实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Threading;
using System.Net.Sockets;
using System.IO;
namespace Network
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.RichTextBox richTextBox1;
private System.Windows.Forms.Label label4;
private System.Windows.Forms.RichTextBox richTextBox2;
//声明监听线程对象
private Thread MyListenThread;
//声明网络监听对象
private TcpListener MyTcpListener;
private System.Windows.Forms.RichTextBox richTextBox3;
private System.Windows.Forms.Label label5;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (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 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.label1 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.label2 = new System.Windows.Forms.Label();
this.textBox2 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.label3 = new System.Windows.Forms.Label();
this.richTextBox1 = new System.Windows.Forms.RichTextBox();
this.label4 = new System.Windows.Forms.Label();
this.richTextBox2 = new System.Windows.Forms.RichTextBox();
this.richTextBox3 = new System.Windows.Forms.RichTextBox();
this.label5 = new System.Windows.Forms.Label();
this.SuspendLayout();
//
// label1
//
this.label1.Location = new System.Drawing.Point(8, 16);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(104, 16);
this.label1.TabIndex = 0;
this.label1.Text = "接收主机IP地址：";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(112, 8);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(96, 21);
this.textBox1.TabIndex = 1;
this.textBox1.Text = "";
//
// label2
//
this.label2.Location = new System.Drawing.Point(216, 16);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(48, 16);
this.label2.TabIndex = 2;
this.label2.Text = "姓名：";
//
// textBox2
//
this.textBox2.BackColor = System.Drawing.SystemColors.ActiveCaptionText;
this.textBox2.Location = new System.Drawing.Point(264, 8);
this.textBox2.Name = "textBox2";
this.textBox2.Size = new System.Drawing.Size(88, 21);
this.textBox2.TabIndex = 3;
this.textBox2.Text = "";
//
// button1
//
this.button1.Location = new System.Drawing.Point(272, 32);
this.button1.Name = "button1";
this.button1.TabIndex = 4;
this.button1.Text = "发送";
this.button1.Click = new System.EventHandler(this.button1_Click);
//
// label3
//
this.label3.Location = new System.Drawing.Point(8, 40);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(128, 16);
this.label3.TabIndex = 5;
this.label3.Text = "将要发送的内容：";
//
// richTextBox1
//
this.richTextBox1.Location = new System.Drawing.Point(8, 56);
this.richTextBox1.Name = "richTextBox1";
this.richTextBox1.Size = new System.Drawing.Size(344, 56);
this.richTextBox1.TabIndex = 6;
this.richTextBox1.Text = "";
//
// label4
//
this.label4.Location = new System.Drawing.Point(176, 120);
this.label4.Name = "label4";
this.label4.Size = new System.Drawing.Size(104, 16);
this.label4.TabIndex = 7;
this.label4.Text = "已经收到的内容：";
//
// richTextBox2
//
this.richTextBox2.Location = new System.Drawing.Point(176, 136);
this.richTextBox2.Name = "richTextBox2";
this.richTextBox2.Size = new System.Drawing.Size(176, 136);
this.richTextBox2.TabIndex = 8;
this.richTextBox2.Text = "";
//
// richTextBox3
//
this.richTextBox3.Location = new System.Drawing.Point(8, 136);
this.richTextBox3.Name = "richTextBox3";
this.richTextBox3.Size = new System.Drawing.Size(160, 136);
this.richTextBox3.TabIndex = 10;
this.richTextBox3.Text = "";
//
// label5
//
this.label5.Location = new System.Drawing.Point(8, 120);
this.label5.Name = "label5";
this.label5.Size = new System.Drawing.Size(112, 16);
this.label5.TabIndex = 9;
this.label5.Text = "已经发送的内容：";
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(360, 278);
this.Controls.Add(this.richTextBox3);
this.Controls.Add(this.label5);
this.Controls.Add(this.richTextBox2);
this.Controls.Add(this.label4);
this.Controls.Add(this.richTextBox1);
this.Controls.Add(this.label3);
this.Controls.Add(this.button1);
this.Controls.Add(this.textBox2);
this.Controls.Add(this.label2);
this.Controls.Add(this.textBox1);
this.Controls.Add(this.label1);
this.MaximizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "演示点对点的聊天";
this.Load = new System.EventHandler(this.Form1_Load);
this.Closed = new System.EventHandler(this.Form1_Closed);
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void StartListen()
{
MyTcpListener=new TcpListener(888);
//开始监听
MyTcpListener.Start();
while(true)
{//获取TcpClient
TcpClient MyTcpClient=MyTcpListener.AcceptTcpClient();
NetworkStream MyStream=MyTcpClient.GetStream();
byte[] MyBytes = new byte[1024];
int MyBytesRead=MyStream.Read(MyBytes,0,MyBytes.Length);
string MyMessage=System.Text.Encoding.Default.GetString(MyBytes,0,MyBytesRead);
this.richTextBox2.Text =MyMessage;
}
}
private void button1_Click(object sender, System.EventArgs e)
{//发送聊天内容
if(this.textBox1.Text.Length<1||this.textBox2.Text.Length<1||this.richTextBox1.Text.Length<1)
return;
try
{
string MyMessage= this.textBox2.Text ":" this.richTextBox1.Text "\n";
//根据目标计算机地址建立连接
TcpClient MyTcpClient = new TcpClient(this.textBox1.Text, 888);
//获得用于网络访问的数据流
NetworkStream MyTcpStream =MyTcpClient.GetStream();
StreamWriter MyStream = new StreamWriter(MyTcpStream);
//将字符串写入流
MyStream.Write(MyMessage);
//将缓冲数据写入基础流
MyStream.Flush();
//关闭网络流
MyStream.Close();
MyTcpClient.Close();
this.richTextBox3.AppendText(this.richTextBox1.Text "\n");
this.richTextBox1.Clear();
}
catch(Exception Err)
{
MessageBox.Show(Err.Message,"信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void Form1_Load(object sender, System.EventArgs e)
{//开始监听
//创建监听线程
this.MyListenThread= new Thread(new ThreadStart(StartListen));
//启动线程
this.MyListenThread.Start();
}
private void Form1_Closed(object sender, System.EventArgs e)
{//关闭SOCKET
try
{
if (this.MyTcpListener!=null)
{//关闭监听器
this.MyTcpListener.Stop();
}
if (this.MyListenThread!=null)
{ //如果线程还处于运行状态就关闭它
if (this.MyListenThread.ThreadState==ThreadState.Running)
{
this.MyListenThread.Abort();
}
}
}
catch(Exception Err)
{
MessageBox.Show(Err.Message,"信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
}
}
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