Change Drawer Selected Menu Item Background Color In Flutter

import 'package:flutter/material.dart';
void main() => runApp(new MyApp());
class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: MyHomePage(),
    );
  }
}
class MyHomePage extends StatefulWidget {
  static final List<String> _listViewData = [
    "Flutter",
    "Ios",
    "Dart",
    "Android",
    "Laravel",
    "Php",
    "Html",
  ];

  @override
  State<StatefulWidget> createState() => MyHomePageState();
}

class MyHomePageState extends State<MyHomePage> {
  int _currentSelected = 0;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Colors.deepPurple,
        title: Text("Change Drawer Selected Item"),
      ),
      drawer: Container(
        width: 250,
        child: Drawer(
          child: Container(
            child: ListView.builder(
              padding: EdgeInsets.all(10.0),
              itemCount: MyHomePage._listViewData.length,
              itemBuilder: (context, index) {
                return Container(
                  color: _currentSelected == index ? Colors.deepPurple : Colors.white,
                  child: ListTile(
                    title: Text(MyHomePage._listViewData[index]),
                    onTap: () {
                      setState(() {
                        _currentSelected = index;
                      });
                    },
                  ),
                );
              },
            ),
          ),
        ),
      ),
      body: Center(
        child: Text('Main Body'),
      ),
    );
  }
}