
                      : null,
                ),
              ],
            ),
          ),
          Expanded(
            child: SimpleWebView(
              url: _urlController.text,
              showAppBar: false, // We are using our own AppBar
              onWebViewCreated: (controller) {
                _controller = controller;
              },
              onConnectivityChanged: (connected) {
                setState(() {
                  _status = connected ? "Online" : "Offline";
                });
                ScaffoldMessenger.of(context).showSnackBar(
                  SnackBar(
                    content: Text(
                      connected ? "Connected" : "No Internet Connection",
                    ),
                    backgroundColor: connected ? Colors.green : Colors.red,
                  ),
                );
              },
              onMessageReceived: (message) {
                ScaffoldMessenger.of(
                  context,
                ).showSnackBar(SnackBar(content: Text("JS Message: $message")));
              },
            ),
          ),
        ],
      ),
    );
  }
}