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3rdparty/boost_1_81_0/boost/signals2/preprocessed_slot.hpp 2.74 KB
0b6a182c   Hu Chunming   添加无鉴权注册和注销
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  // Boost.Signals2 library
  
  // Copyright Frank Mori Hess 2007-2009.
  // Copyright Timmo Stange 2007.
  // Copyright Douglas Gregor 2001-2004. 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
  
  #ifndef BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
  #define BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
  
  #include <boost/preprocessor/repetition.hpp>
  #include <boost/signals2/detail/preprocessed_arg_type.hpp>
  #include <boost/type_traits/function_traits.hpp>
  
  #ifndef BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS
  #define BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS 10
  #endif
  
  
  // template<typename Func, typename BindArgT0, typename BindArgT1, ..., typename BindArgTN-1> slotN(...
  #define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR(z, n, data) \
    template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
    BOOST_SIGNALS2_SLOT_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS)( \
      const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)) \
    { \
      init_slot_function(boost::bind(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n))); \
    }
  #define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS \
    BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR, ~)
  
  
  #define BOOST_PP_ITERATION_LIMITS (0, BOOST_PP_INC(BOOST_SIGNALS2_MAX_ARGS))
  #define BOOST_PP_FILENAME_1 <boost/signals2/detail/slot_template.hpp>
  #include BOOST_PP_ITERATE()
  
  #undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR
  #undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS
  
  namespace boost
  {
    namespace signals2
    {
      template<typename Signature,
        typename SlotFunction = boost::function<Signature> >
      class slot: public detail::slotN<function_traits<Signature>::arity,
        Signature, SlotFunction>::type
      {
      private:
        typedef typename detail::slotN<boost::function_traits<Signature>::arity,
          Signature, SlotFunction>::type base_type;
      public:
        template<typename F>
        slot(const F& f): base_type(f)
        {}
        // bind syntactic sugar
  // template<typename F, typename BindArgT0, typename BindArgT1, ..., typename BindArgTn-1> slot(...
  #define BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR(z, n, data) \
    template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
      slot(const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)): \
      base_type(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n)) \
    {}
        BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR, ~)
  #undef BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR
      };
    } // namespace signals2
  }
  
  #endif // BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP