main.dart

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Drag and Drop Demo',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(primarySwatch: Colors.green),
      routes: <String, WidgetBuilder>{
        Constants.SPLASH_SCREEN: (BuildContext context) => SplashScreen(),
        Constants.HOME_SCREEN: (BuildContext context) => ChangeNotifierProvider(
            builder: (context) => Data(), child: HomePage())
      },
      initialRoute: Constants.SPLASH_SCREEN,
    );
  }
}