/// <summary>
/// Adds the new or updated device to the displayed or unused list
/// </summary>
/// <param name="deviceInfo"></param>
/// <returns></returns>
private void AddDeviceToList(DeviceInformation deviceInfo)
{
// Make sure device name isn't blank or already present in the list.
if (deviceInfo.Name != string.Empty)
{
BluetoothLEDeviceWrapper dev = new BluetoothLEDeviceWrapper(deviceInfo);
// Let's make it connectible by default, we have error handles in case it doesn't work
var connectable = true;
// If the connectible key exists then let's read it
if (dev.DeviceInfo.Properties.Keys.Contains("System.Devices.Aep.Bluetooth.Le.IsConnectable") == true)
{
connectable = (bool)dev.DeviceInfo.Properties["System.Devices.Aep.Bluetooth.Le.IsConnectable"];
}
if (connectable)
{
// Need to lock as another DeviceWatcher might be modifying BluetoothLEDevices
lock (_bluetoothLeDevicesLock)
{
if (BluetoothLeDevices.Contains(dev) == false)
{
_BluetoothLeDevices.Add(dev);
_BluetoothLeDevicesAdded.Add(dev);
DevicesChanged = true;
}
}
}
else
{
lock (_bluetoothLeDevicesLock)
{
// Found but not adding because it's not connectable
_unusedDevices.Add(deviceInfo);
}
}
}
else
{
lock (_bluetoothLeDevicesLock)
{
//Found device without a name
_unusedDevices.Add(deviceInfo);
}
}
}
/// <summary>
/// Adds the new or updated device to the displayed or unused list
/// </summary>
/// <param name="deviceInfo">The device to add</param>
/// <returns>The task being used to add a device to a list</returns>
private async Task AddDeviceToList(DeviceInformation deviceInfo)
{
// Make sure device name isn't blank or already present in the list.
if (!string.IsNullOrEmpty(deviceInfo?.Name))
{
var device = new ObservableBluetoothLEDevice(deviceInfo);
var connectable = true;
if (device.DeviceInfo.Properties.Keys.Contains("System.Devices.Aep.Bluetooth.Le.IsConnectable"))
{
connectable = (bool)device.DeviceInfo.Properties["System.Devices.Aep.Bluetooth.Le.IsConnectable"];
}
if (connectable)
{
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal,
() =>
{
if (_readerWriterLockSlim.TryEnterWriteLock(TimeSpan.FromSeconds(1)))
{
if (!BluetoothLeDevices.Contains(device))
{
BluetoothLeDevices.Add(device);
}
_readerWriterLockSlim.ExitWriteLock();
}
});
return;
}
}
if (_readerWriterLockSlim.TryEnterWriteLock(TimeSpan.FromSeconds(1)))
{
_unusedDevices.Add(deviceInfo);
_readerWriterLockSlim.ExitWriteLock();
}
}
/// <summary>
/// Adds the new or updated device to the displayed or unused list
/// </summary>
/// <param name="deviceInfo">The device to add</param>
/// <returns>The task being used to add a device to a list</returns>
private async Task AddDeviceToList(DeviceInformation deviceInfo)
{
// Make sure device name isn't blank or already present in the list.
if (!string.IsNullOrEmpty(deviceInfo?.Name))
{
var device = new ObservableBluetoothLEDevice(deviceInfo, DispatcherQueue);
var connectable = (device.DeviceInfo.Properties.Keys.Contains("System.Devices.Aep.Bluetooth.Le.IsConnectable") &&
(bool)device.DeviceInfo.Properties["System.Devices.Aep.Bluetooth.Le.IsConnectable"]) ||
(device.DeviceInfo.Properties.Keys.Contains("System.Devices.Aep.IsConnected") &&
(bool)device.DeviceInfo.Properties["System.Devices.Aep.IsConnected"]);
if (connectable)
{
await DispatcherQueue.ExecuteOnUIThreadAsync(
() =>
{
if (_readerWriterLockSlim.TryEnterWriteLock(TimeSpan.FromSeconds(1)))
{
if (!BluetoothLeDevices.Contains(device))
{
BluetoothLeDevices.Add(device);
}
_readerWriterLockSlim.ExitWriteLock();
}
}, DispatcherQueuePriority.Normal);
return;
}
}
if (_readerWriterLockSlim.TryEnterWriteLock(TimeSpan.FromSeconds(1)))
{
_unusedDevices.Add(deviceInfo);
_readerWriterLockSlim.ExitWriteLock();
}
}
