Nested navigator example

nested_navigator.dart

import 'package:flutter/material.dart';

void main() {
  runApp(new MaterialApp(
    home: new Container(
      color: Colors.white,
      child: new MyAppHome(),
    ),
  ));
}

class Foo extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      primary: true,
      resizeToAvoidBottomPadding: false,
      appBar: new AppBar(title: new Text('foo')),
      floatingActionButton: new FloatingActionButton(
        child: new Icon(Icons.space_bar),
        onPressed: () {
          Navigator.of(context).push(new MaterialPageRoute(
            builder: (_) => new Bar(),
          ));
        },
      ),
    );
  }
}

class Bar extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      primary: true,
      resizeToAvoidBottomPadding: false,
      appBar: new AppBar(title: new Text('bar')),
    );
  }

}

class MyAppHome extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      primary: false,
      drawer: new Drawer(
        child: new Center(
          child: new Text('hello')
        ),
      ),
      body: new Navigator(
        onGenerateRoute: (RouteSettings settings) {
          return new MaterialPageRoute(
            builder: (_) => new Foo(),
          );
        },
      ),
    );
  }
}

@collinjackson could you help me on this topic? https://stackoverflow.com/q/56223550/1830228