73 lines
2.8 KiB
C++
73 lines
2.8 KiB
C++
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// Boost.Signals2 library
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// Copyright Frank Mori Hess 2007-2009.
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// Copyright Timmo Stange 2007.
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// Copyright Douglas Gregor 2001-2004. 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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// For more information, see http://www.boost.org
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#ifndef BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
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#define BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
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#include <boost/preprocessor/repetition.hpp>
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#include <boost/signals2/detail/preprocessed_arg_type.hpp>
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#include <boost/type_traits/function_traits.hpp>
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#ifndef BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS
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#define BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS 10
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#endif
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// template<typename Func, typename BindArgT0, typename BindArgT1, ..., typename BindArgTN-1> slotN(...
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#define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR(z, n, data) \
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template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
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BOOST_SIGNALS2_SLOT_CLASS_NAME(BOOST_SIGNALS2_NUM_ARGS)( \
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const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)) \
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{ \
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init_slot_function(boost::bind(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n))); \
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}
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#define BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS \
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BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR, ~)
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#define BOOST_PP_ITERATION_LIMITS (0, BOOST_PP_INC(BOOST_SIGNALS2_MAX_ARGS))
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#define BOOST_PP_FILENAME_1 <boost/signals2/detail/slot_template.hpp>
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#include BOOST_PP_ITERATE()
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#undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTOR
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#undef BOOST_SIGNALS2_SLOT_N_BINDING_CONSTRUCTORS
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namespace boost
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{
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namespace signals2
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{
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template<typename Signature,
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typename SlotFunction = boost::function<Signature> >
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class slot: public detail::slotN<function_traits<Signature>::arity,
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Signature, SlotFunction>::type
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{
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private:
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typedef typename detail::slotN<boost::function_traits<Signature>::arity,
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Signature, SlotFunction>::type base_type;
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public:
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template<typename F>
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slot(const F& f): base_type(f)
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{}
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// bind syntactic sugar
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// template<typename F, typename BindArgT0, typename BindArgT1, ..., typename BindArgTn-1> slot(...
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#define BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR(z, n, data) \
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template<typename Func, BOOST_SIGNALS2_PREFIXED_ARGS_TEMPLATE_DECL(n, BindArg)> \
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slot(const Func &func, BOOST_SIGNALS2_PREFIXED_FULL_REF_ARGS(n, const BindArg)): \
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base_type(func, BOOST_SIGNALS2_SIGNATURE_ARG_NAMES(n)) \
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{}
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BOOST_PP_REPEAT_FROM_TO(1, BOOST_SIGNALS2_SLOT_MAX_BINDING_ARGS, BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR, ~)
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#undef BOOST_SIGNALS2_SLOT_BINDING_CONSTRUCTOR
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};
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} // namespace signals2
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}
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#endif // BOOST_SIGNALS2_PREPROCESSED_SLOT_HPP
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