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Create Thumbnail Extractor Objects for Your MFC Document Types

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21 Nov 20025 min read 354.2K   4.3K   104  
An article on writing thumbnail shell extensions for your MFC document types
/* jconfig.bcc --- jconfig.h for Borland C (Turbo C) on MS-DOS or OS/2. */
/* see jconfig.doc for explanations */

#define HAVE_PROTOTYPES
#define HAVE_UNSIGNED_CHAR
#define HAVE_UNSIGNED_SHORT
/* #define void char */
/* #define const */
#undef CHAR_IS_UNSIGNED
#define HAVE_STDDEF_H
#define HAVE_STDLIB_H
#undef NEED_BSD_STRINGS
#undef NEED_SYS_TYPES_H
#ifdef __MSDOS__
#define NEED_FAR_POINTERS	/* for small or medium memory model */
#endif
#undef NEED_SHORT_EXTERNAL_NAMES
#undef INCOMPLETE_TYPES_BROKEN	/* this assumes you have -w-stu in CFLAGS */

/* Define "boolean" as unsigned char, not int, per Windows custom */
#ifndef __RPCNDR_H__		/* don't conflict if rpcndr.h already read */
typedef unsigned char boolean;
#endif
#define HAVE_BOOLEAN		/* prevent jmorecfg.h from redefining it */

#ifdef JPEG_INTERNALS

#undef RIGHT_SHIFT_IS_UNSIGNED

#ifdef __MSDOS__
#define USE_MSDOS_MEMMGR	/* Define this if you use jmemdos.c */
#define MAX_ALLOC_CHUNK 65520L	/* Maximum request to malloc() */
#define USE_FMEM		/* Borland has _fmemcpy() and _fmemset() */
#endif

#endif /* JPEG_INTERNALS */

#ifdef JPEG_CJPEG_DJPEG

#define BMP_SUPPORTED		/* BMP image file format */
#define GIF_SUPPORTED		/* GIF image file format */
#define PPM_SUPPORTED		/* PBMPLUS PPM/PGM image file format */
#undef RLE_SUPPORTED		/* Utah RLE image file format */
#define TARGA_SUPPORTED		/* Targa image file format */

#define TWO_FILE_COMMANDLINE
#define USE_SETMODE		/* Borland has setmode() */
#ifdef __MSDOS__
#define NEED_SIGNAL_CATCHER	/* Define this if you use jmemdos.c */
#endif
#undef DONT_USE_B_MODE
#undef PROGRESS_REPORT		/* optional */

#endif /* JPEG_CJPEG_DJPEG */

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Written By
Web Developer Forthnet
Greece Greece
Software developer and Microsoft Trainer, Athens, Greece (MCT, MCSD.net, MCSE 2003, MCDBA 2000,MCTS, MCITP, MCIPD).

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