/// <summary>
/// Gets the <see cref="IInputDeviceInstance"/> specifid by the given <see cref="IEmulatedPortDeviceEntry"/>
/// if it is connected to the system, or null if it does not.
/// </summary>
/// <param name="this">The <see cref="IDeviceEnumerator"/> to use.</param>
/// <param name="portDevice">The <see cref="IEmulatedPortDeviceEntry"/> to check if connected.</param>
/// <returns>The <see cref="IInputDeviceInstance"/> specifid by the given <see cref="IEmulatedPortDeviceEntry"/>
/// if it is connected to the system, or null if it does not.</returns>
public static IInputDeviceInstance?GetPortDeviceInstance(this IDeviceEnumerator @this,
IEmulatedPortDeviceEntry portDevice)
{
return(@this.QueryConnectedDevices()
.FirstOrDefault(d => d.InstanceGuid == portDevice.InstanceGuid)?.Instances?
.FirstOrDefault(i => i.Driver == portDevice.Driver));
}
/// <summary>
/// Checks if the <see cref="IInputDeviceInstance"/> specified by the given
/// <see cref="IEmulatedPortDeviceEntry"/> is connected to the system.
/// </summary>
/// <param name="this">The <see cref="IDeviceEnumerator"/> to use.</param>
/// <param name="portDevice">The <see cref="IEmulatedPortDeviceEntry"/> to check if connected.</param>
/// <returns>Whether or not the given <see cref="IEmulatedPortDeviceEntry"/> is connected.</returns>
public static bool IsPortDeviceConnected(this IDeviceEnumerator @this,
IEmulatedPortDeviceEntry portDevice)
{
return(@this.QueryConnectedDevices().Any(d => d.InstanceGuid == portDevice.InstanceGuid));
}