-// ============================================================================
-// CoreFoundation conversion classes
-// ============================================================================
-
-#ifdef __DARWIN__
-
-CFStringEncoding wxCFStringEncFromFontEnc(wxFontEncoding encoding)
-{
- CFStringEncoding enc = kCFStringEncodingInvalidId ;
-
- switch (encoding)
- {
- case wxFONTENCODING_DEFAULT :
- enc = CFStringGetSystemEncoding();
- break ;
-
- 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 ;
-// This only really encodes to UTF7 (if that) evidently
-// case wxFONTENCODING_UTF7 :
-// enc = kCFStringEncodingNonLossyASCII ;
-// break ;
- case wxFONTENCODING_UTF8 :
- enc = kCFStringEncodingUTF8 ;
- break ;
- case wxFONTENCODING_EUC_JP :
- enc = kCFStringEncodingEUC_JP;
- break ;
-/* Don't support conversion to/from UTF16 as wxWidgets can do this better.
- * In particular, ToWChar would fail miserably using strlen on an input UTF16.
- 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 ;
-}
-
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
-// Provide a constant for the wchat_t encoding used by the host platform.
-#ifdef WORDS_BIGENDIAN
- static const CFStringEncoding wxCFStringEncodingWcharT = kCFStringEncodingUTF32BE;
-#else
- static const CFStringEncoding wxCFStringEncodingWcharT = kCFStringEncodingUTF32LE;
-#endif
-
-#endif /* MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 */
-
-class wxMBConv_cf : public wxMBConv
-{
-public:
- wxMBConv_cf()
- {
- Init(CFStringGetSystemEncoding()) ;
- }
-
- wxMBConv_cf(const wxMBConv_cf& conv)
- {
- m_encoding = conv.m_encoding;
- }
-
-#if wxUSE_FONTMAP
- wxMBConv_cf(const char* name)
- {
- Init( wxCFStringEncFromFontEnc(wxFontMapperBase::Get()->CharsetToEncoding(name, false) ) ) ;
- }
-#endif
-
- wxMBConv_cf(wxFontEncoding encoding)
- {
- Init( wxCFStringEncFromFontEnc(encoding) );
- }
-
- virtual ~wxMBConv_cf()
- {
- }
-
- void Init( CFStringEncoding encoding)
- {
- m_encoding = encoding ;
- }
-
- virtual size_t ToWChar(wchar_t * dst, size_t dstSize, const char * src, size_t srcSize = wxNO_LEN) const
- {
- wxCHECK(src, wxCONV_FAILED);
-
- /* NOTE: This is wrong if the source encoding has an element size
- * other than char (e.g. it's kCFStringEncodingUnicode)
- * If the user specifies it, it's presumably right though.
- * Right now we don't support UTF-16 in anyway since wx can do a better job.
- */
- if(srcSize == wxNO_LEN)
- srcSize = strlen(src) + 1;
-
- // First create the temporary CFString
- wxCFRef<CFStringRef> theString( CFStringCreateWithBytes (
- NULL, //the allocator
- (const UInt8*)src,
- srcSize,
- m_encoding,
- false //no BOM/external representation
- ));
-
- wxCHECK(theString != NULL, wxCONV_FAILED);
-
- /* NOTE: The string content includes the NULL element if the source string did
- * That means we have to do nothing special because the destination will have
- * the NULL element iff the source did and the NULL element will be included
- * in the count iff it was included in the source count.
- */
-
-
-/* If we're compiling against Tiger headers we can support direct conversion
- * to UTF32. If we are then run against a pre-Tiger system, the encoding
- * won't be available so we'll defer to the string->UTF-16->UTF-32 conversion.
- */
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
- if(CFStringIsEncodingAvailable(wxCFStringEncodingWcharT))
- {
- CFRange fullStringRange = CFRangeMake(0, CFStringGetLength(theString));
- CFIndex usedBufLen;
-
- CFIndex charsConverted = CFStringGetBytes(
- theString,
- fullStringRange,
- wxCFStringEncodingWcharT,
- 0,
- false,
- // if dstSize is 0 then pass NULL to get required length in usedBufLen
- dstSize != 0?(UInt8*)dst:NULL,
- dstSize * sizeof(wchar_t),
- &usedBufLen);
-
- // charsConverted is > 0 iff conversion succeeded
- if(charsConverted <= 0)
- return wxCONV_FAILED;
-
- /* usedBufLen is the number of bytes written, so we divide by
- * sizeof(wchar_t) to get the number of elements written.
- */
- wxASSERT( (usedBufLen % sizeof(wchar_t)) == 0 );
-
- // CFStringGetBytes does exactly the right thing when buffer
- // pointer is NULL and returns the number of bytes required
- return usedBufLen / sizeof(wchar_t);
- }
- else
-#endif /* MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 */
- {
- // NOTE: Includes NULL iff source did
- /* NOTE: This is an approximation. The eventual UTF-32 will
- * possibly have less elements but certainly not more.
- */
- size_t returnSize = CFStringGetLength(theString);
-
- if (dstSize == 0 || dst == NULL)
- {
- return returnSize;
- }
-
- // Convert the entire string.. too hard to figure out how many UTF-16 we'd need
- // for an undersized UTF-32 destination buffer.
- CFRange fullStringRange = CFRangeMake(0, CFStringGetLength(theString));
- UniChar *szUniCharBuffer = new UniChar[fullStringRange.length];
-
- CFStringGetCharacters(theString, fullStringRange, szUniCharBuffer);
-
- wxMBConvUTF16 converter;
- returnSize = converter.ToWChar( dst, dstSize, (const char*)szUniCharBuffer, fullStringRange.length );
- delete [] szUniCharBuffer;
-
- return returnSize;
- }
- // NOTREACHED
- }
-
- virtual size_t FromWChar(char *dst, size_t dstSize, const wchar_t *src, size_t srcSize) const
- {
- wxCHECK(src, wxCONV_FAILED);
-
- if(srcSize == wxNO_LEN)
- srcSize = wxStrlen(src) + 1;
-
- // Temporary CFString
- wxCFRef<CFStringRef> theString;
-
-/* If we're compiling against Tiger headers we can support direct conversion
- * from UTF32. If we are then run against a pre-Tiger system, the encoding
- * won't be available so we'll defer to the UTF-32->UTF-16->string conversion.
- */
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
- if(CFStringIsEncodingAvailable(wxCFStringEncodingWcharT))
- {
- theString = wxCFRef<CFStringRef>(CFStringCreateWithBytes(
- kCFAllocatorDefault,
- (UInt8*)src,
- srcSize * sizeof(wchar_t),
- wxCFStringEncodingWcharT,
- false));
- }
- else
-#endif /* MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 */
- {
- wxMBConvUTF16 converter;
- size_t cbUniBuffer = converter.FromWChar( NULL, 0, src, srcSize );
- wxASSERT(cbUniBuffer % sizeof(UniChar));
-
- // Will be free'd by kCFAllocatorMalloc when CFString is released
- UniChar *tmpUniBuffer = (UniChar*)malloc(cbUniBuffer);
-
- cbUniBuffer = converter.FromWChar( (char*) tmpUniBuffer, cbUniBuffer, src, srcSize );
- wxASSERT(cbUniBuffer % sizeof(UniChar));
-
- theString = wxCFRef<CFStringRef>(CFStringCreateWithCharactersNoCopy(
- kCFAllocatorDefault,
- tmpUniBuffer,
- cbUniBuffer / sizeof(UniChar),
- kCFAllocatorMalloc
- ));
-
- }
-
- wxCHECK(theString != NULL, wxCONV_FAILED);
-
- CFIndex usedBufLen;
-
- CFIndex charsConverted = CFStringGetBytes(
- theString,
- CFRangeMake(0, CFStringGetLength(theString)),
- m_encoding,
- 0, // FAIL on unconvertible characters
- false, // not an external representation
- // if dstSize is 0 then pass NULL to get required length in usedBufLen
- (dstSize != 0)?(UInt8*)dst:NULL,
- dstSize,
- &usedBufLen
- );
-
- // charsConverted is > 0 iff conversion succeeded
- if(charsConverted <= 0)
- return wxCONV_FAILED;
-
- return usedBufLen;
- }
-
- virtual wxMBConv *Clone() const { return new wxMBConv_cf(*this); }
-
- bool IsOk() const
- {
- return m_encoding != kCFStringEncodingInvalidId &&
- CFStringIsEncodingAvailable(m_encoding);
- }
-
-private:
- CFStringEncoding m_encoding ;
-};
-
-#endif // __DARWIN__
-
-// ============================================================================
-// Mac conversion classes
-// ============================================================================
-
-/* Although we are in the base library we currently have this wxMac
- * conditional. This is not generally good but fortunately does not affect
- * the ABI of the base library, only what encodings might work.
- * It does mean that a wxBase built as part of wxMac has slightly more support
- * than one built for wxCocoa or even wxGtk.
- */
-#if defined(__WXMAC__) && defined(TARGET_CARBON)
-
-class wxMBConv_mac : public wxMBConv
-{
-public:
- wxMBConv_mac()
- {
- Init(CFStringGetSystemEncoding()) ;
- }
-
- wxMBConv_mac(const wxMBConv_mac& conv)
- {
- Init(conv.m_char_encoding);
- }
-
-#if wxUSE_FONTMAP
- wxMBConv_mac(const char* name)
- {
- Init( wxMacGetSystemEncFromFontEnc( wxFontMapperBase::Get()->CharsetToEncoding(name, false) ) );
- }
-#endif
-
- wxMBConv_mac(wxFontEncoding encoding)
- {
- Init( wxMacGetSystemEncFromFontEnc(encoding) );
- }
-
- virtual ~wxMBConv_mac()
- {
- OSStatus status = noErr ;
- if (m_MB2WC_converter)
- status = TECDisposeConverter(m_MB2WC_converter);
- if (m_WC2MB_converter)
- status = TECDisposeConverter(m_WC2MB_converter);
- }
-
- void Init( TextEncodingBase encoding,TextEncodingVariant encodingVariant = kTextEncodingDefaultVariant ,
- TextEncodingFormat encodingFormat = kTextEncodingDefaultFormat)
- {
- m_MB2WC_converter = NULL ;
- m_WC2MB_converter = NULL ;
- m_char_encoding = CreateTextEncoding(encoding, encodingVariant, encodingFormat) ;
- m_unicode_encoding = CreateTextEncoding(kTextEncodingUnicodeDefault, 0, kUnicode16BitFormat) ;
- }
-
- virtual void CreateIfNeeded() const
- {
- if ( m_MB2WC_converter == NULL && m_WC2MB_converter == NULL )
- {
- OSStatus status = noErr ;
- status = TECCreateConverter(&m_MB2WC_converter,
- m_char_encoding,
- m_unicode_encoding);
- wxASSERT_MSG( status == noErr , _("Unable to create TextEncodingConverter")) ;
- status = TECCreateConverter(&m_WC2MB_converter,
- m_unicode_encoding,
- m_char_encoding);
- wxASSERT_MSG( status == noErr , _("Unable to create TextEncodingConverter")) ;
- }
- }
-
- size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const
- {
- CreateIfNeeded() ;
- OSStatus status = noErr ;
- ByteCount byteOutLen ;
- ByteCount byteInLen = strlen(psz) + 1;
- wchar_t *tbuf = NULL ;
- UniChar* ubuf = NULL ;
- size_t res = 0 ;
-
- if (buf == NULL)
- {
- // Apple specs say at least 32
- n = wxMax( 32, 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 ;
- wxMBConvUTF16 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
- {
- CreateIfNeeded() ;
- OSStatus status = noErr ;
- ByteCount byteOutLen ;
- ByteCount byteInLen = wxWcslen(psz) * SIZEOF_WCHAR_T ;
-
- char *tbuf = NULL ;
-
- if (buf == NULL)
- {
- // Apple specs say at least 32
- n = wxMax( 32, ((byteInLen / SIZEOF_WCHAR_T) * 8) + SIZEOF_WCHAR_T );
- tbuf = (char*) malloc( n ) ;
- }
-
- ByteCount byteBufferLen = n ;
- UniChar* ubuf = NULL ;
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 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;
-
- //we need to double-trip to verify it didn't insert any ? in place
- //of bogus characters
- wxWCharBuffer wcBuf(n);
- size_t pszlen = wxWcslen(psz);
- if ( MB2WC(wcBuf.data(), buf, n) == wxCONV_FAILED ||
- wxWcslen(wcBuf) != pszlen ||
- memcmp(wcBuf, psz, pszlen * sizeof(wchar_t)) != 0 )
- {
- // we didn't obtain the same thing we started from, hence
- // the conversion was lossy and we consider that it failed
- return wxCONV_FAILED;
- }
- }
-
- return res ;
- }
-
- virtual wxMBConv *Clone() const { return new wxMBConv_mac(*this); }
-
- bool IsOk() const
- {
- CreateIfNeeded() ;
- return m_MB2WC_converter != NULL && m_WC2MB_converter != NULL;
- }
-
-protected :
- mutable TECObjectRef m_MB2WC_converter;
- mutable TECObjectRef m_WC2MB_converter;
-
- TextEncodingBase m_char_encoding;
- TextEncodingBase m_unicode_encoding;
-};
-
-// MB is decomposed (D) normalized UTF8
-
-class wxMBConv_macUTF8D : public wxMBConv_mac
-{
-public :
- wxMBConv_macUTF8D()
- {
- Init( kTextEncodingUnicodeDefault , kUnicodeNoSubset , kUnicodeUTF8Format ) ;
- m_uni = NULL;
- m_uniBack = NULL ;
- }
-
- virtual ~wxMBConv_macUTF8D()
- {
- if (m_uni!=NULL)
- DisposeUnicodeToTextInfo(&m_uni);
- if (m_uniBack!=NULL)
- DisposeUnicodeToTextInfo(&m_uniBack);
- }
-
- size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const
- {
- CreateIfNeeded() ;
- OSStatus status = noErr ;
- ByteCount byteOutLen ;
- ByteCount byteInLen = wxWcslen(psz) * SIZEOF_WCHAR_T ;
-
- char *tbuf = NULL ;
-
- if (buf == NULL)
- {
- // Apple specs say at least 32
- n = wxMax( 32, ((byteInLen / SIZEOF_WCHAR_T) * 8) + SIZEOF_WCHAR_T );
- tbuf = (char*) malloc( n ) ;
- }
-
- ByteCount byteBufferLen = n ;
- UniChar* ubuf = NULL ;
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 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
-
- // ubuf is a non-decomposed UniChar buffer
-
- ByteCount dcubuflen = byteInLen * 2 + 2 ;
- ByteCount dcubufread , dcubufwritten ;
- UniChar *dcubuf = (UniChar*) malloc( dcubuflen ) ;
-
- ConvertFromUnicodeToText( m_uni , byteInLen , ubuf ,
- kUnicodeDefaultDirectionMask, 0, NULL, NULL, NULL, dcubuflen , &dcubufread , &dcubufwritten , dcubuf ) ;
-
- // we now convert that decomposed buffer into UTF8
-
- status = TECConvertText(
- m_WC2MB_converter, (ConstTextPtr) dcubuf, dcubufwritten, &dcubufread,
- (TextPtr) (buf ? buf : tbuf), byteBufferLen, &byteOutLen);
-
- free( dcubuf );
-
-#if SIZEOF_WCHAR_T == 4
- free( ubuf ) ;
-#endif
-
- if ( buf == NULL )
- free(tbuf) ;
-
- size_t res = byteOutLen ;
- if ( buf && res < n)
- {
- buf[res] = 0;
- // don't test for round-trip fidelity yet, we cannot guarantee it yet
- }
-
- return res ;
- }
-
- size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const
- {
- CreateIfNeeded() ;
- OSStatus status = noErr ;
- ByteCount byteOutLen ;
- ByteCount byteInLen = strlen(psz) + 1;
- wchar_t *tbuf = NULL ;
- UniChar* ubuf = NULL ;
- size_t res = 0 ;
-
- if (buf == NULL)
- {
- // Apple specs say at least 32
- n = wxMax( 32, 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
-
- ByteCount dcubuflen = byteBufferLen * 2 + 2 ;
- ByteCount dcubufread , dcubufwritten ;
- UniChar *dcubuf = (UniChar*) malloc( dcubuflen ) ;
-
- status = TECConvertText(
- m_MB2WC_converter, (ConstTextPtr) psz, byteInLen, &byteInLen,
- (TextPtr) dcubuf, dcubuflen, &byteOutLen);
- // 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
- dcubuf[byteOutLen / sizeof( UniChar ) ] = 0 ;
-
- // now from the decomposed UniChar to properly composed uniChar
- ConvertFromUnicodeToText( m_uniBack , byteOutLen , dcubuf ,
- kUnicodeDefaultDirectionMask, 0, NULL, NULL, NULL, dcubuflen , &dcubufread , &dcubufwritten , ubuf ) ;
-
- free( dcubuf );
- byteOutLen = dcubufwritten ;
- ubuf[byteOutLen / sizeof( UniChar ) ] = 0 ;
-
-
-#if SIZEOF_WCHAR_T == 4
- wxMBConvUTF16 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 ;
- }
-
- virtual void CreateIfNeeded() const
- {
- wxMBConv_mac::CreateIfNeeded() ;
- if ( m_uni == NULL )
- {
- m_map.unicodeEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault,
- kUnicodeNoSubset, kTextEncodingDefaultFormat);
- m_map.otherEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault,
- kUnicodeCanonicalDecompVariant, kTextEncodingDefaultFormat);
- m_map.mappingVersion = kUnicodeUseLatestMapping;
-
- OSStatus err = CreateUnicodeToTextInfo(&m_map, &m_uni);
- wxASSERT_MSG( err == noErr , _(" Couldn't create the UnicodeConverter")) ;
-
- m_map.unicodeEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault,
- kUnicodeNoSubset, kTextEncodingDefaultFormat);
- m_map.otherEncoding = CreateTextEncoding(kTextEncodingUnicodeDefault,
- kUnicodeCanonicalCompVariant, kTextEncodingDefaultFormat);
- m_map.mappingVersion = kUnicodeUseLatestMapping;
- err = CreateUnicodeToTextInfo(&m_map, &m_uniBack);
- wxASSERT_MSG( err == noErr , _(" Couldn't create the UnicodeConverter")) ;
- }
- }
-protected :
- mutable UnicodeToTextInfo m_uni;
- mutable UnicodeToTextInfo m_uniBack;
- mutable UnicodeMapping m_map;
-};
-#endif // defined(__WXMAC__) && defined(TARGET_CARBON)
projects / wxWidgets.git / blobdiff