tablet-app/lib/Screens/webView.dart

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

class WebViewWidget extends StatefulWidget {
  final String url;
  WebViewWidget({this.url});

  @override
  _WebViewWidget createState() => _WebViewWidget();
}

class _WebViewWidget extends State<WebViewWidget> {
  WebView _webView;
  @override
  void initState() {
    super.initState();
    _webView = WebView(
      initialUrl: "https://my.matterport.com/show/?m=k8bvdezfHbT",
      javascriptMode: JavascriptMode.unrestricted,
      navigationDelegate: (NavigationRequest request) {
        if (request.url != "https://my.matterport.com/show/?m=k8bvdezfHbT") {
          print('blocking navigation to $request}');
          return NavigationDecision.prevent;
        }
        print('allowing navigation to $request');
        return NavigationDecision.navigate;
      },
    );
  }

  @override
  void dispose() {
    super.dispose();
    _webView = null;
  }

  @override
  Widget build(BuildContext context) => _webView;
}