H5_Flutter/lib/view/web.dart

import 'dart:html';
import 'dart:ui' as ui;
import 'package:flutter/material.dart';
import 'package:link/constants.dart';

class WebPage extends StatefulWidget {
  const WebPage({Key? key}) : super(key: key);

  @override
  State<WebPage> createState() => _WebPageState();
}

class _WebPageState extends State<WebPage> {
  getWebPage(){
    final IFrameElement iframe = IFrameElement();
    iframe.src = 'https://www.weibo.com';
    iframe.style.border = 'none';
    ui.platformViewRegistry.registerViewFactory(
      'iframeElement',
      (int viewId) => iframe,
    );
    Widget _iframeWidget;
    _iframeWidget = HtmlElementView(
      key: UniqueKey(),
      viewType: 'iframeElement',
    );
    return Stack(
      children: <Widget>[
        IgnorePointer(
          ignoring: true,
          child: Center(
            child: _iframeWidget,
          ),
        ),
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      color: kBgColor,
      child: getWebPage(),
    );
  }
}