367 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
		
		
			
		
	
	
			367 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C++
		
	
	
	
|  | // Boost.Signals library
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|  | 
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|  | // Copyright Douglas Gregor 2001-2006. Use, modification and
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|  | // distribution is subject to the Boost Software License, Version
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|  | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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|  | // http://www.boost.org/LICENSE_1_0.txt)
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|  | 
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|  | // For more information, see http://www.boost.org/libs/signals
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|  | 
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|  | #ifndef BOOST_SIGNAL_HPP
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|  | #define BOOST_SIGNAL_HPP
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|  | 
 | ||
|  | #ifndef BOOST_SIGNALS_NO_DEPRECATION_WARNING
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|  | # if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__DMC__)
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|  | #  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.")
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|  | # elif defined(__GNUC__) || defined(__HP_aCC) || defined(__SUNPRO_CC) || defined(__IBMCPP__)
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|  | #  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."
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|  | # endif
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|  | #endif
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|  | 
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|  | #ifndef BOOST_SIGNALS_MAX_ARGS
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|  | #  define BOOST_SIGNALS_MAX_ARGS 10
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|  | #endif
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|  | 
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|  | #include <boost/config.hpp>
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|  | #include <boost/type_traits/function_traits.hpp>
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|  | #include <boost/signals/signal0.hpp>
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|  | #include <boost/signals/signal1.hpp>
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|  | #include <boost/signals/signal2.hpp>
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|  | #include <boost/signals/signal3.hpp>
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|  | #include <boost/signals/signal4.hpp>
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|  | #include <boost/signals/signal5.hpp>
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|  | #include <boost/signals/signal6.hpp>
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|  | #include <boost/signals/signal7.hpp>
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|  | #include <boost/signals/signal8.hpp>
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|  | #include <boost/signals/signal9.hpp>
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|  | #include <boost/signals/signal10.hpp>
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|  | #include <boost/function.hpp>
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|  | 
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|  | #ifdef BOOST_HAS_ABI_HEADERS
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|  | #  include BOOST_ABI_PREFIX
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|  | #endif
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|  | 
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|  | namespace boost { | ||
|  | #ifndef BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX
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|  |   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; | ||
|  | 
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|  |       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> | ||
|  |       { | ||
|  |       }; | ||
|  | 
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|  |     } // end namespace detail
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|  |   } // end namespace BOOST_SIGNALS_NAMESPACE
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|  | 
 | ||
|  |   // Very lightweight wrapper around the signalN classes that allows signals to
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|  |   // be created where the number of arguments does not need to be part of the
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|  |   // class name.
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|  |   template< | ||
|  |     typename Signature, // function type R (T1, T2, ..., TN)
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|  |     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
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|  | 
 | ||
|  | } // end namespace boost
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|  | 
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|  | #ifdef BOOST_HAS_ABI_HEADERS
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|  | #  include BOOST_ABI_SUFFIX
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|  | #endif
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|  | 
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|  | #endif // BOOST_SIGNAL_HPP
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