内网聊天工具FreeChat Beta

今天自己做了一个小软件，取名叫FreeChat
主要的用途是局域网内聊天，主要用到.net  的Socket类．Thread并自己封装了数据包．

下载地址：/Files/BearOcean/FreeChat(Beta).rar

现在作为Beta版发布．．．也把源代码发出来．我是菜鸟．希望高手不要鄙视．因为是基于.net的，所以至少需要FrameWork1.1

使用说明如下图：

很简单．．．在１.0中想添加一些其他的功能．比如允许文件传送，而且觉得输入IP或者计算机名的方式有点麻烦．

原代码如下：

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

using System.Net;
using System.Net.Sockets;
using System.Text;
using System.IO;
using System.Threading;

namespace FreeChat
{
    
    
    public class FmFreeChat : System.Windows.Forms.Form
    {
        const int MSGINFOLENGTH=10;
        const int MSGREMOTENAME=20;
        const int MAXPACKSIZE=100;

        private System.Windows.Forms.Button BtSend;
        private System.Windows.Forms.Button BtExit;
        private System.Windows.Forms.RichTextBox RtxSend;
        private System.Windows.Forms.RichTextBox RtxInfo;
        private System.Windows.Forms.Label LbComName;
        private System.Windows.Forms.TextBox TxtTarget;

        private IPHostEntry hostentryHost;
        private IPEndPoint endpointHost;
        private Socket sockListener;
        private Thread thWorker;
        private System.Windows.Forms.MenuItem menuItem1;
        private System.Windows.Forms.MainMenu MeunFreeChat;
        private System.Windows.Forms.MenuItem menuItemSave;
        private System.Windows.Forms.MenuItem menuItemSaveClear;
        private System.Windows.Forms.MenuItem menuItemClear;
        private System.Windows.Forms.MenuItem menuItemHelp;
        private System.Windows.Forms.MenuItem menuItemAbFreeChat;
        private System.Windows.Forms.MenuItem menuItemAbMe;
        private System.Windows.Forms.MenuItem menuItem6;
        private System.Windows.Forms.MenuItem menuItem7;
        private System.Windows.Forms.MenuItem menuItem8;
        
        private System.ComponentModel.Container components = null;

        public FmFreeChat()
        {
            InitializeComponent();        
        }

        Dispose#region Dispose
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
                if(sockListener!=null)
                {
                    sockListener.Close();
                }
            }
            base.Dispose( disposing );
        }

        #endregion

        Windows#region Windows 
        private void InitializeComponent()
        {
            System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(FmFreeChat));
            this.RtxInfo = new System.Windows.Forms.RichTextBox();
            this.TxtTarget = new System.Windows.Forms.TextBox();
            this.LbComName = new System.Windows.Forms.Label();
            this.RtxSend = new System.Windows.Forms.RichTextBox();
            this.BtSend = new System.Windows.Forms.Button();
            this.BtExit = new System.Windows.Forms.Button();
            this.MeunFreeChat = new System.Windows.Forms.MainMenu();
            this.menuItem1 = new System.Windows.Forms.MenuItem();
            this.menuItemSave = new System.Windows.Forms.MenuItem();
            this.menuItemSaveClear = new System.Windows.Forms.MenuItem();
            this.menuItemClear = new System.Windows.Forms.MenuItem();
            this.menuItem6 = new System.Windows.Forms.MenuItem();
            this.menuItem7 = new System.Windows.Forms.MenuItem();
            this.menuItem8 = new System.Windows.Forms.MenuItem();
            this.menuItemHelp = new System.Windows.Forms.MenuItem();
            this.menuItemAbFreeChat = new System.Windows.Forms.MenuItem();
            this.menuItemAbMe = new System.Windows.Forms.MenuItem();
            this.SuspendLayout();
            // 
            // RtxInfo
            // 
            this.RtxInfo.AutoWordSelection = true;
            this.RtxInfo.BackColor = System.Drawing.SystemColors.Info;
            this.RtxInfo.Location = new System.Drawing.Point(10, 40);
            this.RtxInfo.Name = "RtxInfo";
            this.RtxInfo.ReadOnly = true;
            this.RtxInfo.ScrollBars = System.Windows.Forms.RichTextBoxScrollBars.Vertical;
            this.RtxInfo.Size = new System.Drawing.Size(320, 112);
            this.RtxInfo.TabIndex = 0;
            this.RtxInfo.Text = "";
            this.RtxInfo.TextChanged += new System.EventHandler(this.RtxInfo_TextChanged);
            // 
            // TxtTarget
            // 
            this.TxtTarget.Location = new System.Drawing.Point(58, 9);
            this.TxtTarget.Name = "TxtTarget";
            this.TxtTarget.Size = new System.Drawing.Size(134, 21);
            this.TxtTarget.TabIndex = 1;
            this.TxtTarget.Text = "";
            // 
            // LbComName
            // 
            this.LbComName.Location = new System.Drawing.Point(0, 9);
            this.LbComName.Name = "LbComName";
            this.LbComName.Size = new System.Drawing.Size(58, 19);
            this.LbComName.TabIndex = 2;
            this.LbComName.Text = "Target:";
            this.LbComName.TextAlign = System.Drawing.ContentAlignment.BottomRight;
            // 
            // RtxSend
            // 
            this.RtxSend.BackColor = System.Drawing.SystemColors.ControlLightLight;
            this.RtxSend.Location = new System.Drawing.Point(10, 160);
            this.RtxSend.Name = "RtxSend";
            this.RtxSend.ScrollBars = System.Windows.Forms.RichTextBoxScrollBars.Vertical;
            this.RtxSend.Size = new System.Drawing.Size(320, 88);
            this.RtxSend.TabIndex = 3;
            this.RtxSend.Text = "";
            // 
            // BtSend
            // 
            this.BtSend.Location = new System.Drawing.Point(10, 256);
            this.BtSend.Name = "BtSend";
            this.BtSend.Size = new System.Drawing.Size(90, 27);
            this.BtSend.TabIndex = 4;
            this.BtSend.Text = "Send";
            this.BtSend.Click += new System.EventHandler(this.BtSend_Click);
            // 
            // BtExit
            // 
            this.BtExit.Location = new System.Drawing.Point(134, 256);
            this.BtExit.Name = "BtExit";
            this.BtExit.Size = new System.Drawing.Size(90, 27);
            this.BtExit.TabIndex = 5;
            this.BtExit.Text = "Exit";
            this.BtExit.Click += new System.EventHandler(this.BtExit_Click);
            // 
            // MeunFreeChat
            // 
            this.MeunFreeChat.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                         this.menuItem1,
                                                                                         this.menuItemHelp});
            // 
            // menuItem1
            // 
            this.menuItem1.Index = 0;
            this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                      this.menuItemSave,
                                                                                      this.menuItemSaveClear,
                                                                                      this.menuItemClear,
                                                                                      this.menuItem6});
            this.menuItem1.Text = "Record";
            // 
            // menuItemSave
            // 
            this.menuItemSave.Index = 0;
            this.menuItemSave.Text = "Save";
            this.menuItemSave.Click += new System.EventHandler(this.menuItemSave_Click);
            // 
            // menuItemSaveClear
            // 
            this.menuItemSaveClear.Index = 1;
            this.menuItemSaveClear.Text = "SaveClear";
            this.menuItemSaveClear.Click += new System.EventHandler(this.menuItemSaveClear_Click);
            // 
            // menuItemClear
            // 
            this.menuItemClear.Index = 2;
            this.menuItemClear.Text = "Clear";
            this.menuItemClear.Click += new System.EventHandler(this.menuItemClear_Click);
            // 
            // menuItem6
            // 
            this.menuItem6.Index = 3;
            this.menuItem6.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                      this.menuItem7,
                                                                                      this.menuItem8});
            this.menuItem6.Text = "AutoSave";
            // 
            // menuItem7
            // 
            this.menuItem7.Index = 0;
            this.menuItem7.Text = "ON";
            // 
            // menuItem8
            // 
            this.menuItem8.Checked = true;
            this.menuItem8.Index = 1;
            this.menuItem8.Text = "OFF";
            // 
            // menuItemHelp
            // 
            this.menuItemHelp.Index = 1;
            this.menuItemHelp.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                         this.menuItemAbFreeChat,
                                                                                         this.menuItemAbMe});
            this.menuItemHelp.Text = "Help";
            // 
            // menuItemAbFreeChat
            // 
            this.menuItemAbFreeChat.Index = 0;
            this.menuItemAbFreeChat.Text = "About FreeChat";
            this.menuItemAbFreeChat.Click += new System.EventHandler(this.menuItemAbFreeChat_Click);
            // 
            // menuItemAbMe
            // 
            this.menuItemAbMe.Index = 1;
            this.menuItemAbMe.Text = "About Me";
            this.menuItemAbMe.Click += new System.EventHandler(this.menuItemAbMe_Click);
            // 
            // FmFreeChat
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size(340, 295);
            this.Controls.Add(this.BtExit);
            this.Controls.Add(this.BtSend);
            this.Controls.Add(this.RtxSend);
            this.Controls.Add(this.LbComName);
            this.Controls.Add(this.TxtTarget);
            this.Controls.Add(this.RtxInfo);
            this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
            this.MaximumSize = new System.Drawing.Size(348, 350);
            this.Menu = this.MeunFreeChat;
            this.MinimumSize = new System.Drawing.Size(348, 350);
            this.Name = "FmFreeChat";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "FreeChat";
            this.Load += new System.EventHandler(this.FmFreeChat_Load);
            this.ResumeLayout(false);

        }
        #endregion
        
        [STAThread]

        Main#region Main
        static void Main() 
        {
            Application.Run(new FmFreeChat());
        }
        #endregion

        FreeChatInit#region FreeChatInit
        private void FreeChatInit()
        {
            hostentryHost=Dns.GetHostByName(Dns.GetHostName());
            endpointHost=new IPEndPoint(hostentryHost.AddressList[0],9898);

            sockListener=new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
            sockListener.Bind(endpointHost);
            sockListener.Listen(100);
            return;
        }

        #endregion

        WorkerProc#region WorkerProc
        private void WorkerProc()
        {
            Socket sockAcceptBuffer=new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
            int iReadSize;
            int iLoopCount=0;
            Byte[] bytMsgBuffer=new Byte[MAXPACKSIZE];
            int iMsgRealSize=0;
            
            while(true)
            {
                MemoryStream msMsg=new MemoryStream();
                iLoopCount=0;
                sockAcceptBuffer=sockListener.Accept();
                string strRemoteName="";

                    do
                    {
                        iReadSize=sockAcceptBuffer.Receive(bytMsgBuffer);
                        if(iLoopCount==0)//First Loop,Get Size Information
                        {
                            Byte[] bytMsgSize=new Byte[MSGINFOLENGTH];
                            Byte[] bytRemoteName=new Byte[MSGREMOTENAME];

                            Array.Copy(bytMsgBuffer,0,bytMsgSize,0,MSGINFOLENGTH);
                            Array.Copy(bytMsgBuffer,MSGINFOLENGTH,bytRemoteName,0,MSGREMOTENAME);

                            string strMsgSize=System.Text.Encoding.UTF8.GetString(bytMsgSize);
                            strRemoteName=System.Text.Encoding.UTF8.GetString(bytRemoteName);

                            iMsgRealSize=Convert.ToInt32(strMsgSize);
                            
                    
                            if((iMsgRealSize+MSGINFOLENGTH)<=MAXPACKSIZE)//First Loop Can Get All Data
                            {
                                //MessageBox.Show(this,"1");
                                Byte[] bytMsg1=new Byte[iMsgRealSize];
                                Array.Copy(bytMsgBuffer,MSGINFOLENGTH+MSGREMOTENAME,bytMsg1,0,iMsgRealSize);
                                msMsg.Write(bytMsg1,0,iMsgRealSize);
                                break;
                                
                            }

                            else//First Loop Cant Get All Data
                            {
                                //MessageBox.Show(this,"2");
                                Byte[] bytMsg2=new Byte[MAXPACKSIZE-MSGINFOLENGTH];
                                Array.Copy(bytMsgBuffer,MSGINFOLENGTH+MSGREMOTENAME,bytMsg2,0,MAXPACKSIZE-MSGINFOLENGTH-MSGREMOTENAME);
                                msMsg.Write(bytMsg2,0,MAXPACKSIZE-MSGINFOLENGTH-MSGREMOTENAME);
                                Byte[] test=msMsg.ToArray();
                                string strtest=System.Text.Encoding.UTF8.GetString(test);
                                MessageBox.Show(this,strtest);
                                iLoopCount++;
                                continue;
                            }                
                        }
                        msMsg.Write(bytMsgBuffer,0,iReadSize);
                        iLoopCount++;
                    }while(msMsg.Length<iMsgRealSize);

                    //                if(msMsg.Length!=iMsgRealSize)
                    //                {
                    //                    MessageBox.Show(this,"Tansfer Error");
                    //                    break;
                    //                }
                    Byte[] bytRealMsg=msMsg.ToArray();
                    string strMsg=System.Text.Encoding.UTF8.GetString(bytRealMsg);
                    

                    
                    RtxInfo.AppendText(strRemoteName);
                    RtxInfo.AppendText(":");
                    RtxInfo.AppendText("\n");
                    RtxInfo.AppendText(strMsg);
                    RtxInfo.AppendText("\n");

                    RtxInfo.Focus();
                    RtxInfo.ScrollToCaret();
    
                    continue;

                    }
            

        }
        #endregion

        FmFreeChat_Load#region FmFreeChat_Load
        private void FmFreeChat_Load(object sender, System.EventArgs e)
        {
            //Listen and bind
            FreeChatInit();
            thWorker=new Thread(new ThreadStart(WorkerProc));
            thWorker.Start();
        }
        #endregion

        BtExit_Click#region BtExit_Click
        private void BtExit_Click(object sender, System.EventArgs e)
        {
            this.Dispose(true);
        }
        #endregion

        BtSend_Click#region BtSend_Click
        private void BtSend_Click(object sender, System.EventArgs e)
        {
            string strMyName=Dns.GetHostName();
            IPHostEntry hostentryTarget;

            if(TxtTarget.Text=="")
            {
                MessageBox.Show(this,"Please Input Computer name");
                return;
            }

            if(RtxSend.Text=="")
            {
                MessageBox.Show(this,"Please Input Your Message");
                return;
            }
            
            string strTarget=TxtTarget.Text;
            try
            {
                hostentryTarget=Dns.Resolve(strTarget);
            }
            catch(Exception ex)
            {
                MessageBox.Show(this,String.Concat("No Such Computer Exist.Message:",ex.Message));
                return;
            }

            IPEndPoint endpointTarget=new IPEndPoint(hostentryTarget.AddressList[0],9898);
            
            Socket sockTarget=new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
            sockTarget.Connect(endpointTarget);

            string strMessage=RtxSend.Text;
            
            Byte[] bytRealMessage=System.Text.Encoding.UTF8.GetBytes(strMessage);

            int iRealMsgSize=bytRealMessage.Length;
            string strRealMsgSize=Convert.ToString(iRealMsgSize);
            Byte[] bytMsgInfoBuffer=System.Text.Encoding.UTF8.GetBytes(strRealMsgSize);
            Byte[] bytMsgInfo=new Byte[MSGINFOLENGTH];
            Array.Copy(bytMsgInfoBuffer,0,bytMsgInfo,0,bytMsgInfoBuffer.Length);

            Byte[] bytRemoteNameBuffer=System.Text.Encoding.UTF8.GetBytes(strMyName);
            Byte[] bytRemoteName=new Byte[MSGREMOTENAME];
            Array.Copy(bytRemoteNameBuffer,0,bytRemoteName,0,bytRemoteNameBuffer.Length);

            

            Byte[] bytTotalMsg=new Byte[MSGINFOLENGTH+MSGREMOTENAME+iRealMsgSize];
            Array.Copy(bytMsgInfo,0,bytTotalMsg,0,MSGINFOLENGTH);
            Array.Copy(bytRemoteName,0,bytTotalMsg,MSGINFOLENGTH,MSGREMOTENAME);
            Array.Copy(bytRealMessage,0,bytTotalMsg,MSGINFOLENGTH+MSGREMOTENAME,iRealMsgSize);
            sockTarget.Send(bytTotalMsg);

//            System.Collections.IEnumerator myEnumerator = bytTotalMsg.GetEnumerator();
//            while ( myEnumerator.MoveNext() )  
//            {    
//                MessageBox.Show(this,myEnumerator.Current.ToString());
//            }
            

            
            string strText=String.Concat(strMyName,":","\n",strMessage,"\n");
            RtxInfo.AppendText(strText);
            RtxInfo.Focus();
            RtxInfo.ScrollToCaret();

            sockTarget.Shutdown(SocketShutdown.Both);
            sockTarget.Close();
            RtxSend.Clear();

               
        }
        #endregion

        RtxInfo_TextChanged#region RtxInfo_TextChanged
        private void RtxInfo_TextChanged(object sender, System.EventArgs e)
        {
            
        }
        #endregion

        menuItemClear#region menuItemClear
        private void menuItemClear_Click(object sender, System.EventArgs e)
        {
            RtxInfo.Clear();
        }

        #endregion

        RecordSave#region RecordSave
        private void RecordSave()
        {
            if(RtxInfo.Text=="")
            {
                MessageBox.Show(this,"No Message");
                return;
            }

            else
            {
                string strRecord=RtxInfo.Text;
                Record.RecordMessage(strRecord);
                return;
            }
        }
        #endregion

        menuItemSave#region menuItemSave
        private void menuItemSave_Click(object sender, System.EventArgs e)
        {
            RecordSave();
        }
        #endregion

        menuItemSaveClear#region menuItemSaveClear
        private void menuItemSaveClear_Click(object sender, System.EventArgs e)
        {
            RecordSave();
            RtxInfo.Clear();

        }
        #endregion

        menuItemAbFreeChat#region menuItemAbFreeChat
        private void menuItemAbFreeChat_Click(object sender, System.EventArgs e)
        {
            MessageBox.Show("FreeChat Version:Beta\n-------------------------------------------------------\nThis SoftWare Is Completely For Free\nAny One Who Use It Can Change the Code of FreeChat\n-------------------------------------------------------\nThe CopyRight Belong To BearOcean","About FreeChat");
        }
        #endregion

        menuItemAbMe#region menuItemAbMe
        private void menuItemAbMe_Click(object sender, System.EventArgs e)
        {
            MessageBox.Show("BearOcean: I am the author of FreeChat.\nJust a student who is very interested in Software Tec\nEmail:bearocean@163.com\nBlog:http://bearocean.cnblogs.com","About Me");
        }
        #endregion

        
        
    }
}

然后是负责储存聊天记录的部分：

 

using System;
using System.Windows.Forms;
using System.IO;

namespace FreeChat
{
    /**//// <summary>
    /// Record 
    /// </summary>
    public class Record
    {
        public Record()
        {
            
        }

        public static void RecordMessage(string strMessage)//CreateDirectory And File
        {
            Directory.CreateDirectory("FreeChatLogs");
            DateTime dt=DateTime.Now;
            string today=dt.ToString("yyyy-MM-dd");
            string strRecordTime=dt.ToString("yyyy-MM-dd:HH:mm:ff");

            StreamWriter swRecordFile=new StreamWriter(String.Concat("FreeChatLogs\\",today,".chat"),true,System.Text.Encoding.UTF8);
            swRecordFile.WriteLine(String.Concat("RecordTime:",strRecordTime));
            swRecordFile.WriteLine("------------------------------------------------------------------");
            swRecordFile.Write(strMessage);
            swRecordFile.Write("\n\n\n\n\n");
            swRecordFile.Close();

            MessageBox.Show("Record Success","FreeChat");
            
        }
    }
}

代码基本上就是这些．１．０肯定会对它进行补全和修改，还有功能添加．