MessageClient

using System;
using System.Collections;
using System.Windows.Forms;
using System.Net;
using System.Net.Sockets;
using System.IO;
using System.Text;


namespace Common
...{
    public class MessageClient : System.ComponentModel.Component
    ...{
        private string server="10.177.203.106";
        private string bkserver="10.177.203.100";
        private System.Windows.Forms.StatusBarPanel m_sbar=null;
    
        private ArrayList msglist=new ArrayList();
        private Byte[] read = new Byte[255];
        private Stream s;
        private TcpClient tcpc;
        private string m_staff="620500.Admin.Admin";

        Properties#region Properties

        public string Staff
        ...{
            set...{m_staff=value;}
        }
        public string MainServer
        ...{
            get...{return server;}
            set...{server=value;}
        }
        public string BackupServer
        ...{
            get...{return bkserver;}
            set...{bkserver=value;}
        }
        public System.Windows.Forms.StatusBarPanel StatusBarPanel
        ...{
            get...{return m_sbar;}
            set...{m_sbar=value;}
        }
        #endregion
        Methods#region Methods
        public void Start()
        ...{
            tcpc = new TcpClient();
            
            try
            ...{
                try
                ...{
                    IPAddress ip = IPAddress.Parse(server);
                    tcpc.Connect(ip, 10001);
                }
                catch(FormatException fe)
                ...{
                    tcpc.Connect(server, 10001);
                }
            }
            catch
            ...{
                try
                ...{
                    try
                    ...{
                        IPAddress ip = IPAddress.Parse(bkserver);
                        tcpc.Connect(ip, 10001);
                    }
                    catch(FormatException fe)
                    ...{
                        tcpc.Connect(bkserver, 10001);
                    }
                }
                catch(Exception ex)
                ...{
                    Common.DingleErrorLog.Write(ex,"MainError.log","连接到服务器失败");
                    return;
                }
            }
            
            try 
            ...{
                s = tcpc.GetStream();
            } 
            catch (InvalidOperationException ex) 
            ...{
                Common.DingleErrorLog.Write(ex,"MainError.log","连接到服务器失败");

                return;
            }            

            
            Byte[] byteDateLine = Encoding.Unicode.GetBytes("00"+m_staff);
            s.Write(byteDateLine,0,byteDateLine.Length);
            AsyncCallback streamReceiverCallback = new AsyncCallback(ReceiverMessage);
            s.BeginRead(read,0, 255,streamReceiverCallback, null);
            
        }


        public void ReceiverMessage(IAsyncResult ar)
        ...{    
            int BytesRead=0;
            string strMsg="";
            string strCmd="";

            try
            ...{
                try
                ...{
                    lock (s)
                    ...{
                        BytesRead = s.EndRead(ar);
                    }
                    string r_msg = Encoding.Unicode.GetString(read, 0, BytesRead);
                    strCmd=r_msg.Substring(0,2);
                    strMsg=r_msg.Substring(2);
                    DealMessage(strCmd,strMsg);
                }
                catch(Exception ex)
                ...{
                    DingleErrorLog.Write(ex,"MainError.log","服务器中断");
                }

                lock(s)
                ...{
                    AsyncCallback streamReceiverCallback = new AsyncCallback(ReceiverMessage);
                    s.BeginRead(read,0, 255,streamReceiverCallback, null);
                }
                
            }
            catch(Exception ex)
            ...{
                DingleErrorLog.Write(ex,"MainError.log","服务器中断");
            }
        }
        public void Close()
        ...{
            if(s!=null)
                s.Close();
            if(tcpc!=null)
                tcpc.Close();
        }
        #endregion
        

        DealMessage#region DealMessage
        private void DealMessage(string cmd,string msg)
        ...{
        
            switch(cmd)
            ...{
                case "00"://停应用服务器
                    this.m_sbar.Text=msg;
                    this.m_sbar.ToolTipText=msg;
                    System.Windows.Forms.MessageBox.Show(msg,"停服务器通知",MessageBoxButtons.OK,MessageBoxIcon.Exclamation);
                    break;
                case "01"://程序更新
                    this.m_sbar.Text=msg;
                    this.m_sbar.ToolTipText=msg;
                    break;
                case "02"://一般消息
                    this.m_sbar.Text=msg;
                    break;
                case "03"://紧急通知
                    this.m_sbar.Text=msg;
                    System.Windows.Forms.MessageBox.Show(msg,"紧急通知",MessageBoxButtons.OK,MessageBoxIcon.Exclamation);
                    break;
                case "04"://允许私人交谈
                    this.m_sbar.Text=msg;
                    break;
                case "05"://取消私人交谈
                    this.m_sbar.Text=msg;
                    break;
                case "06"://Login Ok
                    this.SendMessage("02"+this.m_staff);
                    break;

            }

        }
        public void SendMessage(string msg)
        ...{
            try
            ...{
                Byte[] byteDateLine = Encoding.Unicode.GetBytes(msg);
                s.Write(byteDateLine,0,byteDateLine.Length);
            }
            catch(Exception ex)
            ...{
                DingleErrorLog.Write(ex,"MainError.log","客户端发送消息失败:"+msg);
            }
        }
        public void LoginOK()
        ...{
            this.SendMessage("00"+this.m_staff);
        }
        public void SignOut()
        ...{
            this.SendMessage("01"+this.m_staff);
        }
        public void Interrupt()
        ...{
            this.SendMessage("03"+this.m_staff);
        }
        #endregion
        MessageClient#region MessageClient
        private System.ComponentModel.Container components = null;

        public MessageClient(System.ComponentModel.IContainer container)
        ...{
            container.Add(this);
            InitializeComponent();

        }

        public MessageClient()
        ...{
            
            InitializeComponent();
        }

        Component Designer generated code#region Component Designer generated code
        private void InitializeComponent()
        ...{
            components = new System.ComponentModel.Container();
        }
        #endregion
        #endregion
    }
}