better_socket

Description:

better socket

better_socket #
A new flutter plugin project.
Getting Started #
This project is a starting point for a Flutter
plug-in package,
a specialized package that includes platform-specific implementation code for
Android and/or iOS.
For help getting started with Flutter, view our
online documentation, which offers tutorials,
samples, guidance on mobile development, and a full API reference.
Use #
import 'package:flutter/material.dart';
import 'package:better_socket/better_socket.dart';
import 'dart:convert';

class WebSocketRoute extends StatefulWidget {
@override
_WebSocketRouteState createState() => new _WebSocketRouteState();
}

class _WebSocketRouteState extends State<WebSocketRoute> {
TextEditingController _controller = new TextEditingController();
// IOWebSocketChannel channel;
String _text = "";

@override
void initState() {
//创建websocket连接
var headers = {"origin": "ws://echo.websocket.org"};
//trustAllHost 为true 是通过所有认证
BetterSocket.connentSocket("ws://echo.websocket.org", httpHeaders: headers, trustAllHost: true);
BetterSocket.addListener(onOpen: (httpStatus, httpStatusMessage) {
print(
"onOpen---httpStatus:$httpStatus httpStatusMessage:$httpStatusMessage");
}, onMessage: (message) {
setState(() {
_text = message;
});
print("onMessage---message:$message");
}, onClose: (code, reason, remote) {
print("onClose---code:$code reason:$reason remote:$remote");
}, onError: (message) {
print("onError---message:$message");
});
}

@override
Widget build(BuildContext context) {
return new Scaffold(
appBar: new AppBar(
title: new Text("WebSocket(内容回显)"),
),
body: new Padding(
padding: const EdgeInsets.all(20.0),
child: new Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
new Form(
child: new TextFormField(
controller: _controller,
decoration: new InputDecoration(labelText: 'Send a message'),
),
),
Padding(
padding: const EdgeInsets.symmetric(vertical: 24.0),
child: new Text(_text),
),
],
),
),
floatingActionButton: new FloatingActionButton(
onPressed: _sendMessage,
tooltip: 'Send message',
child: new Icon(Icons.send),
),
);
}

void _sendMessage() {
if (_controller.text.isNotEmpty) {
<!-- 这个发送字符串 -->
BetterSocket.sendMsg(_controller.text);
<!-- 这个是发送byte[] -->
BetterSocket.sendByteMsg(Utf8Encoder().convert('hello'));
}
}

@override
void dispose() {
BetterSocket.close();
super.dispose();
}
}
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