Swift3.0 — CocoaAsyncSocket客户端例子
1、服务端用我用的SoketTool调试工具,运行在WIN10,我只做了一个客户端。(下载地址:http://download.csdn.net/detail/ycw1142945317/5114329) CocoaAsyncSocket直接从GitHub下载: 怎么使用CocoaAsyncSocket呢? #import "GCDAsyncSocket.h"
这时候按下Command+B重新编译一下。这样CocoaAsyncSocket就导入完毕了。 下面是客户端界面 进入ViewController.swift //
// ViewController.swift
// AsyncSocket_Exp
//
// Created by 大老虎 on 2016/11/27.
// Copyright ? 2016年 Tiger. All rights reserved.
//
import UIKit
class ViewController: UIViewController,GCDAsyncSocketDelegate {
@IBOutlet weak var serveripInput: UITextField!
@IBOutlet weak var msgInput: UITextField!
@IBOutlet weak var conBtn: UIButton!
@IBOutlet weak var sendBtn: UIButton!
@IBOutlet weak var msgView: UITextView!
let serverPort: UInt16 = 6666
var clientSocket:GCDAsyncSocket!
override func viewDidLoad() {
super.viewDidLoad()
sendBtn.isEnabled = false // Socket未连接成功时发送按钮不能用
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
// 连接服务器按钮事件
@IBAction func conBtnClick(_ sender: AnyObject) {
if serveripInput.text?.isEmpty == false { // 如果IP地址不为空则开始连接Socket
clientSocket = GCDAsyncSocket()
clientSocket.delegate = self
clientSocket.delegateQueue = DispatchQueue.global()
do {
try clientSocket.connect(toHost: serveripInput.text!,onPort: serverPort)
} catch {
print("try connect error: (error)")
conBtn.backgroundColor = UIColor.red
}
} else {
msgView.insertText("IP地址不能为空!n")
}
}
func socket(_ sock: GCDAsyncSocket,didConnectToHost host: String,port: UInt16) -> Void {
print("connect success")
sendBtn.isEnabled = true // 连接成功后发送按钮设为可用
clientSocket.readData(withTimeout: -1,tag: 0)
}
func socketDidDisconnect(_ sock: GCDAsyncSocket,withError err: Error?) -> Void {
print("connect error: (err)")
}
func socket(_ sock: GCDAsyncSocket,didRead data: Data,withTag tag: Int) -> Void {
// 1、获取客户端发来的数据,把 NSData 转 NSString
let readClientDataString: NSString? = NSString(data: data as Data,encoding: String.Encoding.utf8.rawValue)
print("---Data Recv---")
print(readClientDataString)
// 2、主界面UI显示数据
DispatchQueue.main.async {
let showStr: NSMutableString = NSMutableString()
showStr.append(self.msgView.text)
showStr.append(readClientDataString! as String)
showStr.append("rn")
self.msgView.text = showStr as String
}
// 3、处理请求,返回数据给客户端OK
let serviceStr: NSMutableString = NSMutableString()
serviceStr.append("OK")
serviceStr.append("rn")
clientSocket.write(serviceStr.data(using: String.Encoding.utf8.rawValue)!,withTimeout: -1,tag: 0)
// 4、每次读完数据后,都要调用一次监听数据的方法
clientSocket.readData(withTimeout: -1,tag: 0)
}
// 发送消息按钮事件
@IBAction func sendBtnClick(_ sender: AnyObject) {
if msgInput.text?.isEmpty == false { // 如果消息不为空则发送
let serviceStr: NSMutableString = NSMutableString()
serviceStr.append(self.msgInput.text!)
serviceStr.append("rn")
clientSocket.write(serviceStr.data(using: String.Encoding.utf8.rawValue)!,tag: 0)
}
}
}
到这里客户端程序就完成了,可以用iOS模拟器来跑一下。 SocketTool截图为 以上展示的仅为CocoaAsyncSocket的基本用法,若想真正的将其为我所用还需要硬着头皮去官网看文档,自己需要什么就用什么。文档地址为:https://github.com/robbiehanson/CocoaAsyncSocket/wiki/Reference_GCDAsyncSocket (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |