Exemple #1
0
 public void Connect(String IP, Int32 port)
 {
     if (Globals.IPAddr != null)
     {
         try
         {
             client = new TcpClient {
                 SendTimeout = 1000
             };
             client.Connect(IP, port);
             stream = client.GetStream();
         }
         catch (SocketException ex)
         {
             LogBOX.AppendText(ex.Message);
             LogBOX.AppendText(Environment.NewLine);
         }
         finally
         {
             SafeInvoke(Eng_L, () => { Eng_L.Value = 0; });
             SafeInvoke(Eng_R, () => { Eng_R.Value = 0; });
         }
     }
     else
     {
         LogBOX.AppendText("Enter IP Address first.");
         LogBOX.AppendText(Environment.NewLine);
     }
 }
Exemple #2
0
 // Wysylanie i odbieranie ramek
 private string SendReceive(string msg)
 {
     try
     {
         byte[] msg_s = Encoding.ASCII.GetBytes(msg);
         stream.Write(msg_s, 0, msg_s.Length);
         String response = String.Empty;
         Byte[] msg_r    = new Byte[28];
         Int32  bytes    = stream.Read(msg_r, 0, msg_r.Length);
         response = Encoding.ASCII.GetString(msg_r, 0, msg_r.Length);
         return(response);
     }
     catch (System.IO.IOException)
     {;
      SafeInvoke(LogBOX, () => { LogBOX.AppendText("Connection interrupted."); LogBOX.AppendText(Environment.NewLine); });
      client.Close();
      stream.Close();
      client.Dispose();
      stream.Dispose();
      Timer1.Stop();
      return(String.Empty); }
     catch (ObjectDisposedException)
     {
         SafeInvoke(LogBOX, () => { LogBOX.AppendText("Connection interrupted."); LogBOX.AppendText(Environment.NewLine); });
         client.Close();
         stream.Close();
         client.Dispose();
         stream.Dispose();
         Timer1.Stop();
         return(String.Empty);
     }
 }
Exemple #3
0
 private void Disconnect()
 {
     if (IsConnected() == true)
     {
         Timer1.Stop();
         client.Close();
         stream.Close();
         client.Dispose();
         stream.Dispose();
     }
     else
     {
         LogBOX.AppendText("Not connected.");
         LogBOX.AppendText(Environment.NewLine);
     }
 }
Exemple #4
0
 private void BTNConnect_Click(object sender, EventArgs e)
 {
     Globals.IPAddr = IPBox.Text;
     if (IsConnected() == true)
     {
         LogBOX.AppendText("Disconnect before trying to connect again.");
         LogBOX.AppendText(Environment.NewLine);
     }
     else
     {
         if (IPBox.Text != "")
         {
             Connect(Globals.IPAddr, Globals.port);
             IsConnected();
         }
         else
         {
             LogBOX.AppendText("Error. Make sure you entered proper IP address and host is reachable.");
             LogBOX.AppendText(Environment.NewLine);
         }
     }
 }
Exemple #5
0
        private void UpdateUI()
        {
            SafeInvoke(LogBOX, () => { LogBOX.AppendText(Globals.ResponseString); LogBOX.AppendText(Environment.NewLine); });
            if (Globals.msg_buffer_r.Length == 28 && Globals.msg_buffer_r.Substring(0, 3) == "[00" & Globals.msg_buffer_r.Substring(27, 1) == "]")
            {
                try
                {
                    SafeInvoke(RStatus, () => { RStatus.Text = "Status: " + Globals.msg_buffer_r.Substring(1, 2); });
                    SafeInvoke(BatteryLevel, () => { BatteryLevel.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(3, 4), 16); });

                    SafeInvoke(Sensor1, () => { if (Convert.ToUInt16(Globals.msg_buffer_r.Substring(7, 4), 16) >= 53255)
                                                {
                                                    Sensor1.Value = Sensor1.Maximum;
                                                }
                                                else
                                                {
                                                    Sensor1.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(7, 4), 16);
                                                }; });
                    SafeInvoke(Sensor2, () => { if (Convert.ToUInt16(Globals.msg_buffer_r.Substring(11, 4), 16) >= 53255)
                                                {
                                                    Sensor2.Value = Sensor2.Maximum;
                                                }
                                                else
                                                {
                                                    Sensor2.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(11, 4), 16);
                                                }; });
                    SafeInvoke(Sensor3, () => { if (Convert.ToUInt16(Globals.msg_buffer_r.Substring(15, 4), 16) >= 53255)
                                                {
                                                    Sensor3.Value = Sensor3.Maximum;
                                                }
                                                else
                                                {
                                                    Sensor3.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(15, 4), 16);
                                                }; });
                    SafeInvoke(Sensor4, () => { if (Convert.ToUInt16(Globals.msg_buffer_r.Substring(19, 4), 16) >= 53255)
                                                {
                                                    Sensor4.Value = Sensor4.Maximum;
                                                }
                                                else
                                                {
                                                    Sensor4.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(19, 4), 16);
                                                }; });
                    SafeInvoke(Sensor5, () => { if (Convert.ToUInt16(Globals.msg_buffer_r.Substring(23, 4), 16) >= 53255)
                                                {
                                                    Sensor5.Value = Sensor5.Maximum;
                                                }
                                                else
                                                {
                                                    Sensor5.Value = Convert.ToUInt16(Globals.msg_buffer_r.Substring(23, 4), 16);
                                                }; });
                }
                catch (FormatException)
                {
                    SafeInvoke(LogBOX, () => { LogBOX.AppendText("Invalid response, can't update UI controls."); LogBOX.AppendText(Environment.NewLine); });
                }
                catch (ArgumentOutOfRangeException)
                {
                    //SafeInvoke(Sensor1, () => { Sensor1.Value = 20000; });
                    //SafeInvoke(Sensor2, () => { Sensor2.Value = 20000; });
                    //SafeInvoke(Sensor3, () => { Sensor3.Value = 20000; });
                    //SafeInvoke(Sensor4, () => { Sensor4.Value = 20000; });
                    //SafeInvoke(Sensor5, () => { Sensor5.Value = 20000; });
                }
            }
            else
            {
                SafeInvoke(LogBOX, () => { LogBOX.AppendText("Invalid response, can't update UI controls."); LogBOX.AppendText(Environment.NewLine); });
            }
        }