]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/fmapbase.cpp
Rewind the input stream after failing to load image from it.
[wxWidgets.git] / src / common / fmapbase.cpp
index eb6fe9843f24f9373b919c645110bc0f0f2af149..8f09c9a04e67af391b1492e507f3fb5aa53c37df 100644 (file)
@@ -6,7 +6,7 @@
 // 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
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -55,7 +55,7 @@
 // ----------------------------------------------------------------------------
 
 // encodings supported by GetEncodingDescription
-static wxFontEncoding gs_encodings[] =
+static const wxFontEncoding gs_encodings[] =
 {
     wxFONTENCODING_ISO8859_1,
     wxFONTENCODING_ISO8859_2,
@@ -74,6 +74,7 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_ISO8859_15,
     wxFONTENCODING_KOI8,
     wxFONTENCODING_KOI8_U,
+    wxFONTENCODING_CP866,
     wxFONTENCODING_CP874,
     wxFONTENCODING_CP932,
     wxFONTENCODING_CP936,
@@ -100,10 +101,51 @@ static wxFontEncoding gs_encodings[] =
     wxFONTENCODING_SHIFT_JIS,
     wxFONTENCODING_GB2312,
     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 char* gs_encodingDescs[] =
+static const char* const gs_encodingDescs[] =
 {
     wxTRANSLATE( "Western European (ISO-8859-1)" ),
     wxTRANSLATE( "Central European (ISO-8859-2)" ),
@@ -122,6 +164,7 @@ static const char* gs_encodingDescs[] =
     wxTRANSLATE( "Western European with Euro (ISO-8859-15)" ),
     wxTRANSLATE( "KOI8-R" ),
     wxTRANSLATE( "KOI8-U" ),
+    wxTRANSLATE( "Windows/DOS OEM Cyrillic (CP 866)" ),
     wxTRANSLATE( "Windows Thai (CP 874)" ),
     wxTRANSLATE( "Windows Japanese (CP 932)" ),
     wxTRANSLATE( "Windows Chinese Simplified (CP 936)" ),
@@ -155,28 +198,69 @@ static const char* gs_encodingDescs[] =
     wxTRANSLATE( "SHIFT-JIS" ),
     wxTRANSLATE( "GB-2312" ),
     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[WXSIZEOF(gs_encodingDescs)][9] =
+static const wxChar* const gs_encodingNames[WXSIZEOF(gs_encodingDescs)][9] =
 {
     // names from the columns correspond to these OS:
     //      Linux        Solaris and IRIX       HP-UX             AIX
-    { _T("ISO-8859-1"),  _T("ISO8859-1"),  _T("iso88591"),  _T("8859-1"), wxT("iso_8859_1"), NULL },
-    { _T("ISO-8859-2"),  _T("ISO8859-2"),  _T("iso88592"),  _T("8859-2"), NULL },
-    { _T("ISO-8859-3"),  _T("ISO8859-3"),  _T("iso88593"),  _T("8859-3"), NULL },
-    { _T("ISO-8859-4"),  _T("ISO8859-4"),  _T("iso88594"),  _T("8859-4"), NULL },
-    { _T("ISO-8859-5"),  _T("ISO8859-5"),  _T("iso88595"),  _T("8859-5"), NULL },
-    { _T("ISO-8859-6"),  _T("ISO8859-6"),  _T("iso88596"),  _T("8859-6"), NULL },
-    { _T("ISO-8859-7"),  _T("ISO8859-7"),  _T("iso88597"),  _T("8859-7"), NULL },
-    { _T("ISO-8859-8"),  _T("ISO8859-8"),  _T("iso88598"),  _T("8859-8"), NULL },
-    { _T("ISO-8859-9"),  _T("ISO8859-9"),  _T("iso88599"),  _T("8859-9"), NULL },
-    { _T("ISO-8859-10"), _T("ISO8859-10"), _T("iso885910"), _T("8859-10"), NULL },
-    { _T("ISO-8859-11"), _T("ISO8859-11"), _T("iso885911"), _T("8859-11"), NULL },
-    { _T("ISO-8859-12"), _T("ISO8859-12"), _T("iso885912"), _T("8859-12"), NULL },
-    { _T("ISO-8859-13"), _T("ISO8859-13"), _T("iso885913"), _T("8859-13"), NULL },
-    { _T("ISO-8859-14"), _T("ISO8859-14"), _T("iso885914"), _T("8859-14"), NULL },
-    { _T("ISO-8859-15"), _T("ISO8859-15"), _T("iso885915"), _T("8859-15"), NULL },
+    { 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
@@ -184,33 +268,35 @@ static const wxChar* gs_encodingNames[WXSIZEOF(gs_encodingDescs)][9] =
     { wxT( "KOI8-R" ), wxT( "KOI8-RU" ), NULL },
     { wxT( "KOI8-U" ), NULL },
 
-    { wxT( "WINDOWS-874" ), wxT( "CP-874" ), wxT( "MS-874" ), wxT( "IBM-874" ), NULL },
-    { wxT( "WINDOWS-932" ), wxT( "CP-932" ), wxT( "MS-932" ), wxT( "IBM-932" ), NULL },
-    { wxT( "WINDOWS-936" ), wxT( "CP-936" ), wxT( "MS-936" ), wxT( "IBM-936" ), NULL },
-    { wxT( "WINDOWS-949" ), wxT( "CP-949" ), wxT( "MS-949" ), wxT( "IBM-949" ), wxT( "EUC-KR" ), wxT( "eucKR" ), wxT( "euc_kr" ), NULL },
-    { wxT( "WINDOWS-950" ), wxT( "CP-950" ), wxT( "MS-950" ), wxT( "IBM-950" ), NULL },
-    { wxT( "WINDOWS-1250" ),wxT( "CP-1250" ),wxT( "MS-1250" ),wxT( "IBM-1250" ),NULL },
-    { wxT( "WINDOWS-1251" ),wxT( "CP-1251" ),wxT( "MS-1251" ),wxT( "IBM-1251" ),NULL },
-    { wxT( "WINDOWS-1252" ),wxT( "CP-1252" ),wxT( "MS-1252" ),wxT( "IBM-1252" ),NULL },
-    { wxT( "WINDOWS-1253" ),wxT( "CP-1253" ),wxT( "MS-1253" ),wxT( "IBM-1253" ),NULL },
-    { wxT( "WINDOWS-1254" ),wxT( "CP-1254" ),wxT( "MS-1254" ),wxT( "IBM-1254" ),NULL },
-    { wxT( "WINDOWS-1255" ),wxT( "CP-1255" ),wxT( "MS-1255" ),wxT( "IBM-1255" ),NULL },
-    { wxT( "WINDOWS-1256" ),wxT( "CP-1256" ),wxT( "MS-1256" ),wxT( "IBM-1256" ),NULL },
-    { wxT( "WINDOWS-1257" ),wxT( "CP-1257" ),wxT( "MS-1257" ),wxT( "IBM-1257" ),NULL },
-    { wxT( "WINDOWS-437" ), wxT( "CP-437" ), wxT( "MS-437" ), wxT( "IBM-437" ), NULL },
-
-    { wxT( "UTF-7" ), NULL },
-    { wxT( "UTF-8" ), 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" ), NULL },
+    { wxT( "WINDOWS-936" ), wxT( "CP936" ), wxT( "MS936" ), wxT( "IBM-936" ), 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" ), 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-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("UCS-2BE"), wxT( "UTF-16" ), wxT("UCS-2"), NULL },
-    { wxT( "UTF-16LE" ), wxT("UCS-2LE"), NULL },
-    { wxT( "UTF-32BE" ), wxT( "UCS-4BE" ), wxT( "UTF-32" ), wxT( "UCS-4" ), NULL },
-    { wxT( "UTF-32LE" ), wxT( "UCS-4LE" ), NULL },
+    { 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("UCS-2BE"), NULL },
-    { wxT( "UTF-16LE" ), wxT("UCS-2LE"), wxT( "UTF-16" ), wxT("UCS-2"), NULL },
-    { wxT( "UTF-32BE" ), wxT( "UCS-4BE" ), NULL },
-    { wxT( "UTF-32LE" ), wxT( "UCS-4LE" ), wxT( "UTF-32" ), wxT( "UCS-4" ), NULL },
+    { 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 },
@@ -223,6 +309,48 @@ static const wxChar* gs_encodingNames[WXSIZEOF(gs_encodingDescs)][9] =
     { wxT( "SJIS" ), wxT( "SHIFT-JIS" ), wxT( "SHIFT_JIS" ), NULL },
     { wxT( "GB2312" ), 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), EncodingsArraysNotInSync );
@@ -299,7 +427,7 @@ wxFontMapperBase *wxFontMapperBase::Get()
             sm_instance = traits->CreateFontMapper();
 
             wxASSERT_MSG( sm_instance,
-                            _T("wxAppTraits::CreateFontMapper() failed") );
+                            wxT("wxAppTraits::CreateFontMapper() failed") );
         }
 
         if ( !sm_instance )
@@ -510,24 +638,27 @@ 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);
             }
         }
 
-        // check for known encoding name
-        const wxFontEncoding e = GetEncodingFromName(cs);
-        if ( e != wxFONTENCODING_MAX )
-            return e;
+        for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); ++i )
+        {
+            for ( const wxChar* const* encName = gs_encodingNames[i]; *encName; ++encName )
+            {
+                if ( cs.CmpNoCase(*encName) == 0 )
+                    return gs_encodings[i];
+            }
+        }
 
-        // deal with general encoding names of the form FOO-xxx
         cs.MakeUpper();
 
         if ( cs.Left(3) == wxT("ISO") )
         {
-            // the dash is optional (or, to be exact, it is not, but many
-            // broken programs "forget" it in the output they generate)
+            // the dash is optional (or, to be exact, it is not, but
+            // several broken programs "forget" it)
             const wxChar *p = cs.c_str() + 3;
             if ( *p == wxT('-') )
                 p++;
@@ -648,7 +779,7 @@ 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];
 }
@@ -704,17 +835,17 @@ wxString wxFontMapperBase::GetEncodingName(wxFontEncoding encoding)
 /* static */
 const wxChar** wxFontMapperBase::GetAllEncodingNames(wxFontEncoding encoding)
 {
-    static const wxChar* dummy[] = { NULL };
+    static const wxChar* const dummy[] = { NULL };
 
     for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); i++ )
     {
         if ( gs_encodings[i] == encoding )
         {
-            return gs_encodingNames[i];
+            return const_cast<const wxChar**>(gs_encodingNames[i]);
         }
     }
 
-    return dummy;
+    return const_cast<const wxChar**>(dummy);
 }
 
 /* static */
@@ -722,28 +853,12 @@ wxFontEncoding wxFontMapperBase::GetEncodingFromName(const wxString& name)
 {
     const size_t count = WXSIZEOF(gs_encodingNames);
 
-    // many charsets use hyphens in their names but some systems use the
-    // same names without hyphens (e.g. "UTF-8" and "UTF8" are both common)
-    // so to avoid bloating gs_encodingNames array too much recognize both
-    // versions with and without hyphens here
-    wxString nameNoHyphens(name);
-    if ( !nameNoHyphens.Replace(_T("-"), _T("")) )
-    {
-        // no replacement has been done, no need to compare twice
-        nameNoHyphens.clear();
-    }
-
-
     for ( size_t i = 0; i < count; i++ )
     {
-        for ( const wxChar** encName = gs_encodingNames[i]; *encName; ++encName )
+        for ( const wxChar* const* encName = gs_encodingNames[i]; *encName; ++encName )
         {
-            if ( name.CmpNoCase(*encName) == 0 ||
-                    (!nameNoHyphens.empty() &&
-                     nameNoHyphens.CmpNoCase(*encName) == 0) )
-            {
+            if ( name.CmpNoCase(*encName) == 0 )
                 return gs_encodings[i];
-            }
         }
     }