private void FormMain_Load(object sender, EventArgs e)
{
_defaultSettings = new PortSettingsEntity(); //Object instance containing default settings
_currentSettings = new PortSettingsEntity(); //Object instance storing current settings from user
InitializeComPort(_defaultSettings);
InitializeComPort(_currentSettings);
_composer = new CmdComposer(this);
}
private void InitializeComPort(PortSettingsEntity handle)
{
string[] port_list = System.IO.Ports.SerialPort.GetPortNames();
if (port_list.Length > 0)
{
handle.PortName = port_list[0]; //Default com port is the first one on the list
handle.BaudRate = 9600;
handle.DataBits = 8;
handle.StopBits = System.IO.Ports.StopBits.One;
handle.Parity = System.IO.Ports.Parity.None;
}
}
private void UpdateSettings(PortSettingsEntity entity)
{
if (_viewModel == null)
{
_viewModel = new PortSettingsViewModel();
}
_viewModel.Entity = entity; //Pass reference to view model
_viewModel.PortName = comboBoxPortName.SelectedItem.ToString();
_viewModel.BaudRate = comboBoxBaud.SelectedItem.ToString();
_viewModel.DataBits = comboBoxDataBit.SelectedItem.ToString();
_viewModel.Parity = comboBoxParity.SelectedItem.ToString();
_viewModel.StopBits = comboBoxStopBit.SelectedItem.ToString();
_viewModel.Handshake = comboBoxFlowControl.SelectedItem.ToString();
}
public void Initialize(PortSettingsEntity defaultSettings, PortSettingsEntity currentSettings)
{
if (defaultSettings != null && currentSettings != null)
{
FillComboboxPortName();
FillComboboxBaudRate();
FillComboboxDataBit();
FillComboboxParity();
FillComboboxStopBit();
FillComboboxHandshake();
SelectSettings(currentSettings);
_defaultSettings = defaultSettings;
_currentSettings = currentSettings;
}
}
private void FormMain_Load(object sender, EventArgs e)
{
_defaultSettings = new PortSettingsEntity(); //Object instance containing default settings
_currentSettings = new PortSettingsEntity(); //Object instance storing current settings from user
InitializeComPort(_defaultSettings);
InitializeComPort(_currentSettings);
_composer = new CmdComposer(this);
//Delegate
this.textUpdaterDelegate = new UpdateUIDelegate(generalAcknowledge);
this.timedOutputStatusUpdaterDelegate = new UpdateUIDelegate(updateTimedOutputStatus);
this.timedInputPeriodUpdaterDelegate = new UpdateUIDelegate(updateTimedOutputPeriod);
this.digitalInputUpdaterDelegate = new UpdateUIDelegate(updateDigitalInputStatus);
this.adcChannel1UpdaterDelegate = new UpdateUIDelegate(updateAdcChannel1Value);
this.adcChannel2UpdaterDelegate = new UpdateUIDelegate(updateAdcChannel2Value);
this.adcChannel3UpdaterDelegate = new UpdateUIDelegate(updateAdcChannel3Value);
}
private void SelectSettings(PortSettingsEntity settings)
{
int index = comboBoxPortName.Items.IndexOf(settings.PortName);
if (index >= 0)
{
comboBoxPortName.SelectedIndex = index;
}
else
{
//comboBoxPortName.SelectedIndex = 0;
}
comboBoxBaud.SelectedIndex = comboBoxBaud.Items.IndexOf(settings.BaudRate.ToString());
comboBoxDataBit.SelectedIndex = comboBoxDataBit.Items.IndexOf(settings.DataBits.ToString());
comboBoxParity.SelectedIndex = comboBoxParity.Items.IndexOf(settings.Parity.ToString());
comboBoxStopBit.SelectedIndex = comboBoxStopBit.Items.IndexOf(settings.StopBits.ToString());
comboBoxFlowControl.SelectedIndex = comboBoxFlowControl.Items.IndexOf(settings.Handshake.ToString());
}
private void Connect(PortSettingsEntity handle)
{
if (handle != null)
{
//Configure serial port
serialPort1.PortName = handle.PortName;
serialPort1.BaudRate = (int)handle.BaudRate;
serialPort1.DataBits = handle.DataBits;
serialPort1.Parity = handle.Parity;
serialPort1.Handshake = handle.Handshake;
serialPort1.ReadTimeout = handle.ReadTimeout;
serialPort1.WriteTimeout = handle.WriteTimeout;
serialPort1.DiscardNull = handle.DiscardNull;
serialPort1.RtsEnable = handle.RtsEnable;
serialPort1.NewLine = handle.Newline;
serialPort1.Encoding = handle.Encoding;
try
{
if (serialPort1.IsOpen == false)
{
serialPort1.Open(); //attempt to open the configured serial port
if (serialPort1.IsOpen)
{
//Com Port connected
connectToolStripMenuItem.Enabled = false;
disconnectToolStripMenuItem.Enabled = true;
tbAscii.ReadOnly = false;
}
}
}
catch (Exception)
{
MessageBox.Show("Unable to open serial port");
}
}
}
