tablet-app/lib/main.dart

import 'dart:async';
import 'dart:collection';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:tablet_app/Components/MainView/main_view.dart';
import 'package:webview_flutter/webview_flutter.dart';

import 'Components/Map/map_context.dart';
import 'Components/Previous/previous_view.dart';
import 'Components/custom_clipper.dart';
import 'Components/Map/map_view.dart';
import 'Components/webView.dart';
import 'Models/map-marker.dart';
import 'constants.dart';

void main() {
  String initialRoute;

  initialRoute = '/home';

  final MyApp myApp = MyApp(
    initialRoute: initialRoute,
    //context: localContext,
  );

  runApp(myApp);
}

class MyApp extends StatefulWidget {
  final String initialRoute;

  //final Context context;
  MyApp({this.initialRoute});

  // This widget is the root of your application.
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Tablet App Demo',
      initialRoute: widget.initialRoute,
      /*supportedLocales: [
        const Locale('en', 'US'),
        const Locale('fr', 'FR'),
      ],*/
      theme: ThemeData(
        primarySwatch: Colors.grey,
        scaffoldBackgroundColor: kBackgroundGrey,
        //fontFamily: "Vollkorn",
        textTheme: TextTheme(bodyText1: TextStyle(color: kMainRed)),
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      routes: {
        '/previous': (context) => PreviousViewWidget(title: 'Tablet App Demo Home Page'),
        '/home': (context) => MainViewWidget()
      }
    );
  }
}