huixiang_app/lib/web/web_turntable_activity.dart

import 'dart:io';
import 'dart:ui';

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:huixiang/view_widget/my_appbar.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:webview_flutter/webview_flutter.dart';
import 'package:webview_flutter/src/webview_cupertino.dart';
import 'package:flutter/cupertino.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;

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

    SharedPreferences.getInstance().then((value) => {
      token = value.getString('token'),
    });
    if (Platform.isAndroid) WebView.platform = SurfaceAndroidWebView();
    if (Platform.isIOS) WebView.platform = CupertinoWebView();

  }

  @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:
          WebView(
            initialUrl: "http://192.168.10.90:5500/lottery.html?token=${token}",
            javascriptMode: JavascriptMode.unrestricted,
          )),
    );
  }
}