// Created: 29/01/98
// RCS-ID: $Id$
// Copyright: (c) 1998 Ove Kaaven, Robert Roebling, Vadim Zeitlin
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WXSTRCONVH__
#define _WX_WXSTRCONVH__
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "strconv.h"
#endif
#include "wx/wxchar.h"
#include "wx/buffer.h"
+#ifdef __DIGITALMARS__
+#include "typeinfo.h"
+#endif
+
#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
# undef __BSEXCPT__
#endif
+
#include <stdlib.h>
#if wxUSE_WCHAR_T
// ----------------------------------------------------------------------------
-// wxMBConv (base class for conversions, using libc conversion itself)
+// wxMBConv (abstract base class for conversions)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConv
+class WXDLLIMPEXP_BASE wxMBConv
{
public:
// the actual conversion takes place here
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ //
+ // note that outputSize is the size of the output buffer, not the length of input
+ // (the latter is always supposed to be NUL-terminated)
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const = 0;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const = 0;
- // No longer inline since BC++ complains.
+ // MB <-> WC
const wxWCharBuffer cMB2WC(const char *psz) const;
const wxCharBuffer cWC2MB(const wchar_t *psz) const;
+ // MB <-> WC for strings with embedded null characters
+ //
+ // pszLen length of the input string
+ // pOutSize gets the final size of the converted string
+ const wxWCharBuffer cMB2WC(const char *psz, size_t pszLen, size_t* pOutSize) const;
+ const wxCharBuffer cWC2MB(const wchar_t *psz, size_t pszLen, size_t* pOutSize) const;
+
+ // convenience functions for converting MB or WC to/from wxWin default
#if wxUSE_UNICODE
const wxWCharBuffer cMB2WX(const char *psz) const { return cMB2WC(psz); }
const wxCharBuffer cWX2MB(const wchar_t *psz) const { return cWC2MB(psz); }
const wxCharBuffer cWC2WX(const wchar_t *psz) const { return cWC2MB(psz); }
const wxWCharBuffer cWX2WC(const char *psz) const { return cMB2WC(psz); }
#endif // Unicode/ANSI
-};
-WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc;
+ // virtual dtor for any base class
+ virtual ~wxMBConv();
+};
// ----------------------------------------------------------------------------
-// wxMBConvFile (for conversion to filenames)
+// wxMBConvLibc uses standard mbstowcs() and wcstombs() functions for
+// conversion (hence it depends on the current locale)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConvFile : public wxMBConv
+class WXDLLIMPEXP_BASE wxMBConvLibc : public wxMBConv
{
public:
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
};
-WXDLLEXPORT_DATA(extern wxMBConvFile) wxConvFile;
+// not very accurately named because it is not necessarily of type wxMBConvLibc
+// (but the name can't eb changed because of backwards compatibility) default
+// conversion
+WXDLLIMPEXP_DATA_BASE(extern wxMBConv&) wxConvLibc;
// ----------------------------------------------------------------------------
// wxMBConvUTF7 (for conversion using UTF7 encoding)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConvUTF7 : public wxMBConv
+class WXDLLIMPEXP_BASE wxMBConvUTF7 : public wxMBConv
{
public:
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
};
-WXDLLEXPORT_DATA(extern wxMBConvUTF7) wxConvUTF7;
+WXDLLIMPEXP_DATA_BASE(extern wxMBConvUTF7&) wxConvUTF7;
// ----------------------------------------------------------------------------
// wxMBConvUTF8 (for conversion using UTF8 encoding)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConvUTF8 : public wxMBConv
+class WXDLLIMPEXP_BASE wxMBConvUTF8 : public wxMBConv
{
public:
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
};
-WXDLLEXPORT_DATA(extern wxMBConvUTF8) wxConvUTF8;
+WXDLLIMPEXP_DATA_BASE(extern wxMBConvUTF8&) wxConvUTF8;
-#ifdef __WXGTK12__
+// ----------------------------------------------------------------------------
+// wxMBConvUTF16LE (for conversion using UTF16 Little Endian encoding)
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_BASE wxMBConvUTF16LE : public wxMBConv
+{
+public:
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
+};
// ----------------------------------------------------------------------------
-// wxMBConvUTF8 (for conversion using GDK's internal converions)
+// wxMBConvUTF16BE (for conversion using UTF16 Big Endian encoding)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConvGdk : public wxMBConv
+class WXDLLIMPEXP_BASE wxMBConvUTF16BE : public wxMBConv
{
public:
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
};
-WXDLLEXPORT_DATA(extern wxMBConvGdk) wxConvGdk;
+// ----------------------------------------------------------------------------
+// wxMBConvUCS4LE (for conversion using UTF32 Little Endian encoding)
+// ----------------------------------------------------------------------------
-#endif // wxGTK 1.2
+class WXDLLIMPEXP_BASE wxMBConvUTF32LE : public wxMBConv
+{
+public:
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
+};
+
+// ----------------------------------------------------------------------------
+// wxMBConvUCS4BE (for conversion using UTF32 Big Endian encoding)
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_BASE wxMBConvUTF32BE : public wxMBConv
+{
+public:
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
+};
// ----------------------------------------------------------------------------
// wxCSConv (for conversion based on loadable char sets)
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxCharacterSet;
+#include "wx/fontenc.h"
-class WXDLLEXPORT wxCSConv : public wxMBConv
+class WXDLLIMPEXP_BASE wxCSConv : public wxMBConv
{
public:
+ // we can be created either from charset name or from an encoding constant
+ // but we can't have both at once
wxCSConv(const wxChar *charset);
+ wxCSConv(wxFontEncoding encoding);
+
+ wxCSConv(const wxCSConv& conv);
virtual ~wxCSConv();
- void LoadNow();
+ wxCSConv& operator=(const wxCSConv& conv);
- virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
- virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
+ virtual size_t MB2WC(wchar_t *outputBuf, const char *psz, size_t outputSize) const;
+ virtual size_t WC2MB(char *outputBuf, const wchar_t *psz, size_t outputSize) const;
+
+ void Clear() ;
private:
+ // common part of all ctors
+ void Init();
+
+ // creates m_convReal if necessary
+ void CreateConvIfNeeded() const;
+
+ // do create m_convReal (unconditionally)
+ wxMBConv *DoCreate() const;
+
+ // set the name (may be only called when m_name == NULL), makes copy of
+ // charset string
void SetName(const wxChar *charset);
+
+ // note that we can't use wxString here because of compilation
+ // dependencies: we're included from wx/string.h
wxChar *m_name;
- wxCharacterSet *m_cset;
+ wxFontEncoding m_encoding;
+
+ // use CreateConvIfNeeded() before accessing m_convReal!
+ wxMBConv *m_convReal;
bool m_deferred;
};
-WXDLLEXPORT_DATA(extern wxCSConv) wxConvLocal;
-WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#ifdef __WXOSX__
+#define wxConvFile wxConvUTF8
+#else
+#define wxConvFile wxConvLocal
+#endif
+
+WXDLLIMPEXP_DATA_BASE(extern wxCSConv&) wxConvLocal;
+WXDLLIMPEXP_DATA_BASE(extern wxCSConv&) wxConvISO8859_1;
+WXDLLIMPEXP_DATA_BASE(extern wxMBConv *) wxConvCurrent;
+
+// ----------------------------------------------------------------------------
+// endianness-dependent conversions
+// ----------------------------------------------------------------------------
+
+#ifdef WORDS_BIGENDIAN
+ typedef wxMBConvUTF16BE wxMBConvUTF16;
+ typedef wxMBConvUTF32BE wxMBConvUTF32;
+#else
+ typedef wxMBConvUTF16LE wxMBConvUTF16;
+ typedef wxMBConvUTF32LE wxMBConvUTF32;
+#endif
// ----------------------------------------------------------------------------
// filename conversion macros
// ----------------------------------------------------------------------------
// filenames are multibyte on Unix and probably widechar on Windows?
-#if defined(__UNIX__) || defined(__BORLANDC__)
+#if defined(__UNIX__) || defined(__BORLANDC__) || defined(__WXMAC__ )
#define wxMBFILES 1
#else
#define wxMBFILES 0
#if wxMBFILES && wxUSE_UNICODE
#define wxFNCONV(name) wxConvFile.cWX2MB(name)
#define wxFNSTRINGCAST wxMBSTRINGCAST
+#else
+#if defined( __WXOSX__ ) && wxMBFILES
+ #define wxFNCONV(name) wxConvFile.cWC2MB( wxConvLocal.cWX2WC(name) )
#else
#define wxFNCONV(name) name
+#endif
#define wxFNSTRINGCAST WXSTRINGCAST
#endif
// stand-ins in absence of wchar_t
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxMBConv
+class WXDLLIMPEXP_BASE wxMBConv
{
public:
const char* cMB2WX(const char *psz) const { return psz; }
const char* cWX2MB(const char *psz) const { return psz; }
};
-WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc, wxConvFile;
-WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
+#define wxConvFile wxConvLocal
+
+WXDLLIMPEXP_DATA_BASE(extern wxMBConv) wxConvLibc,
+ wxConvLocal,
+ wxConvISO8859_1,
+ wxConvUTF8;
+WXDLLIMPEXP_DATA_BASE(extern wxMBConv *) wxConvCurrent;
#define wxFNCONV(name) name
#define wxFNSTRINGCAST WXSTRINGCAST
projects / wxWidgets.git / blobdiff