]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/fmapbase.cpp
fixing overrelease and out-of-bounds write, fixes #13725
[wxWidgets.git] / src / common / fmapbase.cpp
index b7107408bd931cf244566df77091104cea136ec9..5693f8c0adf939975b4368a8e5fb5c862fd8abc1 100644 (file)
@@ -1,12 +1,12 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        common/fmapbase.cpp
+// Name:        src/common/fmapbase.cpp
 // Purpose:     wxFontMapperBase class implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     21.06.2003 (extracted from common/fontmap.cpp)
 // RCS-ID:      $Id$
 // Copyright:   (c) 1999-2003 Vadim Zeitlin <vadim@wxwindows.org>
-// License:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
     #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/intl.h"
+    #include "wx/module.h"
+    #include "wx/wxcrtvararg.h"
 #endif //WX_PRECOMP
 
-#if defined(__WXMSW__)
-  #include  "wx/msw/private.h"  // includes windows.h for LOGFONT
-  #include  "wx/msw/winundef.h"
+#if defined(__WINDOWS__)
+    #include  "wx/msw/private.h"  // includes windows.h for LOGFONT
+    #include  "wx/msw/winundef.h"
 #endif
 
 #include "wx/fontmap.h"
 #include "wx/fmappriv.h"
 
 #include "wx/apptrait.h"
-#include "wx/module.h"
 
 // wxMemoryConfig uses wxFileConfig
 #if wxUSE_CONFIG && wxUSE_FILECONFIG
@@ -54,7 +55,7 @@
 // ----------------------------------------------------------------------------
 
 // encodings supported by GetEncodingDescription
-static wxFontEncoding gs_encodings[] =
+static const wxFontEncoding gs_encodings[] =
 {
     wxFONTENCODING_ISO8859_1,
     wxFONTENCODING_ISO8859_2,
@@ -73,6 +74,8 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_ISO8859_15,
     wxFONTENCODING_KOI8,
     wxFONTENCODING_KOI8_U,
+    wxFONTENCODING_CP866,
+    wxFONTENCODING_CP874,
     wxFONTENCODING_CP932,
     wxFONTENCODING_CP936,
     wxFONTENCODING_CP949,
@@ -85,20 +88,63 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_CP1255,
     wxFONTENCODING_CP1256,
     wxFONTENCODING_CP1257,
+    wxFONTENCODING_CP1258,
+    wxFONTENCODING_CP1361,
     wxFONTENCODING_CP437,
     wxFONTENCODING_UTF7,
     wxFONTENCODING_UTF8,
-    wxFONTENCODING_UTF16,
     wxFONTENCODING_UTF16BE,
     wxFONTENCODING_UTF16LE,
-    wxFONTENCODING_UTF32,
     wxFONTENCODING_UTF32BE,
     wxFONTENCODING_UTF32LE,
     wxFONTENCODING_EUC_JP,
+    wxFONTENCODING_DEFAULT,
+    wxFONTENCODING_ISO2022_JP,
+
+    wxFONTENCODING_MACROMAN,
+    wxFONTENCODING_MACJAPANESE,
+    wxFONTENCODING_MACCHINESETRAD,
+    wxFONTENCODING_MACKOREAN,
+    wxFONTENCODING_MACARABIC,
+    wxFONTENCODING_MACHEBREW,
+    wxFONTENCODING_MACGREEK,
+    wxFONTENCODING_MACCYRILLIC,
+    wxFONTENCODING_MACDEVANAGARI,
+    wxFONTENCODING_MACGURMUKHI,
+    wxFONTENCODING_MACGUJARATI,
+    wxFONTENCODING_MACORIYA,
+    wxFONTENCODING_MACBENGALI,
+    wxFONTENCODING_MACTAMIL,
+    wxFONTENCODING_MACTELUGU,
+    wxFONTENCODING_MACKANNADA,
+    wxFONTENCODING_MACMALAJALAM,
+    wxFONTENCODING_MACSINHALESE,
+    wxFONTENCODING_MACBURMESE,
+    wxFONTENCODING_MACKHMER,
+    wxFONTENCODING_MACTHAI,
+    wxFONTENCODING_MACLAOTIAN,
+    wxFONTENCODING_MACGEORGIAN,
+    wxFONTENCODING_MACARMENIAN,
+    wxFONTENCODING_MACCHINESESIMP,
+    wxFONTENCODING_MACTIBETAN,
+    wxFONTENCODING_MACMONGOLIAN,
+    wxFONTENCODING_MACETHIOPIC,
+    wxFONTENCODING_MACCENTRALEUR,
+    wxFONTENCODING_MACVIATNAMESE,
+    wxFONTENCODING_MACARABICEXT,
+    wxFONTENCODING_MACSYMBOL,
+    wxFONTENCODING_MACDINGBATS,
+    wxFONTENCODING_MACTURKISH,
+    wxFONTENCODING_MACCROATIAN,
+    wxFONTENCODING_MACICELANDIC,
+    wxFONTENCODING_MACROMANIAN,
+    wxFONTENCODING_MACCELTIC,
+    wxFONTENCODING_MACGAELIC,
+    wxFONTENCODING_MACKEYBOARD
 };
 
 // the descriptions for them
-static const wxChar* gs_encodingDescs[] =
+static const char* const gs_encodingDescs[] =
 {
     wxTRANSLATE( "Western European (ISO-8859-1)" ),
     wxTRANSLATE( "Central European (ISO-8859-2)" ),
@@ -117,10 +163,12 @@ static const wxChar* gs_encodingDescs[] =
     wxTRANSLATE( "Western European with Euro (ISO-8859-15)" ),
     wxTRANSLATE( "KOI8-R" ),
     wxTRANSLATE( "KOI8-U" ),
-    wxTRANSLATE( "Windows Japanese (CP 932)" ),
-    wxTRANSLATE( "Windows Chinese Simplified (CP 936)" ),
+    wxTRANSLATE( "Windows/DOS OEM Cyrillic (CP 866)" ),
+    wxTRANSLATE( "Windows Thai (CP 874)" ),
+    wxTRANSLATE( "Windows Japanese (CP 932) or Shift-JIS" ),
+    wxTRANSLATE( "Windows Chinese Simplified (CP 936) or GB-2312" ),
     wxTRANSLATE( "Windows Korean (CP 949)" ),
-    wxTRANSLATE( "Windows Chinese Traditional (CP 950)" ),
+    wxTRANSLATE( "Windows Chinese Traditional (CP 950) or Big-5" ),
     wxTRANSLATE( "Windows Central European (CP 1250)" ),
     wxTRANSLATE( "Windows Cyrillic (CP 1251)" ),
     wxTRANSLATE( "Windows Western European (CP 1252)" ),
@@ -129,65 +177,181 @@ static const wxChar* gs_encodingDescs[] =
     wxTRANSLATE( "Windows Hebrew (CP 1255)" ),
     wxTRANSLATE( "Windows Arabic (CP 1256)" ),
     wxTRANSLATE( "Windows Baltic (CP 1257)" ),
+    wxTRANSLATE( "Windows Vietnamese (CP 1258)" ),
+    wxTRANSLATE( "Windows Johab (CP 1361)" ),
     wxTRANSLATE( "Windows/DOS OEM (CP 437)" ),
     wxTRANSLATE( "Unicode 7 bit (UTF-7)" ),
     wxTRANSLATE( "Unicode 8 bit (UTF-8)" ),
+#ifdef WORDS_BIGENDIAN
     wxTRANSLATE( "Unicode 16 bit (UTF-16)" ),
-    wxTRANSLATE( "Unicode 16 bit Big Endian (UTF-16BE)" ),
     wxTRANSLATE( "Unicode 16 bit Little Endian (UTF-16LE)" ),
     wxTRANSLATE( "Unicode 32 bit (UTF-32)" ),
-    wxTRANSLATE( "Unicode 32 bit Big Endian (UTF-32BE)" ),
     wxTRANSLATE( "Unicode 32 bit Little Endian (UTF-32LE)" ),
+#else // WORDS_BIGENDIAN
+    wxTRANSLATE( "Unicode 16 bit Big Endian (UTF-16BE)" ),
+    wxTRANSLATE( "Unicode 16 bit (UTF-16)" ),
+    wxTRANSLATE( "Unicode 32 bit Big Endian (UTF-32BE)" ),
+    wxTRANSLATE( "Unicode 32 bit (UTF-32)" ),
+#endif // WORDS_BIGENDIAN
     wxTRANSLATE( "Extended Unix Codepage for Japanese (EUC-JP)" ),
+    wxTRANSLATE( "US-ASCII" ),
+    wxTRANSLATE( "ISO-2022-JP" ),
+
+    wxTRANSLATE( "MacRoman" ),
+    wxTRANSLATE( "MacJapanese" ),
+    wxTRANSLATE( "MacChineseTrad" ),
+    wxTRANSLATE( "MacKorean" ),
+    wxTRANSLATE( "MacArabic" ),
+    wxTRANSLATE( "MacHebrew" ),
+    wxTRANSLATE( "MacGreek" ),
+    wxTRANSLATE( "MacCyrillic" ),
+    wxTRANSLATE( "MacDevanagari" ),
+    wxTRANSLATE( "MacGurmukhi" ),
+    wxTRANSLATE( "MacGujarati" ),
+    wxTRANSLATE( "MacOriya" ),
+    wxTRANSLATE( "MacBengali" ),
+    wxTRANSLATE( "MacTamil" ),
+    wxTRANSLATE( "MacTelugu" ),
+    wxTRANSLATE( "MacKannada" ),
+    wxTRANSLATE( "MacMalayalam" ),
+    wxTRANSLATE( "MacSinhalese" ),
+    wxTRANSLATE( "MacBurmese" ),
+    wxTRANSLATE( "MacKhmer" ),
+    wxTRANSLATE( "MacThai" ),
+    wxTRANSLATE( "MacLaotian" ),
+    wxTRANSLATE( "MacGeorgian" ),
+    wxTRANSLATE( "MacArmenian" ),
+    wxTRANSLATE( "MacChineseSimp" ),
+    wxTRANSLATE( "MacTibetan" ),
+    wxTRANSLATE( "MacMongolian" ),
+    wxTRANSLATE( "MacEthiopic" ),
+    wxTRANSLATE( "MacCentralEurRoman" ),
+    wxTRANSLATE( "MacVietnamese" ),
+    wxTRANSLATE( "MacExtArabic" ),
+    wxTRANSLATE( "MacSymbol" ),
+    wxTRANSLATE( "MacDingbats" ),
+    wxTRANSLATE( "MacTurkish" ),
+    wxTRANSLATE( "MacCroatian" ),
+    wxTRANSLATE( "MacIcelandic" ),
+    wxTRANSLATE( "MacRomanian" ),
+    wxTRANSLATE( "MacCeltic" ),
+    wxTRANSLATE( "MacGaelic" ),
+    wxTRANSLATE( "MacKeyboardGlyphs" )
 };
 
 // and the internal names (these are not translated on purpose!)
-static const wxChar* gs_encodingNames[] =
+static const wxChar* const gs_encodingNames[][9] =
 {
-    wxT( "iso-8859-1" ),
-    wxT( "iso-8859-2" ),
-    wxT( "iso-8859-3" ),
-    wxT( "iso-8859-4" ),
-    wxT( "iso-8859-5" ),
-    wxT( "iso-8859-6" ),
-    wxT( "iso-8859-7" ),
-    wxT( "iso-8859-8" ),
-    wxT( "iso-8859-9" ),
-    wxT( "iso-8859-10" ),
-    wxT( "iso-8859-11" ),
-    wxT( "iso-8859-12" ),
-    wxT( "iso-8859-13" ),
-    wxT( "iso-8859-14" ),
-    wxT( "iso-8859-15" ),
-    wxT( "koi8-r" ),
-    wxT( "koi8-u" ),
-    wxT( "windows-932" ),
-    wxT( "windows-936" ),
-    wxT( "windows-949" ),
-    wxT( "windows-950" ),
-    wxT( "windows-1250" ),
-    wxT( "windows-1251" ),
-    wxT( "windows-1252" ),
-    wxT( "windows-1253" ),
-    wxT( "windows-1254" ),
-    wxT( "windows-1255" ),
-    wxT( "windows-1256" ),
-    wxT( "windows-1257" ),
-    wxT( "windows-437" ),
-    wxT( "utf-7" ),
-    wxT( "utf-8" ),
-    wxT( "utf-16" ),
-    wxT( "utf-16be" ),
-    wxT( "utf-16le" ),
-    wxT( "utf-32" ),
-    wxT( "utf-32be" ),
-    wxT( "utf-32le" ),
-    wxT( "euc-jp" ),
+    // names from the columns correspond to these OS:
+    //      Linux        Solaris and IRIX       HP-UX             AIX
+    { wxT("ISO-8859-1"),  wxT("ISO8859-1"),  wxT("iso88591"),  wxT("8859-1"), wxT("iso_8859_1"), NULL },
+    { wxT("ISO-8859-2"),  wxT("ISO8859-2"),  wxT("iso88592"),  wxT("8859-2"), NULL },
+    { wxT("ISO-8859-3"),  wxT("ISO8859-3"),  wxT("iso88593"),  wxT("8859-3"), NULL },
+    { wxT("ISO-8859-4"),  wxT("ISO8859-4"),  wxT("iso88594"),  wxT("8859-4"), NULL },
+    { wxT("ISO-8859-5"),  wxT("ISO8859-5"),  wxT("iso88595"),  wxT("8859-5"), NULL },
+    { wxT("ISO-8859-6"),  wxT("ISO8859-6"),  wxT("iso88596"),  wxT("8859-6"), NULL },
+    { wxT("ISO-8859-7"),  wxT("ISO8859-7"),  wxT("iso88597"),  wxT("8859-7"), NULL },
+    { wxT("ISO-8859-8"),  wxT("ISO8859-8"),  wxT("iso88598"),  wxT("8859-8"), NULL },
+    { wxT("ISO-8859-9"),  wxT("ISO8859-9"),  wxT("iso88599"),  wxT("8859-9"), NULL },
+    { wxT("ISO-8859-10"), wxT("ISO8859-10"), wxT("iso885910"), wxT("8859-10"), NULL },
+    { wxT("ISO-8859-11"), wxT("ISO8859-11"), wxT("iso885911"), wxT("8859-11"), NULL },
+    { wxT("ISO-8859-12"), wxT("ISO8859-12"), wxT("iso885912"), wxT("8859-12"), NULL },
+    { wxT("ISO-8859-13"), wxT("ISO8859-13"), wxT("iso885913"), wxT("8859-13"), NULL },
+    { wxT("ISO-8859-14"), wxT("ISO8859-14"), wxT("iso885914"), wxT("8859-14"), NULL },
+    { wxT("ISO-8859-15"), wxT("ISO8859-15"), wxT("iso885915"), wxT("8859-15"), NULL },
+
+    // although koi8-ru is not strictly speaking the same as koi8-r,
+    // they are similar enough to make mapping it to koi8 better than
+    // not recognizing it at all
+    { wxT( "KOI8-R" ), wxT( "KOI8-RU" ), NULL },
+    { wxT( "KOI8-U" ), NULL },
+
+    { wxT( "WINDOWS-866" ), wxT( "CP866" ), NULL },
+
+    { wxT( "WINDOWS-874" ), wxT( "CP874" ), wxT( "MS874" ), wxT( "IBM-874" ), NULL },
+    { wxT( "WINDOWS-932" ), wxT( "CP932" ), wxT( "MS932" ), wxT( "IBM-932" ), wxT( "SJIS" ), wxT( "SHIFT-JIS" ), wxT( "SHIFT_JIS" ), NULL },
+    { wxT( "WINDOWS-936" ), wxT( "CP936" ), wxT( "MS936" ), wxT( "IBM-936" ), wxT( "GB2312" ), wxT( "gbk" ),wxT( "GBK" ), NULL },
+    { wxT( "WINDOWS-949" ), wxT( "CP949" ), wxT( "MS949" ), wxT( "IBM-949" ), wxT( "EUC-KR" ), wxT( "eucKR" ), wxT( "euc_kr" ), NULL },
+    { wxT( "WINDOWS-950" ), wxT( "CP950" ), wxT( "MS950" ), wxT( "IBM-950" ), wxT( "BIG5" ), wxT( "BIG-5" ), wxT( "BIG-FIVE" ), NULL },
+    { wxT( "WINDOWS-1250" ),wxT( "CP1250" ),wxT( "MS1250" ),wxT( "IBM-1250" ),NULL },
+    { wxT( "WINDOWS-1251" ),wxT( "CP1251" ),wxT( "MS1251" ),wxT( "IBM-1251" ),NULL },
+    { wxT( "WINDOWS-1252" ),wxT( "CP1252" ),wxT( "MS1252" ),wxT( "IBM-1252" ),NULL },
+    { wxT( "WINDOWS-1253" ),wxT( "CP1253" ),wxT( "MS1253" ),wxT( "IBM-1253" ),NULL },
+    { wxT( "WINDOWS-1254" ),wxT( "CP1254" ),wxT( "MS1254" ),wxT( "IBM-1254" ),NULL },
+    { wxT( "WINDOWS-1255" ),wxT( "CP1255" ),wxT( "MS1255" ),wxT( "IBM-1255" ),NULL },
+    { wxT( "WINDOWS-1256" ),wxT( "CP1256" ),wxT( "MS1256" ),wxT( "IBM-1256" ),NULL },
+    { wxT( "WINDOWS-1257" ),wxT( "CP1257" ),wxT( "MS1257" ),wxT( "IBM-1257" ),NULL },
+    { wxT( "WINDOWS-1258" ),wxT( "CP1258" ),wxT( "MS1258" ),wxT( "IBM-1258" ),NULL },
+    { wxT( "WINDOWS-1361" ),wxT( "CP1361" ),wxT( "MS1361" ),wxT( "IBM-1361" ), wxT( "JOHAB" ), NULL },
+    { wxT( "WINDOWS-437" ), wxT( "CP437" ), wxT( "MS437" ), wxT( "IBM-437" ), NULL },
+
+    { wxT( "UTF-7" ), wxT("UTF7"), NULL },
+    { wxT( "UTF-8" ), wxT("UTF8"), NULL },
+#ifdef WORDS_BIGENDIAN
+    { wxT( "UTF-16BE" ), wxT("UTF16BE"), wxT("UCS-2BE"), wxT("UCS2BE"), wxT("UTF-16"), wxT("UTF16"), wxT("UCS-2"), wxT("UCS2"), NULL },
+    { wxT( "UTF-16LE" ), wxT("UTF16LE"), wxT("UCS-2LE"), wxT("UCS2LE"), NULL },
+    { wxT( "UTF-32BE" ), wxT("UTF32BE"), wxT("UCS-4BE" ), wxT("UTF-32"), wxT("UTF32"), wxT("UCS-4"), wxT("UCS4"), NULL },
+    { wxT( "UTF-32LE" ), wxT("UTF32LE"), wxT("UCS-4LE"), wxT("UCS4LE"), NULL },
+#else // WORDS_BIGENDIAN
+    { wxT("UTF-16BE"), wxT("UTF16BE"), wxT("UCS-2BE"), wxT("UCS2BE"), NULL },
+    { wxT("UTF-16LE"), wxT("UTF16LE"), wxT("UCS-2LE"), wxT("UTF-16"), wxT("UTF16"), wxT("UCS-2"), wxT("UCS2"), NULL },
+    { wxT("UTF-32BE"), wxT("UTF32BE"), wxT("UCS-4BE"), wxT("UCS4BE"), NULL },
+    { wxT("UTF-32LE"), wxT("UTF32LE"), wxT("UCS-4LE"), wxT("UCS4LE"), wxT("UTF-32"), wxT("UTF32"), wxT("UCS-4"), wxT("UCS4"), NULL },
+#endif // WORDS_BIGENDIAN
+
+    { wxT( "EUC-JP" ), wxT( "eucJP" ), wxT( "euc_jp" ), wxT( "IBM-eucJP" ), NULL },
+
+    // 646 is for Solaris, roman8 -- for HP-UX
+    { wxT( "US-ASCII" ), wxT( "ASCII" ), wxT("C"), wxT("POSIX"), wxT("ANSI_X3.4-1968"),
+      wxT("646"), wxT("roman8"), wxT( "" ), NULL },
+
+    { wxT( "ISO-2022-JP" ), NULL },
+
+
+    { wxT( "MacRoman" ), NULL },
+    { wxT( "MacJapanese" ), NULL },
+    { wxT( "MacChineseTrad" ), NULL },
+    { wxT( "MacKorean" ), NULL },
+    { wxT( "MacArabic" ), NULL },
+    { wxT( "MacHebrew" ), NULL },
+    { wxT( "MacGreek" ), NULL },
+    { wxT( "MacCyrillic" ), NULL },
+    { wxT( "MacDevanagari" ), NULL },
+    { wxT( "MacGurmukhi" ), NULL },
+    { wxT( "MacGujarati" ), NULL },
+    { wxT( "MacOriya" ), NULL },
+    { wxT( "MacBengali" ), NULL },
+    { wxT( "MacTamil" ), NULL },
+    { wxT( "MacTelugu" ), NULL },
+    { wxT( "MacKannada" ), NULL },
+    { wxT( "MacMalayalam" ), NULL },
+    { wxT( "MacSinhalese" ), NULL },
+    { wxT( "MacBurmese" ), NULL },
+    { wxT( "MacKhmer" ), NULL },
+    { wxT( "MacThai" ), NULL },
+    { wxT( "MacLaotian" ), NULL },
+    { wxT( "MacGeorgian" ), NULL },
+    { wxT( "MacArmenian" ), NULL },
+    { wxT( "MacChineseSimp" ), NULL },
+    { wxT( "MacTibetan" ), NULL },
+    { wxT( "MacMongolian" ), NULL },
+    { wxT( "MacEthiopic" ), NULL },
+    { wxT( "MacCentralEurRoman" ), NULL },
+    { wxT( "MacVietnamese" ), NULL },
+    { wxT( "MacExtArabic" ), NULL },
+    { wxT( "MacSymbol" ), NULL },
+    { wxT( "MacDingbats" ), NULL },
+    { wxT( "MacTurkish" ), NULL },
+    { wxT( "MacCroatian" ), NULL },
+    { wxT( "MacIcelandic" ), NULL },
+    { wxT( "MacRomanian" ), NULL },
+    { wxT( "MacCeltic" ), NULL },
+    { wxT( "MacGaelic" ), NULL },
+    { wxT( "MacKeyboardGlyphs" ), NULL }
 };
 
-wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingDescs) == WXSIZEOF(gs_encodings) &&
-                       WXSIZEOF(gs_encodingNames) == WXSIZEOF(gs_encodings),
-                       EncodingsArraysNotInSync );
+wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingDescs) == WXSIZEOF(gs_encodings), EncodingsArraysNotInSync );
+wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingNames) == WXSIZEOF(gs_encodings), EncodingsArraysNotInSync );
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -198,8 +362,25 @@ class wxFontMapperModule : public wxModule
 {
 public:
     wxFontMapperModule() : wxModule() { }
-    virtual bool OnInit() { return true; }
-    virtual void OnExit() { delete wxFontMapper::Set(NULL); }
+
+    virtual bool OnInit()
+    {
+        // a dummy wxFontMapperBase object could have been created during the
+        // program startup before wxApp was created, we have to delete it to
+        // allow creating the real font mapper next time it is needed now that
+        // we can create it (when the modules are initialized, wxApp object
+        // already exists)
+        wxFontMapperBase *fm = wxFontMapperBase::Get();
+        if ( fm && fm->IsDummy() )
+            wxFontMapperBase::Reset();
+
+        return true;
+    }
+
+    virtual void OnExit()
+    {
+        wxFontMapperBase::Reset();
+    }
 
     DECLARE_DYNAMIC_CLASS(wxFontMapperModule)
 };
@@ -220,21 +401,20 @@ wxFontMapper *wxFontMapperBase::sm_instance = NULL;
 wxFontMapperBase::wxFontMapperBase()
 {
 #if wxUSE_CONFIG && wxUSE_FILECONFIG
-    m_config = NULL;
-    m_configIsDummy = false;
+    m_configDummy = NULL;
 #endif // wxUSE_CONFIG
 }
 
 wxFontMapperBase::~wxFontMapperBase()
 {
 #if wxUSE_CONFIG && wxUSE_FILECONFIG
-    if ( m_configIsDummy )
-        delete m_config;
+    if ( m_configDummy )
+        delete m_configDummy;
 #endif // wxUSE_CONFIG
 }
 
 /* static */
-wxFontMapper *wxFontMapperBase::Get()
+wxFontMapperBase *wxFontMapperBase::Get()
 {
     if ( !sm_instance )
     {
@@ -244,7 +424,7 @@ wxFontMapper *wxFontMapperBase::Get()
             sm_instance = traits->CreateFontMapper();
 
             wxASSERT_MSG( sm_instance,
-                            _T("wxAppTraits::CreateFontMapper() failed") );
+                            wxT("wxAppTraits::CreateFontMapper() failed") );
         }
 
         if ( !sm_instance )
@@ -255,7 +435,7 @@ wxFontMapper *wxFontMapperBase::Get()
         }
     }
 
-    return sm_instance;
+    return (wxFontMapperBase*)sm_instance;
 }
 
 /* static */
@@ -266,21 +446,39 @@ wxFontMapper *wxFontMapperBase::Set(wxFontMapper *mapper)
     return old;
 }
 
+/* static */
+void wxFontMapperBase::Reset()
+{
+    if ( sm_instance )
+    {
+        // we need a cast as wxFontMapper is not fully declared here and so the
+        // compiler can't know that it derives from wxFontMapperBase (but
+        // run-time behaviour will be correct because the dtor is virtual)
+        delete (wxFontMapperBase *)sm_instance;
+        sm_instance = NULL;
+    }
+}
+
 #if wxUSE_CONFIG && wxUSE_FILECONFIG
 
 // ----------------------------------------------------------------------------
 // config usage customisation
 // ----------------------------------------------------------------------------
 
+
+static wxString gs_defaultConfigPath(FONTMAPPER_ROOT_PATH);
+
 /* static */
-const wxChar *wxFontMapperBase::GetDefaultConfigPath()
+const wxString& wxFontMapperBase::GetDefaultConfigPath()
 {
-    return FONTMAPPER_ROOT_PATH;
+    // NB: we return const wxString& and not wxString for compatibility
+    //     with 2.8 that returned const wxChar*
+    return gs_defaultConfigPath;
 }
 
 void wxFontMapperBase::SetConfigPath(const wxString& prefix)
 {
-    wxCHECK_RET( !prefix.IsEmpty() && prefix[0] == wxCONFIG_PATH_SEPARATOR,
+    wxCHECK_RET( !prefix.empty() && prefix[0] == wxCONFIG_PATH_SEPARATOR,
                  wxT("an absolute path should be given to wxFontMapper::SetConfigPath()") );
 
     m_configRootPath = prefix;
@@ -292,42 +490,23 @@ void wxFontMapperBase::SetConfigPath(const wxString& prefix)
 
 wxConfigBase *wxFontMapperBase::GetConfig()
 {
-    if ( !m_config )
-    {
-        // try the default
-        m_config = wxConfig::Get(false /*don't create on demand*/ );
+    wxConfigBase *config = wxConfig::Get(false);
 
-        if ( !m_config )
-        {
-            // we still want to have a config object because otherwise we would
-            // keep asking the user the same questions in the interactive mode,
-            // so create a dummy config which won't write to any files/registry
-            // but will allow us to remember the results of the questions at
-            // least during this run
-            m_config = new wxMemoryConfig;
-            m_configIsDummy = true;
-            // VS: we can't call wxConfig::Set(m_config) here because that would
-            //     disable automatic wxConfig instance creation if this code was
-            //     called before wxApp::OnInit (this happens in wxGTK -- it sets
-            //     default wxFont encoding in wxApp::Initialize())
-        }
-    }
-
-    if ( m_configIsDummy && wxConfig::Get(false) != NULL )
+    // If there is no global configuration, use an internal memory configuration
+    if ( !config )
     {
-        // VS: in case we created dummy m_config (see above), we want to switch back
-        //     to the real one as soon as one becomes available.
-        delete m_config;
-        m_config = wxConfig::Get(false);
-        m_configIsDummy = false;
-        // FIXME: ideally, we should add keys from dummy config to the real one now,
+        if ( !m_configDummy )
+            m_configDummy = new wxMemoryConfig;
+        config = m_configDummy;
+
+        // FIXME: ideally, we should add keys from dummy config to a real one later,
         //        but it is a low-priority task because typical wxWin application
         //        either doesn't use wxConfig at all or creates wxConfig object in
         //        wxApp::OnInit(), before any real interaction with the user takes
         //        place...
     }
 
-    return m_config;
+    return config;
 }
 
 const wxString& wxFontMapperBase::GetConfigPath()
@@ -354,7 +533,7 @@ bool wxFontMapperBase::ChangePath(const wxString& pathNew, wxString *pathOld)
     *pathOld = config->GetPath();
 
     wxString path = GetConfigPath();
-    if ( path.IsEmpty() || path.Last() != wxCONFIG_PATH_SEPARATOR )
+    if ( path.empty() || path.Last() != wxCONFIG_PATH_SEPARATOR )
     {
         path += wxCONFIG_PATH_SEPARATOR;
     }
@@ -437,7 +616,7 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
             config->SetPath(FONTMAPPER_CHARSET_ALIAS_PATH);
 
             wxString alias = config->Read(charset);
-            if ( !alias.IsEmpty() )
+            if ( !alias.empty() )
             {
                 // yes, we do - use it instead
                 cs = alias;
@@ -456,101 +635,34 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
         // discard the optional quotes
         if ( !cs.empty() )
         {
-            if ( cs[0u] == _T('"') && cs.Last() == _T('"') )
+            if ( cs[0u] == wxT('"') && cs.Last() == wxT('"') )
             {
                 cs = wxString(cs.c_str(), cs.length() - 1);
             }
         }
 
-        cs.MakeUpper();
-
-        if ( cs.empty() || cs == _T("US-ASCII") )
-        {
-            encoding = wxFONTENCODING_DEFAULT;
-        }
-        else if ( cs == wxT("UTF-7") )
-        {
-            encoding = wxFONTENCODING_UTF7;
-        }
-        else if ( cs == wxT("UTF-8") )
-        {
-            encoding = wxFONTENCODING_UTF8;
-        }
-        else if ( cs == wxT("UTF-16") )
-        {
-            encoding = wxFONTENCODING_UTF16;
-        }
-        else if ( cs == wxT("UTF-16BE") )
-        {
-            encoding = wxFONTENCODING_UTF16BE;
-        }
-        else if ( cs == wxT("UTF-16LE") )
-        {
-            encoding = wxFONTENCODING_UTF16LE;
-        }
-        else if ( cs == wxT("UTF-32") || cs == wxT("UCS-4") )
-        {
-            encoding = wxFONTENCODING_UTF32;
-        }
-        else if ( cs == wxT("UTF-32BE") || cs == wxT("UCS-4BE") )
-        {
-            encoding = wxFONTENCODING_UTF32BE;
-        }
-        else if ( cs == wxT("UTF-32LE") || cs == wxT("UCS-4LE") )
+        for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); ++i )
         {
-            encoding = wxFONTENCODING_UTF32LE;
-        }
-        else if ( cs == wxT("GB2312") )
-        {
-            encoding = wxFONTENCODING_GB2312;
-        }
-        else if ( cs == wxT("BIG5") )
-        {
-            encoding = wxFONTENCODING_BIG5;
-        }
-        else if ( cs == wxT("SJIS") ||
-                  cs == wxT("SHIFT_JIS") ||
-                  cs == wxT("SHIFT-JIS") )
-        {
-            encoding = wxFONTENCODING_SHIFT_JIS;
-        }
-        else if ( cs == wxT("EUC-JP") ||
-                  cs == wxT("EUC_JP") )
-        {
-            encoding = wxFONTENCODING_EUC_JP;
-        }
-        else if ( cs == wxT("EUC-KR") ||
-                  cs == wxT("EUC_KR") )
-        {
-            encoding = wxFONTENCODING_CP949;
-        }
-        else if ( cs == wxT("KOI8-R") ||
-                  cs == wxT("KOI8-RU") )
-        {
-            // although koi8-ru is not strictly speaking the same as koi8-r,
-            // they are similar enough to make mapping it to koi8 better than
-            // not recognizing it at all
-            encoding = wxFONTENCODING_KOI8;
-        }
-        else if ( cs == wxT("KOI8-U") )
-        {
-            encoding = wxFONTENCODING_KOI8_U;
+            for ( const wxChar* const* encName = gs_encodingNames[i]; *encName; ++encName )
+            {
+                if ( cs.CmpNoCase(*encName) == 0 )
+                    return gs_encodings[i];
+            }
         }
-        else if ( cs.Left(3) == wxT("ISO") )
+
+        cs.MakeUpper();
+
+        if ( cs.Left(3) == wxT("ISO") )
         {
             // the dash is optional (or, to be exact, it is not, but
-            // several brokenmails "forget" it)
+            // several broken programs "forget" it)
             const wxChar *p = cs.c_str() + 3;
             if ( *p == wxT('-') )
                 p++;
 
-            // printf( "iso %s\n", (const char*) cs.ToAscii() );
-
             unsigned int value;
             if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
             {
-                // printf( "value %d\n", (int)value );
-
                 // make it 0 based and check that it is strictly positive in
                 // the process (no such thing as iso8859-0 encoding)
                 if ( (value-- > 0) &&
@@ -570,8 +682,6 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
             unsigned int value;
             if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 )
             {
-                // printf( "value %d\n", (int)value );
-
                 // make it 0 based and check that it is strictly positive in
                 // the process (no such thing as iso8859-0 encoding)
                 if ( (value-- > 0) &&
@@ -606,7 +716,7 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
                 if ( *p == wxT('-') )
                     p++;
 
-                int value;
+                unsigned int value;
                 if ( wxSscanf(p, wxT("%u"), &value) == 1 )
                 {
                     if ( value >= 1250 )
@@ -623,6 +733,14 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
 
                     switch ( value )
                     {
+                        case 866:
+                            encoding = wxFONTENCODING_CP866;
+                            break;
+
+                        case 874:
+                            encoding = wxFONTENCODING_CP874;
+                            break;
+
                         case 932:
                             encoding = wxFONTENCODING_CP932;
                             break;
@@ -638,6 +756,14 @@ wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset)
                         case 950:
                             encoding = wxFONTENCODING_CP950;
                             break;
+
+                        case 1258:
+                            encoding = wxFONTENCODING_CP1258;
+                            break;
+
+                        case 1361:
+                            encoding = wxFONTENCODING_CP1361;
+                            break;
                     }
                 }
             }
@@ -658,7 +784,7 @@ size_t wxFontMapperBase::GetSupportedEncodingsCount()
 wxFontEncoding wxFontMapperBase::GetEncoding(size_t n)
 {
     wxCHECK_MSG( n < WXSIZEOF(gs_encodings), wxFONTENCODING_SYSTEM,
-                    _T("wxFontMapper::GetEncoding(): invalid index") );
+                    wxT("wxFontMapper::GetEncoding(): invalid index") );
 
     return gs_encodings[n];
 }
@@ -701,7 +827,7 @@ wxString wxFontMapperBase::GetEncodingName(wxFontEncoding encoding)
     {
         if ( gs_encodings[i] == encoding )
         {
-            return gs_encodingNames[i];
+            return gs_encodingNames[i][0];
         }
     }
 
@@ -712,25 +838,36 @@ wxString wxFontMapperBase::GetEncodingName(wxFontEncoding encoding)
 }
 
 /* static */
-wxFontEncoding wxFontMapperBase::GetEncodingFromName(const wxString& name)
+const wxChar** wxFontMapperBase::GetAllEncodingNames(wxFontEncoding encoding)
 {
-    const size_t count = WXSIZEOF(gs_encodingNames);
+    static const wxChar* const dummy[] = { NULL };
 
-    for ( size_t i = 0; i < count; i++ )
+    for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); i++ )
     {
-        if ( gs_encodingNames[i] == name )
+        if ( gs_encodings[i] == encoding )
         {
-            return gs_encodings[i];
+            return const_cast<const wxChar**>(gs_encodingNames[i]);
         }
     }
 
-    if ( name == _("default") )
+    return const_cast<const wxChar**>(dummy);
+}
+
+/* static */
+wxFontEncoding wxFontMapperBase::GetEncodingFromName(const wxString& name)
+{
+    const size_t count = WXSIZEOF(gs_encodingNames);
+
+    for ( size_t i = 0; i < count; i++ )
     {
-        return wxFONTENCODING_DEFAULT;
+        for ( const wxChar* const* encName = gs_encodingNames[i]; *encName; ++encName )
+        {
+            if ( name.CmpNoCase(*encName) == 0 )
+                return gs_encodings[i];
+        }
     }
 
     return wxFONTENCODING_MAX;
 }
 
 #endif // wxUSE_FONTMAP
-