資源簡介
根據企業對QQ系統的要求，本系統可以實現以下目標：
? 操作簡單方便、界面簡潔美觀。
? 每個客戶端只能注冊一次。
? 可以在局域網中實現文字及大圖片的傳輸。
? 可以實現局域網視頻。
? 可以實現多用戶的信息通信。
? 系統運行穩定、安全可靠。
操作注意事項
（1）在一臺計算機中，不可以登錄兩個或兩個以上的用戶。
（2）在進行視頻前，客戶端和遠程客戶端必須打開通信窗口。
（3）在發送大圖片的時候，傳送的速度較慢。
（4）當用戶第一次運行客戶端程序時，將會彈出注冊窗口進行注冊，用戶注冊后，再次運行客戶端程序時，將直接進行登錄，無須注冊。
代碼片段和文件信息
using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.Net;
using?System.Net.Sockets;
using?QQClass;
using?System.IO;
namespace?MyQQClient
{
????public?partial?class?F_Chat?:?Form
????{
????????public?UDPSocket?udpsocket;
????????public?ClassForms?FormList;
????????public?bool?Voiding;
????????public?bool?SendViod;
????????cVideo?viodeo;
????????public?F_Chat（）
????????{
????????????InitializeComponent（）;
????????}
????????private?void?button_Send_Click（object?sender?EventArgs?e）
????????{
????????????IPAddress?ip?=?IPAddress.Parse（Publec_Class.ServerIP）;//服務器端的IP地址
????????????string?port?=?Publec_Class.ServerPort;//端口號
????????????string?revid?=?（（this.Tag?as?TreeNode）.Tag?as?ClassUserInfo）.UserID;//接收ID號
????????????string?sid?=?Publec_Class.UserID;//發送ID
????????????string?msgid?=?Guid.NewGuid（）.ToString（）;//設置全局惟一標識
????????????byte[]?data?=?Encoding.Unicode.GetBytes（rich_Input.Rtf）;//將當前要發送的信息轉換成二進制流
????????????ClassMsg?msg?=?new?ClassMsg（）;
????????????msg.sendKind?=?SendKind.SendMsg;//發送的消息
????????????msg.msgCommand?=?MsgCommand.SendToOne;//發送的是單用戶信息
????????????msg.SID?=?sid;//發送ID
????????????msg.RID?=?revid;//接收ID
????????????msg.Data?=?data;//發送的信息
????????????msg.msgID?=?msgid;
????????????if?（data.Length?<=?1024）//如果發送信息的長度小于等于1024
????????????{
????????????????msg.sendState?=?SendState.Single;
????????????????//將信息直接發送給遠程客戶端
????????????????udpsocket.Send（ip?Convert.ToInt32（port）?new?ClassSerializers（）.SerializeBinary（msg）.ToArray（））;
????????????}
????????????else
????????????{
????????????????ClassMsg?start?=?new?ClassMsg（）;
????????????????start.sendKind?=?SendKind.SendMsg;
????????????????start.sendState?=?SendState.Start;//文件發送開始命令
????????????????start.msgCommand?=?MsgCommand.SendToOne;//發送單用戶命令
????????????????start.SID?=?sid;
????????????????start.RID?=?revid;
????????????????start.Data?=?Encoding.Unicode.GetBytes（““）;
????????????????start.msgID?=?msgid;
????????????????udpsocket.Send（ip?Convert.ToInt32（port）?new?ClassSerializers（）.SerializeBinary（start）.ToArray（））;
????????????????MemoryStream?stream?=?new?MemoryStream（data）;//將二進制流存儲到內存流中
????????????????int?sendlen?=?1024;?//設置文件每塊發送的長度
????????????????long?sunlen?=?（stream.Length）;//整個文件的大小
????????????????int?offset?=?0;//設置文件發送的起始位置
????????????????while?（sunlen?>?0）??//分流發送
????????????????{
????????????????????sendlen?=?1024;
????????????????????if?（sunlen?<=?sendlen）
????????????????????????sendlen?=?Convert.ToInt32（sunlen）;
????????????????????byte[]?msgdata?=?new?byte[sendlen];
????????????????????stream.Read（msgdata?offset?sendlen）;//讀取要發送的字節塊
????????????????????msg.sendState?=?SendState.Sending;//發送狀態為文件發送中
????????????????????msg.Data?=?msgdata;
????????????????????udpsocket.Send（ip?Convert.ToInt32（port）?new?ClassSerializers（）.SerializeBinary（msg）.T ?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1498??2007-12-04?21:02??MyQQ\MyQQClient\MyQQClient\0.bmp
?????文件???????1498??2007-12-05?14:02??MyQQ\MyQQClient\MyQQClient\1.bmp
?????文件?????181248??2010-08-11?13:42??MyQQ\MyQQClient\MyQQClient\bin\Debug\MyQQClient.exe
?????文件??????71168??2010-08-11?13:42??MyQQ\MyQQClient\MyQQClient\bin\Debug\MyQQClient.pdb
?????文件???????5632??2005-12-08?14:51??MyQQ\MyQQClient\MyQQClient\bin\Debug\MyQQClient.vshost.exe
?????文件??????13824??2010-08-11?09:19??MyQQ\MyQQClient\MyQQClient\bin\Debug\QQClass.dll
?????文件??????44544??2010-08-11?09:19??MyQQ\MyQQClient\MyQQClient\bin\Debug\QQClass.pdb
?????文件??????13198??2007-12-17?14:14??MyQQ\MyQQClient\MyQQClient\F_Chat.cs
?????文件??????28506??2007-12-17?14:14??MyQQ\MyQQClient\MyQQClient\F_Chat.Designer.cs
?????文件?????111156??2007-12-17?14:14??MyQQ\MyQQClient\MyQQClient\F_Chat.resx
?????文件??????18485??2007-12-10?15:58??MyQQ\MyQQClient\MyQQClient\F_Client.cs
?????文件???????6727??2007-12-10?15:58??MyQQ\MyQQClient\MyQQClient\F_Client.Designer.cs
?????文件??????66553??2007-12-10?15:58??MyQQ\MyQQClient\MyQQClient\F_Client.resx
?????文件???????5441??2007-12-15?15:24??MyQQ\MyQQClient\MyQQClient\F_Logon.cs
?????文件???????6970??2007-12-11?08:39??MyQQ\MyQQClient\MyQQClient\F_Logon.Designer.cs
?????文件??????49297??2007-12-11?08:39??MyQQ\MyQQClient\MyQQClient\F_Logon.resx
?????文件???????3717??2007-12-17?09:04??MyQQ\MyQQClient\MyQQClient\F_SerSetup.cs
?????文件???????9839??2007-12-17?09:04??MyQQ\MyQQClient\MyQQClient\F_SerSetup.Designer.cs
?????文件???????6012??2007-12-17?09:04??MyQQ\MyQQClient\MyQQClient\F_SerSetup.resx
?????文件????????824??2007-12-10?15:21??MyQQ\MyQQClient\MyQQClient\Image\0.bmp
?????文件????????824??2007-12-10?15:21??MyQQ\MyQQClient\MyQQClient\Image\1.bmp
?????文件??????14724??2007-12-11?00:09??MyQQ\MyQQClient\MyQQClient\Image\center.jpg
?????文件????????824??2007-12-10?15:21??MyQQ\MyQQClient\MyQQClient\Image\images\man.bmp
?????文件????????824??2007-12-10?15:21??MyQQ\MyQQClient\MyQQClient\Image\images\man1.bmp
?????文件???????6184??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_03.jpg
?????文件???????2235??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_05.jpg
?????文件???????3864??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_07.jpg
?????文件??????13176??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_08.jpg
?????文件???????2774??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_09.jpg
?????文件????????902??2007-12-10?15:12??MyQQ\MyQQClient\MyQQClient\Image\images\my-QQ_10.jpg
............此處省略129個文件信息
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