C#简易聊天功能
antRain 人气:0前言
使用C#语言进行开发,基于.NET FrameWork4
功能包含群聊,和私聊
参考C# 利用websocket实现简易聊天功能——服务端
界面
界面设计代码
namespace chat_client { partial class Form1 { /// <summary> /// 必需的设计器变量。 /// </summary> private System.ComponentModel.IContainer components = null; /// <summary> /// 清理所有正在使用的资源。 /// </summary> /// <param name="disposing">如果应释放托管资源,为 true;否则为 false。</param> protected override void Dispose(bool disposing) { if (disposing && (components != null)) { components.Dispose(); } base.Dispose(disposing); } #region Windows 窗体设计器生成的代码 /// <summary> /// 设计器支持所需的方法 - 不要修改 /// 使用代码编辑器修改此方法的内容。 /// </summary> private void InitializeComponent() { this.buttonSend = new System.Windows.Forms.Button(); this.textBoxMsg = new System.Windows.Forms.TextBox(); this.textBoxLog = new System.Windows.Forms.TextBox(); this.buttonStart = new System.Windows.Forms.Button(); this.labelPort = new System.Windows.Forms.Label(); this.textBoxPort = new System.Windows.Forms.TextBox(); this.labelIP = new System.Windows.Forms.Label(); this.textBoxIP = new System.Windows.Forms.TextBox(); this.labelName = new System.Windows.Forms.Label(); this.textBoxName = new System.Windows.Forms.TextBox(); this.SuspendLayout(); // // buttonSend // this.buttonSend.Location = new System.Drawing.Point(769, 504); this.buttonSend.Name = "buttonSend"; this.buttonSend.Size = new System.Drawing.Size(99, 43); this.buttonSend.TabIndex = 15; this.buttonSend.Text = "发送"; this.buttonSend.UseVisualStyleBackColor = true; this.buttonSend.Click += new System.EventHandler(this.buttonSend_Click); // // textBoxMsg // this.textBoxMsg.Location = new System.Drawing.Point(36, 504); this.textBoxMsg.Name = "textBoxMsg"; this.textBoxMsg.Size = new System.Drawing.Size(653, 25); this.textBoxMsg.TabIndex = 14; // // textBoxLog // this.textBoxLog.Location = new System.Drawing.Point(36, 78); this.textBoxLog.Multiline = true; this.textBoxLog.Name = "textBoxLog"; this.textBoxLog.Size = new System.Drawing.Size(832, 406); this.textBoxLog.TabIndex = 13; // // buttonStart // this.buttonStart.Location = new System.Drawing.Point(726, 18); this.buttonStart.Name = "buttonStart"; this.buttonStart.Size = new System.Drawing.Size(142, 45); this.buttonStart.TabIndex = 12; this.buttonStart.Text = "连接服务器"; this.buttonStart.UseVisualStyleBackColor = true; this.buttonStart.Click += new System.EventHandler(this.buttonStart_Click); // // labelPort // this.labelPort.AutoSize = true; this.labelPort.Location = new System.Drawing.Point(267, 33); this.labelPort.Name = "labelPort"; this.labelPort.Size = new System.Drawing.Size(54, 15); this.labelPort.TabIndex = 11; this.labelPort.Text = "port:"; // // textBoxPort // this.textBoxPort.Location = new System.Drawing.Point(327, 33); this.textBoxPort.Name = "textBoxPort"; this.textBoxPort.Size = new System.Drawing.Size(100, 25); this.textBoxPort.TabIndex = 10; this.textBoxPort.Text = "6666"; // // labelIP // this.labelIP.AutoSize = true; this.labelIP.Location = new System.Drawing.Point(74, 33); this.labelIP.Name = "labelIP"; this.labelIP.Size = new System.Drawing.Size(31, 15); this.labelIP.TabIndex = 9; this.labelIP.Text = "IP:"; // // textBoxIP // this.textBoxIP.Location = new System.Drawing.Point(125, 30); this.textBoxIP.Name = "textBoxIP"; this.textBoxIP.Size = new System.Drawing.Size(100, 25); this.textBoxIP.TabIndex = 8; this.textBoxIP.Text = "127.0.0.1"; // // labelName // this.labelName.AutoSize = true; this.labelName.Location = new System.Drawing.Point(473, 33); this.labelName.Name = "labelName"; this.labelName.Size = new System.Drawing.Size(67, 15); this.labelName.TabIndex = 17; this.labelName.Text = "用户名:"; // // textBoxName // this.textBoxName.Location = new System.Drawing.Point(546, 30); this.textBoxName.Name = "textBoxName"; this.textBoxName.Size = new System.Drawing.Size(100, 25); this.textBoxName.TabIndex = 16; this.textBoxName.Text = "ant1"; // // Form1 // this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 15F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(904, 564); this.Controls.Add(this.labelName); this.Controls.Add(this.textBoxName); this.Controls.Add(this.buttonSend); this.Controls.Add(this.textBoxMsg); this.Controls.Add(this.textBoxLog); this.Controls.Add(this.buttonStart); this.Controls.Add(this.labelPort); this.Controls.Add(this.textBoxPort); this.Controls.Add(this.labelIP); this.Controls.Add(this.textBoxIP); this.Name = "Form1"; this.Text = "客户端"; this.ResumeLayout(false); this.PerformLayout(); } #endregion private System.Windows.Forms.Button buttonSend; private System.Windows.Forms.TextBox textBoxMsg; private System.Windows.Forms.TextBox textBoxLog; private System.Windows.Forms.Button buttonStart; private System.Windows.Forms.Label labelPort; private System.Windows.Forms.TextBox textBoxPort; private System.Windows.Forms.Label labelIP; private System.Windows.Forms.TextBox textBoxIP; private System.Windows.Forms.Label labelName; private System.Windows.Forms.TextBox textBoxName; } }
源代码
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Net; using System.Net.Sockets; using System.Text; using System.Threading; using System.Windows.Forms; namespace chat_client { public partial class Form1 : Form { public Form1() { InitializeComponent(); } public Socket clientSocket; private void buttonStart_Click(object sender, EventArgs e) { // 客户端连接服务器 // 1 创建socket对象 clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); //2、绑定ip和端口 String ip = textBoxIP.Text; int port = Convert.ToInt32(textBoxPort.Text); try { clientSocket.Connect(new IPEndPoint(IPAddress.Parse(ip), port)); } catch { MessageBox.Show("连接服务器失败"); } //4、发送name byte[] data = Encoding.Default.GetBytes(textBoxName.Text); clientSocket.Send(data, 0, data.Length, SocketFlags.None); //3、接受消息 Thread thread = new Thread(new ParameterizedThreadStart(recevie)); thread.IsBackground = true;// 设置为后台线程 thread.Start(clientSocket); buttonStart.Enabled = false; } private void recevie(object socket) { var proxSocket = socket as Socket; byte[] data = new byte[1024 * 1024]; String msg; int len = 0; while (true) { try { len = proxSocket.Receive(data, 0, data.Length, SocketFlags.None); } catch { stopConnect();//关闭连接 return; } if (len <= 0) { //客户端正常退出 msg = String.Format("服务器{0}发送异常", proxSocket.RemoteEndPoint.ToString()); stopConnect();//关闭连接 return;//结束当前接受客户端数据的异步线程 } //显示消息 msg = Encoding.Default.GetString(data, 0, len); showLog(msg); } } private void stopConnect() { try { if (clientSocket.Connected) { clientSocket.Shutdown(SocketShutdown.Both); clientSocket.Close(100); } } catch { } } private void showLog(String msg) { if (textBoxLog.InvokeRequired) { //如果是跨线程访问 textBoxLog.Invoke(new Action<String>( s => { this.textBoxLog.Text += msg + "\r\n"; }), msg); } else { this.textBoxLog.Text += msg; } } private void buttonSend_Click(object sender, EventArgs e) { if (clientSocket.Connected) { //先判断是否还有服务器处于连接状态 byte[] data = Encoding.Default.GetBytes(textBoxMsg.Text); clientSocket.Send(data, 0, data.Length, SocketFlags.None); textBoxMsg.Text = ""; } else { MessageBox.Show("与服务器断开连接"); } } } }
运行截图
打开多个运行程序,在项目生成可执行文件后,在项目文件目录下,找到bin\Debug
可以点击几个可执行程序
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