public static void Uncheck(Guid uidGuid)
{
var index = GetIndex <CheckListItem>(uidGuid);
if (AvailableSerialPorts.Any(availableSerialPort => uidGuid == Guid.Parse(availableSerialPort.UidGuid)))
{
var checkItem = new CheckListItem
{
ItemName = AvailableSerialPorts[index].ItemName,
UidGuid = AvailableSerialPorts[index].UidGuid,
Content = AvailableSerialPorts[index].Content,
IsChecked = false
};
AvailableSerialPorts.RemoveAt(index);
AvailableSerialPorts.Insert(index, checkItem);
}
else if (AvailableModbusSerialPorts.Any(
availableModbusSerialPort => uidGuid == Guid.Parse(availableModbusSerialPort.UidGuid)))
{
var checkItem = new CheckListItem
{
ItemName = AvailableModbusSerialPorts[index].ItemName,
UidGuid = AvailableModbusSerialPorts[index].UidGuid,
Content = AvailableModbusSerialPorts[index].Content,
IsChecked = false
};
AvailableModbusSerialPorts.RemoveAt(index);
AvailableModbusSerialPorts.Insert(index, checkItem);
}
else
{
throw new NullReferenceException();
}
}
private void DeviceAdded(object sender, INTV.Shared.Interop.DeviceManagement.DeviceChangeEventArgs e)
{
if ((e.Type == INTV.Core.Model.Device.ConnectionType.Serial) && DeviceChange.IsDeviceChangeFromSystem(e.State))
{
if (!AvailableSerialPorts.Any(p => p.PortName == e.Name) && ((InclusionFilter == null) || InclusionFilter(Connection.CreatePseudoConnection(e.Name, e.Type))))
{
AvailableSerialPorts.Add(new SerialPortViewModel(e.Name));
}
INTV.Shared.ComponentModel.CommandManager.InvalidateRequerySuggested();
}
}
private bool ThoroughScan()
{
Log(1, "Performing thorough scan.");
// Then try if last stored connection can be opened
if (PersistentSettings && TryConnection(_serialConnectionManagerSettings.Port, _serialConnectionManagerSettings.BaudRate) == DeviceStatus.Available)
{
return(true);
}
// Slowly walk through
foreach (var portName in AvailableSerialPorts)
{
// Get baud rates collection
var baudRateCollection = DeviceScanBaudRateSelection
? SerialUtils.GetSupportedBaudRates(portName)
: new[] { _serialTransport.CurrentSerialSettings.BaudRate };
// Now loop through baud rate collection
if (baudRateCollection.Any())
{
Log(1, "Trying serial port " + portName + " using " + baudRateCollection.Length + " baud rate(s).");
foreach (var baudRate in baudRateCollection)
{
// Stop scanning if state was changed
if (ConnectionManagerMode != Mode.Scan)
{
return(false);
}
DeviceStatus status = TryConnection(portName, baudRate);
if (status == DeviceStatus.Available)
{
return(true);
}
if (status == DeviceStatus.IdentityMismatch)
{
break; // break the loop and continue to next port.
}
}
}
// If port list has changed, interrupt scan and test new ports first
if (NewPortScan())
{
return(true);
}
}
if (!AvailableSerialPorts.Any())
{
// Need to check for new ports if current ports list is empty
if (NewPortScan())
{
return(true);
}
// Add small delay to reduce of Quick->Thorough->Quick->Thorough scan attempts - 400ms here + 100ms in main loop = ~500ms
Thread.Sleep(400);
}
return(false);
}