/*****************************************************************************\
*                                                                             *
* wfext.h -     Windows File Manager Extensions definitions (Win32 variant)   *
*                                                                             *
*               Version 3.10                                                  *
*                                                                             *
*               Copyright (c) 1991-1993, Microsoft Corp. All rights reserved. *
*                                                                             *
*******************************************************************************/

#ifndef _INC_WFEXT
#define _INC_WFEXT            /* #defined if wfext.h has been included */

#ifdef __cplusplus            /* Assume C declaration for C++ */
extern "C" {
#endif  /* __cplusplus */

#define MENU_TEXT_LEN           40

#define FMMENU_FIRST            1
#define FMMENU_LAST             99

#define FMEVENT_LOAD            100
#define FMEVENT_UNLOAD          101
#define FMEVENT_INITMENU        102
#define FMEVENT_USER_REFRESH    103
#define FMEVENT_SELCHANGE       104
#define FMEVENT_TOOLBARLOAD     105
#define FMEVENT_HELPSTRING      106
#define FMEVENT_HELPMENUITEM    107

#define FMFOCUS_DIR             1
#define FMFOCUS_TREE            2
#define FMFOCUS_DRIVES          3
#define FMFOCUS_SEARCH          4

#define FM_GETFOCUS           (WM_USER + 0x0200)
#define FM_GETSELCOUNT        (WM_USER + 0x0202)
#define FM_GETSELCOUNTLFN     (WM_USER + 0x0203)  /* LFN versions are odd */
#define FM_REFRESH_WINDOWS    (WM_USER + 0x0206)
#define FM_RELOAD_EXTENSIONS  (WM_USER + 0x0207)

#define FM_GETDRIVEINFOA      (WM_USER + 0x0201)
#define FM_GETFILESELA        (WM_USER + 0x0204)
#define FM_GETFILESELLFNA     (WM_USER + 0x0205)  /* LFN versions are odd */

#define FM_GETDRIVEINFOW      (WM_USER + 0x0211)
#define FM_GETFILESELW        (WM_USER + 0x0214)
#define FM_GETFILESELLFNW     (WM_USER + 0x0215)  /* LFN versions are odd */

#ifdef UNICODE
#define FM_GETDRIVEINFO    FM_GETDRIVEINFOW
#define FM_GETFILESEL      FM_GETFILESELW
#define FM_GETFILESELLFN   FM_GETFILESELLFNW
#else
#define FM_GETDRIVEINFO    FM_GETDRIVEINFOA
#define FM_GETFILESEL      FM_GETFILESELA
#define FM_GETFILESELLFN   FM_GETFILESELLFNA
#endif


typedef struct _FMS_GETFILESELA {
   FILETIME ftTime;
   DWORD dwSize;
   BYTE bAttr;
   CHAR szName[260];          // always fully qualified
} FMS_GETFILESELA, FAR *LPFMS_GETFILESELA;

typedef struct _FMS_GETFILESELW {
   FILETIME ftTime ;
   DWORD dwSize;
   BYTE bAttr;
   WCHAR szName[260];          // always fully qualified
} FMS_GETFILESELW, FAR *LPFMS_GETFILESELW;

#ifdef UNICODE
#define FMS_GETFILESEL   FMS_GETFILESELW
#define LPFMS_GETFILESEL LPFMS_GETFILESELW
#else
#define FMS_GETFILESEL   FMS_GETFILESELA
#define LPFMS_GETFILESEL LPFMS_GETFILESELA
#endif


typedef struct _FMS_GETDRIVEINFOA {      // for drive
   DWORD dwTotalSpace;
   DWORD dwFreeSpace;
   CHAR  szPath[260];                    // current directory
   CHAR  szVolume[14];                   // volume label
   CHAR  szShare[128];                   // if this is a net drive
} FMS_GETDRIVEINFOA, FAR *LPFMS_GETDRIVEINFOA;

typedef struct _FMS_GETDRIVEINFOW {      // for drive
   DWORD dwTotalSpace;
   DWORD dwFreeSpace;
   WCHAR szPath[260];                    // current directory
   WCHAR szVolume[14];                   // volume label
   WCHAR szShare[128];                   // if this is a net drive
} FMS_GETDRIVEINFOW, FAR *LPFMS_GETDRIVEINFOW;

#ifdef UNICODE
#define FMS_GETDRIVEINFO   FMS_GETDRIVEINFOW
#define LPFMS_GETDRIVEINFO LPFMS_GETDRIVEINFOW
#else
#define FMS_GETDRIVEINFO   FMS_GETDRIVEINFOA
#define LPFMS_GETDRIVEINFO LPFMS_GETDRIVEINFOA
#endif


typedef struct _FMS_LOADA {
   DWORD dwSize;                        // for version checks
   CHAR  szMenuName[MENU_TEXT_LEN];     // output
   HMENU hMenu;                         // output
   UINT  wMenuDelta;                    // input
} FMS_LOADA, FAR *LPFMS_LOADA;

typedef struct _FMS_LOADW {
   DWORD dwSize;                        // for version checks
   WCHAR szMenuName[MENU_TEXT_LEN];     // output
   HMENU hMenu;                         // output
   UINT  wMenuDelta;                    // input
} FMS_LOADW, FAR *LPFMS_LOADW;

#ifdef UNICODE
#define FMS_LOAD   FMS_LOADW
#define LPFMS_LOAD LPFMS_LOADW
#else
#define FMS_LOAD   FMS_LOADA
#define LPFMS_LOAD LPFMS_LOADA
#endif


// Toolbar definitions

typedef struct tagEXT_BUTTON {
   WORD idCommand;                 /* menu command to trigger */
   WORD idsHelp;                   /* help string ID */
   WORD fsStyle;                   /* button style */
} EXT_BUTTON, FAR *LPEXT_BUTTON;

typedef struct tagFMS_TOOLBARLOAD {
   DWORD dwSize;                   /* for version checks */
   LPEXT_BUTTON lpButtons;         /* output */
   WORD cButtons;                  /* output, 0==>no buttons */
   WORD cBitmaps;                  /* number of non-sep buttons */
   WORD idBitmap;                  /* output */
   HBITMAP hBitmap;                /* output if idBitmap==0 */
} FMS_TOOLBARLOAD, FAR *LPFMS_TOOLBARLOAD;

typedef struct tagFMS_HELPSTRINGA {
   INT   idCommand;       /* input, -1==>the menu was selected */
   HMENU hMenu;           /* input, the extensions menu */
   CHAR  szHelp[128];     /* output, the help string */
} FMS_HELPSTRINGA, FAR *LPFMS_HELPSTRINGA;

typedef struct tagFMS_HELPSTRINGW {
   INT   idCommand;       /* input, -1==>the menu was selected */
   HMENU hMenu;           /* input, the extensions menu */
   WCHAR szHelp[128];     /* output, the help string */
} FMS_HELPSTRINGW, FAR *LPFMS_HELPSTRINGW;

#ifdef UNICODE
#define FMS_HELPSTRING   FMS_HELPSTRINGW
#define LPFMS_HELPSTRING LPFMS_HELPSTRINGW
#else
#define FMS_HELPSTRING   FMS_HELPSTRINGA
#define LPFMS_HELPSTRING LPFMS_HELPSTRINGA
#endif


typedef DWORD (APIENTRY *FM_EXT_PROC)(HWND, WORD, LONG);
typedef DWORD (APIENTRY *FM_UNDELETE_PROC)(HWND, LPTSTR);

#ifdef UNICODE
LONG WINAPI FMExtensionProcW(HWND hwnd, WORD wEvent, LONG lParam);
#else
LONG WINAPI FMExtensionProc(HWND hwnd, WORD wEvent, LONG lParam);
#endif

#ifdef __cplusplus
}                  /* End of extern "C" { */
#endif             /* __cplusplus */

#endif             /* _INC_WFEXT */

