/// <summary>
/// Unloads the current device, and opens the next device
/// </summary>
/// <param name="device"></param>
private void StartDevice(NmeaParser.NmeaDevice device)
{
//Clean up old device
if (currentDevice != null)
{
currentDevice.MessageReceived -= device_MessageReceived;
currentDevice.Dispose();
}
output.Text = "";
messages.Clear();
gprmcView.Message = null;
gpggaView.Message = null;
gpgsaView.Message = null;
gpgllView.Message = null;
pgrmeView.Message = null;
satView.GsvMessages = null;
//Start new device
currentDevice = device;
currentDevice.MessageReceived += device_MessageReceived;
var _ = currentDevice.OpenAsync();
if (device is NmeaParser.NmeaFileDevice)
{
currentDeviceInfo.Text = string.Format("NmeaFileDevice( file={0} )", ((NmeaParser.NmeaFileDevice)device).FileName);
}
else if (device is NmeaParser.SerialPortDevice)
{
currentDeviceInfo.Text = string.Format("SerialPortDevice( port={0}, baud={1} )",
((NmeaParser.SerialPortDevice)device).Port.PortName,
((NmeaParser.SerialPortDevice)device).Port.BaudRate);
}
}
private void stopButton_Click(object sender, RoutedEventArgs e)
{
if (listener != null)
{
gnssMonitorView.DataContext = null;
_ = listener.CloseAsync();
listener.Dispose();
listener = null;
startButton.IsEnabled = true;
stopButton.IsEnabled = false;
}
}
private async void startButton_Click(object sender, RoutedEventArgs e)
{
var info = nmeaDevicePicker.SelectedItem as DeviceInfo;
if (info != null)
{
var device = await info.CreateMethod();
output.Text = string.Empty;
messages.Clear();
device.MessageReceived += device_MessageReceived;
var _ = device.OpenAsync();
listener = device;
startButton.IsEnabled = false;
stopButton.IsEnabled = true;
monitor = new NmeaParser.Gnss.GnssMonitor(device);
gnssMonitorView.DataContext = monitor;
}
}