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 // Windows (VC++) has broad TCHAR support
  25 #if defined(__VISUALC__) && defined(__WIN32__)
  26
  27 #include <tchar.h>
  28 typedef  _TCHAR      wxChar;
  29 typedef  _TSCHAR     wxSChar;
  30 typedef  _TUCHAR     wxUChar;
  31
  32    // ctype.h functions
  33 #define  wxIsalnum   _istalnum
  34 #define  wxIsalpha   _istalpha
  35 #define  wxIsctrl    _istctrl
  36 #define  wxIsdigit   _istdigit
  37 #define  wxIsgraph   _istgraph
  38 #define  wxIslower   _istlower
  39 #define  wxIsprint   _istprint
  40 #define  wxIspunct   _istpunct
  41 #define  wxIsspace   _istspace
  42 #define  wxIsupper   _istupper
  43 #define  wxIsxdigit  _istxdigit
  44 #define  wxTolower   _totlower
  45 #define  wxToupper   _totupper
  46
  47    // locale.h functons
  48 #define  wxSetlocale _tsetlocale
  49
  50    // string.h functions
  51 #define  wxStrcat    _tcscat
  52 #define  wxStrchr    _tcschr
  53 #define  wxStrcmp    _tcscmp
  54 #define  wxStrcoll   _tcscoll
  55 #define  wxStrcpy    _tcscpy
  56 #define  wxStrcspn   _tcscspn
  57 #define  wxStrftime  _tcsftime
  58 #define  wxStrncat   _tcsncat
  59 #define  wxStrncmp   _tcsncmp
  60 #define  wxStrncpy   _tcsncpy
  61 #define  wxStrpbrk   _tcspbrk
  62 #define  wxStrrchr   _tcsrchr
  63 #define  wxStrspn    _tcsspn
  64 #define  wxStrstr    _tcsstr
  65 #define  wxStrtod    _tcstod
  66 #define  wxStrtok    _tcstok
  67 #define  wxStrtol    _tcstol
  68 #define  wxStrtoul   _tcstoul
  69 #define  wxStrxfrm   _tcsxfrm
  70
  71    // stdio.h functions
  72 #define  wxFgetc     _fgettc
  73 #define  wxFgetchar  _fgettchar
  74 #define  wxFgets     _fgetts
  75 #define  wxFopen     _tfopen
  76 #define  wxFputc     _fputtc
  77 #define  wxFputchar  _fputtchar
  78 #define  wxFprintf   _ftprintf
  79 #define  wxFreopen   _tfreopen
  80 #define  wxFscanf    _ftscanf
  81 #define  wxGetc      _gettc
  82 #define  wxGetchar   _gettchar
  83 #define  wxGets      _getts
  84 #define  wxPerror    _tperror
  85 #define  wxPrintf    _tprintf
  86 #define  wxPutc      _puttc
  87 #define  wxPutchar   _puttchar
  88 #define  wxPuts      _putts
  89 #define  wxRemove    _tremove
  90 #define  wxRename    _trename
  91 #define  wxScanf     _tscanf
  92 #define  wxSprintf   _stprintf
  93 #define  wxSscanf    _stscanf
  94 #define  wxTmpnam    _ttmpnam
  95 #define  wxUngetc    _tungetc
  96 #define  wxVfprint   _vftprintf
  97 #define  wxVprintf   _vtprintf
  98 #define  wxVsprintf  _vstprintf
  99
 100    // stdlib.h functions
 101 #define  wxAtoi      _ttoi
 102 #define  wxAtol      _ttol
 103 #define  wxGetenv    _tgetenv
 104 #define  wxSystem    _tsystem
 105
 106    // time.h functions
 107 #define  wxAsctime   _tasctime
 108 #define  wxCtime     _tctime
 109
 110 // #elif defined(XXX)
 111    // #include XXX-specific files here
 112    // typeddef YYY wxChar;
 113
 114    // translate wxZZZ names
 115
 116 #else//!Windows (VC++)
 117
 118 // check whether we are doing Unicode
 119 #if wxUSE_UNICODE
 120
 121 #include <wchar.h>
 122 #include <wctype.h>
 123
 124 // this is probably glibc-specific
 125 #if defined(__WCHAR_TYPE__)
 126
 127 typedef __WCHAR_TYPE__          wxChar;
 128 typedef signed __WCHAR_TYPE__   wxSChar;
 129 typedef unsigned __WCHAR_TYPE__ wxUChar;
 130
 131 #define _T(x)                   L##x
 132
 133    // ctype.h functions (wctype.h)
 134 #define  wxIsalnum   iswalnum
 135 #define  wxIsalpha   iswalpha
 136 #define  wxIsctrl    iswcntrl
 137 #define  wxIsdigit   iswdigit
 138 #define  wxIsgraph   iswgraph
 139 #define  wxIslower   iswlower
 140 #define  wxIsprint   iswprint
 141 #define  wxIspunct   iswpunct
 142 #define  wxIsspace   iswspace
 143 #define  wxIsupper   iswupper
 144 #define  wxIsxdigit  iswxdigit
 145 #define  wxTolower   towlower
 146 #define  wxToupper   towupper
 147
 148    // string.h functions (wchar.h)
 149 #define  wxStrcat    wcscat
 150 #define  wxStrchr    wcschr
 151 #define  wxStrcmp    wcscmp
 152 #define  wxStrcoll   wcscoll
 153 #define  wxStrcpy    wcscpy
 154 #define  wxStrcspn   wcscspn
 155 #define  wxStrncat   wcsncat
 156 #define  wxStrncmp   wcsncmp
 157 #define  wxStrncpy   wcsncpy
 158 #define  wxStrpbrk   wcspbrk
 159 #define  wxStrrchr   wcsrchr
 160 #define  wxStrspn    wcsspn
 161 #define  wxStrstr    wcsstr
 162 #define  wxStrtod    wcstod
 163 #define  wxStrtok    wcstok
 164 #define  wxStrtol    wcstol
 165 #define  wxStrtoul   wcstoul
 166 #define  wxStrxfrm   wcsxfrm
 167
 168 // glibc doesn't have wc equivalents of the other stuff
 169 // do we need to write wrappers for them?
 170
 171 #else
 172 #error   "Please define your compiler's Unicode conventions in wxChar.h"
 173 #endif
 174 #else//!Unicode
 175
 176 typedef char            wxChar;
 177 typedef signed char     wxSChar;
 178 typedef unsigned char   wxUChar;
 179
 180 #define _T(x)           x
 181
 182    // ctype.h functions
 183 #define  wxIsalnum   isalnum
 184 #define  wxIsalpha   isalpha
 185 #define  wxIsctrl    isctrl
 186 #define  wxIsdigit   isdigit
 187 #define  wxIsgraph   isgraph
 188 #define  wxIslower   islower
 189 #define  wxIsprint   isprint
 190 #define  wxIspunct   ispunct
 191 #define  wxIsspace   isspace
 192 #define  wxIsupper   isupper
 193 #define  wxIsxdigit  isxdigit
 194 #define  wxTolower   tolower
 195 #define  wxToupper   toupper
 196
 197    // locale.h functons
 198 #define  wxSetlocale setlocale
 199
 200    // string.h functions
 201 #define  wxStrcat    strcat
 202 #define  wxStrchr    strchr
 203 #define  wxStrcmp    strcmp
 204 #define  wxStrcoll   strcoll
 205 #define  wxStrcpy    strcpy
 206 #define  wxStrcspn   strcspn
 207 #define  wxStrncat   strncat
 208 #define  wxStrncmp   strncmp
 209 #define  wxStrncpy   strncpy
 210 #define  wxStrpbrk   strpbrk
 211 #define  wxStrrchr   strrchr
 212 #define  wxStrspn    strspn
 213 #define  wxStrstr    strstr
 214 #define  wxStrtod    strtod
 215 #define  wxStrtok    strtok
 216 #define  wxStrtol    strtol
 217 #define  wxStrtoul   strtoul
 218 #define  wxStrxfrm   strxfrm
 219
 220    // stdio.h functions
 221 #define  wxFgetc     fgetc
 222 #define  wxFgetchar  fgetchar
 223 #define  wxFgets     fgets
 224 #define  wxFopen     fopen
 225 #define  wxFputc     fputc
 226 #define  wxFputchar  fputchar
 227 #define  wxFprintf   fprintf
 228 #define  wxFreopen   freopen
 229 #define  wxFscanf    fscanf
 230 #define  wxGetc      getc
 231 #define  wxGetchar   getchar
 232 #define  wxGets      gets
 233 #define  wxPerror    perror
 234 #define  wxPrintf    printf
 235 #define  wxPutc      putc
 236 #define  wxPutchar   putchar
 237 #define  wxPuts      puts
 238 #define  wxRemove    remove
 239 #define  wxRename    rename
 240 #define  wxScanf     scanf
 241 #define  wxSprintf   sprintf
 242 #define  wxSscanf    sscanf
 243 #define  wxTmpnam    tmpnam
 244 #define  wxUngetc    ungetc
 245 #define  wxVfprint   vfprintf
 246 #define  wxVprintf   vprintf
 247 #define  wxVsprintf  vsprintf
 248
 249    // stdlib.h functions
 250 #define  wxAtoi      atoi
 251 #define  wxAtol      atol
 252 #define  wxGetenv    getenv
 253 #define  wxSystem    system
 254
 255    // time.h functions
 256 #define  wxAsctime   asctime
 257 #define  wxCtime     ctime
 258 #define  wxStrftime  strftime
 259
 260 #endif//Unicode
 261 #endif
 262
 263
 264 /// checks whether the passed in pointer is NULL and if the string is empty
 265 inline bool WXDLLEXPORT wxIsEmpty(const wxChar *p) { return !p || !*p; }
 266
 267 /// safe version of strlen() (returns 0 if passed NULL pointer)
 268 inline size_t  WXDLLEXPORT wxStrlen(const wxChar *psz)
 269 #if defined(__VISUALC__)
 270    { return psz ? _tcslen(psz) : 0; }
 271 #elif wxUSE_UNICODE
 272    { return psz ? wcslen(psz) : 0; }
 273 #else
 274    { return psz ? strlen(psz) : 0; }
 275 #endif
 276
 277 /// portable strcasecmp/_stricmp
 278 inline int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2)
 279 #if defined(__VISUALC__)
 280    { return _tcsicmp(psz1, psz2); }
 281 #elif defined(__BORLANDC__) && !wxUSE_UNICODE
 282    { return stricmp(psz1, psz2); }
 283 #elif defined(__UNIX__) || defined(__GNUWIN32__)
 284 #if !wxUSE_UNICODE
 285    { return strcasecmp(psz1, psz2); }
 286 #else // glibc doesn't seem to have wide char equivalent
 287    {
 288      register wxChar c1, c2;
 289      do {
 290        c1 = wxTolower(*psz1++);
 291        c2 = wxTolower(*psz2++);
 292      } while ( c1 && (c1 == c2) );
 293
 294      return c1 - c2;
 295    }
 296 #endif
 297 #else
 298   // almost all compilers/libraries provide this function (unfortunately under
 299   // different names), that's why we don't implement our own which will surely
 300   // be more efficient than this code (uncomment to use):
 301   /*
 302     register wxChar c1, c2;
 303     do {
 304       c1 = wxTolower(*psz1++);
 305       c2 = wxTolower(*psz2++);
 306     } while ( c1 && (c1 == c2) );
 307
 308     return c1 - c2;
 309   */
 310
 311   #error  "Please define string case-insensitive compare for your OS/compiler"
 312 #endif  // OS/compiler
 313
 314 #endif
 315   //_WX_WXCHAR_H_