better_socket_wrapper 0.0.1 better_socket_wrapper: ^0.0.1 copied to clipboard
A new Flutter project.
import 'dart:convert';
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:better_socket_wrapper/better_socket_wrapper.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
String _platformVersion = 'Unknown';
@override
void initState() {
super.initState();
initPlatformState();
}
// Platform messages are asynchronous, so we initialize in an async method.
Future<void> initPlatformState() async {
String platformVersion;
// Platform messages may fail, so we use a try/catch PlatformException.
try {
platformVersion = (await BetterSocketWrapper.platformVersion)!;
//设置监听
BetterSocketWrapper.addListener(onOpen: (httpStatus, httpStatusMessage) {
print("onOpen---httpStatus:$httpStatus httpStatusMessage:$httpStatusMessage");
// BetterSocket.sendMsg('hello');
}, onMessage: (message) {
print("onMessage---message:$message");
}, onClose: (code, reason, remote) {
print("onClose---code:$code reason:$reason remote:$remote");
}, onError: (message) {
print("onError---message:$message");
});
var headers = {"origin": "wss://api.matrixone.io/coinsdata/api/MarketsList/"};
BetterSocketWrapper.connentSocket("wss://api.matrixone.io/coinsdata/api/MarketsList/", httpHeaders: headers, trustAllHost: true);
} on PlatformException {
platformVersion = 'Failed to get platform version.';
}
// If the widget was removed from the tree while the asynchronous platform
// message was in flight, we want to discard the reply rather than calling
// setState to update our non-existent appearance.
if (!mounted) return;
setState(() {
_platformVersion = platformVersion;
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: Center(
child: FlatButton(
onPressed: () {
// BetterSocket.sendMsg('hello');
var data = {"market":"USDT","exchange":"BN"};
// BetterSocket.sendMsg( data.toString());
BetterSocketWrapper.sendByteMsg(Uint8List.fromList(jsonEncode(data).codeUnits));
},
child: Text('Running on: $_platformVersion\n'),
),
),
),
);
}
@override
void dispose() {
BetterSocketWrapper.close();
super.dispose();
}
}