OPTIONAL    union {
                    LPCWSTR     lptszActionName;
                    UINT        uResIdString;
                };
    OPTIONAL    GUID        guidInstance;
    OPTIONAL    DWORD       dwObjID;
    OPTIONAL    DWORD       dwHow;
} DIACTIONW, *LPDIACTIONW ;
#ifdef UNICODE
typedef DIACTIONW DIACTION;
typedef LPDIACTIONW LPDIACTION;
#else
typedef DIACTIONA DIACTION;
typedef LPDIACTIONA LPDIACTION;
#endif // UNICODE

typedef const DIACTIONA *LPCDIACTIONA;
typedef const DIACTIONW *LPCDIACTIONW;
#ifdef UNICODE
typedef DIACTIONW DIACTION;
typedef LPCDIACTIONW LPCDIACTION;
#else
typedef DIACTIONA DIACTION;
typedef LPCDIACTIONA LPCDIACTION;
#endif // UNICODE
typedef const DIACTION *LPCDIACTION;


#define DIA_FORCEFEEDBACK       0x00000001
#define DIA_APPMAPPED           0x00000002
#define DIA_APPNOMAP            0x00000004
#define DIA_NORANGE             0x00000008
#define DIA_APPFIXED            0x00000010

#define DIAH_UNMAPPED           0x00000000
#define DIAH_USERCONFIG         0x00000001
#define DIAH_APPREQUESTED       0x00000002
#define DIAH_HWAPP              0x00000004
#define DIAH_HWDEFAULT          0x00000008
#define DIAH_DEFAULT            0x00000020
#define DIAH_ERROR              0x80000000

typedef struct _DIACTIONFORMATA {
                DWORD       dwSize;
                DWORD       dwActionSize;
                DWORD       dwDataSize;
                DWORD       dwNumActions;
                LPDIACTIONA rgoAction;
                GUID        guidActionMap;
                DWORD       dwGenre;
                DWORD       dwBufferSize;
    OPTIONAL    LONG        lAxisMin;
    OPTIONAL    LONG        lAxisMax;
    OPTIONAL    HINSTANCE   hInstString;
                FILETIME    ftTimeStamp;
                DWORD       dwCRC;
                CHAR        tszActionMap[MAX_PATH];
} DIACTIONFORMATA, *LPDIACTIONFORMATA;
typedef struct _DIACTIONFORMATW {
                DWORD       dwSize;
                DWORD       dwActionSize;
                DWORD       dwDataSize;
                DWORD       dwNumActions;
                LPDIACTIONW rgoAction;
                GUID        guidActionMap;
                DWORD       dwGenre;
                DWORD       dwBufferSize;
    OPTIONAL    LONG        lAxisMin;
    OPTIONAL    LONG        lAxisMax;
    OPTIONAL    HINSTANCE   hInstString;
                FILETIME    ftTimeStamp;
                DWORD       dwCRC;
                WCHAR       tszActionMap[MAX_PATH];
} DIACTIONFORMATW, *LPDIACTIONFORMATW;
#ifdef UNICODE
typedef DIACTIONFORMATW DIACTIONFORMAT;
typedef LPDIACTIONFORMATW LPDIACTIONFORMAT;
#else
typedef DIACTIONFORMATA DIACTIONFORMAT;
typedef LPDIACTIONFORMATA LPDIACTIONFORMAT;
#endif // UNICODE
typedef const DIACTIONFORMATA *LPCDIACTIONFORMATA;
typedef const DIACTIONFORMATW *LPCDIACTIONFORMATW;
#ifdef UNICODE
typedef DIACTIONFORMATW DIACTIONFORMAT;
typedef LPCDIACTIONFORMATW LPCDIACTIONFORMAT;
#else
typedef DIACTIONFORMATA DIACTIONFORMAT;
typedef LPCDIACTIONFORMATA LPCDIACTIONFORMAT;
#endif // UNICODE
typedef const DIACTIONFORMAT *LPCDIACTIONFORMAT;

#define DIAFTS_NEWDEVICELOW     0xFFFFFFFF
#define DIAFTS_NEWDEVICEHIGH    0xFFFFFFFF
#define DIAFTS_UNUSEDDEVICELOW  0x00000000
#define DIAFTS_UNUSEDDEVICEHIGH 0x00000000

#define DIDBAM_DEFAULT          0x00000000
#define DIDBAM_PRESERVE         0x00000001
#define DIDBAM_INITIALIZE       0x00000002
#define DIDBAM_HWDEFAULTS       0x00000004

#define DIDSAM_DEFAULT          0x00000000
#define DIDSAM_NOUSER           0x00000001
#define DIDSAM_FORCESAVE        0x00000002

#define DICD_DEFAULT            0x00000000
#define DICD_EDIT               0x00000001

/*
 * The following definition is normally defined in d3dtypes.h
 */
#ifndef D3DCOLOR_DEFINED
typedef DWORD D3DCOLOR;
#define D3DCOLOR_DEFINED
#endif

typedef struct _DICOLORSET{
    DWORD dwSize;
    D3DCOLOR cTextFore;
    D3DCOLOR cTextHighlight;
    D3DCOLOR cCalloutLine;
    D3DCOLOR cCalloutHighlight;
    D3DCOLOR cBorder;
    D3DCOLOR cControlFill;
    D3DCOLOR cHighlightFill;
    D3DCOLOR cAreaFill;
} DICOLORSET, *LPDICOLORSET;
typedef const DICOLORSET *LPCDICOLORSET;


typedef struct _DICONFIGUREDEVICESPARAMSA{
     DWORD             dwSize;
     DWORD             dwcUsers;
     LPSTR             lptszUserNames;
     DWORD             dwcFormats;
     LPDIACTIONFORMATA lprgFormats;
     HWND              hwnd;
     DICOLORSET        dics;
     IUnknown FAR *    lpUnkDDSTarget;
} DICONFIGUREDEVICESPARAMSA, *LPDICONFIGUREDEVICESPARAMSA;
typedef struct _DICONFIGUREDEVICESPARAMSW{
     DWORD             dwSize;
     DWORD             dwcUsers;
     LPWSTR            lptszUserNames;
     DWORD             dwcFormats;
     LPDIACTIONFORMATW lprgFormats;
     HWND              hwnd;
     DICOLORSET        dics;
     IUnknown FAR *    lpUnkDDSTarget;
} DICONFIGUREDEVICESPARAMSW, *LPDICONFIGUREDEVICESPARAMSW;
#ifdef UNICODE
typedef DICONFIGUREDEVICESPARAMSW DICONFIGUREDEVICESPARAMS;
typedef LPDICONFIGUREDEVICESPARAMSW LPDICONFIGUREDEVICESPARAMS;
#else
typedef DICONFIGUREDEVICESPARAMSA DICONFIGUREDEVICESPARAMS;
typedef LPDICONFIGUREDEVICESPARAMSA LPDICONFIGUREDEVICESPARAMS;
#endif // UNICODE
typedef const DICONFIGUREDEVICESPARAMSA *LPCDICONFIGUREDEVICESPARAMSA;
typedef const DICONFIGUREDEVICESPARAMSW *LPCDICONFIGUREDEVICESPARAMSW;
#ifdef UNICODE
typedef DICONFIGUREDEVICESPARAMSW DICONFIGUREDEVICESPARAMS;
typedef LPCDICONFIGUREDEVICESPARAMSW LPCDICONFIGUREDEVICESPARAMS;
#else
typedef DICONFIGUREDEVICESPARAMSA DICONFIGUREDEVICESPARAMS;
typedef LPCDICONFIGUREDEVICESPARAMSA LPCDICONFIGUREDEVICESPARAMS;
#endif // UNICODE
typedef const DICONFIGUREDEVICESPARAMS *LPCDICONFIGUREDEVICESPARAMS;


#define DIDIFT_CONFIGURATION    0x00000001
#define DIDIFT_OVERLAY          0x00000002

#define DIDAL_CENTERED      0x00000000
#define DIDAL_LEFTALIGNED   0x00000001
#define DIDAL_RIGHTALIGNED  0x00000002
#define DIDAL_MIDDLE        0x00000000
#define DIDAL_TOPALIGNED    0x00000004
#define DIDAL_BOTTOMALIGNED 0x00000008

typedef struct _DIDEVICEIMAGEINFOA {
    CHAR        tszImagePath[MAX_PATH];
    DWORD       dwFlags; 
    // These are valid if DIDIFT_OVERLAY is present in dwFlags.
    DWORD       dwViewID;      
    RECT        rcOverlay;             
    DWORD       dwObjID;
    DWORD       dwcValidPts;
    POINT       rgptCalloutLine[5];  
    RECT        rcCalloutRect;  
    DWORD       dwTextAlign;     
} DIDEVICEIMAGEINFOA, *LPDIDEVICEIMAGEINFOA;
typedef struct _DIDEVICEIMAGEINFOW {
    WCHAR       tszImagePath[MAX_PATH];
    DWORD       dwFlags; 
    // These are valid if DIDIFT_OVERLAY is present in dwFlags.
    DWORD       dwViewID;      
    RECT        rcOverlay;             
    DWORD       dwObjID;
    DWORD       dwcValidPts;
    POINT       rgptCalloutLine[5];  
    RECT        rcCalloutRect;  
    DWORD       dwTextAlign;     
} DIDEVICEIMAGEINFOW, *LPDIDEVICEIMAGEINFOW;
#ifdef UNICODE
typedef DIDEVICEIMAGEINFOW DIDEVICEIMAGEINFO;
typedef LPDIDEVICEIMAGEINFOW LPDIDEVICEIMAGEINFO;
#else
typedef DIDEVICEIMAGEINFOA DIDEVICEIMAGEINFO;
typedef LPDIDEVICEIMAGEINFOA LPDIDEVICEIMAGEINFO;
#endif // UNICODE
typedef const DIDEVICEIMAGEINFOA *LPCDIDEVICEIMAGEINFOA;
typedef const DIDEVICEIMAGEINFOW *LPCDIDEVICEIMAGEINFOW;
#ifdef UNICODE
typedef DIDEVICEIMAGEINFOW DIDEVICEIMAGEINFO;
typedef LPCDIDEVICEIMAGEINFOW LPCDIDEVICEIMAGEINFO;
#else
typedef DIDEVICEIMAGEINFOA DIDEVICEIMAGEINFO;
typedef LPCDIDEVICEIMAGEINFOA LPCDIDEVICEIMAGEINFO;
#endif // UNICODE
typedef const DIDEVICEIMAGEINFO *LPCDIDEVICEIMAGEINFO;

typedef struct _DIDEVICEIMAGEINFOHEADERA {
    DWORD       dwSize;
    DWORD       dwSizeImageInfo;
    DWORD       dwcViews;
    DWORD       dwcButtons;
    DWORD       dwcAxes;
    DWORD       dwcPOVs;
    DWORD       dwBufferSize;
    DWORD       dwBufferUsed;
    LPDIDEVICEIMAGEINFOA lprgImageInfoArray;
} DIDEVICEIMAGEINFOHEADERA, *LPDIDEVICEIMAGEINFOHEADERA;
typedef struct _DIDEVICEIMAGEINFOHEADERW {
    DWORD       dwSize;
    DWORD       dwSizeImageInfo;
    DWORD       dwcViews;
    DWORD       dwcButtons;
    DWORD       dwcAxes;
    DWORD       dwcPOVs;
    DWORD       dwBufferSize;
    DWORD       dwBufferUsed;
    LPDIDEVICEIMAGEINFOW lprgImageInfoArray;
} DIDEVICEIMAGEINFOHEADERW, *LPDIDEVICEIMAGEINFOHEADERW;
#ifdef UNICODE
typedef DIDEVICEIMAGEINFOHEADERW DIDEVICEIMAGEINFOHEADER;
typedef LPDIDEVICEIMAGEINFOHEADERW LPDIDEVICEIMAGEINFOHEADER;
#else
typedef DIDEVICEIMAGEINFOHEADERA DIDEVICEIMAGEINFOHEADER;
typedef LPDIDEVICEIMAGEINFOHEADERA LPDIDEVICEIMAGEINFOHEADER;
#endif // UNICODE
typedef const DIDEVICEIMAGEINFOHEADERA *LPCDIDEVICEIMAGEINFOHEADERA;
typedef const DIDEVICEIMAGEINFOHEADERW *LPCDIDEVICEIMAGEINFOHEADERW;
#ifdef UNICODE
typedef DIDEVICEIMAGEINFOHEADERW DIDEVICEIMAGEINFOHEADER;
typedef LPCDIDEVICEIMAGEINFOHEADERW LPCDIDEVICEIMAGEINFOHEADER;
#else
typedef DIDEVICEIMAGEINFOHEADERA DIDEVICEIMAGEINFOHEADER;
typedef LPCDIDEVICEIMAGEINFOHEADERA LPCDIDEVICEIMAGEINFOHEADER;
#endif // UNICODE
typedef const DIDEVICEIMAGEINFOHEADER *LPCDIDEVICEIMAGEINFOHEADER;

#endif /* DIRECTINPUT_VERSION > 0x0700 */

#if(DIRECTINPUT_VERSION >= 0x0500)
/* These structures are defined for DirectX 3.0 compatibility */

typedef struct DIDEVICEOBJECTINSTANCE_DX3A {
    DWORD   dwSize;
    GUID    guidType;
    DWORD   dwOfs;
    DWORD   dwType;
    DWORD   dwFlags;
    CHAR    tszName[MAX_PATH];
} DIDEVICEOBJECTINSTANCE_DX3A, *LPDIDEVICEOBJECTINSTANCE_DX3A;
typedef struct DIDEVICEOBJECTINSTANCE_DX3W {
    DWORD   dwSize;
    GUID    guidType;
    DWORD   dwOfs;
    DWORD   dwType;
    DWORD   dwFlags;
    WCHAR   tszName[MAX_PATH];
} DIDEVICEOBJECTINSTANCE_DX3W, *LPDIDEVICEOBJECTINSTANCE_DX3W;
#ifdef UNICODE
typedef DIDEVICEOBJECTINSTANCE_DX3W DIDEVICEOBJECTINSTANCE_DX3;
typedef LPDIDEVICEOBJECTINSTANCE_DX3W LPDIDEVICEOBJECTINSTANCE_DX3;
#else
typedef DIDEVICEOBJECTINSTANCE_DX3A DIDEVICEOBJECTINSTANCE_DX3;
typedef LPDIDEVICEOBJECTINSTANCE_DX3A LPDIDEVICEOBJECTINSTANCE_DX3;
#endif // UNICODE
typedef const DIDEVICEOBJECTINSTANCE_DX3A *LPCDIDEVICEOBJECTINSTANCE_DX3A;
typedef const DIDEVICEOBJECTINSTANCE_DX3W *LPCDIDEVICEOBJECTINSTANCE_DX3W;
typedef const DIDEVICEOBJECTINSTANCE_DX3  *LPCDIDEVICEOBJECTINSTANCE_DX3;
#endif /* DIRECTINPUT_VERSION >= 0x0500 */

typedef struct DIDEVICEOBJECTINSTANCEA {
    DWORD   dwSize;
    GUID    guidType;
    DWORD   dwOfs;
    DWORD   dwType;
    DWORD   dwFlags;
    CHAR    tszName[MAX_PATH];
#if(DIRECTINPUT_VERSION >= 0x0500)
    DWORD   dwFFMaxForce;
    DWORD   dwFFForceResolution;
    WORD    wCollectionNumber;
    WORD    wDesignatorIndex;
    WORD    wUsagePage;
    WORD    wUsage;
    DWORD   dwDimension;
    WORD    wExponent;
    WORD    wReportId;
#endif /* DIRECTINPUT_VERSION >= 0x0500 */
} DIDEVICEOBJECTINSTANCEA, *LPDIDEVICEOBJECTINSTANCEA;
typedef struct DIDEVICEOBJECTINSTANCEW {
    DWORD   dwSize;
    GUID    guidType;
    DWORD   dwOfs;
    DWORD   dwType;
    DWORD   dwFlags;
    WCHAR   tszName[MAX_PATH];
#if(DIRECTINPUT_VERSION >= 0x0500)
    DWORD   dwFFMaxForce;
    DWORD   dwFFForceResolution;
    WORD    wCollectionNumber;
    WORD    wDesignatorIndex;
    WORD    wUsagePage;
    WORD    wUsage;
    DWORD   dwDimension;
    WORD    wExponent;