public override void OnReceive(Context context, Intent intent)
{
try
{
string action = intent.Action;
// When discovery finds a device
if (action == BluetoothDevice.ActionFound)
{
// Get the BluetoothDevice object from the Intent
BluetoothDevice device = (BluetoothDevice)intent.GetParcelableExtra(BluetoothDevice.ExtraDevice);
// If it's already paired, skip it, because it's been listed already
if (device.BondState != Bond.Bonded)
{
ParcelUuid[] uuids = device.GetUuids();
if ((uuids == null) || (uuids.Any(uuid => SppUuid.CompareTo(uuid.Uuid) == 0)))
{
_newDevicesArrayAdapter.Add(device.Name + "\n" + device.Address);
}
}
// When discovery is finished, change the Activity title
}
else if (action == BluetoothAdapter.ActionDiscoveryFinished)
{
_chat._scanButton.Enabled = true;
//_chat.SetProgressBarIndeterminateVisibility (false);
_chat.FindViewById <ProgressBar>(Resource.Id.progress_bar).Visibility = ViewStates.Invisible;
_chat.SetTitle(Resource.String.select_device);
if (_newDevicesArrayAdapter.Count == 0)
{
var noDevices = _chat.Resources.GetText(Resource.String.none_found);
_newDevicesArrayAdapter.Add(noDevices);
}
}
}
catch (Exception)
{
// ignored
}
}
public override void OnReceive(Context context, Intent intent)
{
try
{
string action = intent.Action;
switch (action)
{
case BluetoothDevice.ActionFound:
case BluetoothDevice.ActionNameChanged:
{
// Get the BluetoothDevice object from the Intent
BluetoothDevice device = (BluetoothDevice)intent.GetParcelableExtra(BluetoothDevice.ExtraDevice);
// If it's already paired, skip it, because it's been listed already
if (device.BondState != Bond.Bonded)
{
ParcelUuid[] uuids = device.GetUuids();
if ((uuids == null) || (uuids.Any(uuid => SppUuid.CompareTo(uuid.Uuid) == 0)))
{
// check for multiple entries
int index = -1;
for (int i = 0; i < _newDevicesArrayAdapter.Count; i++)
{
string item = _newDevicesArrayAdapter.GetItem(i);
if (!ExtractDeviceInfo(_newDevicesArrayAdapter.GetItem(i), out string _, out string address))
{
return;
}
if (string.Compare(address, device.Address, StringComparison.OrdinalIgnoreCase) == 0)
{
_newDevicesArrayAdapter.Remove(item);
index = i;
break;
}
}
string newName = device.Name + "\n" + device.Address;
if (index < 0)
{
_newDevicesArrayAdapter.Add(newName);
}
else
{
_newDevicesArrayAdapter.Insert(newName, index);
}
}
}
break;
}
case BluetoothAdapter.ActionDiscoveryFinished:
// When discovery is finished, change the Activity title
_chat._scanButton.Enabled = true;
//_chat.SetProgressBarIndeterminateVisibility (false);
_chat.FindViewById <ProgressBar>(Resource.Id.progress_bar).Visibility = ViewStates.Invisible;
_chat.SetTitle(Resource.String.select_device);
if (_newDevicesArrayAdapter.Count == 0)
{
var noDevices = _chat.Resources.GetText(Resource.String.none_found);
_newDevicesArrayAdapter.Add(noDevices);
}
break;
}
}
catch (Exception)
{
// ignored
}
}
