public MainForm(SerialSenderFactory p_serialSenderFactory ) { InitializeComponent(); InitializeDrawingPanel(); statusLabel.Text = ""; this.panelDrawPad.Size = new System.Drawing.Size(IMAGE_LENGTH + 1, IMAGE_WIDTH+1); m_serialSenderFactory = p_serialSenderFactory; _serialPort = m_serialSenderFactory.GenerateSerialSender(); }
private void btnconnect_Click(object sender, EventArgs e) { if (combocom.Text != "" )//&& _serialPort.IsOpen == false) { _serialPort = m_serialSenderFactory.GenerateSerialSender(combocom.Text, 9600, Parity.None, 8, StopBits.One); //_serialPort = new SerialPort("COM20", 115200, Parity.None, 8, StopBits.One); _serialPort.DataReceived += new SerialDataReceivedEventHandler(sp_DataReceived); _serialPort.Handshake = Handshake.None; _serialPort.DtrEnable = true; _serialPort.RtsEnable = true; //_serialPort.ReadTimeout = 1000; //_serialPort.WriteTimeout = 500; _serialPort.Open(); btnconnect.Text = "Disconnect"; btnconnect.BackColor = Color.Red; try { if (!_serialPort.IsOpen) _serialPort.Open(); //_serialPort.Write("\r\n\r\n"); //System.Threading.Thread.Sleep(2); } catch (Exception ex) { MessageBox.Show("Error opening/writing to serial port :: " + ex.Message, "Error!"); } } else { if (_serialPort.IsOpen) { _serialPort.Close(); btnconnect.Text = "Connect"; btnconnect.BackColor = Color.Lime; } } }