Here is a list of all enums with links to the files they belong to:

- XnAllocationType : XnOS.h
- XnCalibrationStatus : XnTypes.h
- XnDirection : XnTypes.h
- XnErrorGroup : XnStatus.h
- XnLogSeverity : XnLogTypes.h
- XnOSSeekType : XnOS.h
- XnOSSocketType : XnOS.h
- XnPixelFormat : XnTypes.h
- XnPlayerSeekOrigin : XnTypes.h
- XnPoseDetectionState : XnTypes.h
- XnPoseDetectionStatus : XnTypes.h
- XnPowerLineFrequency : XnTypes.h
- XnPredefinedProductionNodeType : XnTypes.h
- XnRecordMedium : XnTypes.h
- XnResolution : XnTypes.h
- XnSampleRate : XnTypes.h
- XnSkeletonJoint : XnTypes.h
- XnSkeletonProfile : XnTypes.h
- XnThreadPriority : XnOS.h
- XnUSBControlType : XnUSB.h
- XnUSBDeviceConnectionState : XnUSBDevice.h
- XnUSBDeviceSpeed : XnUSB.h
- XnUSBDirectionType : XnUSB.h
- XnUSBEndPointType : XnUSB.h
- XnUSBEventType : XnUSB.h