#ifndef _PROTO_DEVICEENUMERATOR_HPP_
#define _PROTO_DEVICEENUMERATOR_HPP_
#ifndef _COMMON_BLOCK_HPP_
#include <common/block.hpp>
#endif
#ifndef _COMMON_STRING_HPP_
#include <common/string.hpp>
#endif
#ifndef _COMMON_DXSDK_HPP_
#include <common/dxsdk.hpp>
#endif
#ifndef _PROTO_DEVICEDESCRIPTOR_HPP_
#include <proto/DeviceDescriptor.hpp>
#endif

class DeviceEnumerator
{
public:
  typedef enum DevCat{AudioCaptureSources,AudioCompressors,AudioRenderers,DeviceControlFilters,
	  DirectShowFilters,ExternalRenderers,MidiRenderers,VideoCaptureSources,VideoCompressors,
		VideoEffects1,VideoEffects2,WDMStreamingDecompressionDevices,WDMStreamingCaptureDevices,
		WDMStreamingCommunicationTransforms,WDMStreamingCrossbarDevices,WDMStreamingDataTransforms,
		WDMStreamingInterfaceTransforms,WDMStreamingMixerDevices,WDMRenderingDevices,
		WDMStreamingSystemAudioDevices,WDMStreamingTeeSplitterDevices,WDMStreamingTVAudioDevices,
		WDMStreamingTVTunerDevices,WDMStreamingVBICodes,ActiveMovieFilterCategories};
  static bool enumerateCategory(DeviceDescriptors &descriptors,DevCat devCat);
private:
  static bool enumerateCategory(DeviceDescriptors &descriptors,GUID classID);
};
#endif