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/*
* Copyright 2002 - 2016, The libsigc++ Development Team
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef SIGC_MEMBER_METHOD_TRAITS_H
#define SIGC_MEMBER_METHOD_TRAITS_H
#include <sigc++config.h>
namespace sigc
{
namespace internal
{
template<typename>
struct member_method_is_const;
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_const<T_result (T_obj::*)(T_arg...)>
{
constexpr static bool value = false;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_const<T_result (T_obj::*)(T_arg...) volatile>
{
constexpr static bool value = false;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_const<T_result (T_obj::*)(T_arg...) const>
{
constexpr static bool value = true;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_const<T_result (T_obj::*)(T_arg...) const volatile>
{
constexpr static bool value = true;
};
template<typename>
struct member_method_is_volatile;
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_volatile<T_result (T_obj::*)(T_arg...)>
{
constexpr static bool value = false;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_volatile<T_result (T_obj::*)(T_arg...) const>
{
constexpr static bool value = false;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_volatile<T_result (T_obj::*)(T_arg...) volatile>
{
constexpr static bool value = true;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_is_volatile<T_result (T_obj::*)(T_arg...) const volatile>
{
constexpr static bool value = true;
};
// member method class:
template<typename T_result, typename... T_arg>
struct member_method_class
{
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_class<T_result (T_obj::*)(T_arg...)>
{
using type = T_obj;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_class<T_result (T_obj::*)(T_arg...) volatile>
{
using type = T_obj;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_class<T_result (T_obj::*)(T_arg...) const>
{
using type = T_obj;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_class<T_result (T_obj::*)(T_arg...) const volatile>
{
using type = T_obj;
};
// member method result:
template<typename T_result, typename... T_arg>
struct member_method_result
{
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_result<T_result (T_obj::*)(T_arg...)>
{
using type = T_result;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_result<T_result (T_obj::*)(T_arg...) volatile>
{
using type = T_result;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_result<T_result (T_obj::*)(T_arg...) const>
{
using type = T_result;
};
template<typename T_obj, typename T_result, typename... T_arg>
struct member_method_result<T_result (T_obj::*)(T_arg...) const volatile>
{
using type = T_result;
};
} // namespace internal
} // namespace sigc
#endif /* SIGC_MEMBER_METHOD_TRAITS_H */
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