邮电通讯系统

开发平台：
Visual Basic

Form1.cs：源码内容
							using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using ATLH323Lib;
namespace H323_Voice
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.CheckBox checkBox1;
		private System.Windows.Forms.CheckBox checkBox2;
		private System.Windows.Forms.CheckBox checkBox3;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Label label2;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;
		public Form1()
		{
			//
			// 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.button1 = new System.Windows.Forms.Button();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.checkBox1 = new System.Windows.Forms.CheckBox();
			this.checkBox2 = new System.Windows.Forms.CheckBox();
			this.checkBox3 = new System.Windows.Forms.CheckBox();
			this.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(24, 32);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(104, 23);
			this.button1.TabIndex = 0;
			this.button1.Text = "Call Using H323";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(136, 32);
			this.textBox1.Name = "textBox1";
			this.textBox1.TabIndex = 1;
			this.textBox1.Text = "127.0.0.1";
			// 
			// textBox2
			// 
			this.textBox2.Enabled = false;
			this.textBox2.Location = new System.Drawing.Point(160, 216);
			this.textBox2.Name = "textBox2";
			this.textBox2.TabIndex = 2;
			this.textBox2.Text = "";
			// 
			// button2
			// 
			this.button2.Enabled = false;
			this.button2.Location = new System.Drawing.Point(24, 64);
			this.button2.Name = "button2";
			this.button2.TabIndex = 4;
			this.button2.Text = "HungUp";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(112, 64);
			this.button3.Name = "button3";
			this.button3.TabIndex = 5;
			this.button3.Text = "Listen";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// checkBox1
			// 
			this.checkBox1.Checked = true;
			this.checkBox1.CheckState = System.Windows.Forms.CheckState.Checked;
			this.checkBox1.Location = new System.Drawing.Point(32, 120);
			this.checkBox1.Name = "checkBox1";
			this.checkBox1.Size = new System.Drawing.Size(144, 24);
			this.checkBox1.TabIndex = 6;
			this.checkBox1.Text = "Silence Detection";
			this.checkBox1.CheckedChanged += new System.EventHandler(this.checkBox1_CheckedChanged_1);
			// 
			// checkBox2
			// 
			this.checkBox2.Checked = true;
			this.checkBox2.CheckState = System.Windows.Forms.CheckState.Checked;
			this.checkBox2.Location = new System.Drawing.Point(32, 152);
			this.checkBox2.Name = "checkBox2";
			this.checkBox2.Size = new System.Drawing.Size(144, 24);
			this.checkBox2.TabIndex = 7;
			this.checkBox2.Text = "Auto Answer";
			this.checkBox2.CheckedChanged += new System.EventHandler(this.checkBox2_CheckedChanged);
			// 
			// checkBox3
			// 
			this.checkBox3.Location = new System.Drawing.Point(24, 216);
			this.checkBox3.Name = "checkBox3";
			this.checkBox3.Size = new System.Drawing.Size(136, 24);
			this.checkBox3.TabIndex = 8;
			this.checkBox3.Text = "Use H323 Gateway";
			this.checkBox3.CheckedChanged += new System.EventHandler(this.checkBox3_CheckedChanged);
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(178)));
			this.label1.Location = new System.Drawing.Point(208, 104);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(128, 88);
			this.label1.TabIndex = 9;
			this.label1.Text = "H.323      Voice Over IP Caller";
			// 
			// label2
			// 
			this.label2.Font = new System.Drawing.Font("Microsoft Sans Serif", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(178)));
			this.label2.ForeColor = System.Drawing.Color.FromArgb(((System.Byte)(192)), ((System.Byte)(192)), ((System.Byte)(255)));
			this.label2.Location = new System.Drawing.Point(80, 256);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(176, 24);
			this.label2.TabIndex = 10;
			this.label2.Text = "www.fadidotnet.org";
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(352, 286);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.checkBox3);
			this.Controls.Add(this.checkBox2);
			this.Controls.Add(this.checkBox1);
			this.Controls.Add(this.button3);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.textBox2);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.button1);
			this.Name = "Form1";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "H323 Voice Chat - By Fadi Abdelqader , www.fadidotnet.org";
			this.Load += new System.EventHandler(this.Form1_Load);
			this.ResumeLayout(false);
		}
		#endregion
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}
		H323Class h323 = new H323Class ();
		private void Form1_Load(object sender, System.EventArgs e)
		{
		h323.AutoAnswer = true;
		h323.SilenceDetection = true;
		}
		private void checkBox1_CheckedChanged(object sender, System.EventArgs e)
		{
		
		}
		private void button1_Click(object sender, System.EventArgs e)
		{
			
			h323.RemoteHost = textBox1.Text;
			h323.Connect ();
			
			button1.Enabled = false;
			button2.Enabled = true;
		}
		private void button2_Click(object sender, System.EventArgs e)
		{
			h323.Hangup();
			button2.Enabled = false;
			button1.Enabled = true;
		}
		private void button3_Click(object sender, System.EventArgs e)
		{
			h323.Listen ();
		}
		private void checkBox1_CheckedChanged_1(object sender, System.EventArgs e)
		{
			if (checkBox1.Checked)
			{
				h323.SilenceDetection = true;
			}
			else
				h323.SilenceDetection = false;
		}
		private void checkBox2_CheckedChanged(object sender, System.EventArgs e)
		{
			if (checkBox2.Checked)
			{
				h323.AutoAnswer  = true;
			}
			else
				h323.AutoAnswer  = false;
		}
		private void checkBox3_CheckedChanged(object sender, System.EventArgs e)
		{
			if (checkBox3.Checked)
			{
				textBox2.Enabled = true;
				h323.UseGateway = true;
				h323.Gateway = textBox2.Text;
			}
			else
			{
				h323.UseGateway = false;
				textBox2.Enabled  = false;
			}
		}
	}
}

						