X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8b04d4c45108c8d70df205ece2690f6729e35b1f..3b01b1fe4cb656f39290bf7f3891667855abe601:/src/common/strconv.cpp diff --git a/src/common/strconv.cpp b/src/common/strconv.cpp index f26c3285af..83c06de9c6 100644 --- a/src/common/strconv.cpp +++ b/src/common/strconv.cpp @@ -1,11 +1,14 @@ ///////////////////////////////////////////////////////////////////////////// // Name: strconv.cpp // Purpose: Unicode conversion classes -// Author: Ove Kaaven, Robert Roebling, Vadim Zeitlin, Vaclav Slavik +// Author: Ove Kaaven, Robert Roebling, Vadim Zeitlin, Vaclav Slavik, +// Ryan Norton, Fredrik Roubert (UTF7) // Modified by: // Created: 29/01/98 // RCS-ID: $Id$ -// Copyright: (c) 1999 Ove Kaaven, Robert Roebling, Vadim Zeitlin, Vaclav Slavik +// Copyright: (c) 1999 Ove Kaaven, Robert Roebling, Vaclav Slavik +// (c) 2000-2003 Vadim Zeitlin +// (c) 2004 Ryan Norton, Fredrik Roubert // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -33,10 +36,18 @@ #include "wx/log.h" #endif // WX_PRECOMP +#include "wx/strconv.h" + +#if wxUSE_WCHAR_T + #ifdef __WXMSW__ #include "wx/msw/private.h" #endif +#ifdef __WINDOWS__ + #include "wx/msw/missing.h" +#endif + #ifndef __WXWINCE__ #include #endif @@ -45,53 +56,14 @@ #include #include -#include "wx/module.h" -#include "wx/strconv.h" - -// ---------------------------------------------------------------------------- -// globals -// ---------------------------------------------------------------------------- - -#if wxUSE_WCHAR_T - WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc; - WXDLLIMPEXP_DATA_BASE(wxCSConv) wxConvLocal((const wxChar *)NULL); - WXDLLIMPEXP_DATA_BASE(wxCSConv) wxConvISO8859_1(_T("iso-8859-1")); -#else - // stand-ins in absence of wchar_t - WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc, - wxConvFile, - wxConvISO8859_1, - wxConvLocal, - wxConvUTF8; -#endif // wxUSE_WCHAR_T - -WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvCurrent = &wxConvLibc; - -class wxStrConvModule: public wxModule -{ -public: - wxStrConvModule() : wxModule() { } - virtual bool OnInit() { return TRUE; } - virtual void OnExit() - { -#if wxUSE_WCHAR_T - wxConvLocal.Clear(); - wxConvISO8859_1.Clear(); -#endif - } - - DECLARE_DYNAMIC_CLASS(wxStrConvModule) -}; - -IMPLEMENT_DYNAMIC_CLASS(wxStrConvModule, wxModule) - +#if defined(__WIN32__) && !defined(__WXMICROWIN__) + #define wxHAVE_WIN32_MB2WC +#endif // __WIN32__ but !__WXMICROWIN__ // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- -#if wxUSE_WCHAR_T - #ifdef __SALFORDC__ #include #endif @@ -102,7 +74,15 @@ IMPLEMENT_DYNAMIC_CLASS(wxStrConvModule, wxModule) #include "wx/encconv.h" #include "wx/fontmap.h" +#include "wx/utils.h" +#ifdef __WXMAC__ +#include +#include +#include + +#include "wx/mac/private.h" // includes mac headers +#endif // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- @@ -110,12 +90,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxStrConvModule, wxModule) #define BSWAP_UCS4(str, len) { unsigned _c; for (_c=0; _c=0x110000) @@ -163,14 +137,14 @@ static size_t encode_utf16(wxUint32 input, wchar_t *output) { if (output) { - *output++ = (wchar_t) ((input >> 10)+0xd7c0); - *output++ = (wchar_t) ((input&0x3ff)+0xdc00); + *output++ = (wxUint16) ((input >> 10)+0xd7c0); + *output = (wxUint16) ((input&0x3ff)+0xdc00); } 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)) { @@ -189,53 +163,14 @@ static size_t decode_utf16(const wchar_t* input, wxUint32& output) } } -#endif // WC_UTF16 // ---------------------------------------------------------------------------- // wxMBConv // ---------------------------------------------------------------------------- -#define IGNORE_LIBC 0 - wxMBConv::~wxMBConv() { - // nothing to do here -} - -size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const -{ -#if IGNORE_LIBC - if (buf) - { - for (size_t i = 0; i < strlen( psz )+1; i++) - buf[i] = (wchar_t) psz[i]; - return strlen( psz ); - } - else - { - return strlen( psz ); - } -#else - return wxMB2WC(buf, psz, n); -#endif -} - -size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const -{ -#if IGNORE_LIBC - if (buf) - { - for (size_t i = 0; i < wxStrlen( psz )+1; i++) - buf[i] = (char) psz[i]; - return wxStrlen( psz ); - } - else - { - return wxStrlen( psz ); - } -#else - return wxWC2MB(buf, psz, n); -#endif + // nothing to do here (necessary for Darwin linking probably) } const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const @@ -248,9 +183,11 @@ const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const { // now do the actual conversion wxWCharBuffer buf(nLen); - MB2WC(buf.data(), psz, nLen + 1); // with the trailing NUL - - return buf; + nLen = MB2WC(buf.data(), psz, nLen + 1); // with the trailing NULL + if ( nLen != (size_t)-1 ) + { + return buf; + } } } @@ -266,10 +203,12 @@ const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *pwz) const size_t nLen = WC2MB(NULL, pwz, 0); if ( nLen != (size_t)-1 ) { - wxCharBuffer buf(nLen); - WC2MB(buf.data(), pwz, nLen + 1); - - return buf; + wxCharBuffer buf(nLen+3); // space for a wxUint32 trailing zero + nLen = WC2MB(buf.data(), pwz, nLen + 4); + if ( nLen != (size_t)-1 ) + { + return buf; + } } } @@ -279,42 +218,228 @@ const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *pwz) const } // ---------------------------------------------------------------------------- -// UTF-7 +// wxMBConvLibc // ---------------------------------------------------------------------------- -WXDLLIMPEXP_DATA_BASE(wxMBConvUTF7) wxConvUTF7; +size_t wxMBConvLibc::MB2WC(wchar_t *buf, const char *psz, size_t n) const +{ + return wxMB2WC(buf, psz, n); +} -#if 0 -static char utf7_setD[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz" - "0123456789'(),-./:?"; -static char utf7_setO[]="!\"#$%&*;<=>@[]^_`{|}"; -static char utf7_setB[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz" - "0123456789+/"; -#endif +size_t wxMBConvLibc::WC2MB(char *buf, const wchar_t *psz, size_t n) const +{ + return wxWC2MB(buf, psz, n); +} +// ---------------------------------------------------------------------------- +// UTF-7 +// ---------------------------------------------------------------------------- + +// Implementation (C) 2004 Fredrik Roubert + +// +// BASE64 decoding table +// +static const unsigned char utf7unb64[] = +{ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0x3e, 0xff, 0xff, 0xff, 0x3f, + 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, + 0x3c, 0x3d, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, + 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, + 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, + 0x17, 0x18, 0x19, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, + 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, + 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, + 0x31, 0x32, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff +}; -// TODO: write actual implementations of UTF-7 here -size_t wxMBConvUTF7::MB2WC(wchar_t * WXUNUSED(buf), - const char * WXUNUSED(psz), - size_t WXUNUSED(n)) const +size_t wxMBConvUTF7::MB2WC(wchar_t *buf, const char *psz, size_t n) const { - return 0; + + size_t len = 0; + + while (*psz && ((!buf) || (len < n))) + { + unsigned char cc = *psz++; + if (cc != '+') + { + // plain ASCII char + if (buf) + *buf++ = cc; + len++; + } + else if (*psz == '-') + { + // encoded plus sign + if (buf) + *buf++ = cc; + len++; + psz++; + } + else + { + // BASE64 encoded string + bool lsb; + unsigned char c; + unsigned int d, l; + for (lsb = false, d = 0, l = 0; + (cc = utf7unb64[(unsigned char)*psz]) != 0xff; psz++) + { + d <<= 6; + d += cc; + for (l += 6; l >= 8; lsb = !lsb) + { + c = (d >> (l -= 8)) % 256; + if (lsb) + { + if (buf) + *buf++ |= c; + len ++; + } + else + if (buf) + *buf = c << 8; + } + } + if (*psz == '-') + psz++; + } + } + if (buf && (len < n)) + *buf = 0; + return len; } -size_t wxMBConvUTF7::WC2MB(char * WXUNUSED(buf), - const wchar_t * WXUNUSED(psz), - size_t WXUNUSED(n)) const +// +// BASE64 encoding table +// +static const unsigned char utf7enb64[] = +{ + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', + 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', + 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', + 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', + 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', + 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', + 'w', 'x', 'y', 'z', '0', '1', '2', '3', + '4', '5', '6', '7', '8', '9', '+', '/' +}; + +// +// UTF-7 encoding table +// +// 0 - Set D (directly encoded characters) +// 1 - Set O (optional direct characters) +// 2 - whitespace characters (optional) +// 3 - special characters +// +static const unsigned char utf7encode[128] = +{ + 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 3, 3, 2, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 2, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 3, 0, 0, 0, 3, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, + 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 1, 1, 1, + 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 3, 3 +}; + +size_t wxMBConvUTF7::WC2MB(char *buf, const wchar_t +*psz, size_t n) const { - return 0; + + + size_t len = 0; + + while (*psz && ((!buf) || (len < n))) + { + wchar_t cc = *psz++; + if (cc < 0x80 && utf7encode[cc] < 1) + { + // plain ASCII char + if (buf) + *buf++ = (char)cc; + len++; + } +#ifndef WC_UTF16 + else if (cc > 0xffff) + { + // no surrogate pair generation (yet?) + return (size_t)-1; + } +#endif + else + { + if (buf) + *buf++ = '+'; + len++; + if (cc != '+') + { + // BASE64 encode string + unsigned int lsb, d, l; + for (d = 0, l = 0;; psz++) + { + for (lsb = 0; lsb < 2; lsb ++) + { + d <<= 8; + d += lsb ? cc & 0xff : (cc & 0xff00) >> 8; + + for (l += 8; l >= 6; ) + { + l -= 6; + if (buf) + *buf++ = utf7enb64[(d >> l) % 64]; + len++; + } + } + cc = *psz; + if (!(cc) || (cc < 0x80 && utf7encode[cc] < 1)) + break; + } + if (l != 0) + { + if (buf) + *buf++ = utf7enb64[((d % 16) << (6 - l)) % 64]; + len++; + } + } + if (buf) + *buf++ = '-'; + len++; + } + } + if (buf && (len < n)) + *buf = 0; + return len; } // ---------------------------------------------------------------------------- // UTF-8 // ---------------------------------------------------------------------------- -WXDLLIMPEXP_DATA_BASE(wxMBConvUTF8) wxConvUTF8; - static wxUint32 utf8_max[]= { 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff, 0xffffffff }; @@ -363,7 +488,8 @@ size_t wxMBConvUTF8::MB2WC(wchar_t *buf, const char *psz, size_t n) const 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) @@ -390,7 +516,8 @@ size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const { 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; @@ -422,122 +549,548 @@ size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const return len; } -// ============================================================================ -// wxCharacterSet and derived classes -// ============================================================================ + + // ---------------------------------------------------------------------------- -// wxCharacterSet is the ABC for the classes below +// UTF-16 // ---------------------------------------------------------------------------- -class wxCharacterSet -{ -public: - wxCharacterSet() { } - virtual ~wxCharacterSet() {} +#ifdef WORDS_BIGENDIAN + #define wxMBConvUTF16straight wxMBConvUTF16BE + #define wxMBConvUTF16swap wxMBConvUTF16LE +#else + #define wxMBConvUTF16swap wxMBConvUTF16BE + #define wxMBConvUTF16straight wxMBConvUTF16LE +#endif - virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) = 0; - virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) = 0; - virtual bool usable() const = 0; -}; -// ---------------------------------------------------------------------------- -// ID_CharSet: implementation of wxCharacterSet using an existing wxMBConv -// ---------------------------------------------------------------------------- +#ifdef WC_UTF16 -class ID_CharSet : public wxCharacterSet +// copy 16bit MB to 16bit String +size_t wxMBConvUTF16straight::MB2WC(wchar_t *buf, const char *psz, size_t n) const { -public: - ID_CharSet(wxMBConv *cnv) : work(cnv) {} + size_t len=0; - size_t MB2WC(wchar_t *buf, const char *psz, size_t n) - { return work ? work->MB2WC(buf,psz,n) : (size_t)-1; } + while (*(wxUint16*)psz && (!buf || len < n)) + { + if (buf) + *buf++ = *(wxUint16*)psz; + len++; - size_t WC2MB(char *buf, const wchar_t *psz, size_t n) - { return work ? work->WC2MB(buf,psz,n) : (size_t)-1; } + psz += sizeof(wxUint16); + } + if (buf && len 1) + { + *(wxUint16*)buf = cc[1]; + buf += sizeof(wxUint16); + } + } + + len += pa*sizeof(wxUint16); + psz++; + } + if (buf && len<=n-sizeof(wxUint16)) *(wxUint16*)buf=0; + + return len; +} + + +// swap 16bit MB to 32bit String +size_t wxMBConvUTF16swap::MB2WC(wchar_t *buf, const char *psz, size_t n) const +{ + size_t len=0; + + 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]; + + size_t pa=decode_utf16((wxUint16*)tmp, cc); + if (pa == (size_t)-1) + return pa; + + if (buf) + *buf++ = cc; + + len++; + psz += pa * sizeof(wxUint16); + } + if (buf && len 1) + { + *buf++ = ((char*)cc)[3]; + *buf++ = ((char*)cc)[2]; + } + } + + len += pa*sizeof(wxUint16); + psz++; + } + if (buf && len<=n-sizeof(wxUint16)) *(wxUint16*)buf=0; + + return len; +} + +#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 +{ + size_t len=0; + + while (*(wxUint32*)psz && (!buf || len < n)) + { + wxUint16 cc[2]; + + size_t pa=encode_utf16(*(wxUint32*)psz, 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 1) + *buf++ = cc[1]; + } + len += pa; + psz += sizeof(wxUint32); + } + + if (buf && len= 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; + } -public: long m_CodePage; }; -#endif // defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__) + +#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 +#include + +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 = wxString::WorstEncodingCase(nBufSize - 1, *this)+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 = wxString::WorstEncodingCase(byteInLen / SIZEOF_WCHAR_T, *this) + SIZEOF_WCHAR_T; + 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 @@ -810,7 +2306,7 @@ public: #if wxUSE_FONTMAP -class EC_CharSet : public wxCharacterSet +class wxMBConv_wxwin : public wxMBConv { private: void Init() @@ -822,24 +2318,24 @@ private: public: // temporarily just use wxEncodingConverter stuff, // so that it works while a better implementation is built - EC_CharSet(const wxChar* name) + wxMBConv_wxwin(const wxChar* name) { if (name) - m_enc = wxFontMapper::Get()->CharsetToEncoding(name, FALSE); + m_enc = wxFontMapper::Get()->CharsetToEncoding(name, false); else m_enc = wxFONTENCODING_SYSTEM; Init(); } - EC_CharSet(wxFontEncoding enc) + wxMBConv_wxwin(wxFontEncoding enc) { m_enc = enc; Init(); } - size_t MB2WC(wchar_t *buf, const char *psz, size_t WXUNUSED(n)) + size_t MB2WC(wchar_t *buf, const char *psz, size_t WXUNUSED(n)) const { size_t inbuf = strlen(psz); if (buf) @@ -847,7 +2343,7 @@ public: return inbuf; } - size_t WC2MB(char *buf, const wchar_t *psz, size_t WXUNUSED(n)) + size_t WC2MB(char *buf, const wchar_t *psz, size_t WXUNUSED(n)) const { const size_t inbuf = wxWcslen(psz); if (buf) @@ -856,7 +2352,7 @@ public: return inbuf; } - bool usable() const { return m_ok; } + bool IsOk() const { return m_ok; } public: wxFontEncoding m_enc; @@ -865,120 +2361,43 @@ public: // were we initialized successfully? bool m_ok; - DECLARE_NO_COPY_CLASS(EC_CharSet) + DECLARE_NO_COPY_CLASS(wxMBConv_wxwin) }; #endif // wxUSE_FONTMAP -// ---------------------------------------------------------------------------- -// the function creating the wxCharacterSet for the specified charset on the -// current system, trying all possibilities -// -// it uses the name if it is given or encoding if name == NULL -// ---------------------------------------------------------------------------- - -static wxCharacterSet * -wxGetCharacterSet(const wxChar *name, wxFontEncoding encoding) -{ - // check for the special case of ASCII charset - if ( (!name && encoding == wxFONTENCODING_DEFAULT) -#if wxUSE_FONTMAP - || wxFontMapper::Get()-> - CharsetToEncoding(name) == wxFONTENCODING_DEFAULT -#endif // wxUSE_FONTMAP - ) - { - // don't convert at all - return NULL; - } - - wxCharacterSet *cset; - - if ( (name && - (wxStricmp(name, wxT("UTF8")) == 0 || - wxStricmp(name, wxT("UTF-8")) == 0)) || - encoding == wxFONTENCODING_UTF8 ) - { - cset = new ID_CharSet(&wxConvUTF8); - } - else // !UTF-8 - { -#ifdef HAVE_ICONV - if ( name ) - { - cset = new IC_CharSet(name); - } - else -#endif // HAVE_ICONV - { - cset = NULL; - } - } - - // it can only be NULL in this case -#ifndef HAVE_ICONV - if ( cset ) -#endif // !HAVE_ICONV - { - if ( cset->usable() ) - return cset; - - delete cset; - cset = NULL; - } - -#if defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__) - cset = name ? new CP_CharSet(name) : new CP_CharSet(encoding); - if ( cset->usable() ) - return cset; - - delete cset; - cset = NULL; -#endif // defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__) - -#if wxUSE_FONTMAP - cset = name ? new EC_CharSet(name) : new EC_CharSet(encoding); - if ( cset->usable() ) - return cset; - - delete cset; - cset = NULL; -#endif // wxUSE_FONTMAP - - wxLogError(_("Cannot convert from encoding '%s'!"), - name ? name - : -#if wxUSE_FONTMAP - wxFontMapper::GetEncodingDescription(encoding).c_str() -#else // !wxUSE_FONTMAP - wxString::Format(_T("%s"), encoding).c_str() -#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP - ); - - return NULL; -} - // ============================================================================ // wxCSConv implementation // ============================================================================ void wxCSConv::Init() { - m_name = (wxChar *)NULL; - m_cset = (wxCharacterSet *) NULL; - m_deferred = TRUE; + m_name = NULL; + m_convReal = NULL; + m_deferred = true; } wxCSConv::wxCSConv(const wxChar *charset) { Init(); - m_encoding = wxFONTENCODING_DEFAULT; - SetName(charset); + 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; @@ -1011,10 +2430,10 @@ wxCSConv& wxCSConv::operator=(const wxCSConv& conv) void wxCSConv::Clear() { free(m_name); - delete m_cset; + delete m_convReal; m_name = NULL; - m_cset = NULL; + m_convReal = NULL; } void wxCSConv::SetName(const wxChar *charset) @@ -1022,39 +2441,193 @@ void wxCSConv::SetName(const wxChar *charset) if (charset) { m_name = wxStrdup(charset); - m_deferred = TRUE; + m_deferred = true; } } -void wxCSConv::LoadNow() +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 ) { - // it would probably be better to make GetSystemEncodingName() always - // available (i.e. even when wxUSE_INTL == 0)? + wxCSConv *self = (wxCSConv *)this; // const_cast + #if wxUSE_INTL - if ( !m_name && m_encoding == wxFONTENCODING_DEFAULT ) + // 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 ) { - wxString name = wxLocale::GetSystemEncodingName(); - if ( !name.empty() ) - { - SetName(name); - } + self->m_name = wxStrdup(wxLocale::GetSystemEncodingName()); } #endif // wxUSE_INTL - // wxGetCharacterSet() complains about NULL name - m_cset = wxGetCharacterSet(m_name, m_encoding); - m_deferred = FALSE; + self->m_convReal = DoCreate(); + self->m_deferred = false; } } size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const { - ((wxCSConv *)this)->LoadNow(); // discard constness + CreateConvIfNeeded(); - if (m_cset) - return m_cset->MB2WC(buf, psz, n); + if (m_convReal) + return m_convReal->MB2WC(buf, psz, n); // latin-1 (direct) size_t len = strlen(psz); @@ -1070,22 +2643,67 @@ size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const { - ((wxCSConv *)this)->LoadNow(); // discard constness + CreateConvIfNeeded(); - if (m_cset) - return m_cset->WC2MB(buf, psz, n); + 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++) - buf[c] = (psz[c] > 0xff) ? '?' : psz[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; } -#endif // wxUSE_WCHAR_T +// ---------------------------------------------------------------------------- +// 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/!wxUSE_WCHAR_T