Added Joel's wxchar.h for future Unicode adventures

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1493 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/wxchar.h b/include/wx/wxchar.h
new file mode 100644 (file)
index 0000000..9083a4c
--- /dev/null
+++ b/include/wx/wxchar.h
@@ -0,0 +1,247 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wxchar.h
+// Purpose:     Declarations common to wx char/wchar_t usage (wide chars)
+// Author:      Joel Farley
+// Modified by:
+// Created:     1998/06/12
+// RCS-ID:      $Id$
+// Copyright:   (c) wxWindows copyright
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_WXCHAR_H_
+#define _WX_WXCHAR_H_
+
+#ifdef __GNUG__
+#pragma interface "wxchar.h"
+#endif
+
+// only do SBCS or _UNICODE
+#if defined (_MBCS )
+#error "MBCS is not supported by wxChar"
+#endif
+
+// only do Unicode for Windows (VC++), for now
+#if defined(_MSC_VER) && defined(__WIN32__)
+
+#include <tchar.h>
+typedef  _TCHAR      wxChar;
+typedef  _TSCHAR        wxSChar;
+typedef  _TUCHAR     wxUChar;
+
+   // ctype.h functions
+#define  wxIsalnum   _istalnum
+#define  wxIsalpha   _istalpha
+#define  wxIsctrl    _istctrl
+#define  wxIsdigit   _istdigit
+#define  wxIsgraph   _istgraph
+#define  wxIslower   _istlower
+#define  wxIsprint   _istprint
+#define  wxIspunct   _istpunct
+#define  wxIsspace   _istspace
+#define  wxIsupper   _istupper
+#define  wxIsxdigit  _istxdigit
+#define  wxTolower   _totlower
+#define  wxToupper   _totupper
+
+   // locale.h functons
+#define  wxSetlocale _tsetlocale
+
+   // string.h functions
+#define  wxStrcat    _tcscat
+#define  wxStrchr    _tcschr
+#define  wxStrcmp    _tcscmp
+#define  wxStrcoll   _tcscoll
+#define  wxStrcpy    _tcscpy
+#define  wxStrcspn   _tcscspn
+#define  wxStrftime  _tcsftime
+#define  wxStrncat   _tcsncat
+#define  wxStrncmp   _tcsncmp
+#define  wxStrncpy   _tcsncpy
+#define  wxStrpbrk   _tcspbrk
+#define  wxStrrchr   _tcsrchr
+#define  wxStrspn    _tcsspn
+#define  wxStrstr    _tcsstr
+#define  wxStrtod    _tcstod
+#define  wxStrtok    _tcstok
+#define  wxStrtol    _tcstol
+#define  wxStrtoul   _tcstoul
+#define  wxStrxfrm   _tcsxfrm
+
+   // stdio.h functions
+#define  wxFgetc     _fgettc
+#define  wxFgetchar  _fgettchar
+#define  wxFgets     _fgetts
+#define  wxFopen     _tfopen
+#define  wxFputc     _fputtc
+#define  wxFputchar  _fputtchar
+#define  wxFprintf   _ftprintf
+#define  wxFreopen   _tfreopen
+#define  wxFscanf    _ftscanf
+#define  wxGetc      _gettc
+#define  wxGetchar   _gettchar
+#define  wxGets      _getts
+#define  wxPerror    _tperror
+#define  wxPrintf    _tprintf
+#define  wxPutc      _puttc
+#define  wxPutchar   _puttchar
+#define  wxPuts      _putts
+#define  wxRemove    _tremove
+#define  wxRename    _trename
+#define  wxScanf     _tscanf
+#define  wxSprintf   _stprintf
+#define  wxSscanf    _stscanf
+#define  wxTmpnam    _ttmpnam
+#define  wxUngetc    _tungetc
+#define  wxVfprint   _vftprintf
+#define  wxVprintf   _vtprintf
+#define  wxVsprintf  _vstprintf
+
+   // stdlib.h functions
+#define  wxAtoi      _ttoi
+#define  wxAtol      _ttol
+#define  wxGetenv    _tgetenv
+#define  wxSystem    _tsystem
+
+   // time.h functions
+#define  wxAsctime   _tasctime
+#define  wxCtime     _tctime
+
+// #elif defined(XXX)
+   // #include XXX-specific files here
+   // typeddef YYY wxChar;
+
+   // translate wxZZZ names
+
+#else//!Unicode
+
+// make sure we aren't doing Unicode
+#if defined ( __WXUNICODE__ ) || defined ( _UNICODE )
+#error   "Please define your compiler's Unicode conventions in wxChar.h"
+#endif
+
+typedef char           wxChar;
+typedef signed char            wxSChar;
+typedef unsigned char  wxUChar;
+
+#define _T(x)          x
+
+   // ctype.h functions
+#define  wxIsalnum   isalnum
+#define  wxIsalpha   isalpha
+#define  wxIsctrl    isctrl
+#define  wxIsdigit   isdigit
+#define  wxIsgraph   isgraph
+#define  wxIslower   islower
+#define  wxIsprint   isprint
+#define  wxIspunct   ispunct
+#define  wxIsspace   isspace
+#define  wxIsupper   isupper
+#define  wxIsxdigit  isxdigit
+#define  wxTolower   tolower
+#define  wxToupper   toupper
+
+   // locale.h functons
+#define  wxSetlocale setlocale
+
+   // string.h functions
+#define  wxStrcat    strcat
+#define  wxStrchr    strchr
+#define  wxStrcmp    strcmp
+#define  wxStrcoll   strcoll
+#define  wxStrcpy    strcpy
+#define  wxStrcspn   strcspn
+#define  wxStrftime  strftime
+#define  wxStrncat   strncat
+#define  wxStrncmp   strncmp
+#define  wxStrncpy   strncpy
+#define  wxStrpbrk   strpbrk
+#define  wxStrrchr   strrchr
+#define  wxStrspn    strspn
+#define  wxStrstr    strstr
+#define  wxStrtod    strtod
+#define  wxStrtok    strtok
+#define  wxStrtol    strtol
+#define  wxStrtoul   strtoul
+#define  wxStrxfrm   strxfrm
+
+   // stdio.h functions
+#define  wxFgetc     fgetc
+#define  wxFgetchar  fgetchar
+#define  wxFgets     fgets
+#define  wxFopen     fopen
+#define  wxFputc     fputc
+#define  wxFputchar  fputchar
+#define  wxFprintf   fprintf
+#define  wxFreopen   freopen
+#define  wxFscanf    fscanf
+#define  wxGetc      getc
+#define  wxGetchar   getchar
+#define  wxGets      gets
+#define  wxPerror    perror
+#define  wxPrintf    printf
+#define  wxPutc      putc
+#define  wxPutchar   putchar
+#define  wxPuts      puts
+#define  wxRemove    remove
+#define  wxRename    rename
+#define  wxScanf     scanf
+#define  wxSprintf   sprintf
+#define  wxSscanf    sscanf
+#define  wxTmpnam    tmpnam
+#define  wxUngetc    ungetc
+#define  wxVfprint   vfprintf
+#define  wxVprintf   vprintf
+#define  wxVsprintf  vsprintf
+
+   // stdlib.h functions
+#define  wxAtoi      atoi
+#define  wxAtol      atol
+#define  wxGetenv    getenv
+#define  wxSystem    system
+
+   // time.h functions
+#define  wxAsctime   asctime
+#define  wxCtime     ctime
+
+#endif//Unicode
+
+
+/// checks whether the passed in pointer is NULL and if the string is empty
+inline bool WXDLLEXPORT wxIsEmpty(const wxChar *p) { return !p || !*p; }
+
+/// safe version of strlen() (returns 0 if passed NULL pointer)
+inline size_t  WXDLLEXPORT wxStrlen(const wxChar *psz)
+#if defined(_MSC_VER)
+   { return psz ? _tcslen(psz) : 0; }
+#else
+   { return psz ? strlen(psz) : 0; }
+#endif
+
+/// portable strcasecmp/_stricmp
+inline int WXDLLEXPORT wxStricmp(const wxChar *, const wxChar *)
+#if defined(_MSC_VER)
+   { return _tcsicmp(psz1, psz2); }
+#elif defined(__BORLANDC__)
+   { return stricmp(psz1, psz2); }
+#elif   defined(__UNIX__) || defined(__GNUWIN32__)
+   { return strcasecmp(psz1, psz2); }
+#else
+  // almost all compilers/libraries provide this function (unfortunately under
+  // different names), that's why we don't implement our own which will surely
+  // be more efficient than this code (uncomment to use):
+  /*
+    register char c1, c2;
+    do {
+      c1 = tolower(*psz1++);
+      c2 = tolower(*psz2++);
+    } while ( c1 && (c1 == c2) );
+
+    return c1 - c2;
+  */
+  
+  #error  "Please define string case-insensitive compare for your OS/compiler"
+#endif  // OS/compiler
+
+#endif
+  //_WX_WXCHAR_H_