Exemplo n.º 1
0
        /// <summary>
        /// 运行程序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, RoutedEventArgs e)
        {
            if (button1.Content.ToString() == "停止运行")
            {
                foreach (var item in states)
                {
                    //释放内存
                    ((Timer)item.UserToKen).Dispose();
                    if (!item.CurrentProcess.HasExited)
                    {
                        item.CurrentProcess.Kill();
                    }
                }
                try
                {
                    //移除组播
                    udp.DropMulticastGroup(System.Diagnostics.UDPGroup.group.ep.Address);
                    udp.Close();

                    states.Clear();
                    task.Dispose();
                }
                catch (Exception ex)
                {
                }
                button1.Content = "开始运行";
            }
            else
            {
                //当前已经采集的索引
                if (System.IO.File.Exists(ProgressFileName))
                {
                    List <string> arr = System.IO.File.ReadLines(ProgressFileName).ToList();
                    foreach (var item in Strs)
                    {
                        //得到当前项的状态如果包含则将当前项设置为 true 表示已经处理过了
                        if (arr.Contains(item.Key))
                        {
                            item.Value.IsCollectioned = true;
                        }
                    }
                }
                //初始化采集进程
                System.Linq.Enumerable.Range(0, MaxPorcess).ToList().ForEach((p) =>
                {
                    System.Threading.Thread.Sleep(40);
                    AddStates();
                });


                //开始监听
                task = System.Threading.Tasks.Task.Factory.StartNew(() =>
                {
                    udp = new System.Net.Sockets.UdpClient(System.Diagnostics.UDPGroup.group.ep.Port);
                    udp.JoinMulticastGroup(System.Diagnostics.UDPGroup.group.ep.Address);
                    udp.BeginReceive(AsyncCallback, udp);
                });
                button1.Content = "停止运行";
            }
        }
Exemplo n.º 2
0
 /// <summary>
 /// stop listen
 /// </summary>
 public void StopListen()
 {
     if (IsListening)
     {
         UdpClient.DropMulticastGroup(GroupIP);
         thUDPListener.Abort();
         UdpClient.Close();
         IsListening = false;
     }
 }
Exemplo n.º 3
0
 public void  Close()
 {
     try
     {
         socket.DropMulticastGroup((System.Net.IPAddress)group);
         socket.Close();
     }
     catch (System.IO.IOException)
     {
     }
 }