string_io.hpp

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// Copyright (c) 2017 Kolya Kosenko
 
// Distributed under the Boost Software License, Version 1.0.
// See http://www.boost.org/LICENSE_1_0.txt
 
 
#ifndef BOOST_UI_STRING_IO_HPP
#define BOOST_UI_STRING_IO_HPP
 
#include <boost/ui/config.hpp>
 
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
 
#include <boost/ui/string.hpp>
 
#include <ostream>
#include <istream>
 
namespace boost {
namespace ui    {
 
 
#ifndef BOOST_UI_NO_STRING_DESTRUCTIVE
template <class Traits>
std::basic_ostream<char, Traits>&
operator<<(std::basic_ostream<char, Traits>& os, const uistring& str)
{
    return os << str.string();
}
#endif
 
template <class Traits>
std::basic_ostream<wchar_t, Traits>&
operator<<(std::basic_ostream<wchar_t, Traits>& os, const uistring& str)
{
    return os << str.wstring();
}
 
#ifndef BOOST_NO_CXX11_CHAR16_T
template <class Traits>
std::basic_ostream<char16_t, Traits>&
operator<<(std::basic_ostream<char16_t, Traits>& os, const uistring& str)
{
    return os << str.u16string();
}
#endif
 
#ifndef BOOST_NO_CXX11_CHAR32_T
template <class Traits>
std::basic_ostream<char32_t, Traits>&
operator<<(std::basic_ostream<char32_t, Traits>& os, const uistring& str)
{
    return os << str.u32string();
}
#endif
 
 
#ifndef BOOST_UI_NO_CAST_FROM_ASCII
template <class Traits>
std::basic_istream<char, Traits>&
operator>>(std::basic_istream<char, Traits>& is, ui::uistring& str)
{
    std::string temp;
    is >> temp;
    str = temp;
    return is;
}
#endif
 
template <class Traits>
std::basic_istream<wchar_t, Traits>&
operator>>(std::basic_istream<wchar_t, Traits>& is, ui::uistring& str)
{
    std::wstring temp;
    is >> temp;
    str = temp;
    return is;
}
 
#ifndef BOOST_NO_CXX11_CHAR16_T
template <class Traits>
std::basic_istream<char16_t, Traits>&
operator>>(std::basic_istream<char16_t, Traits>& is, ui::uistring& str)
{
    std::u16string temp;
    is >> temp;
    str = temp;
    return is;
}
#endif
 
#ifndef BOOST_NO_CXX11_CHAR32_T
template <class Traits>
std::basic_istream<char32_t, Traits>&
operator>>(std::basic_istream<char32_t, Traits>& is, ui::uistring& str)
{
    std::u32string temp;
    is >> temp;
    str = temp;
    return is;
}
#endif
 
 
} // namespace ui
} // namespace boost
 
namespace std {
 
#ifndef BOOST_UI_NO_CAST_FROM_ASCII
template <class Traits>
std::basic_istream<char, Traits>&
getline(std::basic_istream<char, Traits>& is, boost::ui::uistring& str, char ch = '\n')
{
    std::string temp;
    std::getline(is, temp, ch);
    str = temp;
    return is;
}
#endif
 
template <class Traits>
std::basic_istream<wchar_t, Traits>&
getline(std::basic_istream<wchar_t, Traits>& is, boost::ui::uistring& str, wchar_t ch = L'\n')
{
    std::wstring temp;
    std::getline(is, temp, ch);
    str = temp;
    return is;
}
 
#ifndef BOOST_NO_CXX11_CHAR16_T
template <class Traits>
std::basic_istream<char16_t, Traits>&
getline(std::basic_istream<char16_t, Traits>& is, boost::ui::uistring& str, char16_t ch = u'\n')
{
    std::u16string temp;
    std::getline(is, temp, ch);
    str = temp;
    return is;
}
#endif
 
#ifndef BOOST_NO_CXX11_CHAR32_T
template <class Traits>
std::basic_istream<char32_t, Traits>&
getline(std::basic_istream<char32_t, Traits>& is, boost::ui::uistring& str, char32_t ch = U'\n')
{
    std::u32string temp;
    std::getline(is, temp, ch);
    str = temp;
    return is;
}
#endif
 
 
} // namespace std
 
#endif // BOOST_UI_STRING_IO_HPP