src/common/unichar.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/unichar.cpp
   3 // Purpose:     wxUniChar and wxUniCharRef classes
   4 // Author:      Vaclav Slavik
   5 // Created:     2007-03-19
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2007 REA Elektronik GmbH
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ===========================================================================
  12 // headers
  13 // ===========================================================================
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #include "wx/unichar.h"
  23
  24 // ===========================================================================
  25 // implementation
  26 // ===========================================================================
  27
  28 /* static */
  29 wxUniChar::unicode_type wxUniChar::From8bit(char c)
  30 {
  31     // all supported charsets have the first 128 characters same as ASCII:
  32     if ( (unsigned char)c < 0x80 )
  33         return c;
  34
  35     wchar_t buf[2];
  36     if ( wxConvLibc.ToWChar(buf, 2, &c, 1) != 2 )
  37         return wxT('?'); // FIXME-UTF8: what to use as failure character?
  38     return buf[0];
  39 }
  40
  41 /* static */
  42 char wxUniChar::To8bit(wxUniChar::unicode_type c)
  43 {
  44     // all supported charsets have the first 128 characters same as ASCII:
  45     if ( c < 0x80 )
  46         return c;
  47
  48     wchar_t in = c;
  49     char buf[2];
  50     if ( wxConvLibc.FromWChar(buf, 2, &in, 1) != 2 )
  51         return '?'; // FIXME-UTF8: what to use as failure character?
  52     return buf[0];
  53 }