// Created: 29/01/98
// RCS-ID: $Id$
// Copyright: (c) 1999 Ove Kaaven, Robert Roebling, Vadim Zeitlin, Vaclav Slavik
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "strconv.h"
#endif
#include "wx/msw/private.h"
#endif
+#ifndef __WXWINCE__
#include <errno.h>
+#endif
+
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
// ----------------------------------------------------------------------------
#if wxUSE_WCHAR_T
- WXDLLEXPORT_DATA(wxMBConv) wxConvLibc;
- WXDLLEXPORT_DATA(wxCSConv) wxConvLocal((const wxChar *)NULL);
+ 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
- WXDLLEXPORT_DATA(wxMBConv) wxConvLibc, wxConvFile;
+ WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc,
+ wxConvFile,
+ wxConvISO8859_1,
+ wxConvLocal,
+ wxConvUTF8;
#endif // wxUSE_WCHAR_T
-WXDLLEXPORT_DATA(wxMBConv *) wxConvCurrent = &wxConvLibc;
+WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvCurrent = &wxConvLibc;
class wxStrConvModule: public wxModule
{
virtual void OnExit()
{
#if wxUSE_WCHAR_T
- wxConvLocal.Clear();
+ wxConvLocal.Clear();
+ wxConvISO8859_1.Clear();
#endif
}
// wxMBConv
// ----------------------------------------------------------------------------
-size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
-{
- return wxMB2WC(buf, psz, n);
-}
+#define IGNORE_LIBC 0
-size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+wxMBConv::~wxMBConv()
{
- return wxWC2MB(buf, psz, n);
+ // nothing to do here
}
-const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const
+size_t wxMBConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
{
- if (psz)
+#if IGNORE_LIBC
+ if (buf)
{
- size_t nLen = MB2WC((wchar_t *) NULL, psz, 0);
- if (nLen == (size_t)-1)
- return wxWCharBuffer((wchar_t *) NULL);
- wxWCharBuffer buf(nLen);
- MB2WC((wchar_t *)(const wchar_t *) buf, psz, nLen);
- return buf;
+ for (size_t i = 0; i < strlen( psz )+1; i++)
+ buf[i] = (wchar_t) psz[i];
+ return strlen( psz );
}
else
- return wxWCharBuffer((wchar_t *) NULL);
-}
-
-const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *psz) const
-{
- if (psz)
{
- size_t nLen = WC2MB((char *) NULL, psz, 0);
- if (nLen == (size_t)-1)
- return wxCharBuffer((char *) NULL);
- wxCharBuffer buf(nLen);
- WC2MB((char *)(const char *) buf, psz, nLen);
- return buf;
+ return strlen( psz );
}
- else
- return wxCharBuffer((char *) NULL);
-}
-
-// ----------------------------------------------------------------------------
-// standard file conversion
-// ----------------------------------------------------------------------------
-
-WXDLLEXPORT_DATA(wxMBConvFile) wxConvFile;
-
-// just use the libc conversion for now
-size_t wxMBConvFile::MB2WC(wchar_t *buf, const char *psz, size_t n) const
-{
+#else
return wxMB2WC(buf, psz, n);
+#endif
}
-size_t wxMBConvFile::WC2MB(char *buf, const wchar_t *psz, size_t n) const
-{
- return wxWC2MB(buf, psz, n);
-}
-
-// ----------------------------------------------------------------------------
-// standard gdk conversion
-// ----------------------------------------------------------------------------
-
-#ifdef __WXGTK12__
-
-WXDLLEXPORT_DATA(wxMBConvGdk) wxConvGdk;
-
-#include <gdk/gdk.h>
-
-size_t wxMBConvGdk::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+size_t wxMBConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
{
+#if IGNORE_LIBC
if (buf)
{
- return gdk_mbstowcs((GdkWChar *)buf, psz, n);
+ for (size_t i = 0; i < wxStrlen( psz )+1; i++)
+ buf[i] = (char) psz[i];
+ return wxStrlen( psz );
}
else
{
- GdkWChar *nbuf = new GdkWChar[n=strlen(psz)];
- size_t len = gdk_mbstowcs(nbuf, psz, n);
- delete[] nbuf;
- return len;
+ return wxStrlen( psz );
}
+#else
+ return wxWC2MB(buf, psz, n);
+#endif
}
-size_t wxMBConvGdk::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+const wxWCharBuffer wxMBConv::cMB2WC(const char *psz) const
{
- char *mbstr = gdk_wcstombs((GdkWChar *)psz);
- size_t len = mbstr ? strlen(mbstr) : 0;
- if (buf)
+ if ( psz )
{
- if (len > n)
- len = n;
- memcpy(buf, psz, len);
- if (len < n)
- buf[len] = 0;
+ // calculate the length of the buffer needed first
+ size_t nLen = MB2WC(NULL, psz, 0);
+ if ( nLen != (size_t)-1 )
+ {
+ // now do the actual conversion
+ wxWCharBuffer buf(nLen);
+ MB2WC(buf.data(), psz, nLen + 1); // with the trailing NUL
+
+ return buf;
+ }
}
- return len;
+
+ wxWCharBuffer buf((wchar_t *)NULL);
+
+ return buf;
}
-#endif // GTK > 1.0
+const wxCharBuffer wxMBConv::cWC2MB(const wchar_t *pwz) const
+{
+ if ( pwz )
+ {
+ 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((char *)NULL);
+
+ return buf;
+}
// ----------------------------------------------------------------------------
// UTF-7
// ----------------------------------------------------------------------------
-WXDLLEXPORT_DATA(wxMBConvUTF7) wxConvUTF7;
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF7) wxConvUTF7;
#if 0
static char utf7_setD[]="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
// UTF-8
// ----------------------------------------------------------------------------
-WXDLLEXPORT_DATA(wxMBConvUTF8) wxConvUTF8;
+WXDLLIMPEXP_DATA_BASE(wxMBConvUTF8) wxConvUTF8;
static wxUint32 utf8_max[]=
{ 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff, 0xffffffff };
}
if (buf && (len<n)) *buf = 0;
+
return len;
}
class wxCharacterSet
{
public:
- wxCharacterSet(const wxChar*name) : cname(name) {}
+ wxCharacterSet() { }
virtual ~wxCharacterSet() {}
+
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;
-public:
- const wxChar*cname;
};
// ----------------------------------------------------------------------------
class ID_CharSet : public wxCharacterSet
{
public:
- ID_CharSet(const wxChar *name, wxMBConv *cnv)
- : wxCharacterSet(name), work(cnv) {}
+ ID_CharSet(wxMBConv *cnv) : work(cnv) {}
size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{ return work ? work->MB2WC(buf,psz,n) : (size_t)-1; }
bool IC_CharSet::ms_wcNeedsSwap = FALSE;
IC_CharSet::IC_CharSet(const wxChar *name)
- : wxCharacterSet(name)
{
+ // Do it the hard way
+ char cname[100];
+ for (size_t i = 0; i < wxStrlen(name)+1; i++)
+ cname[i] = (char) name[i];
+
// check for charset that represents wchar_t:
if (ms_wcCharsetName == NULL)
{
// try charset with explicit bytesex info (e.g. "UCS-4LE"):
ms_wcCharsetName = WC_NAME_BEST;
- m2w = iconv_open(ms_wcCharsetName, wxConvLibc.cWX2MB(name));
+ m2w = iconv_open(ms_wcCharsetName, cname);
if (m2w == (iconv_t)-1)
{
// try charset w/o bytesex info (e.g. "UCS4")
// and check for bytesex ourselves:
ms_wcCharsetName = WC_NAME;
- m2w = iconv_open(ms_wcCharsetName, wxConvLibc.cWX2MB(name));
+ m2w = iconv_open(ms_wcCharsetName, cname);
// last bet, try if it knows WCHAR_T pseudo-charset
if (m2w == (iconv_t)-1)
{
ms_wcCharsetName = "WCHAR_T";
- m2w = iconv_open(ms_wcCharsetName, wxConvLibc.cWX2MB(name));
+ m2w = iconv_open(ms_wcCharsetName, cname);
}
if (m2w != (iconv_t)-1)
{
ms_wcCharsetName = NULL;
wxLogLastError(wxT("iconv"));
- wxLogError(_("Convertion to charset '%s' doesn't work."), name);
+ wxLogError(_("Conversion to charset '%s' doesn't work."), name);
}
else
{
}
else // we already have ms_wcCharsetName
{
- m2w = iconv_open(ms_wcCharsetName, wxConvLibc.cWX2MB(name));
+ m2w = iconv_open(ms_wcCharsetName, cname);
}
// NB: don't ever pass NULL to iconv_open(), it may crash!
if ( ms_wcCharsetName )
{
- w2m = iconv_open(wxConvLibc.cWX2MB(name), ms_wcCharsetName);
+ w2m = iconv_open( cname, ms_wcCharsetName);
}
else
{
// convert to native endianness
WC_BSWAP(buf /* _not_ bufPtr */, res)
}
+
+ // NB: iconv was given only strlen(psz) characters on input, and so
+ // it couldn't convert the trailing zero. Let's do it ourselves
+ // if there's some room left for it in the output buffer.
+ if (res < n)
+ buf[res] = 0;
}
else
{
size_t IC_CharSet::WC2MB(char *buf, const wchar_t *psz, size_t n)
{
-#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
- size_t inbuf = std::wcslen(psz) * SIZEOF_WCHAR_T;
-#else
- size_t inbuf = ::wcslen(psz) * SIZEOF_WCHAR_T;
-#endif
+ size_t inbuf = wxWcslen(psz) * SIZEOF_WCHAR_T;
size_t outbuf = n;
size_t res, cres;
cres = iconv( w2m, ICONV_CHAR_CAST(&psz), &inbuf, &buf, &outbuf );
res = n-outbuf;
+
+ // NB: iconv was given only wcslen(psz) characters on input, and so
+ // it couldn't convert the trailing zero. Let's do it ourselves
+ // if there's some room left for it in the output buffer.
+ if (res < n)
+ buf[0] = 0;
}
else
{
// Win32 conversion classes
// ============================================================================
-#if defined(__WIN32__) && !defined(__WXMICROWIN__)
+#if defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__)
-extern long wxCharsetToCodepage(const wxChar *charset); // from utils.cpp
+// from utils.cpp
+extern WXDLLIMPEXP_BASE long wxCharsetToCodepage(const wxChar *charset);
+extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding);
class CP_CharSet : public wxCharacterSet
{
public:
CP_CharSet(const wxChar* name)
- : wxCharacterSet(name)
{
m_CodePage = wxCharsetToCodepage(name);
}
+ CP_CharSet(wxFontEncoding encoding)
+ {
+ m_CodePage = wxEncodingToCodepage(encoding);
+ }
+
size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{
- size_t len =
- MultiByteToWideChar(m_CodePage, 0, psz, -1, buf, buf ? n : 0);
- //VS: returns # of written chars for buf!=NULL and *size*
- // needed buffer for buf==NULL
- return len ? (buf ? len : len-1) : (size_t)-1;
+ const size_t len = ::MultiByteToWideChar
+ (
+ m_CodePage, // code page
+ 0, // flags (none)
+ psz, // input string
+ -1, // its length (NUL-terminated)
+ buf, // output string
+ buf ? n : 0 // size of output buffer
+ );
+
+ // note that it returns # of written chars for buf != NULL and *size*
+ // of the needed buffer for buf == NULL
+ return len ? (buf ? len : len - 1) : (size_t)-1;
}
size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{
- size_t len = WideCharToMultiByte(m_CodePage, 0, psz, -1, buf,
- buf ? n : 0, NULL, NULL);
- //VS: returns # of written chars for buf!=NULL and *size*
- // needed buffer for buf==NULL
- return len ? (buf ? len : len-1) : (size_t)-1;
+ const size_t len = ::WideCharToMultiByte
+ (
+ m_CodePage, // code page
+ 0, // flags (none)
+ psz, // input string
+ -1, // it is (wide) NUL-terminated
+ buf, // output buffer
+ buf ? n : 0, // and its size
+ NULL, // default "replacement" char
+ NULL // [out] was it used?
+ );
+
+ // see the comment above!
+ return len ? (buf ? len : len - 1) : (size_t)-1;
}
bool usable() const
public:
long m_CodePage;
};
-#endif // __WIN32__
+#endif // defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__)
// ============================================================================
// wxEncodingConverter based conversion classes
class EC_CharSet : public wxCharacterSet
{
+private:
+ void Init()
+ {
+ m_ok = m2w.Init(m_enc, wxFONTENCODING_UNICODE) &&
+ w2m.Init(wxFONTENCODING_UNICODE, m_enc);
+ }
+
public:
// temporarily just use wxEncodingConverter stuff,
// so that it works while a better implementation is built
- EC_CharSet(const wxChar* name) : wxCharacterSet(name),
- enc(wxFONTENCODING_SYSTEM)
+ EC_CharSet(const wxChar* name)
{
if (name)
- enc = wxTheFontMapper->CharsetToEncoding(name, FALSE);
+ m_enc = wxFontMapper::Get()->CharsetToEncoding(name, FALSE);
+ else
+ m_enc = wxFONTENCODING_SYSTEM;
- m_ok = m2w.Init(enc, wxFONTENCODING_UNICODE) &&
- w2m.Init(wxFONTENCODING_UNICODE, enc);
+ Init();
+ }
+
+ EC_CharSet(wxFontEncoding enc)
+ {
+ m_enc = enc;
+
+ Init();
}
size_t MB2WC(wchar_t *buf, const char *psz, size_t WXUNUSED(n))
size_t WC2MB(char *buf, const wchar_t *psz, size_t WXUNUSED(n))
{
-#if ( defined(__BORLANDC__) && (__BORLANDC__ > 0x530) ) \
- || ( defined(__MWERKS__) && defined(__WXMSW__) )
- size_t inbuf = std::wcslen(psz);
-#else
- size_t inbuf = ::wcslen(psz);
-#endif
+ const size_t inbuf = wxWcslen(psz);
if (buf)
w2m.Convert(psz,buf);
bool usable() const { return m_ok; }
public:
- wxFontEncoding enc;
+ wxFontEncoding m_enc;
wxEncodingConverter m2w, w2m;
// were we initialized successfully?
bool m_ok;
+
+ DECLARE_NO_COPY_CLASS(EC_CharSet)
};
#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)
+static wxCharacterSet *
+wxGetCharacterSet(const wxChar *name, wxFontEncoding encoding)
{
// check for the special case of ASCII charset
+ if ( (!name && encoding == wxFONTENCODING_DEFAULT)
#if wxUSE_FONTMAP
- if ( wxTheFontMapper->CharsetToEncoding(name) == wxFONTENCODING_DEFAULT )
-#else // wxUSE_FONTMAP
- if ( !name )
-#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
+ || (name && wxFontMapper::Get()->
+ CharsetToEncoding(name) == wxFONTENCODING_DEFAULT)
+#endif // wxUSE_FONTMAP
+ )
{
// don't convert at all
return NULL;
}
- // the test above must have taken care of this case
- wxCHECK_MSG( name, NULL, _T("NULL name must be wxFONTENCODING_DEFAULT") );
-
wxCharacterSet *cset;
- if ( wxStricmp(name, wxT("UTF8")) == 0 || wxStricmp(name, wxT("UTF-8")) == 0)
+ if ( (name &&
+ (wxStricmp(name, wxT("UTF8")) == 0 ||
+ wxStricmp(name, wxT("UTF-8")) == 0)) ||
+ encoding == wxFONTENCODING_UTF8 )
{
- cset = new ID_CharSet(name, &wxConvUTF8);
+ cset = new ID_CharSet(&wxConvUTF8);
}
- else
+ else // !UTF-8
{
#ifdef HAVE_ICONV
- cset = new IC_CharSet(name);
-#else // !HAVE_ICONV
- cset = NULL;
-#endif // HAVE_ICONV/!HAVE_ICONV
+ if ( name )
+ {
+ cset = new IC_CharSet(name);
+ }
+ else
+#endif // HAVE_ICONV
+ {
+ cset = NULL;
+ }
}
// it can only be NULL in this case
cset = NULL;
}
-#if defined(__WIN32__) && !defined(__WXMICROWIN__)
- cset = new CP_CharSet(name);
+#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 // __WIN32__
+#endif // defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXUNIVERSAL__)
#if wxUSE_FONTMAP
- cset = new EC_CharSet(name);
+ cset = name ? new EC_CharSet(name) : new EC_CharSet(encoding);
if ( cset->usable() )
return cset;
cset = NULL;
#endif // wxUSE_FONTMAP
- wxLogError(_("Cannot convert from encoding '%s'!"), name);
+ 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
// ============================================================================
-wxCSConv::wxCSConv(const wxChar *charset)
+void wxCSConv::Init()
{
m_name = (wxChar *)NULL;
m_cset = (wxCharacterSet *) NULL;
m_deferred = TRUE;
+}
+
+wxCSConv::wxCSConv(const wxChar *charset)
+{
+ Init();
+ m_encoding = wxFONTENCODING_DEFAULT;
SetName(charset);
}
+wxCSConv::wxCSConv(wxFontEncoding encoding)
+{
+ Init();
+
+ m_encoding = encoding;
+}
+
wxCSConv::~wxCSConv()
{
Clear();
}
+wxCSConv::wxCSConv(const wxCSConv& conv)
+ : wxMBConv()
+{
+ Init();
+
+ SetName(conv.m_name);
+ m_encoding = conv.m_encoding;
+}
+
+wxCSConv& wxCSConv::operator=(const wxCSConv& conv)
+{
+ Clear();
+
+ SetName(conv.m_name);
+ m_encoding = conv.m_encoding;
+
+ return *this;
+}
+
void wxCSConv::Clear()
{
- if (m_name)
- free(m_name);
- if (m_cset)
- delete m_cset;
+ free(m_name);
+ delete m_cset;
+
m_name = NULL;
m_cset = NULL;
}
void wxCSConv::LoadNow()
{
- if (m_deferred)
+ if ( m_deferred )
{
- if ( !m_name )
+ // it would probably be better to make GetSystemEncodingName() always
+ // available (i.e. even when wxUSE_INTL == 0)?
+#if wxUSE_INTL
+ if ( !m_name && m_encoding == wxFONTENCODING_DEFAULT )
{
wxString name = wxLocale::GetSystemEncodingName();
if ( !name.empty() )
+ {
SetName(name);
+ }
}
+#endif // wxUSE_INTL
// wxGetCharacterSet() complains about NULL name
- m_cset = m_name ? wxGetCharacterSet(m_name) : NULL;
+ m_cset = wxGetCharacterSet(m_name, m_encoding);
m_deferred = FALSE;
}
}
return m_cset->WC2MB(buf, psz, n);
// latin-1 (direct)
-#if ( defined(__BORLANDC__) && (__BORLANDC__ > 0x530) ) \
- || ( defined(__MWERKS__) && defined(__WXMSW__) )
- size_t len=std::wcslen(psz);
-#else
- size_t len=::wcslen(psz);
-#endif
+ const size_t len = wxWcslen(psz);
if (buf)
{
for (size_t c = 0; c <= len; c++)
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