| // Boost.Signals library |
| |
| // Copyright Douglas Gregor 2001-2006. 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) |
| |
| // For more information, see http://www.boost.org/libs/signals |
| |
| #ifndef BOOST_SIGNAL_HPP |
| #define BOOST_SIGNAL_HPP |
| |
| #ifndef BOOST_SIGNALS_MAX_ARGS |
| # define BOOST_SIGNALS_MAX_ARGS 10 |
| #endif |
| |
| #include <boost/config.hpp> |
| #include <boost/type_traits/function_traits.hpp> |
| #include <boost/signals/signal0.hpp> |
| #include <boost/signals/signal1.hpp> |
| #include <boost/signals/signal2.hpp> |
| #include <boost/signals/signal3.hpp> |
| #include <boost/signals/signal4.hpp> |
| #include <boost/signals/signal5.hpp> |
| #include <boost/signals/signal6.hpp> |
| #include <boost/signals/signal7.hpp> |
| #include <boost/signals/signal8.hpp> |
| #include <boost/signals/signal9.hpp> |
| #include <boost/signals/signal10.hpp> |
| #include <boost/function.hpp> |
| |
| #ifdef BOOST_HAS_ABI_HEADERS |
| # include BOOST_ABI_PREFIX |
| #endif |
| |
| namespace boost { |
| #ifndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX |
| namespace BOOST_SIGNALS_NAMESPACE { |
| namespace detail { |
| template<int Arity, |
| typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<0, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal0<typename traits::result_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<1, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal1<typename traits::result_type, |
| typename traits::arg1_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<2, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal2<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<3, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal3<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<4, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal4<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<5, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal5<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<6, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal6<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| typename traits::arg6_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<7, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal7<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| typename traits::arg6_type, |
| typename traits::arg7_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<8, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal8<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| typename traits::arg6_type, |
| typename traits::arg7_type, |
| typename traits::arg8_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<9, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal9<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| typename traits::arg6_type, |
| typename traits::arg7_type, |
| typename traits::arg8_type, |
| typename traits::arg9_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| class real_get_signal_impl<10, Signature, Combiner, Group, GroupCompare, |
| SlotFunction> |
| { |
| typedef function_traits<Signature> traits; |
| |
| public: |
| typedef signal10<typename traits::result_type, |
| typename traits::arg1_type, |
| typename traits::arg2_type, |
| typename traits::arg3_type, |
| typename traits::arg4_type, |
| typename traits::arg5_type, |
| typename traits::arg6_type, |
| typename traits::arg7_type, |
| typename traits::arg8_type, |
| typename traits::arg9_type, |
| typename traits::arg10_type, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> type; |
| }; |
| |
| template<typename Signature, |
| typename Combiner, |
| typename Group, |
| typename GroupCompare, |
| typename SlotFunction> |
| struct get_signal_impl : |
| public real_get_signal_impl<(function_traits<Signature>::arity), |
| Signature, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction> |
| { |
| }; |
| |
| } // end namespace detail |
| } // end namespace BOOST_SIGNALS_NAMESPACE |
| |
| // Very lightweight wrapper around the signalN classes that allows signals to |
| // be created where the number of arguments does not need to be part of the |
| // class name. |
| template< |
| typename Signature, // function type R (T1, T2, ..., TN) |
| typename Combiner = last_value<typename function_traits<Signature>::result_type>, |
| typename Group = int, |
| typename GroupCompare = std::less<Group>, |
| typename SlotFunction = function<Signature> |
| > |
| class signal : |
| public BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl<Signature, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction>::type |
| { |
| typedef typename BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl< |
| Signature, |
| Combiner, |
| Group, |
| GroupCompare, |
| SlotFunction>::type base_type; |
| |
| public: |
| explicit signal(const Combiner& combiner = Combiner(), |
| const GroupCompare& group_compare = GroupCompare()) : |
| base_type(combiner, group_compare) |
| { |
| } |
| }; |
| #endif // ndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX |
| |
| } // end namespace boost |
| |
| #ifdef BOOST_HAS_ABI_HEADERS |
| # include BOOST_ABI_SUFFIX |
| #endif |
| |
| #endif // BOOST_SIGNAL_HPP |