Ejemplo n.º 1
0
        public frmComputerSelect(List <string> computer_list)
        {
            InitializeComponent();

            foreach (string s in computer_list)
            {
                string ip_address;
                try
                {
                    ip_address = "(" + LocalNetWork.GetIPByHostName(s) + ")";
                }
                catch
                {
                    ip_address = "(not found)";
                }
                cbComputers.Items.Add(s + " " + ip_address);
            }
            if (cbComputers.Items.Count > 0)
            {
                cbComputers.SelectedIndex = 0;
            }
        }
Ejemplo n.º 2
0
        private void StartProgram_Load(object sender, EventArgs e)
        {
            List <string> host_list           = LocalNetWork.GetServerList();
            List <string> available_host_list = host_list;// new List<string>();

            /*
             * if (host_list.Count() <= 1)
             * {
             *  MessageBox.Show("В локальной сети не обнаружено ни одного компьютера", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
             *  Application.Exit();
             *  return;
             * }
             *
             * string my_host_name = Dns.GetHostName();
             * host_list.Remove(my_host_name);
             * const int port = 44444;
             * const byte ENQ = 0x05;
             * const byte ACK = 0x06;
             *
             * for (int i = 0; i < host_list.Count(); i++)
             * {
             *  lblCurrentComp.Text = host_list[i];
             *  string host = host_list.ElementAt(i);
             *
             *  using (TcpClient client = new TcpClient(AddressFamily.InterNetwork))
             *  {
             *      try
             *      {
             *          client.Connect(host, port);
             *          NetworkStream stream = client.GetStream();
             *          byte[] buffer = new byte[256];
             *          int byte_read;
             *          List<byte> response = new List<byte>();
             *
             *          stream.WriteByte(ENQ);
             *
             *          do
             *          {
             *              byte_read = stream.Read(buffer, 0, buffer.Length);
             *              for (int j = 0; j < byte_read; j++)
             *              {
             *                  response.Add(buffer[j]);
             *              }
             *
             *          } while (stream.DataAvailable);
             *
             *          if (response.Count > 0 && response[0] == ACK)
             *          {
             *              available_host_list.Add(host);
             *          }
             *      }
             *      catch
             *      {
             *          continue;
             *      }
             *  }
             *
             *  pbStatus.Value = (i + 1) / (host_list.Count());
             * }*/

            if (available_host_list.Count() <= 0)
            {
                MessageBox.Show("В локальной сети не обнаружено ни одного компьютера с установленным драйвером", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
                Application.Exit();
                return;
            }

            this.Hide();
            using (Form computer_select_form = new frmComputerSelect(available_host_list))
            {
                computer_select_form.ShowDialog();
            }
            this.Close();
        }