ICQ/即时通讯

开发平台：
C#

UserControl1.cs：源码内容
							using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using System.Threading;
using System.IO;
using System.Text;
using System.Net;
using System.Net.Sockets;
namespace qq
{
	/// <summary>
	/// UserControl1 的摘要说明。
	/// </summary>
	public class UserControl1 : System.Windows.Forms.UserControl
	{
		public Form1 form;
	public	System.Timers.Timer timer;
		
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ContextMenu contextMenu1;
		private System.Windows.Forms.MenuItem menuItem1;
		private System.Windows.Forms.MenuItem menuItem2;
		private System.Windows.Forms.MenuItem menuItem3;
		public string uid;
		public string name;
		public string sex;
		public string jianjie;
		public string state;
		public string age;
		public string picture;
		public string ip;
		public string tempxiao;
		public bool xiaoxi;
		private System.Windows.Forms.MenuItem menuItem4;
		private System.Windows.Forms.SaveFileDialog saveFileDialog1;
		private System.ComponentModel.IContainer components=null;
		public UserControl1(Form1 f)
		{
			// 该调用是 Windows.Forms 窗体设计器所必需的。
			
			timer=new System.Timers.Timer(1000);
			
			form=f;
			xiaoxi=false;
			InitializeComponent();
            timer.Stop();
			// TODO: 在 InitializeComponent 调用后添加任何初始化
		}
		/// <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 组件设计器生成的代码
		/// <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.button1 = new System.Windows.Forms.Button();
			this.contextMenu1 = new System.Windows.Forms.ContextMenu();
			this.menuItem1 = new System.Windows.Forms.MenuItem();
			this.menuItem2 = new System.Windows.Forms.MenuItem();
			this.menuItem3 = new System.Windows.Forms.MenuItem();
			this.menuItem4 = new System.Windows.Forms.MenuItem();
			this.label1 = new System.Windows.Forms.Label();
			this.timer = new System.Timers.Timer();
			this.saveFileDialog1 = new System.Windows.Forms.SaveFileDialog();
			((System.ComponentModel.ISupportInitialize)(this.timer)).BeginInit();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Anchor = System.Windows.Forms.AnchorStyles.None;
			this.button1.ContextMenu = this.contextMenu1;
			this.button1.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
			this.button1.Location = new System.Drawing.Point(40, 0);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(35, 35);
			this.button1.TabIndex = 0;
			this.button1.Click += new System.EventHandler(this.button1_Click);
			this.button1.MouseEnter += new System.EventHandler(this.button1_MouseEnter);
			this.button1.MouseLeave += new System.EventHandler(this.button1_MouseLeave);
			// 
			// contextMenu1
			// 
			this.contextMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
																						 this.menuItem1,
																						 this.menuItem2,
																						 this.menuItem3,
																						 this.menuItem4});
			// 
			// menuItem1
			// 
			this.menuItem1.Index = 0;
			this.menuItem1.Text = "查看资料";
			this.menuItem1.Click += new System.EventHandler(this.menuItem1_Click);
			// 
			// menuItem2
			// 
			this.menuItem2.Index = 1;
			this.menuItem2.Text = "发送消息";
			this.menuItem2.Click += new System.EventHandler(this.menuItem2_Click);
			// 
			// menuItem3
			// 
			this.menuItem3.Index = 2;
			this.menuItem3.Text = "删除用户";
			this.menuItem3.Click += new System.EventHandler(this.menuItem3_Click);
			// 
			// menuItem4
			// 
			this.menuItem4.Index = 3;
			this.menuItem4.Text = "传输文件";
			this.menuItem4.Click += new System.EventHandler(this.menuItem4_Click);
			// 
			// label1
			// 
			this.label1.Anchor = System.Windows.Forms.AnchorStyles.None;
			this.label1.Location = new System.Drawing.Point(24, 40);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(80, 16);
			this.label1.TabIndex = 1;
			this.label1.Text = "啊峰";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// timer
			// 
			this.timer.Enabled = true;
			this.timer.SynchronizingObject = this;
			this.timer.Elapsed += new System.Timers.ElapsedEventHandler(this.timer1_Tick);
			// 
			// UserControl1
			// 
			this.Controls.Add(this.label1);
			this.Controls.Add(this.button1);
			this.Name = "UserControl1";
			this.Size = new System.Drawing.Size(120, 56);
			this.SizeChanged += new System.EventHandler(this.UserControl1_SizeChanged);
			((System.ComponentModel.ISupportInitialize)(this.timer)).EndInit();
			this.ResumeLayout(false);
		}
		#endregion
		
		public void setname(string ab)
		{
			this.label1.Text=ab;
		}
		private void button1_MouseEnter(object sender, System.EventArgs e)
		{
	//	this.button1.FlatStyle=FlatStyle.Standard;
		}
		private void button1_MouseLeave(object sender, System.EventArgs e)
		{
		//	this.button1.FlatStyle=FlatStyle.Flat;
		}
		private void UserControl1_SizeChanged(object sender, System.EventArgs e)
		{
		
		}
		private void button1_Click(object sender, System.EventArgs e)
		{
			Message message=new Message(this.form,this);
			message.Show();
			timer.Stop();
		}
		public void setm(int a)
		{
			button1.ImageIndex=a;
		}
		public void setimage(string a)
		{
			// Assign an image to the ImageList.
			ImageList ImageList1=new ImageList();
			ImageList1.Images.Add(Image.FromFile(form.path+@"newface"+a+".bmp"));
			ImageList1.Images.Add(Image.FromFile(form.path+@"newface"+a+"-1.bmp"));
			ImageList1.Images.Add(Image.FromFile(form.path+@"newface"+a+"-2.bmp"));
			ImageList1.Images.Add(Image.FromFile(form.path+@"newface"+a+"-3.bmp"));
			// Assign the ImageList to the button control.   
			button1.ImageList = ImageList1;
			ImageList1.ImageSize=new Size(35,35);
			
			// Select the image from the ImageList (using the ImageIndex property).
			if(this.state=="1")
			button1.ImageIndex=0;
			else button1.ImageIndex=2;
		}
	
		private void timer1_Tick(object sender, System.Timers.ElapsedEventArgs e)
		{
			if(this.button1.FlatStyle==FlatStyle.Popup)
				this.button1.FlatStyle=FlatStyle.Standard;
			else this.button1.FlatStyle=FlatStyle.Popup;
		}
		private void menuItem2_Click(object sender, System.EventArgs e)
		{
			Message message=new Message(this.form,this);
			message.Show();
			timer.Stop();
		}
		public void setup()
		{
			fclient f=new fclient(this);
			DialogResult result=f.ShowDialog();
			if(result==DialogResult.Cancel)
			{
			}
			else
			{
				System.Net .Sockets .TcpClient  client;
				System.Net.Sockets .NetworkStream socketstream;
				BinaryWriter writer;
				BinaryReader reader;
				string path = @"c:tempMyTest.txt";
				
					
					client=new TcpClient (ip.Trim(),5002);
				
					socketstream=client.GetStream();
		
					reader=new BinaryReader(socketstream);
					
					byte[] b = new byte[1024];
					string length=reader.ReadString();
					long len=long.Parse(length);
					string fname=reader.ReadString();
				this.saveFileDialog1.FileName=fname;
				if(this.saveFileDialog1.ShowDialog()==DialogResult.OK)
				{	path=this.saveFileDialog1.FileName;
					FileStream fs = File.Create(path);
					writer=new BinaryWriter (fs);
					while(socketstream.CanRead &&len>0)
					{
						len-=1024;
						b=reader.ReadBytes(1024);
						writer.Write(b,0,1024);
					}
					MessageBox.Show("传输结束");
					writer.Close();fs.Close();
				}
				
				socketstream.Close();
				
				reader.Close();
				client.Close();
			}
			
			
		}
//资料
		private void menuItem1_Click(object sender, System.EventArgs e)
		{
			资料 zilao=new 资料(this);
			zilao.Show();
		}
//删除用户
		private void menuItem3_Click(object sender, System.EventArgs e)
		{
		form.panel4.Controls.Remove(this);
			form.userlist.Remove(this);
			try
			{
				System.Data.SqlClient.SqlCommand insert=new System.Data.SqlClient.SqlCommand();
				insert.CommandText = "delete  from [friends] where uid="+form.userid+"and friendid="+this.uid;
				insert.Connection=this.form.sdata.sqlConnection1;
				this.form.sdata.sqlConnection1.Open();
				insert.ExecuteNonQuery();
				this.form.sdata.sqlConnection1.Close();
			}
			catch(Exception ee)
			{
				MessageBox.Show(ee.ToString());
			}
		}
		private void menuItem4_Click(object sender, System.EventArgs e)
		{
			fserver serv=new fserver(form,this.uid);
			serv.Show();
		}
	}
}

						