Flutter Navigation Drawer Header

main.dart

import 'package:flutter/material.dart';

const String _AccountName = 'Aravind Vemula';
const String _AccountEmail = 'vemula.aravind336@gmail.com';
const String _AccountAbbr = 'AV';

void main() => runApp(new Keeper());

class Keeper extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: 'Keeper',
      home: new KeeperDrawer(),
    );
  }
}

class KeeperDrawer extends StatelessWidget {
  Drawer drawer = new Drawer(
    child: new Column(
      children: <Widget>[
        new UserAccountsDrawerHeader(
          accountName: const Text(_AccountName),
          accountEmail: const Text(_AccountEmail),
          currentAccountPicture: new CircleAvatar(
            backgroundColor: Colors.brown,
            child: new Text(_AccountAbbr)
          ),
        )
      ]
    )
  );
	
	@override
  Widget build(BuildContext context) {
    return new Scaffold(
      drawer: drawer,
      appBar: new AppBar(
        title: new Text('Keeper'),
      ),
      body: new Center(
        child: new Text('Hello World!')
      )
    );
  }
}