public override void OnReceive(Context context, Intent intent)
{
var bondState = (Bond)intent.GetIntExtra(BluetoothDevice.ExtraBondState, (int)Bond.None);
var device = new Device((BluetoothDevice)intent.GetParcelableExtra(BluetoothDevice.ExtraDevice), null, null, 0);
Console.WriteLine(bondState.ToString());
if (BondStateChanged == null) return;
switch (bondState)
{
case Bond.None:
BondStateChanged(this, new DeviceBondStateChangedEventArgs() { Device = device, State = DeviceBondState.NotBonded });
break;
case Bond.Bonding:
BondStateChanged(this, new DeviceBondStateChangedEventArgs() { Device = device, State = DeviceBondState.Bonding });
break;
case Bond.Bonded:
BondStateChanged(this, new DeviceBondStateChangedEventArgs() { Device = device, State = DeviceBondState.Bonded });
break;
}
}
public override void OnScanResult(ScanCallbackType callbackType, ScanResult result)
{
base.OnScanResult(callbackType, result);
/* Might want to transition to parsing the API21+ ScanResult, but sort of a pain for now
List<AdvertisementRecord> records = new List<AdvertisementRecord>();
records.Add(new AdvertisementRecord(AdvertisementRecordType.Flags, BitConverter.GetBytes(result.ScanRecord.AdvertiseFlags)));
if (!string.IsNullOrEmpty(result.ScanRecord.DeviceName))
{
records.Add(new AdvertisementRecord(AdvertisementRecordType.CompleteLocalName, Encoding.UTF8.GetBytes(result.ScanRecord.DeviceName)));
}
for (int i = 0; i < result.ScanRecord.ManufacturerSpecificData.Size(); i++)
{
int key = result.ScanRecord.ManufacturerSpecificData.KeyAt(i);
var arr = result.ScanRecord.GetManufacturerSpecificData(key);
byte[] data = new byte[arr.Length + 2];
BitConverter.GetBytes((ushort)key).CopyTo(data,0);
arr.CopyTo(data, 2);
records.Add(new AdvertisementRecord(AdvertisementRecordType.ManufacturerSpecificData, data));
}
foreach(var uuid in result.ScanRecord.ServiceUuids)
{
records.Add(new AdvertisementRecord(AdvertisementRecordType.UuidsIncomplete128Bit, uuid.Uuid.));
}
foreach(var key in result.ScanRecord.ServiceData.Keys)
{
records.Add(new AdvertisementRecord(AdvertisementRecordType.ServiceData, result.ScanRecord.ServiceData));
}*/
var device = new Device(result.Device, null, null, result.Rssi, result.ScanRecord.GetBytes());
//Device device;
//if (result.ScanRecord.ManufacturerSpecificData.Size() > 0)
//{
// int key = result.ScanRecord.ManufacturerSpecificData.KeyAt(0);
// byte[] mdata = result.ScanRecord.GetManufacturerSpecificData(key);
// byte[] mdataWithKey = new byte[mdata.Length + 2];
// BitConverter.GetBytes((ushort)key).CopyTo(mdataWithKey, 0);
// mdata.CopyTo(mdataWithKey, 2);
// device = new Device(result.Device, null, null, result.Rssi, mdataWithKey);
//}
//else
//{
// device = new Device(result.Device, null, null, result.Rssi, new byte[0]);
//}
_adapter.DeviceAdvertised(this, new DeviceDiscoveredEventArgs { Device = device });
if (!_adapter._discoveredDevices.Contains(device))
{
_adapter._discoveredDevices.Add(device);
_adapter.DeviceDiscovered(this, new DeviceDiscoveredEventArgs { Device = device });
}
}
public override void OnConnectionStateChange(BluetoothGatt gatt, GattStatus status, ProfileState newState)
{
base.OnConnectionStateChange(gatt, status, newState);
IDevice device = null;
if (status != GattStatus.Success)
{
Mvx.TaggedError("OnConnectionStateChange", "GattCallback error: {0}", status);
DeviceConnectionError(this, new DeviceConnectionEventArgs(){ Device = device });
// We don't return. Allowing to fall-through to the SWITCH, which will assume a disconnect, close GATT and clean up.
// The above error event handles the case where the error happened during a Connect call, which will close out any waiting asyncs.
}
else
{
Mvx.Trace("GattCallback state: {0}", newState.ToString());
}
switch (newState)
{
// disconnected
case ProfileState.Disconnected:
if (DeviceOperationRegistry.TryGetValue(gatt.Device.Address, out device))
{
Mvx.Trace("Disconnected by user");
//Found so we can remove it
DeviceOperationRegistry.Remove(gatt.Device.Address);
ConnectedDeviceRegistry.Remove(gatt.Device.Address);
gatt.Close();
DeviceDisconnected(this, new DeviceConnectionEventArgs { Device = device });
break;
}
//connection must have been lost, bacause our device was not found in the registry but was still connected
if (ConnectedDeviceRegistry.TryGetValue(gatt.Device.Address, out device))
{
Mvx.Trace("Disconnected by lost connection");
ConnectedDeviceRegistry.Remove(gatt.Device.Address);
gatt.Close();
DeviceConnectionLost(this, new DeviceConnectionEventArgs() { Device = device });
break;
}
gatt.Close(); // Close GATT regardless, else we can accumulate zombie gatts.
Mvx.Trace("Disconnect. Device not found in registry. Not raising disconnect/lost event.");
break;
// connecting
case ProfileState.Connecting:
Mvx.Trace("Connecting");
break;
// connected
case ProfileState.Connected:
Mvx.Trace("Connected");
//Try to find the device in the registry so that the same instance is updated
if (DeviceOperationRegistry.TryGetValue(gatt.Device.Address, out device))
{
((Device)device).Update(gatt.Device, gatt, this);
//Found so we can remove it
DeviceOperationRegistry.Remove(gatt.Device.Address);
}
else
{
//only for on auto-reconnect (device is not in operation registry)
device = new Device(gatt.Device, gatt, this, 0);
}
ConnectedDeviceRegistry[gatt.Device.Address] = device;
DeviceConnected(this, new DeviceConnectionEventArgs() { Device = device });
break;
// disconnecting
case ProfileState.Disconnecting:
Mvx.Trace("Disconnecting");
break;
}
}
public void OnLeScan(BluetoothDevice bleDevice, int rssi, byte[] scanRecord)
{
Mvx.Trace("Adapter.LeScanCallback: " + bleDevice.Name);
var device = new Device(bleDevice, null, null, rssi, scanRecord);
DeviceAdvertised(this, new DeviceDiscoveredEventArgs { Device = device });
if (!_discoveredDevices.Contains(device))
{
_discoveredDevices.Add(device);
DeviceDiscovered(this, new DeviceDiscoveredEventArgs { Device = device });
}
}