frmserver.cs

Winform_OnlineTraning 我们培训机构的在线培训部分

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Net.Sockets;
using System.Net;

namespace Example_1
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class frmServer : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label lblMessage;
		private System.Windows.Forms.Button btnStart;
		private System.Windows.Forms.Label lblPort;
		private System.Windows.Forms.Label lblHostID;
		private System.Windows.Forms.TextBox txtHostID;
		private System.Windows.Forms.TextBox txtPortNumber;
		private System.Windows.Forms.Button btnExit;
		private System.Windows.Forms.Label lblConnectionStatus;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		//user defined variables
		private IPAddress objIPAddress ;
		private TcpListener objTcpListener;
		private Socket objSocket;
		
		public frmServer()
		{
			//
			// Required for Windows Form Designer support
			//
			InitializeComponent();

			//
			// TODO: Add any constructor code after InitializeComponent call
			//
		}

		/// <summary>
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.lblMessage = new System.Windows.Forms.Label();
			this.btnStart = new System.Windows.Forms.Button();
			this.lblHostID = new System.Windows.Forms.Label();
			this.lblPort = new System.Windows.Forms.Label();
			this.txtHostID = new System.Windows.Forms.TextBox();
			this.txtPortNumber = new System.Windows.Forms.TextBox();
			this.btnExit = new System.Windows.Forms.Button();
			this.lblConnectionStatus = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// lblMessage
			// 
			this.lblMessage.Location = new System.Drawing.Point(10, 80);
			this.lblMessage.Name = "lblMessage";
			this.lblMessage.Size = new System.Drawing.Size(406, 86);
			this.lblMessage.TabIndex = 0;
			// 
			// btnStart
			// 
			this.btnStart.Location = new System.Drawing.Point(344, 40);
			this.btnStart.Name = "btnStart";
			this.btnStart.Size = new System.Drawing.Size(64, 25);
			this.btnStart.TabIndex = 1;
			this.btnStart.Text = "开始(&S)";
			this.btnStart.Click += new System.EventHandler(this.btnStart_Click);
			// 
			// lblHostID
			// 
			this.lblHostID.Location = new System.Drawing.Point(10, 9);
			this.lblHostID.Name = "lblHostID";
			this.lblHostID.Size = new System.Drawing.Size(62, 15);
			this.lblHostID.TabIndex = 2;
			this.lblHostID.Text = "主机 ID：";
			// 
			// lblPort
			// 
			this.lblPort.Location = new System.Drawing.Point(216, 11);
			this.lblPort.Name = "lblPort";
			this.lblPort.Size = new System.Drawing.Size(62, 13);
			this.lblPort.TabIndex = 3;
			this.lblPort.Text = "端口号：";
			// 
			// txtHostID
			// 
			this.txtHostID.Location = new System.Drawing.Point(80, 9);
			this.txtHostID.Name = "txtHostID";
			this.txtHostID.Size = new System.Drawing.Size(120, 21);
			this.txtHostID.TabIndex = 4;
			this.txtHostID.Text = "";
			// 
			// txtPortNumber
			// 
			this.txtPortNumber.Location = new System.Drawing.Point(288, 8);
			this.txtPortNumber.Name = "txtPortNumber";
			this.txtPortNumber.Size = new System.Drawing.Size(120, 21);
			this.txtPortNumber.TabIndex = 5;
			this.txtPortNumber.Text = "";
			// 
			// btnExit
			// 
			this.btnExit.Location = new System.Drawing.Point(344, 184);
			this.btnExit.Name = "btnExit";
			this.btnExit.Size = new System.Drawing.Size(64, 25);
			this.btnExit.TabIndex = 6;
			this.btnExit.Text = "退出(&E)";
			this.btnExit.Click += new System.EventHandler(this.btnExit_Click);
			// 
			// lblConnectionStatus
			// 
			this.lblConnectionStatus.Location = new System.Drawing.Point(10, 56);
			this.lblConnectionStatus.Name = "lblConnectionStatus";
			this.lblConnectionStatus.Size = new System.Drawing.Size(70, 16);
			this.lblConnectionStatus.TabIndex = 7;
			this.lblConnectionStatus.Text = "连接状态：";
			// 
			// frmServer
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(424, 213);
			this.Controls.Add(this.lblConnectionStatus);
			this.Controls.Add(this.btnExit);
			this.Controls.Add(this.txtPortNumber);
			this.Controls.Add(this.txtHostID);
			this.Controls.Add(this.lblPort);
			this.Controls.Add(this.lblHostID);
			this.Controls.Add(this.btnStart);
			this.Controls.Add(this.lblMessage);
			this.MaximizeBox = false;
			this.Name = "frmServer";
			this.Text = "服务器应用程序";
			this.Load += new System.EventHandler(this.frmServer_Load);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new frmServer());
		}

		private void btnStart_Click(object sender, System.EventArgs e)
		{
				try
			{
				//local machine address and use same in the client
				objIPAddress = IPAddress.Parse(this.txtHostID.Text);
				
				objTcpListener = new TcpListener(objIPAddress,Convert.ToInt32(this.txtPortNumber.Text));
							
				objTcpListener.Start();

				//Writing the status to the label control
				this.lblMessage.Text = "服务器正在端口 "+this.txtPortNumber.Text + " 运行....\n";
				this.lblMessage.Text += "\n本地端点是："+ objTcpListener.LocalEndpoint;
				this.lblMessage.Text += "\n等待连接...........";
				
				objSocket = objTcpListener.AcceptSocket();
				this.lblMessage.Text += "\n接受连接于 " + objSocket.RemoteEndPoint;
				
			}
			catch(Exception ex)
			{
				lblMessage.Text = ex.Message;
			}

		}

		private void frmServer_Load(object sender, System.EventArgs e)
		{
		
		}

		private void btnExit_Click(object sender, System.EventArgs e)
		{
			this.Close();
		}
	}
}