MboTString.h

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/*****************************************************************************
* Copyright (c) 2001 - 2008 Marcus Boerger.  All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
* ========================================================================= */

/* ------------------------------------------------------------------------ */
/* Name:      MboTString.h / MboTString.cpp
 *
 * Requires:  
 * - Mbo.h
 */
/* ------------------------------------------------------------------------ */

#ifndef _MBOTSTRING_H
#define _MBOTSTRING_H

#include "Mbo.h"
#include "MboDebugTrace.h"
#include <locale>
#include <string>
#include <stdexcept>
#include <stdlib.h>
#if _MSC_VER
# include <tchar.h>
#endif

namespace mbo
{

#ifndef _TCHAR_DEFINED
# define _TCHAR_DEFINED
typedef char TCHAR;
#endif

typedef std::basic_string<TCHAR> tstring; // ts

#ifndef MBO_STRING_DEFINED
#define MBO_STRING_DEFINED

    typedef mbo::tstring MboString; /* should equal std::string */

#endif // MBO_STRING_DEFINED

// Work around Mircosoft MSC.6 STL incompatibility
#if defined(_MSC_VER) && _MSC_VER < 1300
# define __USE_FACET , NULL, 1
#else
# define __USE_FACET
#endif

#ifdef _MT
#define MBO_MT_LOCAL_OR_STATIC
#else
#define MBO_MT_LOCAL_OR_STATIC static
#endif

#ifdef _STLPORT_VERSION
template<class _E>
inline const std::ctype& get_facet()
{
    MBO_MT_LOCAL_OR_STATIC const std::ctype& facet = std::use_facet<std::ctype>(std::locale::empty());
    return facet;
}
#else
template<class _E>
inline const std::ctype<_E>& get_facet()
{
    MBO_MT_LOCAL_OR_STATIC const std::ctype<_E>& facet = std::use_facet<std::ctype<_E> >(std::locale::empty() __USE_FACET);
    return facet;
}
#endif

template<class _E, class _Tr, class _A>
inline std::basic_string<_E, _Tr, _A> StrCreate(_IN const char *sz)
{
    const std::ctype<_E>& facet = get_facet<_E>();

    std::basic_string<_E, _Tr, _A> str;

    while (*sz)
    {
        str.append(1, facet.widen(*sz++));
    }
    return str;
}

template<>
inline std::basic_string<char> StrCreate(_IN const char *sz)
{
    return std::basic_string<char>(sz);
}

MBO_API mbo::tstring TStrCreate(_IN const char *sz);

#define _TS(text) mbo::TStrCreate(text)

class string_conversion_error: public mbo::runtime_error
{
public:
    string_conversion_error()
        : mbo::runtime_error("String cannot be converted")
    {
    }
};

MBO_API std::basic_string<char> WStrToStr(_IN const std::basic_string<wchar_t> & wstr);

MBO_API std::basic_string<wchar_t> StrToWStr(_IN const std::basic_string<char> & str);

template<typename _ValType>
tstring TStrFrom(_IN const _ValType & val)
{
    return StrFrom<tstring::value_type, _ValType>(val);
}

}; // namespace mbo

#endif // _MBOTSTRING_H

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