void _devices_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
// Ensure that at least one Firmata device is selected
bool found = false;
foreach (var item in _devices)
{
if (item is FirmataTargetDeviceViewModel)
{
var candidate = (FirmataTargetDeviceViewModel)item;
if (candidate.IsConnected)
{
found = true;
break;
}
}
}
if (!found)
{
foreach (var item in _devices)
{
if (item is FirmataTargetDeviceViewModel)
{
var candidate = (FirmataTargetDeviceViewModel)item;
candidate.IsConnected = true;
_dm.SetFirmataTarget(candidate.Source);
found = true;
}
}
}
// There are no firmata targets - may sure we are not referencing one that was deleted
if (!found)
{
_dm.SetFirmataTarget(null);
}
}
