Boiler code template for WebSocket example

main.dart

import 'package:flutter/material.dart';
import 'package:web_socket_channel/web_socket_channel.dart';
import 'package:web_socket_channel/io.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  
  @override
  MyHomePageState createState() {
    return MyHomePageState();
  }
}

class MyHomePageState extends State<MyHomePage> {
  TextEditingController _controller = TextEditingController();
  @override
  Widget build(BuildContext context) {
    return  Scaffold(
      appBar: AppBar(
        title:  Text("WebSocket Example"),
      ),
      body: Padding(
        padding: const EdgeInsets.all(20.0),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: <Widget>[
            Form(
              child: TextFormField(
                decoration: InputDecoration(labelText: "Send message to the server"),
                controller: _controller,
              ),
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        child: Icon(Icons.send),
        onPressed: sendData,
      ),
    );
  }
}