You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and dots ('.'), can be up to 35 characters long. Letters must be lowercase.
60 lines
1.9 KiB
60 lines
1.9 KiB
#ifndef BOOST_SERIALIZATION_WRAPPER_HPP |
|
#define BOOST_SERIALIZATION_WRAPPER_HPP |
|
|
|
// (C) Copyright 2005-2006 Matthias Troyer |
|
// Use, modification and distribution is subject to the Boost Software |
|
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
|
// http://www.boost.org/LICENSE_1_0.txt) |
|
|
|
#include <boost/serialization/traits.hpp> |
|
#include <boost/type_traits/is_base_and_derived.hpp> |
|
#include <boost/mpl/eval_if.hpp> |
|
#include <boost/mpl/bool.hpp> |
|
|
|
namespace boost { namespace serialization { |
|
|
|
/// the base class for serialization wrappers |
|
/// |
|
/// wrappers need to be treated differently at various places in the serialization library, |
|
/// e.g. saving of non-const wrappers has to be possible. Since partial specialization |
|
// is not supported by all compilers, we derive all wrappers from wrapper_traits. |
|
|
|
template< |
|
class T, |
|
int Level = object_serializable, |
|
int Tracking = track_never, |
|
unsigned int Version = 0, |
|
class ETII = extended_type_info_impl< T > |
|
> |
|
struct wrapper_traits : |
|
public traits<T,Level,Tracking,Version,ETII,mpl::true_> |
|
{}; |
|
|
|
template<class T> |
|
struct is_wrapper_impl : |
|
boost::mpl::eval_if< |
|
boost::is_base_and_derived<basic_traits,T>, |
|
boost::mpl::true_, |
|
boost::mpl::false_ |
|
>::type |
|
{}; |
|
|
|
template<class T> |
|
struct is_wrapper { |
|
typedef BOOST_DEDUCED_TYPENAME is_wrapper_impl<const T>::type type; |
|
}; |
|
|
|
} // serialization |
|
} // boost |
|
|
|
// A macro to define that a class is a wrapper |
|
#define BOOST_CLASS_IS_WRAPPER(T) \ |
|
namespace boost { \ |
|
namespace serialization { \ |
|
template<> \ |
|
struct is_wrapper_impl<const T> : boost::mpl::true_ {}; \ |
|
} \ |
|
} \ |
|
/**/ |
|
|
|
#endif //BOOST_SERIALIZATION_WRAPPER_HPP
|
|
|