public void OpenPort()
{
try
{
_serialPort = new SerialPort();
_serialPort.PortName = SelectedPort;
_serialPort.BaudRate = 115200;
_serialPort.Handshake = System.IO.Ports.Handshake.None;
_serialPort.Parity = Parity.None;
_serialPort.DataBits = 8;
_serialPort.StopBits = StopBits.One;
_serialPort.ReadTimeout = 200;
_serialPort.WriteTimeout = 50;
_serialPort.DataReceived += _serialPort_DataReceived;
_serialPort.Open();
}
catch (Exception ex)
{
MessageBox.Show($"Could not open serial port: {ex.Message}");
_serialPort.Close();
}
OpenPortCommand.RaiseCanExecuteChanged();
ClosePortCommand.RaiseCanExecuteChanged();
SendTextCommand.RaiseCanExecuteChanged();
NextTextCommand.RaiseCanExecuteChanged();
SendResetCommand.RaiseCanExecuteChanged();
PreviousTextCommand.RaiseCanExecuteChanged();
SendZeroCommand.RaiseCanExecuteChanged();
IncrementStepsCommand.RaiseCanExecuteChanged();
DecrementStepsCommand.RaiseCanExecuteChanged();
SendCoefficientsCommand.RaiseCanExecuteChanged();
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsPortClosed)));
}
/// <summary>
/// toggles between the states of enable/disable of the connect/disconnect command buttons, with a slight delay to prevent connection spamming
/// </summary>
/// <param name="delay"></param>
private async void ToggleBlockConnectionCommands(bool delay)
{
if (delay)
{
await Task.Factory.StartNew(() => Thread.Sleep(1000));
}
BlockConnectionCommands = !BlockConnectionCommands;
ConnectCommand.RaiseCanExecuteChanged();
DisconnectCommand.RaiseCanExecuteChanged();
SendTextCommand.RaiseCanExecuteChanged();
RollDiceCommand.RaiseCanExecuteChanged();
}
public void ClosePort()
{
if (_serialPort != null)
{
_serialPort.Close();
_serialPort.Dispose();
_serialPort = null;
OpenPortCommand.RaiseCanExecuteChanged();
ClosePortCommand.RaiseCanExecuteChanged();
SendTextCommand.RaiseCanExecuteChanged();
NextTextCommand.RaiseCanExecuteChanged();
SendResetCommand.RaiseCanExecuteChanged();
PreviousTextCommand.RaiseCanExecuteChanged();
SendZeroCommand.RaiseCanExecuteChanged();
IncrementStepsCommand.RaiseCanExecuteChanged();
DecrementStepsCommand.RaiseCanExecuteChanged();
SendCoefficientsCommand.RaiseCanExecuteChanged();
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsPortClosed)));
}
}
