private async void OnDeviceAdded(DeviceWatcher deviceWatcher, DeviceInformation deviceInfo)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
DiscoveredDevices.Add(new DiscoveredDevice(deviceInfo));
});
}
private void OnServiceAdded(object sender, ServiceAnnouncementEventArgs e)
{
ServiceAddedSemaphoreSlim.Wait();
try
{
var txtValues = e.Announcement.Txt
.Select(i => i.Split('='))
.ToDictionary(y => y[0], y => y[1]);
if (!txtValues.ContainsKey("fn"))
{
return;
}
var ip = e.Announcement.Addresses[0];
Uri.TryCreate("https://" + ip, UriKind.Absolute, out Uri myUri);
var chromecast = new ChromecastReceiver
{
DeviceUri = myUri,
Name = txtValues["fn"],
Model = txtValues["md"],
Version = txtValues["ve"],
ExtraInformation = txtValues,
Status = txtValues["rs"],
Port = e.Announcement.Port
};
ChromecastReceivedFound?.Invoke(this, chromecast);
DiscoveredDevices.Add(chromecast);
}
finally
{
ServiceAddedSemaphoreSlim.Release();
}
}
/// <summary>
/// Raises the le scan event.
/// </summary>
/// <param name="bleDevice">The BLE device that was discovered.</param>
/// <param name="rssi">Rssi.</param>
/// <param name="scanRecord">Scan record.</param>
public void OnLeScan(BluetoothDevice bleDevice, int rssi, byte[] scanRecord)
{
var deviceId = Device.DeviceIdFromAddress(bleDevice.Address);
if (DiscoveredDevices.All(x => x.Id != deviceId))
{
var device = new Device(bleDevice, null, null, rssi, scanRecord);
DiscoveredDevices.Add(device);
DeviceDiscovered(this, new DeviceDiscoveredEventArgs(device));
}
}
private void DiscoveredPeripheral(object sender, CBDiscoveredPeripheralEventArgs e)
{
var deviceId = Device.DeviceIdentifierToGuid(e.Peripheral.Identifier);
if (DiscoveredDevices.All(x => x.Id != deviceId))
{
var device = new Device(e.Peripheral);
DiscoveredDevices.Add(device);
DeviceDiscovered(this, new DeviceDiscoveredEventArgs(device));
}
}
protected BluetoothLEManager()
{
CentralManager = new CBCentralManager(DispatchQueue.CurrentQueue);
CentralManager.DiscoveredPeripheral += (object sender, CBDiscoveredPeripheralEventArgs e) =>
{
Console.WriteLine("DiscoveredPeripheral: " + e.Peripheral.Name);
DiscoveredDevices.Add(e.Peripheral);
DeviceDiscovered(this, e);
};
CentralManager.UpdatedState += (object sender, EventArgs e) =>
{
Console.WriteLine("UpdatedState: " + CentralManager.State);
};
CentralManager.ConnectedPeripheral += (object sender, CBPeripheralEventArgs e) =>
{
Console.WriteLine("ConnectedPeripheral: " + e.Peripheral.Name);
// When a peripheral gets connected, add that peripheral to our running list of
// connected peripherals
if (!ConnectedDevices.Contains(e.Peripheral))
{
ConnectedDevices.Add(e.Peripheral);
}
// raise our connected event
DeviceConnected(sender, e);
};
CentralManager.DisconnectedPeripheral += (object sender, CBPeripheralErrorEventArgs e) =>
{
Console.WriteLine("DisconnectedPeripheral: " + e.Peripheral.Name);
// When a peripheral disconnects, remove it from our running list.
if (ConnectedDevices.Contains(e.Peripheral))
{
ConnectedDevices.Remove(e.Peripheral);
}
// Raise our disconnected event
DeviceDisconnected(sender, e);
};
}
public void OnLeScan(BluetoothDevice bleDevice, int rssi, byte[] scanRecord)
{
Console.WriteLine("Adapter.LeScanCallback: " + bleDevice.Name);
// TODO: for some reason, this doesn't work, even though they have the same pointer,
// it thinks that the item doesn't exist. so i had to write my own implementation
// if(!_discoveredDevices.Contains(device) ) {
// _discoveredDevices.Add (device );
// }
Device device = new Device(bleDevice, null, null, rssi);
if (!DeviceExistsInDiscoveredList(bleDevice))
{
DiscoveredDevices.Add(device);
// TODO: in the cross platform API, cache the RSSI
// TODO: shouldn't i only raise this if it's not already in the list?
DeviceDiscovered(this, new DeviceDiscoveredEventArgs {
Device = device
});
}
}
protected Adapter()
{
CentralManager = new CBCentralManager(DispatchQueue.CurrentQueue);
CentralManager.DiscoveredPeripheral += (object sender, CBDiscoveredPeripheralEventArgs e) =>
{
Console.WriteLine("DiscoveredPeripheral: " + e.Peripheral.Name);
Device d = new Device(e.Peripheral);
if (!ContainsDevice(DiscoveredDevices, e.Peripheral))
{
DiscoveredDevices.Add(d);
DeviceDiscovered(this, new DeviceDiscoveredEventArgs()
{
Device = d
});
}
};
CentralManager.UpdatedState += (object sender, EventArgs e) =>
{
Console.WriteLine("UpdatedState: " + CentralManager.State);
_stateChanged.Set();
};
CentralManager.ConnectedPeripheral += (object sender, CBPeripheralEventArgs e) =>
{
Console.WriteLine("ConnectedPeripheral: " + e.Peripheral.Name);
// When a peripheral gets connected, add that peripheral to our running list of
// connected peripherals
if (!ContainsDevice(ConnectedDevices, e.Peripheral))
{
Device d = new Device(e.Peripheral);
ConnectedDevices.Add(new Device(e.Peripheral));
// raise our connected event
DeviceConnected(sender, new DeviceConnectionEventArgs()
{
Device = d
});
}
};
CentralManager.DisconnectedPeripheral += (object sender, CBPeripheralErrorEventArgs e) =>
{
Console.WriteLine("DisconnectedPeripheral: " + e.Peripheral.Name);
// when a peripheral disconnects, remove it from our running list.
IDevice foundDevice = null;
foreach (var d in ConnectedDevices)
{
if (d.ID == Guid.ParseExact(e.Peripheral.Identifier.AsString(), "d"))
{
foundDevice = d;
}
}
if (foundDevice != null)
{
ConnectedDevices.Remove(foundDevice);
}
// raise our disconnected event
DeviceDisconnected(sender, new DeviceConnectionEventArgs()
{
Device = new Device(e.Peripheral)
});
};
CentralManager.FailedToConnectPeripheral += (object sender, CBPeripheralErrorEventArgs e) =>
{
// raise the failed to connect event
DeviceFailedToConnect(this, new DeviceConnectionEventArgs()
{
Device = new Device(e.Peripheral),
ErrorMessage = e.Error.Description
});
};
}
