huixiang_app/lib/web/web_turntable_activity.dart

import 'package:flutter/material.dart';
import 'package:huixiang/utils/shared_preference.dart';
import 'package:huixiang/view_widget/my_appbar.dart';
import 'package:webview_flutter/webview_flutter.dart';

class WebTurntableActivity extends StatefulWidget {
  final Map<String, dynamic>? arguments;

  ///转盘活动
  WebTurntableActivity({this.arguments});

  @override
  State<StatefulWidget> createState() {
    return _WebTurntableActivity();
  }
}

class _WebTurntableActivity extends State<WebTurntableActivity>
    with WidgetsBindingObserver {
  final ScrollController scrollController = ScrollController();
  String? token;

  late WebViewController _webViewController;

  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this);

    token = SharedInstance.instance.token;
    _webViewController = WebViewController()
      ..setJavaScriptMode(JavaScriptMode.unrestricted)
      ..setNavigationDelegate(
        NavigationDelegate(
          onProgress: (int progress) {
            // Update loading bar.
          },
          onPageStarted: (String url) {},
          onPageFinished: (String url) {},
          onWebResourceError: (WebResourceError error) {},
          onNavigationRequest: (NavigationRequest request) {
            // if (request.url.startsWith('https://www.youtube.com/')) {
            //   return NavigationDecision.prevent;
            // }
            return NavigationDecision.navigate;
          },
        ),
      )
      ..loadRequest(
          Uri.parse("http://192.168.10.90:5500/lottery.html?token=${token}"));
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: MyAppBar(
        action: Container(
          margin: EdgeInsets.only(right: 10),
          child: GestureDetector(
            onTap: () {
              // share();
            },
            child: Icon(
              Icons.share,
              size: 24,
              color: Colors.black,
            ),
          ),
        ),
        title: "",
        background: Color(0xFFFFFFFFF),
        leadingColor: Colors.black,
      ),
      body: Container(
        width: MediaQuery.of(context).size.width,
        height: MediaQuery.of(context).size.height,
        alignment: Alignment.center,
        child: WebViewWidget(
          controller: _webViewController,
        ),
      ),
    );
  }
}