chore: 初始化北汽福田MES管理站点

App_code/webChatClient.cs

@@ -0,0 +1,167 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Net;
+using System.Net.Sockets;
+using System.Threading;
+using MES_SPC;
+namespace ChatClient
+{
+    public static class webChatClient
+    {
+        private static bool stopFlag;
+        /// <summary>
+        /// 服务器是否反馈
+        /// </summary>
+        public static bool ServersResponse = false;
+        /// <summary>
+        /// 命令状态
+        /// </summary>
+        public static bool commandstatus = false;
+        /// <summary>
+        /// 是否正忙
+        /// </summary>
+        public static bool isworking = false;
+        //与服务器的连接
+        static TcpClient tcpClient= new TcpClient();
+        //与服务器数据交互的流通道
+        private static NetworkStream Stream;
+
+        ////客户端的状态
+        //private static string CLOSED = "closed";
+        //private static string CONNECTED = "connected";
+        //private static string state = CLOSED;
+        ////private static bool stopFlag;
+
+        static bool connect()
+        {
+
+            string HostName = ApplicationConfiguration.GPRSDataHost; ;
+            //IPHostEntry dnstoip = new IPHostEntry();
+            //dnstoip = Dns.GetHostEntry(HostName);
+            //string HostIP = dnstoip.AddressList[0].ToString();
+            string Port = ApplicationConfiguration.GPRSDataPort;
+            return connect(HostName, Port);
+        }
+        private static bool connect(string HostName, string Port)
+        {
+            try
+            {
+                if (!tcpClient.Connected)
+                {
+                    tcpClient = new TcpClient();
+                    tcpClient = TcpClientConnector.Connect(HostName, Int32.Parse(Port), 1000);
+                    Stream = tcpClient.GetStream();
+                    //Thread thread = new Thread(new ThreadStart(ServerResponse));
+                    //thread.Start();
+                    string cmd = "CONN|" + "WEB" + "|!";
+                    Byte[] outbytes = System.Text.Encoding.Default.GetBytes(
+                        cmd.ToCharArray());
+                    Stream.Write(outbytes, 0, outbytes.Length);
+                }
+                return true;
+            }
+            catch (Exception ex)
+            {
+                return false;
+            }
+
+        }
+
+
+        //当单击“离开”按钮时，便进入了btnExit_Click 处理程序。
+        //在btnExit_Click 处理程序中，
+        //将“EXIT”命令发送给服务器，此命令格式要与服务器端的命令格式一致
+        private static void EXIT()
+        {
+
+            try
+            {
+                if (tcpClient.Connected)
+                {
+                    string message = "EXIT|" + "WEB" + "|!";
+                    //将字符串转化为字符数组
+                    Byte[] outbytes = System.Text.Encoding.Default.GetBytes(
+                        message.ToCharArray());
+                    Stream.Write(outbytes, 0, outbytes.Length);
+                    tcpClient.Close();
+                }
+            }
+
+            catch { }
+        }
+
+        private static void ServerResponse()
+        {
+            //定义一个byte数组，用于接收从服务器端发送来的数据，
+            //每次所能接收的数据包的最大长度为1024个字节
+            byte[] buff = new byte[1024];
+            string msg;
+            int len;
+            try
+            {
+                if (!Stream.CanRead)
+                {
+                    //return "不可读";
+                    return;
+                }
+                stopFlag = false;
+                while (!stopFlag)
+                {
+                    //从流中得到数据，并存入到buff字符数组中
+                    len = Stream.Read(buff, 0, buff.Length);
+                    if (len < 1)
+                    {
+                        Thread.Sleep(200);
+                        continue;
+                    }
+                    ServersResponse = true;
+                }
+                tcpClient.Close();
+                //关闭连接
+            }
+            catch
+            {
+                //return "网络发生错误";
+            }
+        }
+        static string command = "";
+        //当点击“发送”按钮时，便会进入btnSend_Click处理程序。
+        //在btnSend_Click处理程序中，如果不是私聊，
+        //将“CHAT”命令发送给服务器，
+        //否则（为私聊），将“PRIV”命令发送给服务器，
+        //注意命令格式一定要与服务器端的命令格式一致
+        public static void sentmessage(string GPRScommand)
+        {
+            if (isworking)
+            {
+                return;
+            }
+            isworking = true;
+            try
+            {
+                command = GPRScommand;
+                commandstatus = false;
+                if (connect())
+                {
+                    byte[] outbytes = System.Text.Encoding.ASCII.GetBytes(command.ToCharArray());
+                    Stream.Write(outbytes, 0, outbytes.Length);
+                    commandstatus = true;
+                }
+                else 
+                {
+                    commandstatus = false;
+                }
+            }
+            catch (Exception err)
+            {
+                tcpClient.Close();
+                commandstatus = false;
+            }
+            isworking = false;
+        }
+
+
+
+    }
+}