include/wx/wxchar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wxchar.h
   3 // Purpose:     Declarations common to wx char/wchar_t usage (wide chars)
   4 // Author:      Joel Farley
   5 // Modified by:
   6 // Created:     1998/06/12
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWindows copyright
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_WXCHAR_H_
  13 #define _WX_WXCHAR_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "wxchar.h"
  17 #endif
  18
  19 // only do SBCS or _UNICODE
  20 #if defined (_MBCS )
  21 #error "MBCS is not supported by wxChar"
  22 #endif
  23
  24 // set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined
  25 #if defined(_UNICODE) || defined(UNICODE)
  26 #undef wxUSE_UNICODE
  27 #define wxUSE_UNICODE 1
  28 #else
  29 #ifndef wxUSE_UNICODE
  30 #define wxUSE_UNICODE 0
  31 #endif
  32 #endif
  33
  34 // and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1...
  35 #if wxUSE_UNICODE
  36 #ifndef _UNICODE
  37 #define _UNICODE
  38 #endif
  39 #ifndef UNICODE
  40 #define UNICODE
  41 #endif
  42 #endif
  43
  44 // Windows (VC++) has broad TCHAR support
  45 #if defined(__VISUALC__) && defined(__WIN32__)
  46
  47 #include <tchar.h>
  48 #if wxUSE_UNICODE // temporary - preserve binary compatibility
  49 typedef  _TCHAR      wxChar;
  50 typedef  _TSCHAR     wxSChar;
  51 typedef  _TUCHAR     wxUChar;
  52 #else
  53 #define wxChar char
  54 #define wxSChar signed char
  55 #define wxUChar unsigned char
  56 #endif
  57
  58    // ctype.h functions
  59 #define  wxIsalnum   _istalnum
  60 #define  wxIsalpha   _istalpha
  61 #define  wxIsctrl    _istctrl
  62 #define  wxIsdigit   _istdigit
  63 #define  wxIsgraph   _istgraph
  64 #define  wxIslower   _istlower
  65 #define  wxIsprint   _istprint
  66 #define  wxIspunct   _istpunct
  67 #define  wxIsspace   _istspace
  68 #define  wxIsupper   _istupper
  69 #define  wxIsxdigit  _istxdigit
  70 #define  wxTolower   _totlower
  71 #define  wxToupper   _totupper
  72
  73    // locale.h functons
  74 #define  wxSetlocale _tsetlocale
  75
  76    // string.h functions
  77 #define  wxStrcat    _tcscat
  78 #define  wxStrchr    _tcschr
  79 #define  wxStrcmp    _tcscmp
  80 #define  wxStrcoll   _tcscoll
  81 #define  wxStrcpy    _tcscpy
  82 #define  wxStrcspn   _tcscspn
  83 #define  wxStrftime  _tcsftime
  84 #define  wxStricmp   _tcsicmp
  85 #define  wxStrlen_   _tcslen // used in wxStrlen inline function
  86 #define  wxStrncat   _tcsncat
  87 #define  wxStrncmp   _tcsncmp
  88 #define  wxStrncpy   _tcsncpy
  89 #define  wxStrpbrk   _tcspbrk
  90 #define  wxStrrchr   _tcsrchr
  91 #define  wxStrspn    _tcsspn
  92 #define  wxStrstr    _tcsstr
  93 #define  wxStrtod    _tcstod
  94 // is there a _tcstok[_r] ?
  95 #define  wxStrtol    _tcstol
  96 #define  wxStrtoul   _tcstoul
  97 #define  wxStrxfrm   _tcsxfrm
  98
  99    // stdio.h functions
 100 #define  wxFgetc     _fgettc
 101 #define  wxFgetchar  _fgettchar
 102 #define  wxFgets     _fgetts
 103 #define  wxFopen     _tfopen
 104 #define  wxFputc     _fputtc
 105 #define  wxFputchar  _fputtchar
 106 #define  wxFprintf   _ftprintf
 107 #define  wxFreopen   _tfreopen
 108 #define  wxFscanf    _ftscanf
 109 #define  wxGetc      _gettc
 110 #define  wxGetchar   _gettchar
 111 #define  wxGets      _getts
 112 #define  wxPerror    _tperror
 113 #define  wxPrintf    _tprintf
 114 #define  wxPutc      _puttc
 115 #define  wxPutchar   _puttchar
 116 #define  wxPuts      _putts
 117 #define  wxRemove    _tremove
 118 #define  wxRename    _trename
 119 #define  wxScanf     _tscanf
 120 #define  wxSprintf   _stprintf
 121 #define  wxSscanf    _stscanf
 122 #define  wxTmpnam    _ttmpnam
 123 #define  wxUngetc    _tungetc
 124 #define  wxVfprint   _vftprintf
 125 #define  wxVprintf   _vtprintf
 126 #define  wxVsscanf   _vstscanf
 127 #define  wxVsprintf  _vstprintf
 128
 129    // stdlib.h functions
 130 #if !wxUSE_UNICODE
 131 #define  wxAtof      atof
 132 #endif
 133 #define  wxAtoi      _ttoi
 134 #define  wxAtol      _ttol
 135 #define  wxGetenv    _tgetenv
 136 #define  wxSystem    _tsystem
 137
 138    // time.h functions
 139 #define  wxAsctime   _tasctime
 140 #define  wxCtime     _tctime
 141
 142 // #elif defined(XXX)
 143    // #include XXX-specific files here
 144    // typeddef YYY wxChar;
 145
 146    // translate wxZZZ names
 147
 148 #elif defined(__BORLANDC__) && defined(__WIN32__)
 149
 150 // Borland C++ 4.52 doesn't have much tchar support
 151 // maybe Borland C++ 5.02 has, can't check right now
 152 // but I'll use the Win32 API instead here
 153
 154 #include <tchar.h>
 155 #if wxUSE_UNICODE // temporary - preserve binary compatibility
 156 typedef  _TCHAR      wxChar;
 157 typedef  _TSCHAR     wxSChar;
 158 typedef  _TUCHAR     wxUChar;
 159 #else
 160 #define wxChar char
 161 #define wxSChar signed char
 162 #define wxUChar unsigned char
 163 #endif
 164
 165 #include <windef.h>
 166 #include <winbase.h>
 167 #include <winnls.h>
 168 #include <winnt.h>
 169
 170    // ctype.h functions
 171 inline WORD __wxMSW_ctype(wxChar ch)
 172 {
 173   WORD ret;
 174   GetStringTypeEx(LOCALE_USER_DEFAULT, CT_CTYPE1, &ch, 1, &ret);
 175   return ret;
 176 }
 177 #define  wxIsalnum(x)  IsCharAlphaNumeric
 178 #define  wxIsalpha     IsCharAlpha
 179 #define  wxIsctrl(x)   (__wxMSW_ctype(x) & C1_CNTRL)
 180 #define  wxIsdigit(x)  (__wxMSW_ctype(x) & C1_DIGIT)
 181 #define  wxIsgraph(x)  (__wxMSW_ctype(x) & (C1_DIGIT|C1_PUNCT|C1_ALPHA))
 182 #define  wxIslower(x)  IsCharLower
 183 #define  wxIsprint(x)  (__wxMSW_ctype(x) & (C1_DIGIT|C1_SPACE|C1_PUNCT|C1_ALPHA))
 184 #define  wxIspunct(x)  (__wxMSW_ctype(x) & C1_PUNCT)
 185 #define  wxIsspace(x)  (__wxMSW_ctype(x) & C1_SPACE)
 186 #define  wxIsupper(x)  IsCharUpper
 187 #define  wxIsxdigit(x) (__wxMSW_ctype(x) & C1_XDIGIT)
 188 #define  wxTolower(x)  (wxChar)CharLower((LPTSTR)(x))
 189 #define  wxToupper(x)  (wxChar)CharUpper((LPTSTR)(x))
 190
 191 // #define  wxStrtok    strtok_r // Borland C++ 4.52 doesn't have strtok_r
 192 #define wxNEED_WX_STRING_H
 193 #define wxNEED_WX_STDIO_H
 194 #define wxNEED_WX_STDLIB_H
 195 #define wxNEED_WX_TIME_H
 196 #define wxNEED_WCSLEN
 197
 198 #else//!Windows
 199
 200 // wchar_t will be used in buffer.h, so include it rather unconditionally
 201 #include <wchar.h>
 202
 203 // check whether we are doing Unicode
 204 #if wxUSE_UNICODE
 205
 206 #include <wctype.h>
 207
 208 // this is probably glibc-specific
 209 #if defined(__WCHAR_TYPE__)
 210
 211 typedef __WCHAR_TYPE__          wxChar;
 212 typedef signed __WCHAR_TYPE__   wxSChar;
 213 typedef unsigned __WCHAR_TYPE__ wxUChar;
 214
 215 #define _T(x)                   L##x
 216
 217    // ctype.h functions (wctype.h)
 218 #define  wxIsalnum   iswalnum
 219 #define  wxIsalpha   iswalpha
 220 #define  wxIsctrl    iswcntrl
 221 #define  wxIsdigit   iswdigit
 222 #define  wxIsgraph   iswgraph
 223 #define  wxIslower   iswlower
 224 #define  wxIsprint   iswprint
 225 #define  wxIspunct   iswpunct
 226 #define  wxIsspace   iswspace
 227 #define  wxIsupper   iswupper
 228 #define  wxIsxdigit  iswxdigit
 229
 230 #if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
 231     // /usr/include/wctype.h incorrectly declares translations tables which
 232     // provokes tons of compile-time warnings - try to correct this
 233     #define  wxTolower(wc)   towctrans((wc), (wctrans_t)__ctype_tolower)
 234     #define  wxToupper(wc)   towctrans((wc), (wctrans_t)__ctype_toupper)
 235 #else
 236     #define  wxTolower   towlower
 237     #define  wxToupper   towupper
 238 #endif // gcc/!gcc
 239
 240    // string.h functions (wchar.h)
 241 #define  wxStrcat    wcscat
 242 #define  wxStrchr    wcschr
 243 #define  wxStrcmp    wcscmp
 244 #define  wxStrcoll   wcscoll
 245 #define  wxStrcpy    wcscpy
 246 #define  wxStrcspn   wcscspn
 247 #define  wxStrlen_   wcslen // used in wxStrlen inline function
 248 #define  wxStrncat   wcsncat
 249 #define  wxStrncmp   wcsncmp
 250 #define  wxStrncpy   wcsncpy
 251 #define  wxStrpbrk   wcspbrk
 252 #define  wxStrrchr   wcsrchr
 253 #define  wxStrspn    wcsspn
 254 #define  wxStrstr    wcsstr
 255 #define  wxStrtod    wcstod
 256 #define  wxStrtok    wcstok
 257 #define  wxStrtol    wcstol
 258 #define  wxStrtoul   wcstoul
 259 #define  wxStrxfrm   wcsxfrm
 260
 261 // glibc doesn't have wc equivalents of the other stuff
 262 #define wxNEED_WX_STDIO_H
 263 #define wxNEED_WX_STDLIB_H
 264 #define wxNEED_WX_TIME_H
 265
 266 #else//!glibc
 267 #error   "Please define your compiler's Unicode conventions in wxChar.h"
 268 #endif
 269 #else//!Unicode
 270
 271 #include <ctype.h>
 272 #include <string.h>
 273
 274 #if 0 // temporary - preserve binary compatibilty
 275 typedef char            wxChar;
 276 typedef signed char     wxSChar;
 277 typedef unsigned char   wxUChar;
 278 #else
 279 #define wxChar char
 280 #define wxSChar signed char
 281 #define wxUChar unsigned char
 282 #endif
 283
 284 #define _T(x)           x
 285
 286    // ctype.h functions
 287 #define  wxIsalnum   isalnum
 288 #define  wxIsalpha   isalpha
 289 #define  wxIsctrl    isctrl
 290 #define  wxIsdigit   isdigit
 291 #define  wxIsgraph   isgraph
 292 #define  wxIslower   islower
 293 #define  wxIsprint   isprint
 294 #define  wxIspunct   ispunct
 295 #define  wxIsspace   isspace
 296 #define  wxIsupper   isupper
 297 #define  wxIsxdigit  isxdigit
 298 #define  wxTolower   tolower
 299 #define  wxToupper   toupper
 300
 301    // locale.h functons
 302 #define  wxSetlocale setlocale
 303
 304    // string.h functions
 305 #define  wxStricmp   strcasecmp
 306 // #define  wxStrtok    strtok_r // this needs a configure check
 307
 308    // leave the rest to defaults below
 309 #define wxNEED_WX_STRING_H
 310 #define wxNEED_WX_STDIO_H
 311 #define wxNEED_WX_STDLIB_H
 312 #define wxNEED_WX_TIME_H
 313
 314 #endif//Unicode
 315 #endif//TCHAR-aware compilers
 316
 317 // define wxStricmp for various compilers without Unicode possibilities
 318 #if !defined(wxStricmp) && !wxUSE_UNICODE
 319 #if defined(__BORLANDC__) || defined(__WATCOMC__) || defined(__SALFORDC__)
 320     #define wxStricmp stricmp
 321 #elif defined(__SC__) || defined(__VISUALC__) || (defined(__MWERKS) && defined(__INTEL__))
 322     #define wxStricmp _stricmp
 323 #elif defined(__UNIX__) || defined(__GNUWIN32__)
 324     #define wxStricmp strcasecmp
 325 #elif defined(__MWERKS__) && !defined(__INTEL__)
 326     // use wxWindows' implementation
 327 #else
 328     // if you leave wxStricmp undefined, wxWindows' implementation will be used
 329     #error  "Please define string case-insensitive compare for your OS/compiler"
 330 #endif
 331 #endif
 332
 333 // if we need to define for standard headers, and we're not using Unicode,
 334 // just define to standard C library routines
 335 #if !wxUSE_UNICODE
 336 #ifdef wxNEED_WX_STRING_H
 337 #define  wxStrcat    strcat
 338 #define  wxStrchr    strchr
 339 #define  wxStrcmp    strcmp
 340 #define  wxStrcoll   strcoll
 341 #define  wxStrcpy    strcpy
 342 #define  wxStrcspn   strcspn
 343 #define  wxStrdup    strdup
 344 #define  wxStrlen_   strlen // used in wxStrlen inline function
 345 #define  wxStrncat   strncat
 346 #define  wxStrncmp   strncmp
 347 #define  wxStrncpy   strncpy
 348 #define  wxStrpbrk   strpbrk
 349 #define  wxStrrchr   strrchr
 350 #define  wxStrspn    strspn
 351 #define  wxStrstr    strstr
 352 #define  wxStrtod    strtod
 353 #define  wxStrtol    strtol
 354 #define  wxStrtoul   strtoul
 355 #define  wxStrxfrm   strxfrm
 356 #undef wxNEED_WX_STRING_H
 357 #endif
 358
 359 #ifdef wxNEED_WX_STDIO_H
 360 #define  wxFgetc     fgetc
 361 #define  wxFgetchar  fgetchar
 362 #define  wxFgets     fgets
 363 #define  wxFopen     fopen
 364 #define  wxFputc     fputc
 365 #define  wxFputchar  fputchar
 366 #define  wxFprintf   fprintf
 367 #define  wxFreopen   freopen
 368 #define  wxFscanf    fscanf
 369 #define  wxGetc      getc
 370 #define  wxGetchar   getchar
 371 #define  wxGets      gets
 372 #define  wxPerror    perror
 373 #define  wxPrintf    printf
 374 #define  wxPutc      putc
 375 #define  wxPutchar   putchar
 376 #define  wxPuts      puts
 377 #define  wxRemove    remove
 378 #define  wxRename    rename
 379 #define  wxScanf     scanf
 380 #define  wxSprintf   sprintf
 381 #define  wxSscanf    sscanf
 382 #define  wxTmpnam    tmpnam
 383 #define  wxUngetc    ungetc
 384 #define  wxVfprint   vfprintf
 385 #define  wxVprintf   vprintf
 386 #define  wxVsscanf   vsscanf
 387 #define  wxVsprintf  vsprintf
 388 #undef wxNEED_WX_STDIO_H
 389 #endif
 390
 391 #ifdef wxNEED_WX_STDLIB_H
 392 #define  wxAtof      atof
 393 #define  wxAtoi      atoi
 394 #define  wxAtol      atol
 395 #define  wxGetenv    getenv
 396 #define  wxSystem    system
 397 #undef wxNEED_WX_STDLIB_H
 398 #endif
 399
 400 #ifdef wxNEED_WX_TIME_H
 401 #define  wxAsctime   asctime
 402 #define  wxCtime     ctime
 403 #define  wxStrftime  strftime
 404 #undef wxNEED_WX_TIME_H
 405 #endif
 406 #endif //!Unicode
 407
 408 #if defined(wxNEED_WCSLEN) && wxUSE_UNICODE
 409 #define wcslen wxStrlen
 410 #undef wxNEED_WCSLEN
 411 #endif
 412
 413 /// checks whether the passed in pointer is NULL and if the string is empty
 414 inline bool WXDLLEXPORT wxIsEmpty(const wxChar *p) { return !p || !*p; }
 415
 416 #ifndef wxNEED_WX_STRING_H
 417 /// safe version of strlen() (returns 0 if passed NULL pointer)
 418 inline size_t WXDLLEXPORT wxStrlen(const wxChar *psz)
 419    { return psz ? wxStrlen_(psz) : 0; }
 420 #endif
 421
 422 // multibyte<->widechar conversion
 423 size_t WXDLLEXPORT wxMB2WC(wchar_t *buf, const char *psz, size_t n);
 424 size_t WXDLLEXPORT wxWC2MB(char *buf, const wchar_t *psz, size_t n);
 425 #if wxUSE_UNICODE
 426 #define wxMB2WX wxMB2WC
 427 #define wxWX2MB wxWC2MB
 428 #define wxWC2WX wxStrncpy
 429 #define wxWX2WC wxStrncpy
 430 #else
 431 #define wxMB2WX wxStrncpy
 432 #define wxWX2MB wxStrncpy
 433 #define wxWC2WX wxWC2MB
 434 #define wxWX2WC wxMB2WC
 435 #endif
 436
 437 // if libc versions are not available, use replacements defined in wxchar.cpp
 438 #ifndef wxStrdup
 439 wxChar * WXDLLEXPORT wxStrdup(const wxChar *psz);
 440 #endif
 441
 442 #ifndef wxStricmp
 443 int      WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2);
 444 #endif
 445
 446 #ifndef wxStrtok
 447 wxChar * WXDLLEXPORT wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
 448 #endif
 449
 450 #ifndef wxSetlocale
 451 wxChar * WXDLLEXPORT wxSetlocale(int category, const wxChar *locale);
 452 #endif
 453
 454 #ifdef wxNEED_WCSLEN // for use in buffer.h
 455 size_t   WXDLLEXPORT wcslen(const wchar_t *s);
 456 #endif
 457
 458 #ifdef wxNEED_WX_STRING_H
 459 int      WXDLLEXPORT wxStrcmp(const wxChar *psz1, const wxChar *psz2);
 460 size_t   WXDLLEXPORT wxStrlen(const wxChar *s);
 461 #endif
 462
 463 #ifdef wxNEED_WX_STDIO_H
 464 #include <stdio.h>
 465 #include <stdarg.h>
 466 int      WXDLLEXPORT wxPrintf(const wxChar *fmt, ...);
 467 int      WXDLLEXPORT wxVprintf(const wxChar *fmt, va_list argptr);
 468 int      WXDLLEXPORT wxFprintf(FILE *stream, const wxChar *fmt, ...);
 469 int      WXDLLEXPORT wxVfprintf(FILE *stream, const wxChar *fmt, va_list argptr);
 470 int      WXDLLEXPORT wxSprintf(wxChar *buf, const wxChar *fmt, ...);
 471 int      WXDLLEXPORT wxVsprintf(wxChar *buf, const wxChar *fmt, va_list argptr);
 472 int      WXDLLEXPORT wxSscanf(const wxChar *buf, const wxChar *fmt, ...);
 473 int      WXDLLEXPORT wxVsscanf(const wxChar *buf, const wxChar *fmt, va_list argptr);
 474 #endif
 475
 476 #ifndef wxAtof
 477 double   WXDLLEXPORT wxAtof(const wxChar *psz);
 478 #endif
 479
 480 #ifdef wxNEED_WX_STDLIB_H
 481 int      WXDLLEXPORT wxAtoi(const wxChar *psz);
 482 long     WXDLLEXPORT wxAtol(const wxChar *psz);
 483 wxChar * WXDLLEXPORT wxGetenv(const wxChar *name);
 484 int      WXDLLEXPORT wxSystem(const wxChar *psz);
 485 #endif
 486
 487 #endif
 488   //_WX_WXCHAR_H_