Renamed wxPrintNativeData methods to better match

[wxWidgets.git] / src / common / strconv.cpp

diff --git a/src/common/strconv.cpp b/src/common/strconv.cpp
index 40c4ae3c500e0938c790c7765c851d3f9239620e..011d3280b81992aa177a6e6af4c72b567ce9a98e 100644 (file)
--- a/src/common/strconv.cpp
+++ b/src/common/strconv.cpp
@@ -1,12 +1,13 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        strconv.cpp
 // Purpose:     Unicode conversion classes
 /////////////////////////////////////////////////////////////////////////////
 // Name:        strconv.cpp
 // Purpose:     Unicode conversion classes

-// Author:      Ove Kaaven, Robert Roebling, Vadim Zeitlin
+// Author:      Ove Kaaven, Robert Roebling, Vadim Zeitlin, Vaclav Slavik

 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     29/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) 1999 Ove Kaaven, Robert Roebling, Vadim Zeitlin
-// Licence:     wxWindows license
+// Copyright:   (c) 1999 Ove Kaaven, Robert Roebling, Vaclav Slavik
+//              (c) 2000-2003 Vadim Zeitlin
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,7 +18,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

   #pragma implementation "strconv.h"
 #endif
 
   #pragma implementation "strconv.h"
 #endif
 


@@ -28,80 +29,102 @@
   #pragma hdrstop
 #endif
 
   #pragma hdrstop
 #endif
 

+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/log.h"
+#endif // WX_PRECOMP
+
+#include "wx/strconv.h"
+
+#if wxUSE_WCHAR_T
+

 #ifdef __WXMSW__
 #ifdef __WXMSW__

-  #include "wx/msw/private.h"
+    #include "wx/msw/private.h"
+#endif
+
+#ifdef __WINDOWS__
+    #include "wx/msw/missing.h"

 #endif
 
 #endif
 

+#ifndef __WXWINCE__

 #include <errno.h>
 #include <errno.h>

+#endif
+

 #include <ctype.h>
 #include <string.h>
 #include <stdlib.h>
 
 #include <ctype.h>
 #include <string.h>
 #include <stdlib.h>
 

+#if defined(__WIN32__) && !defined(__WXMICROWIN__)
+    #define wxHAVE_WIN32_MB2WC
+#endif // __WIN32__ but !__WXMICROWIN__
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+

 #ifdef __SALFORDC__
 #ifdef __SALFORDC__

-  #include <clib.h>
+    #include <clib.h>

 #endif
 
 #endif
 

-#ifdef HAVE_ICONV_H
-  #include <iconv.h>
+#ifdef HAVE_ICONV
+    #include <iconv.h>

 #endif
 
 #endif
 

-#ifdef __WXMSW__
-  #include <windows.h>
-#endif
+#include "wx/encconv.h"
+#include "wx/fontmap.h"
+#include "wx/utils.h"

 
 

-#include "wx/debug.h"
-#include "wx/strconv.h"
-#include "wx/intl.h"
-#include "wx/log.h"
+#ifdef __WXMAC__
+#include <ATSUnicode.h>
+#include <TextCommon.h>
+#include <TextEncodingConverter.h>

 
 

-#if defined(WORDS_BIGENDIAN) || defined(__STDC_ISO_10646__)
-#define BSWAP_UCS4(str, len)
-#define BSWAP_UCS2(str, len)
-#else
-#define BSWAP_UCS4(str, len) { unsigned _c; for (_c=0; _c<len; _c++) str[_c]=wxUINT32_SWAP_ALWAYS(str[_c]); }
-#define BSWAP_UCS2(str, len) { unsigned _c; for (_c=0; _c<len; _c++) str[_c]=wxUINT16_SWAP_ALWAYS(str[_c]); }
-#define WC_NEED_BSWAP
+#include  "wx/mac/private.h"  // includes mac headers

 #endif
 #endif

-#define BSWAP_UTF32(str, len) BSWAP_UCS4(str, len)
-#define BSWAP_UTF16(str, len) BSWAP_UCS2(str, len)
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------

 
 

-// under Unix SIZEOF_WCHAR_T is defined by configure, but under other platforms
-// it might be not defined - assume the most common value
-#ifndef SIZEOF_WCHAR_T
-    #define SIZEOF_WCHAR_T 2
-#endif // !defined(SIZEOF_WCHAR_T)
+#define BSWAP_UCS4(str, len) { unsigned _c; for (_c=0; _c<len; _c++) str[_c]=wxUINT32_SWAP_ALWAYS(str[_c]); }
+#define BSWAP_UTF16(str, len) { unsigned _c; for (_c=0; _c<len; _c++) str[_c]=wxUINT16_SWAP_ALWAYS(str[_c]); }

 
 #if SIZEOF_WCHAR_T == 4
 
 #if SIZEOF_WCHAR_T == 4

-    #define WC_NAME "UCS4"
-    #define WC_BSWAP BSWAP_UCS4
+    #define WC_NAME         "UCS4"
+    #define WC_BSWAP         BSWAP_UCS4
+    #ifdef WORDS_BIGENDIAN
+      #define WC_NAME_BEST  "UCS-4BE"
+    #else
+      #define WC_NAME_BEST  "UCS-4LE"
+    #endif

 #elif SIZEOF_WCHAR_T == 2
 #elif SIZEOF_WCHAR_T == 2

-    #define WC_NAME "UTF16"
-    #define WC_BSWAP BSWAP_UTF16
+    #define WC_NAME         "UTF16"
+    #define WC_BSWAP         BSWAP_UTF16

     #define WC_UTF16
     #define WC_UTF16

+    #ifdef WORDS_BIGENDIAN
+      #define WC_NAME_BEST  "UTF-16BE"
+    #else
+      #define WC_NAME_BEST  "UTF-16LE"
+    #endif

 #else // sizeof(wchar_t) != 2 nor 4
 #else // sizeof(wchar_t) != 2 nor 4

-    // I don't know what to do about this
-    #error "Weird sizeof(wchar_t): please report your platform details to wx-users mailing list"
+    // does this ever happen?
+    #error "Unknown sizeof(wchar_t): please report this to wx-dev@lists.wxwindows.org"

 #endif
 
 #endif
 

-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
-
-WXDLLEXPORT_DATA(wxMBConv *) wxConvCurrent = &wxConvLibc;
-

 // ============================================================================
 // implementation
 // ============================================================================
 
 // ============================================================================
 // implementation
 // ============================================================================
 

-#if wxUSE_WCHAR_T
+// ----------------------------------------------------------------------------
+// UTF-16 en/decoding to/from UCS-4
+// ----------------------------------------------------------------------------

 
 

-#ifdef WC_UTF16

 
 

-static size_t encode_utf16(wxUint32 input, wchar_t *output)
+static size_t encode_utf16(wxUint32 input, wxUint16 *output)

 {
     if (input<=0xffff)
     {
 {
     if (input<=0xffff)
     {

-        if (output) *output++ = input;
+        if (output)
+            *output = (wxUint16) input;

         return 1;
     }
     else if (input>=0x110000)
         return 1;
     }
     else if (input>=0x110000)


@@ -112,14 +135,14 @@ static size_t encode_utf16(wxUint32 input, wchar_t *output)
     {
         if (output)
         {
     {
         if (output)
         {

-            *output++ = (input >> 10)+0xd7c0;
-            *output++ = (input&0x3ff)+0xdc00;
+            *output++ = (wxUint16) ((input >> 10)+0xd7c0);
+            *output = (wxUint16) ((input&0x3ff)+0xdc00);

         }
         return 2;
     }
 }
 
         }
         return 2;
     }
 }
 

-static size_t decode_utf16(const wchar_t* input, wxUint32& output)
+static size_t decode_utf16(const wxUint16* input, wxUint32& output)

 {
     if ((*input<0xd800) || (*input>0xdfff))
     {
 {
     if ((*input<0xd800) || (*input>0xdfff))
     {


@@ -138,119 +161,78 @@ static size_t decode_utf16(const wchar_t* input, wxUint32& output)
     }
 }
 
     }
 }
 

-#endif // WC_UTF16

 
 // ----------------------------------------------------------------------------
 // wxMBConv
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxMBConv
 // ----------------------------------------------------------------------------
 

-WXDLLEXPORT_DATA(wxMBConv) wxConvLibc;
-
-size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
-{
-    return wxMB2WC(buf, psz, n);
-}
-
-size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+wxMBConv::~wxMBConv()

 {
 {

-    return wxWC2MB(buf, psz, n);
+    // nothing to do here (necessary for Darwin linking probably)

 }
 
 const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const
 {
 }
 
 const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const
 {

-    if (psz)
+    if ( psz )

     {
     {

-        size_t nLen = MB2WC((wchar_t *) NULL, psz, 0);
-        if (nLen == (size_t)-1)
-            return wxWCharBuffer((wchar_t *) NULL);
-        wxWCharBuffer buf(nLen);
-        MB2WC((wchar_t *)(const wchar_t *) buf, psz, nLen);
-        return buf;
+        // calculate the length of the buffer needed first
+        size_t nLen = MB2WC(NULL, psz, 0);
+        if ( nLen != (size_t)-1 )
+        {
+            // now do the actual conversion
+            wxWCharBuffer buf(nLen);
+            nLen = MB2WC(buf.data(), psz, nLen + 1); // with the trailing NULL
+            if ( nLen != (size_t)-1 )
+            {
+                return buf;
+            }
+        }

     }
     }

-    else
-        return wxWCharBuffer((wchar_t *) NULL);
+
+    wxWCharBuffer buf((wchar_t *)NULL);
+
+    return buf;

 }
 
 }
 

-const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *psz) const
+const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *pwz) const

 {
 {

-    if (psz)
+    if ( pwz )

     {
     {

-        size_t nLen = WC2MB((char *) NULL, psz, 0);
-        if (nLen == (size_t)-1)
-            return wxCharBuffer((char *) NULL);
-        wxCharBuffer buf(nLen);
-        WC2MB((char *)(const char *) buf, psz, nLen);
-        return buf;
+        size_t nLen = WC2MB(NULL, pwz, 0);
+        if ( nLen != (size_t)-1 )
+        {
+            wxCharBuffer buf(nLen+3);       // space for a wxUint32 trailing zero
+            nLen = WC2MB(buf.data(), pwz, nLen + 4);
+            if ( nLen != (size_t)-1 )
+            {
+                return buf;
+            }
+        }

     }
     }

-    else
-        return wxCharBuffer((char *) NULL);
-}
-
-// ----------------------------------------------------------------------------
-// standard file conversion
-// ----------------------------------------------------------------------------
-
-WXDLLEXPORT_DATA(wxMBConvFile) wxConvFile;

 
 

-// just use the libc conversion for now
-size_t wxMBConvFile::MB2WC(wchar_t *buf, const char *psz, size_t n) const
-{
-    return wxMB2WC(buf, psz, n);
-}
+    wxCharBuffer buf((char *)NULL);

 
 

-size_t wxMBConvFile::WC2MB(char *buf, const wchar_t *psz, size_t n) const
-{
-    return wxWC2MB(buf, psz, n);
+    return buf;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// standard gdk conversion
+// wxMBConvLibc

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-#ifdef __WXGTK12__
-
-WXDLLEXPORT_DATA(wxMBConvGdk) wxConvGdk;
-
-#include <gdk/gdk.h>
-
-size_t wxMBConvGdk::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+size_t wxMBConvLibc::MB2WC(wchar_t *buf, const char *psz, size_t n) const

 {
 {

-    if (buf)
-    {
-        return gdk_mbstowcs((GdkWChar *)buf, psz, n);
-    }
-    else
-    {
-        GdkWChar *nbuf = new GdkWChar[n=strlen(psz)];
-        size_t len = gdk_mbstowcs(nbuf, psz, n);
-        delete[] nbuf;
-        return len;
-    }
+    return wxMB2WC(buf, psz, n);

 }
 
 }
 

-size_t wxMBConvGdk::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+size_t wxMBConvLibc::WC2MB(char *buf, const wchar_t *psz, size_t n) const

 {
 {

-    char *mbstr = gdk_wcstombs((GdkWChar *)psz);
-    size_t len = mbstr ? strlen(mbstr) : 0;
-    if (buf)
-    {
-        if (len > n)
-            len = n;
-        memcpy(buf, psz, len);
-        if (len < n)
-            buf[len] = 0;
-    }
-    return len;
+    return wxWC2MB(buf, psz, n);

 }
 
 }
 

-#endif // GTK > 1.0
-

 // ----------------------------------------------------------------------------
 // UTF-7
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // UTF-7
 // ----------------------------------------------------------------------------
 

-WXDLLEXPORT_DATA(wxMBConvUTF7) wxConvUTF7;
-

 #if 0
 static char utf7_setD[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
                         "abcdefghijklmnopqrstuvwxyz"
 #if 0
 static char utf7_setD[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
                         "abcdefghijklmnopqrstuvwxyz"


@@ -280,8 +262,6 @@ size_t wxMBConvUTF7::WC2MB(char * WXUNUSED(buf),
 // UTF-8
 // ----------------------------------------------------------------------------
 
 // UTF-8
 // ----------------------------------------------------------------------------
 

-WXDLLEXPORT_DATA(wxMBConvUTF8) wxConvUTF8;
-

 static wxUint32 utf8_max[]=
     { 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff, 0xffffffff };
 
 static wxUint32 utf8_max[]=
     { 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff, 0xffffffff };
 


@@ -330,17 +310,18 @@ size_t wxMBConvUTF8::MB2WC(wchar_t *buf, const char *psz, size_t n) const
                     return (size_t)-1;
                 }
 #ifdef WC_UTF16
                     return (size_t)-1;
                 }
 #ifdef WC_UTF16

-                size_t pa = encode_utf16(res, buf);
+                // cast is ok because wchar_t == wxUuint16 if WC_UTF16
+                size_t pa = encode_utf16(res, (wxUint16 *)buf);

                 if (pa == (size_t)-1)
                   return (size_t)-1;
                 if (buf)
                     buf += pa;
                 len += pa;
                 if (pa == (size_t)-1)
                   return (size_t)-1;
                 if (buf)
                     buf += pa;
                 len += pa;

-#else
+#else // !WC_UTF16

                 if (buf)
                     *buf++ = res;
                 len++;
                 if (buf)
                     *buf++ = res;
                 len++;

-#endif
+#endif // WC_UTF16/!WC_UTF16

             }
         }
     }
             }
         }
     }


@@ -357,7 +338,8 @@ size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const
     {
         wxUint32 cc;
 #ifdef WC_UTF16
     {
         wxUint32 cc;
 #ifdef WC_UTF16

-        size_t pa = decode_utf16(psz, cc);
+        // cast is ok for WC_UTF16
+        size_t pa = decode_utf16((const wxUint16 *)psz, cc);

         psz += (pa == (size_t)-1) ? 1 : pa;
 #else
         cc=(*psz++) & 0x7fffffff;
         psz += (pa == (size_t)-1) ? 1 : pa;
 #else
         cc=(*psz++) & 0x7fffffff;


@@ -368,7 +350,7 @@ size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const
         {
             // plain ASCII char
             if (buf)
         {
             // plain ASCII char
             if (buf)

-                *buf++ = cc;
+                *buf++ = (char) cc;

             len++;
         }
 
             len++;
         }
 


@@ -377,513 +359,2173 @@ size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const
             len += cnt + 1;
             if (buf)
             {
             len += cnt + 1;
             if (buf)
             {

-                *buf++ = (-128 >> cnt) | ((cc >> (cnt * 6)) & (0x3f >> cnt));
+                *buf++ = (char) ((-128 >> cnt) | ((cc >> (cnt * 6)) & (0x3f >> cnt)));

                 while (cnt--)
                 while (cnt--)

-                    *buf++ = 0x80 | ((cc >> (cnt * 6)) & 0x3f);
+                    *buf++ = (char) (0x80 | ((cc >> (cnt * 6)) & 0x3f));

             }
         }
     }
 
     if (buf && (len<n)) *buf = 0;
             }
         }
     }
 
     if (buf && (len<n)) *buf = 0;

+

     return len;
 }
 
     return len;
 }
 

-// ----------------------------------------------------------------------------
-// specified character set
-// ----------------------------------------------------------------------------
-
-WXDLLEXPORT_DATA(wxCSConv) wxConvLocal((const wxChar *)NULL);
-
-#include "wx/encconv.h"
-#include "wx/fontmap.h"
-
-// TODO: add some tables here
-// - perhaps common encodings to common codepages (for Win32)
-// - perhaps common encodings to objects ("UTF8" -> wxConvUTF8)
-// - move wxEncodingConverter meat in here
-
-#ifdef __WIN32__
-#include "wx/msw/registry.h"
-// this should work if M$ Internet Exploiter is installed
-static long CharsetToCodepage(const wxChar *name)
-{
-    if (!name)
-        return GetACP();
-
-    long CP=-1;
-
-    wxString cn(name);
-    do {
-        wxString path(wxT("MIME\\Database\\Charset\\"));
-        path += cn;
-        wxRegKey key(wxRegKey::HKCR, path);

 
 

-        if (!key.Exists()) break;

 
 

-        // two cases: either there's an AliasForCharset string,
-        // or there are Codepage and InternetEncoding dwords.
-        // The InternetEncoding gives us the actual encoding,
-        // the Codepage just says which Windows character set to
-        // use when displaying the data.
-        if (key.HasValue(wxT("InternetEncoding")) &&
-            key.QueryValue(wxT("InternetEncoding"), &CP)) break;

 
 

-        // no encoding, see if it's an alias
-        if (!key.HasValue(wxT("AliasForCharset")) ||
-            !key.QueryValue(wxT("AliasForCharset"), cn)) break;
-    } while (1);
+// ----------------------------------------------------------------------------
+// UTF-16
+// ----------------------------------------------------------------------------

 
 

-    return CP;
-}
+#ifdef WORDS_BIGENDIAN
+    #define wxMBConvUTF16straight wxMBConvUTF16BE
+    #define wxMBConvUTF16swap     wxMBConvUTF16LE
+#else
+    #define wxMBConvUTF16swap     wxMBConvUTF16BE
+    #define wxMBConvUTF16straight wxMBConvUTF16LE

 #endif
 
 #endif
 

-class wxCharacterSet
-{
-public:
-    wxCharacterSet(const wxChar*name)
-        : cname(name) {}
-    virtual ~wxCharacterSet()
-        {}
-    virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
-        { return (size_t)-1; }
-    virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
-        { return (size_t)-1; }
-    virtual bool usable()
-        { return FALSE; }
-public:
-    const wxChar*cname;
-};
-
-class ID_CharSet : public wxCharacterSet
-{
-public:
-    ID_CharSet(const wxChar *name,wxMBConv *cnv)
-        : wxCharacterSet(name), work(cnv) {}

 
 

-    size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
-        { return work ? work->MB2WC(buf,psz,n) : (size_t)-1; }
+#ifdef WC_UTF16

 
 

-    size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
-        { return work ? work->WC2MB(buf,psz,n) : (size_t)-1; }
+// copy 16bit MB to 16bit String
+size_t wxMBConvUTF16straight::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    size_t len=0;

 
 

-    bool usable()
-        { return work!=NULL; }
-public:
-    wxMBConv*work;
-};
+    while (*(wxUint16*)psz && (!buf || len < n))
+    {
+        if (buf)
+            *buf++ = *(wxUint16*)psz;
+        len++;

 
 

+        psz += sizeof(wxUint16);
+    }
+    if (buf && len<n)   *buf=0;

 
 

-#ifdef HAVE_ICONV_H
+    return len;
+}

 
 

-// VS: glibc 2.1.3 is broken in that iconv() conversion to/from UCS4 fails with E2BIG
-//     if output buffer is _exactly_ as big as needed. Such case is (unless there's
-//     yet another bug in glibc) the only case when iconv() returns with (size_t)-1
-//     (which means error) and says there are 0 bytes left in the input buffer --
-//     when _real_ error occurs, bytes-left-in-input buffer is non-zero. Hence,
-//     this alternative test for iconv() failure.
-//     [This bug does not appear in glibc 2.2.]
-#if defined(__GLIBC__) && __GLIBC__ == 2 && __GLIBC_MINOR__ <= 1
-#define ICONV_FAILED(cres, bufLeft) ((cres == (size_t)-1) && \
-                                     (errno != E2BIG || bufLeft != 0))
-#else
-#define ICONV_FAILED(cres, bufLeft)  (cres == (size_t)-1)
-#endif

 
 

-class IC_CharSet : public wxCharacterSet
+// copy 16bit String to 16bit MB
+size_t wxMBConvUTF16straight::WC2MB(char *buf, const wchar_t *psz, size_t n) const

 {
 {

-public:
-    IC_CharSet(const wxChar *name)
-        : wxCharacterSet(name)
-    {
-        m2w = iconv_open(WC_NAME, wxConvLibc.cWX2MB(cname));
-        w2m = iconv_open(wxConvLibc.cWX2MB(cname), WC_NAME);
-    }
+    size_t len=0;

 
 

-    ~IC_CharSet()
+    while (*psz && (!buf || len < n))

     {
     {

-        if ( m2w != (iconv_t)-1 )
-            iconv_close(m2w);
-        if ( w2m != (iconv_t)-1 )
-            iconv_close(w2m);
-    }
-
-    size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
-    {
-        size_t inbuf = strlen(psz);
-        size_t outbuf = n * SIZEOF_WCHAR_T;
-        size_t res, cres;
-        // VS: Use these instead of psz, buf because iconv() modifies its arguments:
-        wchar_t *bufPtr = buf;
-        const char *pszPtr = psz;
-

         if (buf)
         {
         if (buf)
         {

-            // have destination buffer, convert there
-#ifdef WX_ICONV_TAKES_CHAR
-            cres = iconv(m2w, (char**)&pszPtr, &inbuf, (char**)&bufPtr, &outbuf);
-#else
-            cres = iconv(m2w, &pszPtr, &inbuf, (char**)&bufPtr, &outbuf);
-#endif
-            res = n - (outbuf / SIZEOF_WCHAR_T);
-            // convert to native endianness
-#ifdef WC_NEED_BSWAP
-            WC_BSWAP(buf /* _not_ bufPtr */, res)
-#endif
-        }
-        else
-        {
-            // no destination buffer... convert using temp buffer
-            // to calculate destination buffer requirement
-            wchar_t tbuf[8];
-            res = 0;
-            do {
-                bufPtr = tbuf; outbuf = 8*SIZEOF_WCHAR_T;
-#ifdef WX_ICONV_TAKES_CHAR
-                cres = iconv( m2w, (char**)&pszPtr, &inbuf, (char**)&bufPtr, &outbuf );
-#else
-                cres = iconv( m2w, &pszPtr, &inbuf, (char**)&bufPtr, &outbuf );
-#endif
-                res += 8-(outbuf/SIZEOF_WCHAR_T);
-            } while ((cres==(size_t)-1) && (errno==E2BIG));
+            *(wxUint16*)buf = *psz;
+            buf += sizeof(wxUint16);

         }
         }

+        len += sizeof(wxUint16);
+        psz++;
+    }
+    if (buf && len<=n-sizeof(wxUint16))   *(wxUint16*)buf=0;

 
 

-        if (ICONV_FAILED(cres, inbuf))
-            return (size_t)-1;
+    return len;
+}

 
 

-        return res;
-    }

 
 

-    size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
-    {
-#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
-        size_t inbuf = std::wcslen(psz) * SIZEOF_WCHAR_T;
-#else
-        size_t inbuf = ::wcslen(psz) * SIZEOF_WCHAR_T;
-#endif
-        size_t outbuf = n;
-        size_t res, cres;
+// swap 16bit MB to 16bit String
+size_t wxMBConvUTF16swap::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    size_t len=0;

 
 

-#ifdef WC_NEED_BSWAP
-        // need to copy to temp buffer to switch endianness
-        // this absolutely doesn't rock!
-        // (no, doing WC_BSWAP twice on the original buffer won't help, as it
-        //  could be in read-only memory, or be accessed in some other thread)
-        wchar_t *tmpbuf=(wchar_t*)malloc((inbuf+1)*SIZEOF_WCHAR_T);
-        memcpy(tmpbuf,psz,(inbuf+1)*SIZEOF_WCHAR_T);
-        WC_BSWAP(tmpbuf, inbuf)
-        psz=tmpbuf;
-#endif
+    while (*(wxUint16*)psz && (!buf || len < n))
+    {

         if (buf)
         {
         if (buf)
         {

-            // have destination buffer, convert there
-#ifdef WX_ICONV_TAKES_CHAR
-            cres = iconv( w2m, (char**)&psz, &inbuf, &buf, &outbuf );
-#else
-            cres = iconv( w2m, (const char**)&psz, &inbuf, &buf, &outbuf );
-#endif
-            res = n-outbuf;
-        }
-        else
-        {
-            // no destination buffer... convert using temp buffer
-            // to calculate destination buffer requirement
-            char tbuf[16];
-            res = 0;
-            do {
-                buf = tbuf; outbuf = 16;
-#ifdef WX_ICONV_TAKES_CHAR
-                cres = iconv( w2m, (char**)&psz, &inbuf, &buf, &outbuf );
-#else
-                cres = iconv( w2m, (const char**)&psz, &inbuf, &buf, &outbuf );
-#endif
-                res += 16 - outbuf;
-            } while ((cres==(size_t)-1) && (errno==E2BIG));
+            ((char *)buf)[0] = psz[1];
+            ((char *)buf)[1] = psz[0];
+            buf++;

         }
         }

-#ifdef WC_NEED_BSWAP
-        free(tmpbuf);
-#endif
-        if (ICONV_FAILED(cres, inbuf))
-            return (size_t)-1;
-
-        return res;
+        len++;
+        psz += sizeof(wxUint16);

     }
     }

+    if (buf && len<n)   *buf=0;

 
 

-    bool usable()
-        { return (m2w != (iconv_t)-1) && (w2m != (iconv_t)-1); }
+    return len;
+}

 
 

-public:
-    iconv_t m2w, w2m;
-};
-#endif

 
 

-#ifdef __WIN32__
-class CP_CharSet : public wxCharacterSet
+// swap 16bit MB to 16bit String
+size_t wxMBConvUTF16swap::WC2MB(char *buf, const wchar_t *psz, size_t n) const

 {
 {

-public:
-    CP_CharSet(const wxChar*name)
-        : wxCharacterSet(name), CodePage(CharsetToCodepage(name)) {}
+    size_t len=0;

 
 

-    size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
+    while (*psz && (!buf || len < n))

     {
     {

-        size_t len =
-            MultiByteToWideChar(CodePage, 0, psz, -1, buf, buf ? n : 0);
-        //VS: returns # of written chars for buf!=NULL and *size*
-        //    needed buffer for buf==NULL
-        return len ? (buf ? len : len-1) : (size_t)-1;
+        if (buf)
+        {
+            *buf++ = ((char*)psz)[1];
+            *buf++ = ((char*)psz)[0];
+        }
+        len += sizeof(wxUint16);
+        psz++;

     }
     }

+    if (buf && len<=n-sizeof(wxUint16))   *(wxUint16*)buf=0;

 
 

-    size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
-    {
-        size_t len = WideCharToMultiByte(CodePage, 0, psz, -1, buf,
-                                         buf ? n : 0, NULL, NULL);
-        //VS: returns # of written chars for buf!=NULL and *size*
-        //    needed buffer for buf==NULL
-        return len ? (buf ? len : len-1) : (size_t)-1;
-    }
+    return len;
+}

 
 

-    bool usable()
-        { return CodePage != -1; }

 
 

-public:
-    long CodePage;
-};
-#endif // __WIN32__
+#else // WC_UTF16

 
 

-#if wxUSE_FONTMAP

 
 

-class EC_CharSet : public wxCharacterSet
+// copy 16bit MB to 32bit String
+size_t wxMBConvUTF16straight::MB2WC(wchar_t *buf, const char *psz, size_t n) const

 {
 {

-public:
-    // temporarily just use wxEncodingConverter stuff,
-    // so that it works while a better implementation is built
-    EC_CharSet(const wxChar*name) : wxCharacterSet(name),
-                                    enc(wxFONTENCODING_SYSTEM)
-    {
-        if (name)
-            enc = wxTheFontMapper->CharsetToEncoding(name, FALSE);
-        m2w.Init(enc, wxFONTENCODING_UNICODE);
-        w2m.Init(wxFONTENCODING_UNICODE, enc);
-    }
+    size_t len=0;

 
 

-    size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
+    while (*(wxUint16*)psz && (!buf || len < n))

     {
     {

-        size_t inbuf = strlen(psz);
-        if (buf)
-            m2w.Convert(psz,buf);
-        return inbuf;
-    }
+        wxUint32 cc;
+        size_t pa=decode_utf16((wxUint16*)psz, cc);
+        if (pa == (size_t)-1)
+            return pa;

 
 

-    size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
-    {
-#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
-        size_t inbuf = std::wcslen(psz);
-#else
-        size_t inbuf = ::wcslen(psz);
-#endif

         if (buf)
         if (buf)

-            w2m.Convert(psz,buf);
-
-        return inbuf;
+            *buf++ = cc;
+        len++;
+        psz += pa * sizeof(wxUint16);

     }
     }

+    if (buf && len<n)   *buf=0;

 
 

-    bool usable()
-        { return (enc!=wxFONTENCODING_SYSTEM) && (enc!=wxFONTENCODING_DEFAULT); }
-
-public:
-    wxFontEncoding enc;
-    wxEncodingConverter m2w, w2m;
-};
+    return len;
+}

 
 

-#endif // wxUSE_FONTMAP

 
 

-static wxCharacterSet *wxGetCharacterSet(const wxChar *name)
+// copy 32bit String to 16bit MB
+size_t wxMBConvUTF16straight::WC2MB(char *buf, const wchar_t *psz, size_t n) const

 {
 {

-    wxCharacterSet *cset = NULL;
-    if (name)
+    size_t len=0;
+
+    while (*psz && (!buf || len < n))

     {
     {

-        if (wxStricmp(name, wxT("UTF8")) == 0 || wxStricmp(name, wxT("UTF-8")) == 0)
-        {
-            cset = new ID_CharSet(name, &wxConvUTF8);
-        }
-        else
+        wxUint16 cc[2];
+        size_t pa=encode_utf16(*psz, cc);
+
+        if (pa == (size_t)-1)
+            return pa;
+
+        if (buf)

         {
         {

-#ifdef HAVE_ICONV_H
-            cset = new IC_CharSet(name); // may not take NULL
-#endif
+            *(wxUint16*)buf = cc[0];
+            buf += sizeof(wxUint16);
+            if (pa > 1)
+            {
+                *(wxUint16*)buf = cc[1];
+                buf += sizeof(wxUint16);
+            }

         }
         }

+
+        len += pa*sizeof(wxUint16);
+        psz++;

     }
     }

+    if (buf && len<=n-sizeof(wxUint16))   *(wxUint16*)buf=0;

 
 

-    if (cset && cset->usable())
-        return cset;
+    return len;
+}

 
 

-    if (cset)
-    {
-        delete cset;
-        cset = NULL;
-    }

 
 

-#ifdef __WIN32__
-    cset = new CP_CharSet(name); // may take NULL
-    if (cset->usable())
-        return cset;
+// swap 16bit MB to 32bit String
+size_t wxMBConvUTF16swap::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    size_t len=0;

 
 

-    delete cset;
-#endif // __WIN32__
+    while (*(wxUint16*)psz && (!buf || len < n))
+    {
+        wxUint32 cc;
+        char tmp[4];
+        tmp[0]=psz[1];  tmp[1]=psz[0];
+        tmp[2]=psz[3];  tmp[3]=psz[2];

 
 

-#if wxUSE_FONTMAP
-    cset = new EC_CharSet(name);
-    if (cset->usable())
-        return cset;
-#endif // wxUSE_FONTMAP
+        size_t pa=decode_utf16((wxUint16*)tmp, cc);
+        if (pa == (size_t)-1)
+            return pa;

 
 

-    delete cset;
-    wxLogError(_("Unknown encoding '%s'!"), name);
-    return NULL;
-}
+        if (buf)
+            *buf++ = cc;

 
 

-wxCSConv::wxCSConv(const wxChar *charset)
-{
-    m_name = (wxChar *)NULL;
-    m_cset = (wxCharacterSet *) NULL;
-    m_deferred = TRUE;
+        len++;
+        psz += pa * sizeof(wxUint16);
+    }
+    if (buf && len<n)   *buf=0;

 
 

-    SetName(charset);
+    return len;

 }
 
 }
 

-wxCSConv::~wxCSConv()
-{
-    free(m_name);
-    delete m_cset;
-}

 
 

-void wxCSConv::SetName(const wxChar *charset)
+// swap 32bit String to 16bit MB
+size_t wxMBConvUTF16swap::WC2MB(char *buf, const wchar_t *psz, size_t n) const

 {
 {

-    if (charset)
-    {
-        m_name = wxStrdup(charset);
-        m_deferred = TRUE;
-    }
-}
+    size_t len=0;

 
 

-void wxCSConv::LoadNow()
-{
-    if (m_deferred)
+    while (*psz && (!buf || len < n))

     {
     {

-        if ( !m_name )
+        wxUint16 cc[2];
+        size_t pa=encode_utf16(*psz, cc);
+
+        if (pa == (size_t)-1)
+            return pa;
+
+        if (buf)

         {
         {

-            wxString name = wxLocale::GetSystemEncodingName();
-            if ( !name.empty() )
-                SetName(name);
+            *buf++ = ((char*)cc)[1];
+            *buf++ = ((char*)cc)[0];
+            if (pa > 1)
+            {
+                *buf++ = ((char*)cc)[3];
+                *buf++ = ((char*)cc)[2];
+            }

         }
 
         }
 

-        m_cset = wxGetCharacterSet(m_name);
-        m_deferred = FALSE;
+        len += pa*sizeof(wxUint16);
+        psz++;

     }
     }

+    if (buf && len<=n-sizeof(wxUint16))   *(wxUint16*)buf=0;
+
+    return len;

 }
 
 }
 

-size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+#endif // WC_UTF16
+
+
+// ----------------------------------------------------------------------------
+// UTF-32
+// ----------------------------------------------------------------------------
+
+#ifdef WORDS_BIGENDIAN
+#define wxMBConvUTF32straight  wxMBConvUTF32BE
+#define wxMBConvUTF32swap      wxMBConvUTF32LE
+#else
+#define wxMBConvUTF32swap      wxMBConvUTF32BE
+#define wxMBConvUTF32straight  wxMBConvUTF32LE
+#endif
+
+
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF32LE) wxConvUTF32LE;
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF32BE) wxConvUTF32BE;
+
+
+#ifdef WC_UTF16
+
+// copy 32bit MB to 16bit String
+size_t wxMBConvUTF32straight::MB2WC(wchar_t *buf, const char *psz, size_t n) const

 {
 {

-    ((wxCSConv *)this)->LoadNow(); // discard constness
+    size_t len=0;

 
 

-    if (m_cset)
-        return m_cset->MB2WC(buf, psz, n);
+    while (*(wxUint32*)psz && (!buf || len < n))
+    {
+        wxUint16 cc[2];

 
 

-    // latin-1 (direct)
-    size_t len = strlen(psz);
+        size_t pa=encode_utf16(*(wxUint32*)psz, cc);
+        if (pa == (size_t)-1)
+            return pa;

 
 

-    if (buf)
+        if (buf)
+        {
+            *buf++ = cc[0];
+            if (pa > 1)
+                *buf++ = cc[1];
+        }
+        len += pa;
+        psz += sizeof(wxUint32);
+    }
+    if (buf && len<n)   *buf=0;
+
+    return len;
+}
+
+
+// copy 16bit String to 32bit MB
+size_t wxMBConvUTF32straight::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    size_t len=0;
+
+    while (*psz && (!buf || len < n))

     {
     {

-        for (size_t c = 0; c <= len; c++)
-            buf[c] = (unsigned char)(psz[c]);
+        wxUint32 cc;
+
+        // cast is ok for WC_UTF16
+        size_t pa = decode_utf16((const wxUint16 *)psz, cc);
+        if (pa == (size_t)-1)
+            return pa;
+
+        if (buf)
+        {
+            *(wxUint32*)buf = cc;
+            buf += sizeof(wxUint32);
+        }
+        len += sizeof(wxUint32);
+        psz += pa;

     }
 
     }
 

+    if (buf && len<=n-sizeof(wxUint32))
+        *(wxUint32*)buf=0;
+

     return len;
 }
 
     return len;
 }
 

-size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+
+
+// swap 32bit MB to 16bit String
+size_t wxMBConvUTF32swap::MB2WC(wchar_t *buf, const char *psz, size_t n) const

 {
 {

-    ((wxCSConv *)this)->LoadNow(); // discard constness
+    size_t len=0;

 
 

-    if (m_cset)
-        return m_cset->WC2MB(buf, psz, n);
+    while (*(wxUint32*)psz && (!buf || len < n))
+    {
+        char tmp[4];
+        tmp[0] = psz[3];   tmp[1] = psz[2];
+        tmp[2] = psz[1];   tmp[3] = psz[0];

 
 

-    // latin-1 (direct)
-#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
-    size_t len=std::wcslen(psz);
-#else
-    size_t len=::wcslen(psz);
-#endif
-    if (buf)
+
+        wxUint16 cc[2];
+
+        size_t pa=encode_utf16(*(wxUint32*)tmp, cc);
+        if (pa == (size_t)-1)
+            return pa;
+
+        if (buf)
+        {
+            *buf++ = cc[0];
+            if (pa > 1)
+                *buf++ = cc[1];
+        }
+        len += pa;
+        psz += sizeof(wxUint32);
+    }
+
+    if (buf && len<n)
+        *buf=0;
+
+    return len;
+}
+
+
+// swap 16bit String to 32bit MB
+size_t wxMBConvUTF32swap::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    size_t len=0;
+
+    while (*psz && (!buf || len < n))

     {
     {

-        for (size_t c = 0; c <= len; c++)
-            buf[c] = (psz[c] > 0xff) ? '?' : psz[c];
+        char cc[4];
+
+        // cast is ok for WC_UTF16
+        size_t pa=decode_utf16((const wxUint16 *)psz, *(wxUint32*)cc);
+        if (pa == (size_t)-1)
+            return pa;
+
+        if (buf)
+        {
+            *buf++ = cc[3];
+            *buf++ = cc[2];
+            *buf++ = cc[1];
+            *buf++ = cc[0];
+        }
+        len += sizeof(wxUint32);
+        psz += pa;

     }
 
     }
 

+    if (buf && len<=n-sizeof(wxUint32))
+        *(wxUint32*)buf=0;
+

     return len;
 }
 
     return len;
 }
 

-#ifdef HAVE_ICONV_H
+#else // WC_UTF16

 
 

-class IC_CharSetConverter
+
+// copy 32bit MB to 32bit String
+size_t wxMBConvUTF32straight::MB2WC(wchar_t *buf, const char *psz, size_t n) const

 {
 {

-public:
-    IC_CharSetConverter(IC_CharSet *from, IC_CharSet *to)
+    size_t len=0;
+
+    while (*(wxUint32*)psz && (!buf || len < n))
+    {
+        if (buf)
+            *buf++ = *(wxUint32*)psz;
+        len++;
+        psz += sizeof(wxUint32);
+    }
+
+    if (buf && len<n)
+        *buf=0;
+
+    return len;
+}
+
+
+// copy 32bit String to 32bit MB
+size_t wxMBConvUTF32straight::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    size_t len=0;
+
+    while (*psz && (!buf || len < n))

     {
     {

-        cnv = iconv_open(wxConvLibc.cWX2MB(to->cname),
-                         wxConvLibc.cWX2MB(from->cname));
+        if (buf)
+        {
+            *(wxUint32*)buf = *psz;
+            buf += sizeof(wxUint32);
+        }
+
+        len += sizeof(wxUint32);
+        psz++;

     }
 
     }
 

-    ~IC_CharSetConverter()
+    if (buf && len<=n-sizeof(wxUint32))
+        *(wxUint32*)buf=0;
+
+    return len;
+}
+
+
+// swap 32bit MB to 32bit String
+size_t wxMBConvUTF32swap::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    size_t len=0;
+
+    while (*(wxUint32*)psz && (!buf || len < n))

     {
     {

-        if (cnv != (iconv_t)-1)
-            iconv_close(cnv);
+        if (buf)
+        {
+            ((char *)buf)[0] = psz[3];
+            ((char *)buf)[1] = psz[2];
+            ((char *)buf)[2] = psz[1];
+            ((char *)buf)[3] = psz[0];
+            buf++;
+        }
+        len++;
+        psz += sizeof(wxUint32);

     }
 
     }
 

-    size_t Convert(char *buf, const char *psz, size_t n)
+    if (buf && len<n)
+        *buf=0;
+
+    return len;
+}
+
+
+// swap 32bit String to 32bit MB
+size_t wxMBConvUTF32swap::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    size_t len=0;
+
+    while (*psz && (!buf || len < n))

     {
     {

-        size_t inbuf = strlen(psz);
-        size_t outbuf = n;
-#ifdef WX_ICONV_TAKES_CHAR
-        size_t res = iconv( cnv, (char**)&psz, &inbuf, &buf, &outbuf );
+        if (buf)
+        {
+            *buf++ = ((char *)psz)[3];
+            *buf++ = ((char *)psz)[2];
+            *buf++ = ((char *)psz)[1];
+            *buf++ = ((char *)psz)[0];
+        }
+        len += sizeof(wxUint32);
+        psz++;
+    }
+
+    if (buf && len<=n-sizeof(wxUint32))
+        *(wxUint32*)buf=0;
+
+    return len;
+}
+
+
+#endif // WC_UTF16
+
+
+// ============================================================================
+// The classes doing conversion using the iconv_xxx() functions
+// ============================================================================
+
+#ifdef HAVE_ICONV
+
+// VS: glibc 2.1.3 is broken in that iconv() conversion to/from UCS4 fails with E2BIG
+//     if output buffer is _exactly_ as big as needed. Such case is (unless there's
+//     yet another bug in glibc) the only case when iconv() returns with (size_t)-1
+//     (which means error) and says there are 0 bytes left in the input buffer --
+//     when _real_ error occurs, bytes-left-in-input buffer is non-zero. Hence,
+//     this alternative test for iconv() failure.
+//     [This bug does not appear in glibc 2.2.]
+#if defined(__GLIBC__) && __GLIBC__ == 2 && __GLIBC_MINOR__ <= 1
+#define ICONV_FAILED(cres, bufLeft) ((cres == (size_t)-1) && \
+                                     (errno != E2BIG || bufLeft != 0))

 #else
 #else

-        size_t res = iconv( cnv, &psz, &inbuf, &buf, &outbuf );
+#define ICONV_FAILED(cres, bufLeft)  (cres == (size_t)-1)

 #endif
 #endif

-        if (res == (size_t)-1)
-            return (size_t)-1;
-        return (n - outbuf);
-    }

 
 

+#define ICONV_CHAR_CAST(x)  ((ICONV_CONST char **)(x))
+
+// ----------------------------------------------------------------------------
+// wxMBConv_iconv: encapsulates an iconv character set
+// ----------------------------------------------------------------------------
+
+class wxMBConv_iconv : public wxMBConv
+{

 public:
 public:

-    iconv_t cnv;
+    wxMBConv_iconv(const wxChar *name);
+    virtual ~wxMBConv_iconv();
+
+    virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
+    virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+
+    bool IsOk() const
+        { return (m2w != (iconv_t)-1) && (w2m != (iconv_t)-1); }
+
+protected:
+    // the iconv handlers used to translate from multibyte to wide char and in
+    // the other direction
+    iconv_t m2w,
+            w2m;
+
+private:
+    // the name (for iconv_open()) of a wide char charset -- if none is
+    // available on this machine, it will remain NULL
+    static const char *ms_wcCharsetName;
+
+    // true if the wide char encoding we use (i.e. ms_wcCharsetName) has
+    // different endian-ness than the native one
+    static bool ms_wcNeedsSwap;

 };
 
 };
 

-#endif // HAVE_ICONV_H
+const char *wxMBConv_iconv::ms_wcCharsetName = NULL;
+bool wxMBConv_iconv::ms_wcNeedsSwap = false;

 
 

-class EC_CharSetConverter
+wxMBConv_iconv::wxMBConv_iconv(const wxChar *name)

 {
 {

-public:
-    EC_CharSetConverter(EC_CharSet* from,EC_CharSet* to)
-        { cnv.Init(from->enc,to->enc); }
+    // Do it the hard way
+    char cname[100];
+    for (size_t i = 0; i < wxStrlen(name)+1; i++)
+        cname[i] = (char) name[i];

 
 

-    size_t Convert(char* buf, const char* psz, size_t n)
+    // check for charset that represents wchar_t:
+    if (ms_wcCharsetName == NULL)

     {
     {

-        size_t inbuf = strlen(psz);
-        if (buf) cnv.Convert(psz,buf);
-        return inbuf;
+        ms_wcNeedsSwap = false;
+
+        // try charset with explicit bytesex info (e.g. "UCS-4LE"):
+        ms_wcCharsetName = WC_NAME_BEST;
+        m2w = iconv_open(ms_wcCharsetName, cname);
+
+        if (m2w == (iconv_t)-1)
+        {
+            // try charset w/o bytesex info (e.g. "UCS4")
+            // and check for bytesex ourselves:
+            ms_wcCharsetName = WC_NAME;
+            m2w = iconv_open(ms_wcCharsetName, cname);
+
+            // last bet, try if it knows WCHAR_T pseudo-charset
+            if (m2w == (iconv_t)-1)
+            {
+                ms_wcCharsetName = "WCHAR_T";
+                m2w = iconv_open(ms_wcCharsetName, cname);
+            }
+
+            if (m2w != (iconv_t)-1)
+            {
+                char    buf[2], *bufPtr;
+                wchar_t wbuf[2], *wbufPtr;
+                size_t  insz, outsz;
+                size_t  res;
+
+                buf[0] = 'A';
+                buf[1] = 0;
+                wbuf[0] = 0;
+                insz = 2;
+                outsz = SIZEOF_WCHAR_T * 2;
+                wbufPtr = wbuf;
+                bufPtr = buf;
+
+                res = iconv(m2w, ICONV_CHAR_CAST(&bufPtr), &insz,
+                            (char**)&wbufPtr, &outsz);
+
+                if (ICONV_FAILED(res, insz))
+                {
+                    ms_wcCharsetName = NULL;
+                    wxLogLastError(wxT("iconv"));
+                    wxLogError(_("Conversion to charset '%s' doesn't work."), name);
+                }
+                else
+                {
+                    ms_wcNeedsSwap = wbuf[0] != (wchar_t)buf[0];
+                }
+            }
+            else
+            {
+                ms_wcCharsetName = NULL;
+
+                // VS: we must not output an error here, since wxWidgets will safely
+                //     fall back to using wxEncodingConverter.
+                wxLogTrace(wxT("strconv"), wxT("Impossible to convert to/from charset '%s' with iconv, falling back to wxEncodingConverter."), name);
+                //wxLogError(
+            }
+        }
+        wxLogTrace(wxT("strconv"), wxT("wchar_t charset is '%s', needs swap: %i"), ms_wcCharsetName, ms_wcNeedsSwap);
+    }
+    else // we already have ms_wcCharsetName
+    {
+        m2w = iconv_open(ms_wcCharsetName, cname);

     }
 
     }
 

-public:
-    wxEncodingConverter cnv;
-};
+    // NB: don't ever pass NULL to iconv_open(), it may crash!
+    if ( ms_wcCharsetName )
+    {
+        w2m = iconv_open( cname, ms_wcCharsetName);
+    }
+    else
+    {
+        w2m = (iconv_t)-1;
+    }
+}

 
 

-#else // !wxUSE_WCHAR_T
+wxMBConv_iconv::~wxMBConv_iconv()
+{
+    if ( m2w != (iconv_t)-1 )
+        iconv_close(m2w);
+    if ( w2m != (iconv_t)-1 )
+        iconv_close(w2m);
+}

 
 

-// ----------------------------------------------------------------------------
-// stand-ins in absence of wchar_t
-// ----------------------------------------------------------------------------
+size_t wxMBConv_iconv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    size_t inbuf = strlen(psz);
+    size_t outbuf = n * SIZEOF_WCHAR_T;
+    size_t res, cres;
+    // VS: Use these instead of psz, buf because iconv() modifies its arguments:
+    wchar_t *bufPtr = buf;
+    const char *pszPtr = psz;
+
+    if (buf)
+    {
+        // have destination buffer, convert there
+        cres = iconv(m2w,
+                     ICONV_CHAR_CAST(&pszPtr), &inbuf,
+                     (char**)&bufPtr, &outbuf);
+        res = n - (outbuf / SIZEOF_WCHAR_T);
+
+        if (ms_wcNeedsSwap)
+        {
+            // convert to native endianness
+            WC_BSWAP(buf /* _not_ bufPtr */, res)
+        }
+
+        // NB: iconv was given only strlen(psz) characters on input, and so
+        //     it couldn't convert the trailing zero. Let's do it ourselves
+        //     if there's some room left for it in the output buffer.
+        if (res < n)
+            buf[res] = 0;
+    }
+    else
+    {
+        // no destination buffer... convert using temp buffer
+        // to calculate destination buffer requirement
+        wchar_t tbuf[8];
+        res = 0;
+        do {
+            bufPtr = tbuf;
+            outbuf = 8*SIZEOF_WCHAR_T;
+
+            cres = iconv(m2w,
+                         ICONV_CHAR_CAST(&pszPtr), &inbuf,
+                         (char**)&bufPtr, &outbuf );
+
+            res += 8-(outbuf/SIZEOF_WCHAR_T);
+        } while ((cres==(size_t)-1) && (errno==E2BIG));
+    }
+
+    if (ICONV_FAILED(cres, inbuf))
+    {
+        //VS: it is ok if iconv fails, hence trace only
+        wxLogTrace(wxT("strconv"), wxT("iconv failed: %s"), wxSysErrorMsg(wxSysErrorCode()));
+        return (size_t)-1;
+    }
+
+    return res;
+}
+
+size_t wxMBConv_iconv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    size_t inbuf = wxWcslen(psz) * SIZEOF_WCHAR_T;
+    size_t outbuf = n;
+    size_t res, cres;
+
+    wchar_t *tmpbuf = 0;
+
+    if (ms_wcNeedsSwap)
+    {
+        // need to copy to temp buffer to switch endianness
+        // this absolutely doesn't rock!
+        // (no, doing WC_BSWAP twice on the original buffer won't help, as it
+        //  could be in read-only memory, or be accessed in some other thread)
+        tmpbuf=(wchar_t*)malloc((inbuf+1)*SIZEOF_WCHAR_T);
+        memcpy(tmpbuf,psz,(inbuf+1)*SIZEOF_WCHAR_T);
+        WC_BSWAP(tmpbuf, inbuf)
+        psz=tmpbuf;
+    }
+
+    if (buf)
+    {
+        // have destination buffer, convert there
+        cres = iconv( w2m, ICONV_CHAR_CAST(&psz), &inbuf, &buf, &outbuf );
+
+        res = n-outbuf;
+
+        // NB: iconv was given only wcslen(psz) characters on input, and so
+        //     it couldn't convert the trailing zero. Let's do it ourselves
+        //     if there's some room left for it in the output buffer.
+        if (res < n)
+            buf[0] = 0;
+    }
+    else
+    {
+        // no destination buffer... convert using temp buffer
+        // to calculate destination buffer requirement
+        char tbuf[16];
+        res = 0;
+        do {
+            buf = tbuf; outbuf = 16;
+
+            cres = iconv( w2m, ICONV_CHAR_CAST(&psz), &inbuf, &buf, &outbuf );
+
+            res += 16 - outbuf;
+        } while ((cres==(size_t)-1) && (errno==E2BIG));
+    }
+
+    if (ms_wcNeedsSwap)
+    {
+        free(tmpbuf);
+    }
+
+    if (ICONV_FAILED(cres, inbuf))
+    {
+        //VS: it is ok if iconv fails, hence trace only
+        wxLogTrace(wxT("strconv"), wxT("iconv failed: %s"), wxSysErrorMsg(wxSysErrorCode()));
+        return (size_t)-1;
+    }
+
+    return res;
+}
+
+#endif // HAVE_ICONV
+
+
+// ============================================================================
+// Win32 conversion classes
+// ============================================================================
+
+#ifdef wxHAVE_WIN32_MB2WC
+
+// from utils.cpp
+#if wxUSE_FONTMAP
+extern WXDLLIMPEXP_BASE long wxCharsetToCodepage(const wxChar *charset);
+extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding);
+#endif

 
 

-WXDLLEXPORT_DATA(wxMBConv) wxConvLibc, wxConvFile;
+class wxMBConv_win32 : public wxMBConv
+{
+public:
+    wxMBConv_win32()
+    {
+        m_CodePage = CP_ACP;
+    }
+
+#if wxUSE_FONTMAP
+    wxMBConv_win32(const wxChar* name)
+    {
+        m_CodePage = wxCharsetToCodepage(name);
+    }
+
+    wxMBConv_win32(wxFontEncoding encoding)
+    {
+        m_CodePage = wxEncodingToCodepage(encoding);
+    }
+#endif
+
+    size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const
+    {
+        // note that we have to use MB_ERR_INVALID_CHARS flag as it without it
+        // the behaviour is not compatible with the Unix version (using iconv)
+        // and break the library itself, e.g. wxTextInputStream::NextChar()
+        // wouldn't work if reading an incomplete MB char didn't result in an
+        // error
+        const size_t len = ::MultiByteToWideChar
+                             (
+                                m_CodePage,     // code page
+                                MB_ERR_INVALID_CHARS, // flags: fall on error
+                                psz,            // input string
+                                -1,             // its length (NUL-terminated)
+                                buf,            // output string
+                                buf ? n : 0     // size of output buffer
+                             );
+
+        // note that it returns count of written chars for buf != NULL and size
+        // of the needed buffer for buf == NULL so in either case the length of
+        // the string (which never includes the terminating NUL) is one less
+        return len ? len - 1 : (size_t)-1;
+    }
+
+    size_t WC2MB(char *buf, const wchar_t *pwz, size_t n) const
+    {
+        /*
+            we have a problem here: by default, WideCharToMultiByte() may
+            replace characters unrepresentable in the target code page with bad
+            quality approximations such as turning "1/2" symbol (U+00BD) into
+            "1" for the code pages which don't have it and we, obviously, want
+            to avoid this at any price
+
+            the trouble is that this function does it _silently_, i.e. it won't
+            even tell us whether it did or not... Win98/2000 and higher provide
+            WC_NO_BEST_FIT_CHARS but it doesn't work for the older systems and
+            we have to resort to a round trip, i.e. check that converting back
+            results in the same string -- this is, of course, expensive but
+            otherwise we simply can't be sure to not garble the data.
+         */
+
+        // determine if we can rely on WC_NO_BEST_FIT_CHARS: according to MSDN
+        // it doesn't work with CJK encodings (which we test for rather roughly
+        // here...) nor with UTF-7/8 nor, of course, with Windows versions not
+        // supporting it
+        BOOL usedDef wxDUMMY_INITIALIZE(false);
+        BOOL *pUsedDef;
+        int flags;
+        if ( CanUseNoBestFit() && m_CodePage < 50000 )
+        {
+            // it's our lucky day
+            flags = WC_NO_BEST_FIT_CHARS;
+            pUsedDef = &usedDef;
+        }
+        else // old system or unsupported encoding
+        {
+            flags = 0;
+            pUsedDef = NULL;
+        }
+
+        const size_t len = ::WideCharToMultiByte
+                             (
+                                m_CodePage,     // code page
+                                flags,          // either none or no best fit
+                                pwz,            // input string
+                                -1,             // it is (wide) NUL-terminated
+                                buf,            // output buffer
+                                buf ? n : 0,    // and its size
+                                NULL,           // default "replacement" char
+                                pUsedDef        // [out] was it used?
+                             );
+
+        if ( !len )
+        {
+            // function totally failed
+            return (size_t)-1;
+        }
+
+        // if we were really converting, check if we succeeded
+        if ( buf )
+        {
+            if ( flags )
+            {
+                // check if the conversion failed, i.e. if any replacements
+                // were done
+                if ( usedDef )
+                    return (size_t)-1;
+            }
+            else // we must resort to double tripping...
+            {
+                wxWCharBuffer wcBuf(n);
+                if ( MB2WC(wcBuf.data(), buf, n) == (size_t)-1 ||
+                        wcscmp(wcBuf, pwz) != 0 )
+                {
+                    // we didn't obtain the same thing we started from, hence
+                    // the conversion was lossy and we consider that it failed
+                    return (size_t)-1;
+                }
+            }
+        }
+
+        // see the comment above for the reason of "len - 1"
+        return len - 1;
+    }
+
+    bool IsOk() const { return m_CodePage != -1; }
+
+private:
+    static bool CanUseNoBestFit()
+    {
+        static int s_isWin98Or2k = -1;
+
+        if ( s_isWin98Or2k == -1 )
+        {
+            int verMaj, verMin;
+            switch ( wxGetOsVersion(&verMaj, &verMin) )
+            {
+                case wxWIN95:
+                    s_isWin98Or2k = verMaj >= 4 && verMin >= 10;
+                    break;
+
+                case wxWINDOWS_NT:
+                    s_isWin98Or2k = verMaj >= 5;
+                    break;
+
+                default:
+                    // unknown, be conseravtive by default
+                    s_isWin98Or2k = 0;
+            }
+
+            wxASSERT_MSG( s_isWin98Or2k != -1, _T("should be set above") );
+        }
+
+        return s_isWin98Or2k == 1;
+    }
+
+    long m_CodePage;
+};
+
+#endif // wxHAVE_WIN32_MB2WC
+
+// ============================================================================
+// Cocoa conversion classes
+// ============================================================================
+
+#if defined(__WXCOCOA__)
+
+// RN:  There is no UTF-32 support in either Core Foundation or
+// Cocoa.  Strangely enough, internally Core Foundation uses
+// UTF 32 internally quite a bit - its just not public (yet).
+
+#include <CoreFoundation/CFString.h>
+#include <CoreFoundation/CFStringEncodingExt.h>
+
+CFStringEncoding wxCFStringEncFromFontEnc(wxFontEncoding encoding)
+{
+    CFStringEncoding enc = 0 ;
+    if ( encoding == wxFONTENCODING_DEFAULT )
+    {
+#if wxUSE_GUI
+        encoding = wxFont::GetDefaultEncoding() ;
+#else
+        encoding = wxLocale::GetSystemEncoding() ;
+#endif
+    }
+    else switch( encoding)
+    {
+        case wxFONTENCODING_ISO8859_1 :
+            enc = kCFStringEncodingISOLatin1 ;
+            break ;
+        case wxFONTENCODING_ISO8859_2 :
+            enc = kCFStringEncodingISOLatin2;
+            break ;
+        case wxFONTENCODING_ISO8859_3 :
+            enc = kCFStringEncodingISOLatin3 ;
+            break ;
+        case wxFONTENCODING_ISO8859_4 :
+            enc = kCFStringEncodingISOLatin4;
+            break ;
+        case wxFONTENCODING_ISO8859_5 :
+            enc = kCFStringEncodingISOLatinCyrillic;
+            break ;
+        case wxFONTENCODING_ISO8859_6 :
+            enc = kCFStringEncodingISOLatinArabic;
+            break ;
+        case wxFONTENCODING_ISO8859_7 :
+            enc = kCFStringEncodingISOLatinGreek;
+            break ;
+        case wxFONTENCODING_ISO8859_8 :
+            enc = kCFStringEncodingISOLatinHebrew;
+            break ;
+        case wxFONTENCODING_ISO8859_9 :
+            enc = kCFStringEncodingISOLatin5;
+            break ;
+        case wxFONTENCODING_ISO8859_10 :
+            enc = kCFStringEncodingISOLatin6;
+            break ;
+        case wxFONTENCODING_ISO8859_11 :
+            enc = kCFStringEncodingISOLatinThai;
+            break ;
+        case wxFONTENCODING_ISO8859_13 :
+            enc = kCFStringEncodingISOLatin7;
+            break ;
+        case wxFONTENCODING_ISO8859_14 :
+            enc = kCFStringEncodingISOLatin8;
+            break ;
+        case wxFONTENCODING_ISO8859_15 :
+            enc = kCFStringEncodingISOLatin9;
+            break ;
+
+        case wxFONTENCODING_KOI8 :
+            enc = kCFStringEncodingKOI8_R;
+            break ;
+        case wxFONTENCODING_ALTERNATIVE : // MS-DOS CP866
+            enc = kCFStringEncodingDOSRussian;
+            break ;
+
+//      case wxFONTENCODING_BULGARIAN :
+//          enc = ;
+//          break ;
+
+        case wxFONTENCODING_CP437 :
+            enc =kCFStringEncodingDOSLatinUS ;
+            break ;
+        case wxFONTENCODING_CP850 :
+            enc = kCFStringEncodingDOSLatin1;
+            break ;
+        case wxFONTENCODING_CP852 :
+            enc = kCFStringEncodingDOSLatin2;
+            break ;
+        case wxFONTENCODING_CP855 :
+            enc = kCFStringEncodingDOSCyrillic;
+            break ;
+        case wxFONTENCODING_CP866 :
+            enc =kCFStringEncodingDOSRussian ;
+            break ;
+        case wxFONTENCODING_CP874 :
+            enc = kCFStringEncodingDOSThai;
+            break ;
+        case wxFONTENCODING_CP932 :
+            enc = kCFStringEncodingDOSJapanese;
+            break ;
+        case wxFONTENCODING_CP936 :
+            enc =kCFStringEncodingDOSChineseSimplif ;
+            break ;
+        case wxFONTENCODING_CP949 :
+            enc = kCFStringEncodingDOSKorean;
+            break ;
+        case wxFONTENCODING_CP950 :
+            enc = kCFStringEncodingDOSChineseTrad;
+            break ;
+
+        case wxFONTENCODING_CP1250 :
+            enc = kCFStringEncodingWindowsLatin2;
+            break ;
+        case wxFONTENCODING_CP1251 :
+            enc =kCFStringEncodingWindowsCyrillic ;
+            break ;
+        case wxFONTENCODING_CP1252 :
+            enc =kCFStringEncodingWindowsLatin1 ;
+            break ;
+        case wxFONTENCODING_CP1253 :
+            enc = kCFStringEncodingWindowsGreek;
+            break ;
+        case wxFONTENCODING_CP1254 :
+            enc = kCFStringEncodingWindowsLatin5;
+            break ;
+        case wxFONTENCODING_CP1255 :
+            enc =kCFStringEncodingWindowsHebrew ;
+            break ;
+        case wxFONTENCODING_CP1256 :
+            enc =kCFStringEncodingWindowsArabic ;
+            break ;
+        case wxFONTENCODING_CP1257 :
+            enc = kCFStringEncodingWindowsBalticRim;
+            break ;
+        case wxFONTENCODING_UTF7 :
+            enc = kCFStringEncodingNonLossyASCII ;
+            break ;
+        case wxFONTENCODING_UTF8 :
+            enc = kCFStringEncodingUTF8 ;
+            break ;
+        case wxFONTENCODING_EUC_JP :
+            enc = kCFStringEncodingEUC_JP;
+            break ;
+        case wxFONTENCODING_UTF16 :
+            enc = kCFStringEncodingUnicode ;
+            break ;
+        case wxFONTENCODING_MACROMAN :
+            enc = kCFStringEncodingMacRoman ;
+            break ;
+        case wxFONTENCODING_MACJAPANESE :
+            enc = kCFStringEncodingMacJapanese ;
+            break ;
+        case wxFONTENCODING_MACCHINESETRAD :
+            enc = kCFStringEncodingMacChineseTrad ;
+            break ;
+        case wxFONTENCODING_MACKOREAN :
+            enc = kCFStringEncodingMacKorean ;
+            break ;
+        case wxFONTENCODING_MACARABIC :
+            enc = kCFStringEncodingMacArabic ;
+            break ;
+        case wxFONTENCODING_MACHEBREW :
+            enc = kCFStringEncodingMacHebrew ;
+            break ;
+        case wxFONTENCODING_MACGREEK :
+            enc = kCFStringEncodingMacGreek ;
+            break ;
+        case wxFONTENCODING_MACCYRILLIC :
+            enc = kCFStringEncodingMacCyrillic ;
+            break ;
+        case wxFONTENCODING_MACDEVANAGARI :
+            enc = kCFStringEncodingMacDevanagari ;
+            break ;
+        case wxFONTENCODING_MACGURMUKHI :
+            enc = kCFStringEncodingMacGurmukhi ;
+            break ;
+        case wxFONTENCODING_MACGUJARATI :
+            enc = kCFStringEncodingMacGujarati ;
+            break ;
+        case wxFONTENCODING_MACORIYA :
+            enc = kCFStringEncodingMacOriya ;
+            break ;
+        case wxFONTENCODING_MACBENGALI :
+            enc = kCFStringEncodingMacBengali ;
+            break ;
+        case wxFONTENCODING_MACTAMIL :
+            enc = kCFStringEncodingMacTamil ;
+            break ;
+        case wxFONTENCODING_MACTELUGU :
+            enc = kCFStringEncodingMacTelugu ;
+            break ;
+        case wxFONTENCODING_MACKANNADA :
+            enc = kCFStringEncodingMacKannada ;
+            break ;
+        case wxFONTENCODING_MACMALAJALAM :
+            enc = kCFStringEncodingMacMalayalam ;
+            break ;
+        case wxFONTENCODING_MACSINHALESE :
+            enc = kCFStringEncodingMacSinhalese ;
+            break ;
+        case wxFONTENCODING_MACBURMESE :
+            enc = kCFStringEncodingMacBurmese ;
+            break ;
+        case wxFONTENCODING_MACKHMER :
+            enc = kCFStringEncodingMacKhmer ;
+            break ;
+        case wxFONTENCODING_MACTHAI :
+            enc = kCFStringEncodingMacThai ;
+            break ;
+        case wxFONTENCODING_MACLAOTIAN :
+            enc = kCFStringEncodingMacLaotian ;
+            break ;
+        case wxFONTENCODING_MACGEORGIAN :
+            enc = kCFStringEncodingMacGeorgian ;
+            break ;
+        case wxFONTENCODING_MACARMENIAN :
+            enc = kCFStringEncodingMacArmenian ;
+            break ;
+        case wxFONTENCODING_MACCHINESESIMP :
+            enc = kCFStringEncodingMacChineseSimp ;
+            break ;
+        case wxFONTENCODING_MACTIBETAN :
+            enc = kCFStringEncodingMacTibetan ;
+            break ;
+        case wxFONTENCODING_MACMONGOLIAN :
+            enc = kCFStringEncodingMacMongolian ;
+            break ;
+        case wxFONTENCODING_MACETHIOPIC :
+            enc = kCFStringEncodingMacEthiopic ;
+            break ;
+        case wxFONTENCODING_MACCENTRALEUR :
+            enc = kCFStringEncodingMacCentralEurRoman ;
+            break ;
+        case wxFONTENCODING_MACVIATNAMESE :
+            enc = kCFStringEncodingMacVietnamese ;
+            break ;
+        case wxFONTENCODING_MACARABICEXT :
+            enc = kCFStringEncodingMacExtArabic ;
+            break ;
+        case wxFONTENCODING_MACSYMBOL :
+            enc = kCFStringEncodingMacSymbol ;
+            break ;
+        case wxFONTENCODING_MACDINGBATS :
+            enc = kCFStringEncodingMacDingbats ;
+            break ;
+        case wxFONTENCODING_MACTURKISH :
+            enc = kCFStringEncodingMacTurkish ;
+            break ;
+        case wxFONTENCODING_MACCROATIAN :
+            enc = kCFStringEncodingMacCroatian ;
+            break ;
+        case wxFONTENCODING_MACICELANDIC :
+            enc = kCFStringEncodingMacIcelandic ;
+            break ;
+        case wxFONTENCODING_MACROMANIAN :
+            enc = kCFStringEncodingMacRomanian ;
+            break ;
+        case wxFONTENCODING_MACCELTIC :
+            enc = kCFStringEncodingMacCeltic ;
+            break ;
+        case wxFONTENCODING_MACGAELIC :
+            enc = kCFStringEncodingMacGaelic ;
+            break ;
+//      case wxFONTENCODING_MACKEYBOARD :
+//          enc = kCFStringEncodingMacKeyboardGlyphs ;
+//          break ;
+        default :
+            // because gcc is picky
+            break ;
+    } ;
+    return enc ;
+}
+
+wxFontEncoding wxFontEncFromCFStringEnc(CFStringEncoding encoding)
+{
+    wxFontEncoding enc = wxFONTENCODING_DEFAULT ;
+
+    switch( encoding)
+    {
+        case kCFStringEncodingISOLatin1  :
+            enc = wxFONTENCODING_ISO8859_1 ;
+            break ;
+        case kCFStringEncodingISOLatin2 :
+            enc = wxFONTENCODING_ISO8859_2;
+            break ;
+        case kCFStringEncodingISOLatin3 :
+            enc = wxFONTENCODING_ISO8859_3 ;
+            break ;
+        case kCFStringEncodingISOLatin4 :
+            enc = wxFONTENCODING_ISO8859_4;
+            break ;
+        case kCFStringEncodingISOLatinCyrillic :
+            enc = wxFONTENCODING_ISO8859_5;
+            break ;
+        case kCFStringEncodingISOLatinArabic :
+            enc = wxFONTENCODING_ISO8859_6;
+            break ;
+        case kCFStringEncodingISOLatinGreek :
+            enc = wxFONTENCODING_ISO8859_7;
+            break ;
+        case kCFStringEncodingISOLatinHebrew :
+            enc = wxFONTENCODING_ISO8859_8;
+            break ;
+        case kCFStringEncodingISOLatin5 :
+            enc = wxFONTENCODING_ISO8859_9;
+            break ;
+        case kCFStringEncodingISOLatin6 :
+            enc = wxFONTENCODING_ISO8859_10;
+            break ;
+        case kCFStringEncodingISOLatin7 :
+            enc = wxFONTENCODING_ISO8859_13;
+            break ;
+        case kCFStringEncodingISOLatin8 :
+            enc = wxFONTENCODING_ISO8859_14;
+            break ;
+        case kCFStringEncodingISOLatin9 :
+            enc =wxFONTENCODING_ISO8859_15 ;
+            break ;
+
+        case kCFStringEncodingKOI8_R :
+            enc = wxFONTENCODING_KOI8;
+            break ;
+
+//      case  :
+//          enc = wxFONTENCODING_BULGARIAN;
+//          break ;
+
+        case kCFStringEncodingDOSLatinUS :
+            enc = wxFONTENCODING_CP437;
+            break ;
+        case kCFStringEncodingDOSLatin1 :
+            enc = wxFONTENCODING_CP850;
+            break ;
+        case kCFStringEncodingDOSLatin2 :
+            enc =wxFONTENCODING_CP852 ;
+            break ;
+        case kCFStringEncodingDOSCyrillic :
+            enc = wxFONTENCODING_CP855;
+            break ;
+        case kCFStringEncodingDOSRussian :
+            enc = wxFONTENCODING_CP866;
+            break ;
+        case kCFStringEncodingDOSThai :
+            enc =wxFONTENCODING_CP874 ;
+            break ;
+        case kCFStringEncodingDOSJapanese :
+            enc = wxFONTENCODING_CP932;
+            break ;
+        case kCFStringEncodingDOSChineseSimplif :
+            enc = wxFONTENCODING_CP936;
+            break ;
+        case kCFStringEncodingDOSKorean :
+            enc = wxFONTENCODING_CP949;
+            break ;
+        case kCFStringEncodingDOSChineseTrad :
+            enc = wxFONTENCODING_CP950;
+            break ;
+
+        case kCFStringEncodingWindowsLatin2 :
+            enc = wxFONTENCODING_CP1250;
+            break ;
+        case kCFStringEncodingWindowsCyrillic :
+            enc = wxFONTENCODING_CP1251;
+            break ;
+        case kCFStringEncodingWindowsLatin1 :
+            enc = wxFONTENCODING_CP1252;
+            break ;
+        case kCFStringEncodingWindowsGreek :
+            enc = wxFONTENCODING_CP1253;
+            break ;
+        case kCFStringEncodingWindowsLatin5 :
+            enc = wxFONTENCODING_CP1254;
+            break ;
+        case kCFStringEncodingWindowsHebrew :
+            enc = wxFONTENCODING_CP1255;
+            break ;
+        case kCFStringEncodingWindowsArabic :
+            enc = wxFONTENCODING_CP1256;
+            break ;
+        case kCFStringEncodingWindowsBalticRim :
+            enc =wxFONTENCODING_CP1257 ;
+            break ;
+        case kCFStringEncodingEUC_JP :
+            enc = wxFONTENCODING_EUC_JP;
+            break ;
+        case kCFStringEncodingUnicode :
+            enc = wxFONTENCODING_UTF16;
+            break;
+        case kCFStringEncodingMacRoman :
+            enc = wxFONTENCODING_MACROMAN ;
+            break ;
+        case kCFStringEncodingMacJapanese :
+            enc = wxFONTENCODING_MACJAPANESE ;
+            break ;
+        case kCFStringEncodingMacChineseTrad :
+            enc = wxFONTENCODING_MACCHINESETRAD ;
+            break ;
+        case kCFStringEncodingMacKorean :
+            enc = wxFONTENCODING_MACKOREAN ;
+            break ;
+        case kCFStringEncodingMacArabic :
+            enc =wxFONTENCODING_MACARABIC ;
+            break ;
+        case kCFStringEncodingMacHebrew :
+            enc = wxFONTENCODING_MACHEBREW ;
+            break ;
+        case kCFStringEncodingMacGreek :
+            enc = wxFONTENCODING_MACGREEK ;
+            break ;
+        case kCFStringEncodingMacCyrillic :
+            enc = wxFONTENCODING_MACCYRILLIC ;
+            break ;
+        case kCFStringEncodingMacDevanagari :
+            enc = wxFONTENCODING_MACDEVANAGARI ;
+            break ;
+        case kCFStringEncodingMacGurmukhi :
+            enc = wxFONTENCODING_MACGURMUKHI ;
+            break ;
+        case kCFStringEncodingMacGujarati :
+            enc = wxFONTENCODING_MACGUJARATI ;
+            break ;
+        case kCFStringEncodingMacOriya :
+            enc =wxFONTENCODING_MACORIYA ;
+            break ;
+        case kCFStringEncodingMacBengali :
+            enc =wxFONTENCODING_MACBENGALI ;
+            break ;
+        case kCFStringEncodingMacTamil :
+            enc = wxFONTENCODING_MACTAMIL ;
+            break ;
+        case kCFStringEncodingMacTelugu :
+            enc = wxFONTENCODING_MACTELUGU ;
+            break ;
+        case kCFStringEncodingMacKannada :
+            enc = wxFONTENCODING_MACKANNADA ;
+            break ;
+        case kCFStringEncodingMacMalayalam :
+            enc = wxFONTENCODING_MACMALAJALAM ;
+            break ;
+        case kCFStringEncodingMacSinhalese :
+            enc = wxFONTENCODING_MACSINHALESE ;
+            break ;
+        case kCFStringEncodingMacBurmese :
+            enc = wxFONTENCODING_MACBURMESE ;
+            break ;
+        case kCFStringEncodingMacKhmer :
+            enc = wxFONTENCODING_MACKHMER ;
+            break ;
+        case kCFStringEncodingMacThai :
+            enc = wxFONTENCODING_MACTHAI ;
+            break ;
+        case kCFStringEncodingMacLaotian :
+            enc = wxFONTENCODING_MACLAOTIAN ;
+            break ;
+        case kCFStringEncodingMacGeorgian :
+            enc = wxFONTENCODING_MACGEORGIAN ;
+            break ;
+        case kCFStringEncodingMacArmenian :
+            enc = wxFONTENCODING_MACARMENIAN ;
+            break ;
+        case kCFStringEncodingMacChineseSimp :
+            enc = wxFONTENCODING_MACCHINESESIMP ;
+            break ;
+        case kCFStringEncodingMacTibetan :
+            enc = wxFONTENCODING_MACTIBETAN ;
+            break ;
+        case kCFStringEncodingMacMongolian :
+            enc = wxFONTENCODING_MACMONGOLIAN ;
+            break ;
+        case kCFStringEncodingMacEthiopic :
+            enc = wxFONTENCODING_MACETHIOPIC ;
+            break ;
+        case kCFStringEncodingMacCentralEurRoman:
+            enc = wxFONTENCODING_MACCENTRALEUR  ;
+            break ;
+        case kCFStringEncodingMacVietnamese:
+            enc = wxFONTENCODING_MACVIATNAMESE  ;
+            break ;
+        case kCFStringEncodingMacExtArabic :
+            enc = wxFONTENCODING_MACARABICEXT ;
+            break ;
+        case kCFStringEncodingMacSymbol :
+            enc = wxFONTENCODING_MACSYMBOL ;
+            break ;
+        case kCFStringEncodingMacDingbats :
+            enc = wxFONTENCODING_MACDINGBATS ;
+            break ;
+        case kCFStringEncodingMacTurkish :
+            enc = wxFONTENCODING_MACTURKISH ;
+            break ;
+        case kCFStringEncodingMacCroatian :
+            enc = wxFONTENCODING_MACCROATIAN ;
+            break ;
+        case kCFStringEncodingMacIcelandic :
+            enc = wxFONTENCODING_MACICELANDIC ;
+            break ;
+        case kCFStringEncodingMacRomanian :
+            enc = wxFONTENCODING_MACROMANIAN ;
+            break ;
+        case kCFStringEncodingMacCeltic :
+            enc = wxFONTENCODING_MACCELTIC ;
+            break ;
+        case kCFStringEncodingMacGaelic :
+            enc = wxFONTENCODING_MACGAELIC ;
+            break ;
+//        case kCFStringEncodingMacKeyboardGlyphs :
+//            enc = wxFONTENCODING_MACKEYBOARD ;
+//            break ;
+    } ;
+    return enc ;
+}
+
+class wxMBConv_cocoa : public wxMBConv
+{
+public:
+    wxMBConv_cocoa()
+    {
+        Init(CFStringGetSystemEncoding()) ;
+    }
+
+    wxMBConv_cocoa(const wxChar* name)
+    {
+        Init( wxCFStringEncFromFontEnc(wxFontMapper::Get()->CharsetToEncoding(name, false) ) ) ;
+    }
+
+    wxMBConv_cocoa(wxFontEncoding encoding)
+    {
+        Init( wxCFStringEncFromFontEnc(encoding) );
+    }
+
+    ~wxMBConv_cocoa()
+    {
+    }
+
+    void Init( CFStringEncoding encoding)
+    {
+        m_char_encoding = encoding ;
+        m_unicode_encoding = kCFStringEncodingUnicode;
+    }
+
+    size_t MB2WC(wchar_t * szOut, const char * szUnConv, size_t nOutSize) const
+    {
+        wxASSERT(szUnConv);
+
+        size_t nBufSize = strlen(szUnConv) + 1;
+        size_t nRealOutSize;
+
+        UniChar* szUniCharBuffer    = (UniChar*) szOut;
+        wchar_t* szConvBuffer       = szOut;
+
+        if (szConvBuffer == NULL && nOutSize != 0)
+        {
+            szConvBuffer = new wchar_t[nOutSize] ;
+        }
+
+#if SIZEOF_WCHAR_T == 4
+        szUniCharBuffer = new UniChar[nOutSize];
+#endif
+
+        CFDataRef theData = CFDataCreateWithBytesNoCopy (
+                                            NULL,     //allocator
+                                            (const UInt8*)szUnConv,
+                                            nBufSize - 1,
+                                            NULL      //deallocator
+                                            );
+
+        wxASSERT(theData);
+
+        CFStringRef theString = CFStringCreateFromExternalRepresentation (
+                                                NULL,
+                                                theData,
+                                                m_char_encoding
+                                                );
+
+        wxASSERT(theString);
+
+        if (nOutSize == 0)
+        {
+            nRealOutSize = CFStringGetLength(theString) + 1;
+            CFRelease(theString);
+            return nRealOutSize - 1;
+        }
+
+        CFRange theRange = { 0, CFStringGetLength(theString) };
+
+        CFStringGetCharacters(theString, theRange, szUniCharBuffer);
+
+
+        nRealOutSize = (CFStringGetLength(theString) + 1);
+
+        CFRelease(theString);
+
+        szUniCharBuffer[nRealOutSize-1] = '\0' ;
+
+#if SIZEOF_WCHAR_T == 4
+        wxMBConvUTF16 converter ;
+        converter.MB2WC(szConvBuffer  , (const char*)szUniCharBuffer , nRealOutSize ) ;
+        delete[] szUniCharBuffer;
+#endif
+        if ( szOut == NULL )
+            delete [] szConvBuffer;
+
+        return nRealOutSize ;
+    }
+
+    size_t WC2MB(char *szOut, const wchar_t *szUnConv, size_t nOutSize) const
+    {
+        size_t nBufSize = wxWcslen(szUnConv) + 1;
+        size_t nRealOutSize;
+        char* szBuffer = szOut;
+        UniChar* szUniBuffer = (UniChar*) szUnConv;
+
+        if (szOut == NULL)
+        {
+            // worst case
+            nRealOutSize = ((nBufSize - 1) << 1)+1 ;
+            szBuffer = new char[ nRealOutSize ] ;
+        }
+        else
+            nRealOutSize = nOutSize;
+
+#if SIZEOF_WCHAR_T == 4
+        wxMBConvUTF16BE converter ;
+        nBufSize = converter.WC2MB( NULL , szUnConv , 0 );
+        szUniBuffer = new UniChar[ (nBufSize / sizeof(UniChar)) + 1] ;
+        converter.WC2MB( (char*) szUniBuffer , szUnConv, nBufSize + sizeof(UniChar)) ;
+        nBufSize /= sizeof(UniChar);
+        ++nBufSize;
+#endif
+
+        CFStringRef theString = CFStringCreateWithCharactersNoCopy(
+                                NULL, //allocator
+                                szUniBuffer,
+                                nBufSize,
+                                NULL //deallocator
+                            );
+
+        wxASSERT(theString);
+
+        //Note that CER puts a BOM when converting to unicode
+        //so we may want to check and use getchars instead in that case
+        CFDataRef theData = CFStringCreateExternalRepresentation(
+                                NULL, //allocator
+                                theString,
+                                m_char_encoding,
+                                0 //what to put in characters that can't be converted -
+                                    //0 tells CFString to return NULL if it meets such a character
+                        );
+
+        if(!theData)
+            return (size_t)-1;
+
+        CFRelease(theString);
+
+        nRealOutSize = CFDataGetLength(theData);
+
+        if ( szOut == NULL )
+            delete[] szBuffer;
+
+        if(nOutSize == 0)
+        {
+//TODO: This gets flagged as a non-malloced address by the debugger...
+//#if SIZEOF_WCHAR_T == 4
+//        delete[] szUniBuffer;
+//#endif
+            CFRelease(theData);
+            return nRealOutSize - 1;
+        }
+
+        CFRange theRange = {0, CFDataGetLength(theData) };
+        CFDataGetBytes(theData, theRange, (UInt8*) szBuffer);
+
+        CFRelease(theData);
+
+//TODO: This gets flagged as a non-malloced address by the debugger...
+//#if SIZEOF_WCHAR_T == 4
+//        delete[] szUniBuffer;
+//#endif
+        return  nRealOutSize - 1;
+    }
+
+    bool IsOk() const
+    {
+        //TODO: check for invalid en/de/coding
+        return true;
+    }
+
+private:
+    CFStringEncoding m_char_encoding ;
+    CFStringEncoding m_unicode_encoding ;
+};
+
+#endif // defined(__WXCOCOA__)
+
+// ============================================================================
+// Mac conversion classes
+// ============================================================================
+
+#if defined(__WXMAC__) && defined(TARGET_CARBON)
+
+class wxMBConv_mac : public wxMBConv
+{
+public:
+    wxMBConv_mac()
+    {
+        Init(CFStringGetSystemEncoding()) ;
+    }
+
+    wxMBConv_mac(const wxChar* name)
+    {
+        Init( wxMacGetSystemEncFromFontEnc(wxFontMapper::Get()->CharsetToEncoding(name, false) ) ) ;
+    }
+
+    wxMBConv_mac(wxFontEncoding encoding)
+    {
+        Init( wxMacGetSystemEncFromFontEnc(encoding) );
+    }
+
+    ~wxMBConv_mac()
+    {
+        OSStatus status = noErr ;
+        status = TECDisposeConverter(m_MB2WC_converter);
+        status = TECDisposeConverter(m_WC2MB_converter);
+    }
+
+
+    void Init( TextEncodingBase encoding)
+    {
+        OSStatus status = noErr ;
+        m_char_encoding = encoding ;
+        m_unicode_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault,0,kUnicode16BitFormat) ;
+
+        status = TECCreateConverter(&m_MB2WC_converter,
+                                    m_char_encoding,
+                                    m_unicode_encoding);
+        status = TECCreateConverter(&m_WC2MB_converter,
+                                    m_unicode_encoding,
+                                    m_char_encoding);
+    }
+
+    size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const
+    {
+        OSStatus status = noErr ;
+        ByteCount byteOutLen ;
+        ByteCount byteInLen = strlen(psz) ;
+        wchar_t *tbuf = NULL ;
+        UniChar* ubuf = NULL ;
+        size_t res = 0 ;
+
+        if (buf == NULL)
+        {
+            n = byteInLen ;
+            tbuf = (wchar_t*) malloc( n * SIZEOF_WCHAR_T) ;
+        }
+        ByteCount byteBufferLen = n * sizeof( UniChar ) ;
+#if SIZEOF_WCHAR_T == 4
+        ubuf = (UniChar*) malloc( byteBufferLen + 2 ) ;
+#else
+        ubuf = (UniChar*) (buf ? buf : tbuf) ;
+#endif
+        status = TECConvertText(m_MB2WC_converter, (ConstTextPtr) psz , byteInLen, &byteInLen,
+          (TextPtr) ubuf , byteBufferLen, &byteOutLen);
+#if SIZEOF_WCHAR_T == 4
+        // we have to terminate here, because n might be larger for the trailing zero, and if UniChar
+        // is not properly terminated we get random characters at the end
+        ubuf[byteOutLen / sizeof( UniChar ) ] = 0 ;
+        wxMBConvUTF16BE converter ;
+        res = converter.MB2WC( (buf ? buf : tbuf) , (const char*)ubuf , n ) ;
+        free( ubuf ) ;
+#else
+        res = byteOutLen / sizeof( UniChar ) ;
+#endif
+        if ( buf == NULL )
+             free(tbuf) ;
+
+        if ( buf  && res < n)
+            buf[res] = 0;
+
+        return res ;
+    }
+
+    size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const
+    {
+        OSStatus status = noErr ;
+        ByteCount byteOutLen ;
+        ByteCount byteInLen = wxWcslen(psz) * SIZEOF_WCHAR_T ;
+
+        char *tbuf = NULL ;
+
+        if (buf == NULL)
+        {
+            // worst case
+            n = byteInLen * 2 ;
+            tbuf = (char*) malloc( n ) ;
+        }
+
+        ByteCount byteBufferLen = n ;
+        UniChar* ubuf = NULL ;
+#if SIZEOF_WCHAR_T == 4
+        wxMBConvUTF16BE converter ;
+        size_t unicharlen = converter.WC2MB( NULL , psz , 0 ) ;
+        byteInLen = unicharlen ;
+        ubuf = (UniChar*) malloc( byteInLen + 2 ) ;
+        converter.WC2MB( (char*) ubuf , psz, unicharlen + 2 ) ;
+#else
+        ubuf = (UniChar*) psz ;
+#endif
+        status = TECConvertText(m_WC2MB_converter, (ConstTextPtr) ubuf , byteInLen, &byteInLen,
+            (TextPtr) (buf ? buf : tbuf) , byteBufferLen, &byteOutLen);
+#if SIZEOF_WCHAR_T == 4
+        free( ubuf ) ;
+#endif
+        if ( buf == NULL )
+            free(tbuf) ;
+
+        size_t res = byteOutLen ;
+        if ( buf  && res < n)
+            buf[res] = 0;
+
+        return res ;
+    }
+
+    bool IsOk() const
+        { return m_MB2WC_converter !=  NULL && m_WC2MB_converter != NULL  ; }
+
+private:
+    TECObjectRef m_MB2WC_converter ;
+    TECObjectRef m_WC2MB_converter ;
+
+    TextEncodingBase m_char_encoding ;
+    TextEncodingBase m_unicode_encoding ;
+};
+
+#endif // defined(__WXMAC__) && defined(TARGET_CARBON)
+
+// ============================================================================
+// wxEncodingConverter based conversion classes
+// ============================================================================
+
+#if wxUSE_FONTMAP
+
+class wxMBConv_wxwin : public wxMBConv
+{
+private:
+    void Init()
+    {
+        m_ok = m2w.Init(m_enc, wxFONTENCODING_UNICODE) &&
+               w2m.Init(wxFONTENCODING_UNICODE, m_enc);
+    }
+
+public:
+    // temporarily just use wxEncodingConverter stuff,
+    // so that it works while a better implementation is built
+    wxMBConv_wxwin(const wxChar* name)
+    {
+        if (name)
+            m_enc = wxFontMapper::Get()->CharsetToEncoding(name, false);
+        else
+            m_enc = wxFONTENCODING_SYSTEM;
+
+        Init();
+    }
+
+    wxMBConv_wxwin(wxFontEncoding enc)
+    {
+        m_enc = enc;
+
+        Init();
+    }
+
+    size_t MB2WC(wchar_t *buf, const char *psz, size_t WXUNUSED(n)) const
+    {
+        size_t inbuf = strlen(psz);
+        if (buf)
+            m2w.Convert(psz,buf);
+        return inbuf;
+    }
+
+    size_t WC2MB(char *buf, const wchar_t *psz, size_t WXUNUSED(n)) const
+    {
+        const size_t inbuf = wxWcslen(psz);
+        if (buf)
+            w2m.Convert(psz,buf);
+
+        return inbuf;
+    }
+
+    bool IsOk() const { return m_ok; }
+
+public:
+    wxFontEncoding m_enc;
+    wxEncodingConverter m2w, w2m;
+
+    // were we initialized successfully?
+    bool m_ok;
+
+    DECLARE_NO_COPY_CLASS(wxMBConv_wxwin)
+};
+
+#endif // wxUSE_FONTMAP
+
+// ============================================================================
+// wxCSConv implementation
+// ============================================================================
+
+void wxCSConv::Init()
+{
+    m_name = NULL;
+    m_convReal =  NULL;
+    m_deferred = true;
+}
+
+wxCSConv::wxCSConv(const wxChar *charset)
+{
+    Init();
+
+    if ( charset )
+    {
+        SetName(charset);
+    }
+
+    m_encoding = wxFONTENCODING_SYSTEM;
+}
+
+wxCSConv::wxCSConv(wxFontEncoding encoding)
+{
+    if ( encoding == wxFONTENCODING_MAX || encoding == wxFONTENCODING_DEFAULT )
+    {
+        wxFAIL_MSG( _T("invalid encoding value in wxCSConv ctor") );
+
+        encoding = wxFONTENCODING_SYSTEM;
+    }
+
+    Init();
+
+    m_encoding = encoding;
+}
+
+wxCSConv::~wxCSConv()
+{
+    Clear();
+}
+
+wxCSConv::wxCSConv(const wxCSConv& conv)
+        : wxMBConv()
+{
+    Init();
+
+    SetName(conv.m_name);
+    m_encoding = conv.m_encoding;
+}
+
+wxCSConv& wxCSConv::operator=(const wxCSConv& conv)
+{
+    Clear();
+
+    SetName(conv.m_name);
+    m_encoding = conv.m_encoding;
+
+    return *this;
+}
+
+void wxCSConv::Clear()
+{
+    free(m_name);
+    delete m_convReal;
+
+    m_name = NULL;
+    m_convReal = NULL;
+}
+
+void wxCSConv::SetName(const wxChar *charset)
+{
+    if (charset)
+    {
+        m_name = wxStrdup(charset);
+        m_deferred = true;
+    }
+}
+
+wxMBConv *wxCSConv::DoCreate() const
+{
+    // check for the special case of ASCII or ISO8859-1 charset: as we have
+    // special knowledge of it anyhow, we don't need to create a special
+    // conversion object
+    if ( m_encoding == wxFONTENCODING_ISO8859_1 )
+    {
+        // don't convert at all
+        return NULL;
+    }
+
+    // we trust OS to do conversion better than we can so try external
+    // conversion methods first
+    //
+    // the full order is:
+    //      1. OS conversion (iconv() under Unix or Win32 API)
+    //      2. hard coded conversions for UTF
+    //      3. wxEncodingConverter as fall back
+
+    // step (1)
+#ifdef HAVE_ICONV
+#if !wxUSE_FONTMAP
+    if ( m_name )
+#endif // !wxUSE_FONTMAP
+    {
+        wxString name(m_name);
+
+#if wxUSE_FONTMAP
+        if ( name.empty() )
+            name = wxFontMapper::Get()->GetEncodingName(m_encoding);
+#endif // wxUSE_FONTMAP
+
+        wxMBConv_iconv *conv = new wxMBConv_iconv(name);
+        if ( conv->IsOk() )
+            return conv;
+
+        delete conv;
+    }
+#endif // HAVE_ICONV
+
+#ifdef wxHAVE_WIN32_MB2WC
+    {
+#if wxUSE_FONTMAP
+        wxMBConv_win32 *conv = m_name ? new wxMBConv_win32(m_name)
+                                      : new wxMBConv_win32(m_encoding);
+        if ( conv->IsOk() )
+            return conv;
+
+        delete conv;
+#else
+        return NULL;
+#endif
+    }
+#endif // wxHAVE_WIN32_MB2WC
+#if defined(__WXMAC__)
+    {
+        if ( m_name || ( m_encoding < wxFONTENCODING_UTF16BE ) )
+        {
+
+            wxMBConv_mac *conv = m_name ? new wxMBConv_mac(m_name)
+                                        : new wxMBConv_mac(m_encoding);
+            if ( conv->IsOk() )
+                 return conv;
+
+            delete conv;
+        }
+    }
+#endif
+#if defined(__WXCOCOA__)
+    {
+        if ( m_name || ( m_encoding <= wxFONTENCODING_UTF16 ) )
+        {
+
+            wxMBConv_cocoa *conv = m_name ? new wxMBConv_cocoa(m_name)
+                                          : new wxMBConv_cocoa(m_encoding);
+            if ( conv->IsOk() )
+                 return conv;
+
+            delete conv;
+        }
+    }
+#endif
+    // step (2)
+    wxFontEncoding enc = m_encoding;
+#if wxUSE_FONTMAP
+    if ( enc == wxFONTENCODING_SYSTEM && m_name )
+    {
+        // use "false" to suppress interactive dialogs -- we can be called from
+        // anywhere and popping up a dialog from here is the last thing we want to
+        // do
+        enc = wxFontMapper::Get()->CharsetToEncoding(m_name, false);
+    }
+#endif // wxUSE_FONTMAP
+
+    switch ( enc )
+    {
+        case wxFONTENCODING_UTF7:
+             return new wxMBConvUTF7;
+
+        case wxFONTENCODING_UTF8:
+             return new wxMBConvUTF8;
+
+        case wxFONTENCODING_UTF16BE:
+             return new wxMBConvUTF16BE;
+
+        case wxFONTENCODING_UTF16LE:
+             return new wxMBConvUTF16LE;
+
+        case wxFONTENCODING_UTF32BE:
+             return new wxMBConvUTF32BE;
+
+        case wxFONTENCODING_UTF32LE:
+             return new wxMBConvUTF32LE;
+
+        default:
+             // nothing to do but put here to suppress gcc warnings
+             ;
+    }
+
+    // step (3)
+#if wxUSE_FONTMAP
+    {
+        wxMBConv_wxwin *conv = m_name ? new wxMBConv_wxwin(m_name)
+                                      : new wxMBConv_wxwin(m_encoding);
+        if ( conv->IsOk() )
+            return conv;
+
+        delete conv;
+    }
+#endif // wxUSE_FONTMAP
+
+    // NB: This is a hack to prevent deadlock. What could otherwise happen
+    //     in Unicode build: wxConvLocal creation ends up being here
+    //     because of some failure and logs the error. But wxLog will try to
+    //     attach timestamp, for which it will need wxConvLocal (to convert
+    //     time to char* and then wchar_t*), but that fails, tries to log
+    //     error, but wxLog has a (already locked) critical section that
+    //     guards static buffer.
+    static bool alreadyLoggingError = false;
+    if (!alreadyLoggingError)
+    {
+        alreadyLoggingError = true;
+        wxLogError(_("Cannot convert from the charset '%s'!"),
+                   m_name ? m_name
+                      :
+#if wxUSE_FONTMAP
+                         wxFontMapper::GetEncodingDescription(m_encoding).c_str()
+#else // !wxUSE_FONTMAP
+                         wxString::Format(_("encoding %s"), m_encoding).c_str()
+#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
+              );
+        alreadyLoggingError = false;
+    }
+
+    return NULL;
+}
+
+void wxCSConv::CreateConvIfNeeded() const
+{
+    if ( m_deferred )
+    {
+        wxCSConv *self = (wxCSConv *)this; // const_cast
+
+#if wxUSE_INTL
+        // if we don't have neither the name nor the encoding, use the default
+        // encoding for this system
+        if ( !m_name && m_encoding == wxFONTENCODING_SYSTEM )
+        {
+            self->m_name = wxStrdup(wxLocale::GetSystemEncodingName());
+        }
+#endif // wxUSE_INTL
+
+        self->m_convReal = DoCreate();
+        self->m_deferred = false;
+    }
+}
+
+size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+    CreateConvIfNeeded();
+
+    if (m_convReal)
+        return m_convReal->MB2WC(buf, psz, n);
+
+    // latin-1 (direct)
+    size_t len = strlen(psz);
+
+    if (buf)
+    {
+        for (size_t c = 0; c <= len; c++)
+            buf[c] = (unsigned char)(psz[c]);
+    }
+
+    return len;
+}
+
+size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+    CreateConvIfNeeded();
+
+    if (m_convReal)
+        return m_convReal->WC2MB(buf, psz, n);
+
+    // latin-1 (direct)
+    const size_t len = wxWcslen(psz);
+    if (buf)
+    {
+        for (size_t c = 0; c <= len; c++)
+        {
+            if (psz[c] > 0xFF)
+                return (size_t)-1;
+            buf[c] = (char)psz[c];
+        }
+    }
+    else
+    {
+        for (size_t c = 0; c <= len; c++)
+        {
+            if (psz[c] > 0xFF)
+                return (size_t)-1;
+        }
+    }
+
+    return len;
+}
+
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+#ifdef __WINDOWS__
+    static wxMBConv_win32 wxConvLibcObj;
+#elif defined(__WXMAC__) && !defined(__MACH__)
+    static wxMBConv_mac wxConvLibcObj ;
+#else
+    static wxMBConvLibc wxConvLibcObj;
+#endif
+
+static wxCSConv wxConvLocalObj(wxFONTENCODING_SYSTEM);
+static wxCSConv wxConvISO8859_1Obj(wxFONTENCODING_ISO8859_1);
+static wxMBConvUTF7 wxConvUTF7Obj;
+static wxMBConvUTF8 wxConvUTF8Obj;
+
+
+WXDLLIMPEXP_DATA_BASE(wxMBConv&) wxConvLibc = wxConvLibcObj;
+WXDLLIMPEXP_DATA_BASE(wxCSConv&) wxConvLocal = wxConvLocalObj;
+WXDLLIMPEXP_DATA_BASE(wxCSConv&) wxConvISO8859_1 = wxConvISO8859_1Obj;
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF7&) wxConvUTF7 = wxConvUTF7Obj;
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF8&) wxConvUTF8 = wxConvUTF8Obj;
+WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvCurrent = &wxConvLibcObj;
+
+#else // !wxUSE_WCHAR_T
+
+// stand-ins in absence of wchar_t
+WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc,
+                                wxConvISO8859_1,
+                                wxConvLocal,
+                                wxConvUTF8;

 
 

-#endif // wxUSE_WCHAR_T
+#endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T