imgtools/imglib/boostlibrary/boost/functional.hpp
author timothy.murphy@nokia.com
Thu, 25 Mar 2010 11:54:36 +0000 (2010-03-25)
branchfix
changeset 407 bda21097164c
parent 0 044383f39525
permissions -rw-r--r--
refactor: make talon's choice of result message easier to read in the code as per Richard's suggestion.
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// ------------------------------------------------------------------------------
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// Copyright (c) 2000 Cadenza New Zealand Ltd
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// Distributed under the Boost Software License, Version 1.0. (See accompany-
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// ing file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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// ------------------------------------------------------------------------------
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// Boost functional.hpp header file
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// See http://www.boost.org/libs/functional for documentation.
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// ------------------------------------------------------------------------------
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// $Id: functional.hpp 36246 2006-12-02 14:17:26Z andreas_huber69 $
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// ------------------------------------------------------------------------------
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#ifndef BOOST_FUNCTIONAL_HPP
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#define BOOST_FUNCTIONAL_HPP
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#include <boost/config.hpp>
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#include <boost/call_traits.hpp>
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#include <functional>
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namespace boost
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{
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#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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    // --------------------------------------------------------------------------
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    // The following traits classes allow us to avoid the need for ptr_fun
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    // because the types of arguments and the result of a function can be 
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    // deduced.
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    //
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    // In addition to the standard types defined in unary_function and 
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    // binary_function, we add
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    //
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    // - function_type, the type of the function or function object itself.
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    //
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    // - param_type, the type that should be used for passing the function or
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    //   function object as an argument.
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    // --------------------------------------------------------------------------
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    namespace detail
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    {
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        template <class Operation>
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        struct unary_traits_imp;
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        template <class Operation>
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        struct unary_traits_imp<Operation*>
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        {
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            typedef Operation                         function_type;
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            typedef const function_type &             param_type;
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            typedef typename Operation::result_type   result_type;
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            typedef typename Operation::argument_type argument_type;
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        };
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        template <class R, class A>
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        struct unary_traits_imp<R(*)(A)>
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        {
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            typedef R (*function_type)(A);
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            typedef R (*param_type)(A);
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            typedef R result_type;
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            typedef A argument_type;
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        };
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        template <class Operation>
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        struct binary_traits_imp;
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        template <class Operation>
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        struct binary_traits_imp<Operation*>
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        {
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            typedef Operation                                function_type;
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            typedef const function_type &                    param_type;
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            typedef typename Operation::result_type          result_type;
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            typedef typename Operation::first_argument_type  first_argument_type;
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            typedef typename Operation::second_argument_type second_argument_type;
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        };
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        template <class R, class A1, class A2>
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        struct binary_traits_imp<R(*)(A1,A2)>
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        {
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            typedef R (*function_type)(A1,A2);
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            typedef R (*param_type)(A1,A2);
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            typedef R result_type;
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            typedef A1 first_argument_type;
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            typedef A2 second_argument_type;
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        };
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    } // namespace detail
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    template <class Operation>
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    struct unary_traits
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    {
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        typedef typename detail::unary_traits_imp<Operation*>::function_type function_type;
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        typedef typename detail::unary_traits_imp<Operation*>::param_type    param_type;
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        typedef typename detail::unary_traits_imp<Operation*>::result_type   result_type;
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        typedef typename detail::unary_traits_imp<Operation*>::argument_type argument_type;
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    }; 
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    template <class R, class A>
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    struct unary_traits<R(*)(A)>
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    {
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        typedef R (*function_type)(A);
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        typedef R (*param_type)(A);
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        typedef R result_type;
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        typedef A argument_type;
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    };
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    template <class Operation>
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    struct binary_traits
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    {
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        typedef typename detail::binary_traits_imp<Operation*>::function_type        function_type;
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        typedef typename detail::binary_traits_imp<Operation*>::param_type           param_type;
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        typedef typename detail::binary_traits_imp<Operation*>::result_type          result_type;
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        typedef typename detail::binary_traits_imp<Operation*>::first_argument_type  first_argument_type;
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        typedef typename detail::binary_traits_imp<Operation*>::second_argument_type second_argument_type;
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    };
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    template <class R, class A1, class A2>
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    struct binary_traits<R(*)(A1,A2)>
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    {
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        typedef R (*function_type)(A1,A2);
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        typedef R (*param_type)(A1,A2);
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        typedef R result_type;
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        typedef A1 first_argument_type;
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        typedef A2 second_argument_type;
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    };
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#else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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    // --------------------------------------------------------------------------
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    // If we have no partial specialisation available, decay to a situation
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    // that is no worse than in the Standard, i.e., ptr_fun will be required.
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    // --------------------------------------------------------------------------
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    template <class Operation>
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    struct unary_traits
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    {
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        typedef Operation                         function_type;
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        typedef const Operation&                  param_type;
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        typedef typename Operation::result_type   result_type;
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        typedef typename Operation::argument_type argument_type;
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    }; 
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    template <class Operation>
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    struct binary_traits
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    {
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        typedef Operation                                function_type;
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        typedef const Operation &                        param_type;
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        typedef typename Operation::result_type          result_type;
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        typedef typename Operation::first_argument_type  first_argument_type;
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        typedef typename Operation::second_argument_type second_argument_type;
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    };    
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#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
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    // --------------------------------------------------------------------------
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    // unary_negate, not1
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    // --------------------------------------------------------------------------
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    template <class Predicate>
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    class unary_negate
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        : public std::unary_function<typename unary_traits<Predicate>::argument_type,bool>
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    {
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      public:
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        explicit unary_negate(typename unary_traits<Predicate>::param_type x)
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            :
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            pred(x)
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        {}
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        bool operator()(typename call_traits<typename unary_traits<Predicate>::argument_type>::param_type x) const
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        {
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            return !pred(x);
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        }
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      private:
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        typename unary_traits<Predicate>::function_type pred;
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    };
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    template <class Predicate>
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    unary_negate<Predicate> not1(const Predicate &pred)
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    {
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        // The cast is to placate Borland C++Builder in certain circumstances.
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        // I don't think it should be necessary.
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        return unary_negate<Predicate>((typename unary_traits<Predicate>::param_type)pred);
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    }
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    template <class Predicate>
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    unary_negate<Predicate> not1(Predicate &pred)
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    {
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        return unary_negate<Predicate>(pred);
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    }
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    // --------------------------------------------------------------------------
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    // binary_negate, not2
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    // --------------------------------------------------------------------------
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    template <class Predicate>
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    class binary_negate
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        : public std::binary_function<typename binary_traits<Predicate>::first_argument_type,
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                                      typename binary_traits<Predicate>::second_argument_type,
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                                      bool>
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    {
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      public:
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        explicit binary_negate(typename binary_traits<Predicate>::param_type x)
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            :
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            pred(x)
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        {}
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        bool operator()(typename call_traits<typename binary_traits<Predicate>::first_argument_type>::param_type x,
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                        typename call_traits<typename binary_traits<Predicate>::second_argument_type>::param_type y) const
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        {
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            return !pred(x,y);
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        }
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      private:
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        typename binary_traits<Predicate>::function_type pred;
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    };
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    template <class Predicate>
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    binary_negate<Predicate> not2(const Predicate &pred)
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    {
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        // The cast is to placate Borland C++Builder in certain circumstances.
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        // I don't think it should be necessary.
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        return binary_negate<Predicate>((typename binary_traits<Predicate>::param_type)pred);
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    }
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    template <class Predicate>
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    binary_negate<Predicate> not2(Predicate &pred)
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    {
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        return binary_negate<Predicate>(pred);
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    }
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    // --------------------------------------------------------------------------
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    // binder1st, bind1st
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    // --------------------------------------------------------------------------
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    template <class Operation>
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    class binder1st
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        : public std::unary_function<typename binary_traits<Operation>::second_argument_type,
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                                     typename binary_traits<Operation>::result_type>
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    {       
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      public:
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        binder1st(typename binary_traits<Operation>::param_type x,
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                  typename call_traits<typename binary_traits<Operation>::first_argument_type>::param_type y)
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            :
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            op(x), value(y)
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        {}
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        typename binary_traits<Operation>::result_type
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        operator()(typename call_traits<typename binary_traits<Operation>::second_argument_type>::param_type x) const
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        {
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            return op(value, x);
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        }
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      protected:
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        typename binary_traits<Operation>::function_type op;
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        typename binary_traits<Operation>::first_argument_type value;
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    };
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    template <class Operation>
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    inline binder1st<Operation> bind1st(const Operation &op,
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                                        typename call_traits<
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                                                    typename binary_traits<Operation>::first_argument_type
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                                        >::param_type x)
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    {
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        // The cast is to placate Borland C++Builder in certain circumstances.
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        // I don't think it should be necessary.
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        return binder1st<Operation>((typename binary_traits<Operation>::param_type)op, x);
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    }
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    template <class Operation>
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    inline binder1st<Operation> bind1st(Operation &op,
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                                        typename call_traits<
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                                                    typename binary_traits<Operation>::first_argument_type
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                                        >::param_type x)
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    {
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        return binder1st<Operation>(op, x);
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    }
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    // --------------------------------------------------------------------------
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    // binder2nd, bind2nd
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    // --------------------------------------------------------------------------
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    template <class Operation>
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    class binder2nd
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        : public std::unary_function<typename binary_traits<Operation>::first_argument_type,
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                                     typename binary_traits<Operation>::result_type>
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    {
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      public:
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        binder2nd(typename binary_traits<Operation>::param_type x,
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                  typename call_traits<typename binary_traits<Operation>::second_argument_type>::param_type y)
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            :
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            op(x), value(y)
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        {}
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        typename binary_traits<Operation>::result_type
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        operator()(typename call_traits<typename binary_traits<Operation>::first_argument_type>::param_type x) const
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        {
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            return op(x, value);
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        }               
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      protected:
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        typename binary_traits<Operation>::function_type op;
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        typename binary_traits<Operation>::second_argument_type value;
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    };
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    template <class Operation>
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    inline binder2nd<Operation> bind2nd(const Operation &op,
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                                        typename call_traits<
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                                                    typename binary_traits<Operation>::second_argument_type
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                                        >::param_type x)
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   293
    {
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   294
        // The cast is to placate Borland C++Builder in certain circumstances.
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   295
        // I don't think it should be necessary.
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   296
        return binder2nd<Operation>((typename binary_traits<Operation>::param_type)op, x);
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   297
    }
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   298
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   299
    template <class Operation>
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   300
    inline binder2nd<Operation> bind2nd(Operation &op,
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   301
                                        typename call_traits<
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   302
                                                    typename binary_traits<Operation>::second_argument_type
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   303
                                        >::param_type x)
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   304
    {
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   305
        return binder2nd<Operation>(op, x);
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   306
    }
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   307
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   308
    // --------------------------------------------------------------------------
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   309
    // mem_fun, etc
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   310
    // --------------------------------------------------------------------------
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   311
    template <class S, class T>
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   312
    class mem_fun_t : public std::unary_function<T*, S>
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   313
    {
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   314
      public:
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   315
        explicit mem_fun_t(S (T::*p)())
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   316
            :
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   317
            ptr(p)
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   318
        {}
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   319
        S operator()(T* p) const
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   320
        {
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   321
            return (p->*ptr)();
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   322
        }
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   323
      private:
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   324
        S (T::*ptr)();
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   325
    };
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   326
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   327
    template <class S, class T, class A>
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   328
    class mem_fun1_t : public std::binary_function<T*, A, S>
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   329
    {
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   330
      public:   
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   331
        explicit mem_fun1_t(S (T::*p)(A))
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   332
            :
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   333
            ptr(p)
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diff changeset
   334
        {}
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   335
        S operator()(T* p, typename call_traits<A>::param_type x) const
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diff changeset
   336
        {
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   337
            return (p->*ptr)(x);
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diff changeset
   338
        }
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   339
      private:
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diff changeset
   340
        S (T::*ptr)(A);
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diff changeset
   341
    };
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diff changeset
   342
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   343
    template <class S, class T>
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   344
    class const_mem_fun_t : public std::unary_function<const T*, S>
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diff changeset
   345
    {
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   346
      public:
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   347
        explicit const_mem_fun_t(S (T::*p)() const)
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   348
            :
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   349
            ptr(p)
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   350
        {}
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   351
        S operator()(const T* p) const
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diff changeset
   352
        {
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diff changeset
   353
            return (p->*ptr)();
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diff changeset
   354
        }
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   355
      private:
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diff changeset
   356
        S (T::*ptr)() const;        
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diff changeset
   357
    };
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diff changeset
   358
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   359
    template <class S, class T, class A>
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diff changeset
   360
    class const_mem_fun1_t : public std::binary_function<const T*, A, S>
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diff changeset
   361
    {
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parents:
diff changeset
   362
      public:
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diff changeset
   363
        explicit const_mem_fun1_t(S (T::*p)(A) const)
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diff changeset
   364
            :
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diff changeset
   365
            ptr(p)
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diff changeset
   366
        {}
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diff changeset
   367
        S operator()(const T* p, typename call_traits<A>::param_type x) const
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diff changeset
   368
        {
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diff changeset
   369
            return (p->*ptr)(x);
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parents:
diff changeset
   370
        }
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diff changeset
   371
      private:
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diff changeset
   372
        S (T::*ptr)(A) const;
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   373
    };
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parents:
diff changeset
   374
    
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   375
    template<class S, class T>
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diff changeset
   376
    inline mem_fun_t<S,T> mem_fun(S (T::*f)())
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   377
    {
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   378
        return mem_fun_t<S,T>(f);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   379
    }
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   380
    
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   381
    template<class S, class T, class A>
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diff changeset
   382
    inline mem_fun1_t<S,T,A> mem_fun(S (T::*f)(A))
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   383
    {
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   384
        return mem_fun1_t<S,T,A>(f);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   385
    }
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   386
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   387
#ifndef BOOST_NO_POINTER_TO_MEMBER_CONST
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   388
    template<class S, class T>
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parents:
diff changeset
   389
    inline const_mem_fun_t<S,T> mem_fun(S (T::*f)() const)
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   390
    {
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   391
        return const_mem_fun_t<S,T>(f);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   392
    }
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   393
    
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   394
    template<class S, class T, class A>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   395
    inline const_mem_fun1_t<S,T,A> mem_fun(S (T::*f)(A) const)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   396
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   397
        return const_mem_fun1_t<S,T,A>(f);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   398
    }
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   399
#endif // BOOST_NO_POINTER_TO_MEMBER_CONST
044383f39525 Convert Build package from SFL to EPL
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diff changeset
   400
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   401
    // --------------------------------------------------------------------------
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   402
    // mem_fun_ref, etc
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   403
    // --------------------------------------------------------------------------
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   404
    template <class S, class T>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   405
    class mem_fun_ref_t : public std::unary_function<T&, S>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   406
    {
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   407
      public:
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   408
        explicit mem_fun_ref_t(S (T::*p)())
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   409
            :
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   410
            ptr(p)
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   411
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   412
        S operator()(T& p) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   413
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   414
            return (p.*ptr)();
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   415
        }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   416
      private:
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   417
        S (T::*ptr)();
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   418
    };
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   419
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   420
    template <class S, class T, class A>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   421
    class mem_fun1_ref_t : public std::binary_function<T&, A, S>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   422
    {
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   423
      public:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   424
        explicit mem_fun1_ref_t(S (T::*p)(A))
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   425
            :
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   426
            ptr(p)
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   427
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   428
        S operator()(T& p, typename call_traits<A>::param_type x) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   429
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   430
            return (p.*ptr)(x);
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   431
        }
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   432
      private:
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   433
        S (T::*ptr)(A);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   434
    };
044383f39525 Convert Build package from SFL to EPL
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parents:
diff changeset
   435
    
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   436
    template <class S, class T>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   437
    class const_mem_fun_ref_t : public std::unary_function<const T&, S>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   438
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   439
      public:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   440
        explicit const_mem_fun_ref_t(S (T::*p)() const)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   441
            :
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   442
            ptr(p)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   443
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   444
        
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   445
        S operator()(const T &p) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   446
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   447
            return (p.*ptr)();
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   448
        }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   449
      private:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   450
        S (T::*ptr)() const;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   451
    };
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   452
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   453
    template <class S, class T, class A>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   454
    class const_mem_fun1_ref_t : public std::binary_function<const T&, A, S>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   455
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   456
      public:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   457
        explicit const_mem_fun1_ref_t(S (T::*p)(A) const)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   458
            :
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   459
            ptr(p)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   460
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   461
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   462
        S operator()(const T& p, typename call_traits<A>::param_type x) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   463
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   464
            return (p.*ptr)(x);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   465
        }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   466
      private:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   467
        S (T::*ptr)(A) const;
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   468
    };
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   469
    
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   470
    template<class S, class T>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   471
    inline mem_fun_ref_t<S,T> mem_fun_ref(S (T::*f)())
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   472
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   473
        return mem_fun_ref_t<S,T>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   474
    }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   475
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   476
    template<class S, class T, class A>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   477
    inline mem_fun1_ref_t<S,T,A> mem_fun_ref(S (T::*f)(A))
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   478
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   479
        return mem_fun1_ref_t<S,T,A>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   480
    }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   481
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   482
#ifndef BOOST_NO_POINTER_TO_MEMBER_CONST
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   483
    template<class S, class T>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   484
    inline const_mem_fun_ref_t<S,T> mem_fun_ref(S (T::*f)() const)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   485
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   486
        return const_mem_fun_ref_t<S,T>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   487
    }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   488
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   489
    template<class S, class T, class A>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   490
    inline const_mem_fun1_ref_t<S,T,A> mem_fun_ref(S (T::*f)(A) const)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   491
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   492
        return const_mem_fun1_ref_t<S,T,A>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   493
    }   
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   494
#endif // BOOST_NO_POINTER_TO_MEMBER_CONST
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   495
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   496
    // --------------------------------------------------------------------------
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   497
    // ptr_fun
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   498
    // --------------------------------------------------------------------------
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   499
    template <class Arg, class Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   500
    class pointer_to_unary_function : public std::unary_function<Arg,Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   501
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   502
      public:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   503
        explicit pointer_to_unary_function(Result (*f)(Arg))
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   504
            :
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   505
            func(f)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   506
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   507
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   508
        Result operator()(typename call_traits<Arg>::param_type x) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   509
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   510
            return func(x);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   511
        }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   512
        
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   513
      private:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   514
        Result (*func)(Arg);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   515
    };
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   516
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   517
    template <class Arg, class Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   518
    inline pointer_to_unary_function<Arg,Result> ptr_fun(Result (*f)(Arg))
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   519
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   520
        return pointer_to_unary_function<Arg,Result>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   521
    }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   522
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   523
    template <class Arg1, class Arg2, class Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   524
    class pointer_to_binary_function : public std::binary_function<Arg1,Arg2,Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   525
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   526
      public:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   527
        explicit pointer_to_binary_function(Result (*f)(Arg1, Arg2))
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   528
            :
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   529
            func(f)
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   530
        {}
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   531
        
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   532
        Result operator()(typename call_traits<Arg1>::param_type x, typename call_traits<Arg2>::param_type y) const
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   533
        {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   534
            return func(x,y);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   535
        }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   536
        
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   537
      private:
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   538
        Result (*func)(Arg1, Arg2);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   539
    };
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   540
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   541
    template <class Arg1, class Arg2, class Result>
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   542
    inline pointer_to_binary_function<Arg1,Arg2,Result> ptr_fun(Result (*f)(Arg1, Arg2))
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   543
    {
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   544
        return pointer_to_binary_function<Arg1,Arg2,Result>(f);
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   545
    }
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   546
} // namespace boost
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   547
044383f39525 Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   548
#endif