/// <summary>
/// Initializes a new instance of the <see cref="DeviceEnumerator"/> class.
/// </summary>
/// <param name="deviceClass">The identifier of the associated devices.</param>
/// <param name="flags">The flags used to defined the type of expected devices.</param>
public DeviceEnumerator(Guid deviceClass, DiGetClassFlags flags)
{
this.deviceClass = deviceClass;
this.deviceSet = SetupApiMethods.GetClassDevs(ref deviceClass, null, IntPtr.Zero, flags);
this.interfaceData = new DeviceInterfaceData();
this.index = -1;
}
/// <summary>
/// Advances the enumerator to the next element of the collection.
/// </summary>
/// <returns>
/// <c>true</c> if the enumerator was successfully advanced to the next element;
/// <c>false</c> if the enumerator has passed the end of the collection.
/// </returns>
public bool MoveNext()
{
this.index++;
bool result = SetupApiMethods.EnumDeviceInterfaces(this.deviceSet, 0, ref this.deviceClass, (uint)this.index, this.interfaceData);
this.Current = new Device(this.deviceSet, this.interfaceData);
return(result);
}
