Chris@16: // Boost.Signals library
Chris@16: 
Chris@16: // Copyright Douglas Gregor 2001-2006. Use, modification and
Chris@16: // distribution is subject to the Boost Software License, Version
Chris@16: // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: // For more information, see http://www.boost.org/libs/signals
Chris@16: 
Chris@16: #ifndef BOOST_SIGNAL_HPP
Chris@16: #define BOOST_SIGNAL_HPP
Chris@16: 
Chris@16: #ifndef BOOST_SIGNALS_NO_DEPRECATION_WARNING
Chris@16: # if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__DMC__)
Chris@16: #  pragma message ("Warning: Boost.Signals is no longer being maintained and is now deprecated. Please switch to Boost.Signals2. To disable this warning message, define BOOST_SIGNALS_NO_DEPRECATION_WARNING.")
Chris@16: # elif defined(__GNUC__) || defined(__HP_aCC) || defined(__SUNPRO_CC) || defined(__IBMCPP__)
Chris@16: #  warning                  "Boost.Signals is no longer being maintained and is now deprecated. Please switch to Boost.Signals2. To disable this warning message, define BOOST_SIGNALS_NO_DEPRECATION_WARNING."
Chris@16: # endif
Chris@16: #endif
Chris@16: 
Chris@16: #ifndef BOOST_SIGNALS_MAX_ARGS
Chris@16: #  define BOOST_SIGNALS_MAX_ARGS 10
Chris@16: #endif
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: #include <boost/type_traits/function_traits.hpp>
Chris@16: #include <boost/signals/signal0.hpp>
Chris@16: #include <boost/signals/signal1.hpp>
Chris@16: #include <boost/signals/signal2.hpp>
Chris@16: #include <boost/signals/signal3.hpp>
Chris@16: #include <boost/signals/signal4.hpp>
Chris@16: #include <boost/signals/signal5.hpp>
Chris@16: #include <boost/signals/signal6.hpp>
Chris@16: #include <boost/signals/signal7.hpp>
Chris@16: #include <boost/signals/signal8.hpp>
Chris@16: #include <boost/signals/signal9.hpp>
Chris@16: #include <boost/signals/signal10.hpp>
Chris@16: #include <boost/function.hpp>
Chris@16: 
Chris@16: #ifdef BOOST_HAS_ABI_HEADERS
Chris@16: #  include BOOST_ABI_PREFIX
Chris@16: #endif
Chris@16: 
Chris@16: namespace boost {
Chris@16: #ifndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
Chris@16:   namespace BOOST_SIGNALS_NAMESPACE {
Chris@16:     namespace detail {
Chris@16:       template<int Arity,
Chris@16:                typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl;
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<0, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal0<typename traits::result_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<1, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal1<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<2, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal2<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<3, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal3<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<4, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal4<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<5, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal5<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         typename traits::arg5_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<6, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal6<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         typename traits::arg5_type,
Chris@16:                         typename traits::arg6_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<7, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal7<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         typename traits::arg5_type,
Chris@16:                         typename traits::arg6_type,
Chris@16:                         typename traits::arg7_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<8, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal8<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         typename traits::arg5_type,
Chris@16:                         typename traits::arg6_type,
Chris@16:                         typename traits::arg7_type,
Chris@16:                         typename traits::arg8_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<9, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal9<typename traits::result_type,
Chris@16:                         typename traits::arg1_type,
Chris@16:                         typename traits::arg2_type,
Chris@16:                         typename traits::arg3_type,
Chris@16:                         typename traits::arg4_type,
Chris@16:                         typename traits::arg5_type,
Chris@16:                         typename traits::arg6_type,
Chris@16:                         typename traits::arg7_type,
Chris@16:                         typename traits::arg8_type,
Chris@16:                         typename traits::arg9_type,
Chris@16:                         Combiner,
Chris@16:                         Group,
Chris@16:                         GroupCompare,
Chris@16:                         SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       class real_get_signal_impl<10, Signature, Combiner, Group, GroupCompare,
Chris@16:                                  SlotFunction>
Chris@16:       {
Chris@16:         typedef function_traits<Signature> traits;
Chris@16: 
Chris@16:       public:
Chris@16:         typedef signal10<typename traits::result_type,
Chris@16:                          typename traits::arg1_type,
Chris@16:                          typename traits::arg2_type,
Chris@16:                          typename traits::arg3_type,
Chris@16:                          typename traits::arg4_type,
Chris@16:                          typename traits::arg5_type,
Chris@16:                          typename traits::arg6_type,
Chris@16:                          typename traits::arg7_type,
Chris@16:                          typename traits::arg8_type,
Chris@16:                          typename traits::arg9_type,
Chris@16:                          typename traits::arg10_type,
Chris@16:                          Combiner,
Chris@16:                          Group,
Chris@16:                          GroupCompare,
Chris@16:                          SlotFunction> type;
Chris@16:       };
Chris@16: 
Chris@16:       template<typename Signature,
Chris@16:                typename Combiner,
Chris@16:                typename Group,
Chris@16:                typename GroupCompare,
Chris@16:                typename SlotFunction>
Chris@16:       struct get_signal_impl :
Chris@16:         public real_get_signal_impl<(function_traits<Signature>::arity),
Chris@16:                                     Signature,
Chris@16:                                     Combiner,
Chris@16:                                     Group,
Chris@16:                                     GroupCompare,
Chris@16:                                     SlotFunction>
Chris@16:       {
Chris@16:       };
Chris@16: 
Chris@16:     } // end namespace detail
Chris@16:   } // end namespace BOOST_SIGNALS_NAMESPACE
Chris@16: 
Chris@16:   // Very lightweight wrapper around the signalN classes that allows signals to
Chris@16:   // be created where the number of arguments does not need to be part of the
Chris@16:   // class name.
Chris@16:   template<
Chris@16:     typename Signature, // function type R (T1, T2, ..., TN)
Chris@16:     typename Combiner = last_value<typename function_traits<Signature>::result_type>,
Chris@16:     typename Group = int,
Chris@16:     typename GroupCompare = std::less<Group>,
Chris@16:     typename SlotFunction = function<Signature>
Chris@16:   >
Chris@16:   class signal :
Chris@16:     public BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl<Signature,
Chris@16:                                                             Combiner,
Chris@16:                                                             Group,
Chris@16:                                                             GroupCompare,
Chris@16:                                                             SlotFunction>::type
Chris@16:   {
Chris@16:     typedef typename BOOST_SIGNALS_NAMESPACE::detail::get_signal_impl<
Chris@16:                        Signature,
Chris@16:                        Combiner,
Chris@16:                        Group,
Chris@16:                        GroupCompare,
Chris@16:                        SlotFunction>::type base_type;
Chris@16: 
Chris@16:   public:
Chris@16:     explicit signal(const Combiner& combiner = Combiner(),
Chris@16:                     const GroupCompare& group_compare = GroupCompare()) :
Chris@16:       base_type(combiner, group_compare)
Chris@16:     {
Chris@16:     }
Chris@16:   };
Chris@16: #endif // ndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
Chris@16: 
Chris@16: } // end namespace boost
Chris@16: 
Chris@16: #ifdef BOOST_HAS_ABI_HEADERS
Chris@16: #  include BOOST_ABI_SUFFIX
Chris@16: #endif
Chris@16: 
Chris@16: #endif // BOOST_SIGNAL_HPP