90a16ecbd4
git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@84 7ec92016-0320-0410-acc4-a06ded1c099a
1149 lines
48 KiB
C++
1149 lines
48 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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// The Loki Library
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// Copyright (c) 2001 by Andrei Alexandrescu
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// This code accompanies the book:
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// Alexandrescu, Andrei. "Modern C++ Design: Generic Programming and Design
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// Patterns Applied". Copyright (c) 2001. Addison-Wesley.
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// Permission to use, copy, modify, distribute and sell this software for any
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// purpose is hereby granted without fee, provided that the above copyright
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// notice appear in all copies and that both that copyright notice and this
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// permission notice appear in supporting documentation.
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// The author or Addison-Wesley Longman make no representations about the
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// suitability of this software for any purpose. It is provided "as is"
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// without express or implied warranty.
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////////////////////////////////////////////////////////////////////////////////
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// Last update: June 20, 2001
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#ifndef FUNCTOR_INC_
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#define FUNCTOR_INC_
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#include "Typelist.h"
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#include "EmptyType.h"
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#include "SmallObj.h"
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#include "TypeTraits.h"
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#include <typeinfo>
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#include <memory>
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namespace Loki
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{
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl (internal)
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////////////////////////////////////////////////////////////////////////////////
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namespace Private
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{
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template <typename R, template <class> class ThreadingModel>
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struct FunctorImplBase : public SmallObject<ThreadingModel>
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{
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typedef R ResultType;
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typedef EmptyType Parm1;
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typedef EmptyType Parm2;
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typedef EmptyType Parm3;
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typedef EmptyType Parm4;
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typedef EmptyType Parm5;
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typedef EmptyType Parm6;
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typedef EmptyType Parm7;
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typedef EmptyType Parm8;
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typedef EmptyType Parm9;
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typedef EmptyType Parm10;
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typedef EmptyType Parm11;
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typedef EmptyType Parm12;
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typedef EmptyType Parm13;
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typedef EmptyType Parm14;
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typedef EmptyType Parm15;
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virtual FunctorImplBase* DoClone() const = 0;
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template <class U>
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static U* Clone(U* pObj)
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{
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if (!pObj) return 0;
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U* pClone = static_cast<U*>(pObj->DoClone());
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assert(typeid(*pClone) == typeid(*pObj));
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return pClone;
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}
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};
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}
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////////////////////////////////////////////////////////////////////////////////
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// macro DEFINE_CLONE_FUNCTORIMPL
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// Implements the DoClone function for a functor implementation
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////////////////////////////////////////////////////////////////////////////////
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#define DEFINE_CLONE_FUNCTORIMPL(Cls) \
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virtual Cls* DoClone() const { return new Cls(*this); }
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// The base class for a hierarchy of functors. The FunctorImpl class is not used
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// directly; rather, the Functor class manages and forwards to a pointer to
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// FunctorImpl
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// You may want to derive your own functors from FunctorImpl.
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// Specializations of FunctorImpl for up to 15 parameters follow
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, class TList,
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template <class> class ThreadingModel = DEFAULT_THREADING>
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class FunctorImpl;
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 0 (zero) parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, template <class> class ThreadingModel>
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class FunctorImpl<R, NullType, ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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virtual R operator()() = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 1 parameter
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_1(P1), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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virtual R operator()(Parm1) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 2 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_2(P1, P2), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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virtual R operator()(Parm1, Parm2) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 3 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_3(P1, P2, P3), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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virtual R operator()(Parm1, Parm2, Parm3) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 4 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_4(P1, P2, P3, P4), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 5 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_5(P1, P2, P3, P4, P5), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 6 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_6(P1, P2, P3, P4, P5, P6), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 7 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_7(P1, P2, P3, P4, P5, P6, P7), ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 8 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_8(P1, P2, P3, P4, P5, P6, P7, P8),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 9 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_9(P1, P2, P3, P4, P5, P6, P7, P8, P9),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 10 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10,
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template <class> class ThreadingModel>
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class FunctorImpl<R, TYPELIST_10(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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typedef typename TypeTraits<P10>::ParameterType Parm10;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9, Parm10) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 11 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10, typename P11,
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template <class> class ThreadingModel>
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class FunctorImpl<R,
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TYPELIST_11(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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typedef typename TypeTraits<P10>::ParameterType Parm10;
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typedef typename TypeTraits<P11>::ParameterType Parm11;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9, Parm10, Parm11) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 12 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10, typename P11, typename P12,
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template <class> class ThreadingModel>
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class FunctorImpl<R,
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TYPELIST_12(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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typedef typename TypeTraits<P10>::ParameterType Parm10;
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typedef typename TypeTraits<P11>::ParameterType Parm11;
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typedef typename TypeTraits<P12>::ParameterType Parm12;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9, Parm10, Parm11, Parm12) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 13 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10, typename P11, typename P12, typename P13,
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template <class> class ThreadingModel>
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class FunctorImpl<R,
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TYPELIST_13(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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typedef typename TypeTraits<P10>::ParameterType Parm10;
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typedef typename TypeTraits<P11>::ParameterType Parm11;
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typedef typename TypeTraits<P12>::ParameterType Parm12;
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typedef typename TypeTraits<P13>::ParameterType Parm13;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9, Parm10, Parm11, Parm12, Parm13) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 14 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10, typename P11, typename P12, typename P13, typename P14,
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template <class> class ThreadingModel>
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class FunctorImpl<R,
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TYPELIST_14(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13,
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P14),
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ThreadingModel>
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: public Private::FunctorImplBase<R, ThreadingModel>
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{
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public:
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typedef R ResultType;
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typedef typename TypeTraits<P1>::ParameterType Parm1;
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typedef typename TypeTraits<P2>::ParameterType Parm2;
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typedef typename TypeTraits<P3>::ParameterType Parm3;
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typedef typename TypeTraits<P4>::ParameterType Parm4;
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typedef typename TypeTraits<P5>::ParameterType Parm5;
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typedef typename TypeTraits<P6>::ParameterType Parm6;
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typedef typename TypeTraits<P7>::ParameterType Parm7;
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typedef typename TypeTraits<P8>::ParameterType Parm8;
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typedef typename TypeTraits<P9>::ParameterType Parm9;
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typedef typename TypeTraits<P10>::ParameterType Parm10;
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typedef typename TypeTraits<P11>::ParameterType Parm11;
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typedef typename TypeTraits<P12>::ParameterType Parm12;
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typedef typename TypeTraits<P13>::ParameterType Parm13;
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typedef typename TypeTraits<P14>::ParameterType Parm14;
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virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
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Parm7, Parm8, Parm9, Parm10, Parm11, Parm12, Parm13, Parm14) = 0;
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};
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////////////////////////////////////////////////////////////////////////////////
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// class template FunctorImpl
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// Specialization for 15 parameters
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////////////////////////////////////////////////////////////////////////////////
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template <typename R, typename P1, typename P2, typename P3, typename P4,
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typename P5, typename P6, typename P7, typename P8, typename P9,
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typename P10, typename P11, typename P12, typename P13, typename P14,
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typename P15, template <class> class ThreadingModel>
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class FunctorImpl<R,
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TYPELIST_15(P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13,
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P14, P15),
|
|
ThreadingModel>
|
|
: public Private::FunctorImplBase<R, ThreadingModel>
|
|
{
|
|
public:
|
|
typedef R ResultType;
|
|
typedef typename TypeTraits<P1>::ParameterType Parm1;
|
|
typedef typename TypeTraits<P2>::ParameterType Parm2;
|
|
typedef typename TypeTraits<P3>::ParameterType Parm3;
|
|
typedef typename TypeTraits<P4>::ParameterType Parm4;
|
|
typedef typename TypeTraits<P5>::ParameterType Parm5;
|
|
typedef typename TypeTraits<P6>::ParameterType Parm6;
|
|
typedef typename TypeTraits<P7>::ParameterType Parm7;
|
|
typedef typename TypeTraits<P8>::ParameterType Parm8;
|
|
typedef typename TypeTraits<P9>::ParameterType Parm9;
|
|
typedef typename TypeTraits<P10>::ParameterType Parm10;
|
|
typedef typename TypeTraits<P11>::ParameterType Parm11;
|
|
typedef typename TypeTraits<P12>::ParameterType Parm12;
|
|
typedef typename TypeTraits<P13>::ParameterType Parm13;
|
|
typedef typename TypeTraits<P14>::ParameterType Parm14;
|
|
typedef typename TypeTraits<P15>::ParameterType Parm15;
|
|
virtual R operator()(Parm1, Parm2, Parm3, Parm4, Parm5, Parm6,
|
|
Parm7, Parm8, Parm9, Parm10, Parm11, Parm12, Parm13, Parm14,
|
|
Parm15) = 0;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// class template FunctorHandler
|
|
// Wraps functors and pointers to functions
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <class ParentFunctor, typename Fun>
|
|
class FunctorHandler
|
|
: public ParentFunctor::Impl
|
|
{
|
|
typedef typename ParentFunctor::Impl Base;
|
|
|
|
public:
|
|
typedef typename Base::ResultType ResultType;
|
|
typedef typename Base::Parm1 Parm1;
|
|
typedef typename Base::Parm2 Parm2;
|
|
typedef typename Base::Parm3 Parm3;
|
|
typedef typename Base::Parm4 Parm4;
|
|
typedef typename Base::Parm5 Parm5;
|
|
typedef typename Base::Parm6 Parm6;
|
|
typedef typename Base::Parm7 Parm7;
|
|
typedef typename Base::Parm8 Parm8;
|
|
typedef typename Base::Parm9 Parm9;
|
|
typedef typename Base::Parm10 Parm10;
|
|
typedef typename Base::Parm11 Parm11;
|
|
typedef typename Base::Parm12 Parm12;
|
|
typedef typename Base::Parm13 Parm13;
|
|
typedef typename Base::Parm14 Parm14;
|
|
typedef typename Base::Parm15 Parm15;
|
|
|
|
FunctorHandler(const Fun& fun) : f_(fun) {}
|
|
|
|
DEFINE_CLONE_FUNCTORIMPL(FunctorHandler)
|
|
|
|
// operator() implementations for up to 15 arguments
|
|
|
|
ResultType operator()()
|
|
{ return f_(); }
|
|
|
|
ResultType operator()(Parm1 p1)
|
|
{ return f_(p1); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2)
|
|
{ return f_(p1, p2); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3)
|
|
{ return f_(p1, p2, p3); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4)
|
|
{ return f_(p1, p2, p3, p4); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5)
|
|
{ return f_(p1, p2, p3, p4, p5); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6)
|
|
{ return f_(p1, p2, p3, p4, p5, p6); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13)
|
|
{ return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14)
|
|
{
|
|
return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14, Parm15 p15)
|
|
{
|
|
return f_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14, p15);
|
|
}
|
|
|
|
private:
|
|
Fun f_;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// class template FunctorHandler
|
|
// Wraps pointers to member functions
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <class ParentFunctor, typename PointerToObj,
|
|
typename PointerToMemFn>
|
|
class MemFunHandler : public ParentFunctor::Impl
|
|
{
|
|
typedef typename ParentFunctor::Impl Base;
|
|
|
|
public:
|
|
typedef typename Base::ResultType ResultType;
|
|
typedef typename Base::Parm1 Parm1;
|
|
typedef typename Base::Parm2 Parm2;
|
|
typedef typename Base::Parm3 Parm3;
|
|
typedef typename Base::Parm4 Parm4;
|
|
typedef typename Base::Parm5 Parm5;
|
|
typedef typename Base::Parm6 Parm6;
|
|
typedef typename Base::Parm7 Parm7;
|
|
typedef typename Base::Parm8 Parm8;
|
|
typedef typename Base::Parm9 Parm9;
|
|
typedef typename Base::Parm10 Parm10;
|
|
typedef typename Base::Parm11 Parm11;
|
|
typedef typename Base::Parm12 Parm12;
|
|
typedef typename Base::Parm13 Parm13;
|
|
typedef typename Base::Parm14 Parm14;
|
|
typedef typename Base::Parm15 Parm15;
|
|
|
|
MemFunHandler(const PointerToObj& pObj, PointerToMemFn pMemFn)
|
|
: pObj_(pObj), pMemFn_(pMemFn)
|
|
{}
|
|
|
|
DEFINE_CLONE_FUNCTORIMPL(MemFunHandler)
|
|
|
|
ResultType operator()()
|
|
{ return ((*pObj_).*pMemFn_)(); }
|
|
|
|
ResultType operator()(Parm1 p1)
|
|
{ return ((*pObj_).*pMemFn_)(p1); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10)
|
|
{ return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11)
|
|
{
|
|
return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10,
|
|
p11);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12)
|
|
{
|
|
return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10,
|
|
p11, p12);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13)
|
|
{
|
|
return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10,
|
|
p11, p12, p13);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14)
|
|
{
|
|
return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10,
|
|
p11, p12, p13, p14);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14, Parm15 p15)
|
|
{
|
|
return ((*pObj_).*pMemFn_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10,
|
|
p11, p12, p13, p14, p15);
|
|
}
|
|
|
|
private:
|
|
PointerToObj pObj_;
|
|
PointerToMemFn pMemFn_;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// class template Functor
|
|
// A generalized functor implementation with value semantics
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <typename R, class TList = NullType,
|
|
template<class> class ThreadingModel = DEFAULT_THREADING>
|
|
class Functor
|
|
{
|
|
public:
|
|
// Handy type definitions for the body type
|
|
typedef FunctorImpl<R, TList, ThreadingModel> Impl;
|
|
typedef R ResultType;
|
|
typedef TList ParmList;
|
|
typedef typename Impl::Parm1 Parm1;
|
|
typedef typename Impl::Parm2 Parm2;
|
|
typedef typename Impl::Parm3 Parm3;
|
|
typedef typename Impl::Parm4 Parm4;
|
|
typedef typename Impl::Parm5 Parm5;
|
|
typedef typename Impl::Parm6 Parm6;
|
|
typedef typename Impl::Parm7 Parm7;
|
|
typedef typename Impl::Parm8 Parm8;
|
|
typedef typename Impl::Parm9 Parm9;
|
|
typedef typename Impl::Parm10 Parm10;
|
|
typedef typename Impl::Parm11 Parm11;
|
|
typedef typename Impl::Parm12 Parm12;
|
|
typedef typename Impl::Parm13 Parm13;
|
|
typedef typename Impl::Parm14 Parm14;
|
|
typedef typename Impl::Parm15 Parm15;
|
|
|
|
// Member functions
|
|
|
|
Functor() : spImpl_(0)
|
|
{}
|
|
|
|
Functor(const Functor& rhs) : spImpl_(Impl::Clone(rhs.spImpl_.get()))
|
|
{}
|
|
|
|
Functor(std::auto_ptr<Impl> spImpl) : spImpl_(spImpl)
|
|
{}
|
|
|
|
template <typename Fun>
|
|
Functor(Fun fun)
|
|
: spImpl_(new FunctorHandler<Functor, Fun>(fun))
|
|
{}
|
|
|
|
template <class PtrObj, typename MemFn>
|
|
Functor(const PtrObj& p, MemFn memFn)
|
|
: spImpl_(new MemFunHandler<Functor, PtrObj, MemFn>(p, memFn))
|
|
{}
|
|
|
|
operator bool()
|
|
{
|
|
return spImpl_.get() ? true : false;
|
|
}
|
|
|
|
Functor& operator=(const Functor& rhs)
|
|
{
|
|
Functor copy(rhs);
|
|
// swap auto_ptrs by hand
|
|
Impl* p = spImpl_.release();
|
|
spImpl_.reset(copy.spImpl_.release());
|
|
copy.spImpl_.reset(p);
|
|
return *this;
|
|
}
|
|
|
|
ResultType operator()()
|
|
{ return (*spImpl_)(); }
|
|
|
|
ResultType operator()(Parm1 p1)
|
|
{ return (*spImpl_)(p1); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2)
|
|
{ return (*spImpl_)(p1, p2); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3)
|
|
{ return (*spImpl_)(p1, p2, p3); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4)
|
|
{ return (*spImpl_)(p1, p2, p3, p4); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11)
|
|
{ return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12)
|
|
{
|
|
return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11,
|
|
p12);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13)
|
|
{
|
|
return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11,
|
|
p12, p13);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14)
|
|
{
|
|
return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11,
|
|
p12, p13, p14);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14, Parm15 p15)
|
|
{
|
|
return (*spImpl_)(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11,
|
|
p12, p13, p14, p15);
|
|
}
|
|
|
|
private:
|
|
std::auto_ptr<Impl> spImpl_;
|
|
};
|
|
|
|
namespace Private
|
|
{
|
|
template <class Fctor> struct BinderFirstTraits;
|
|
|
|
template <typename R, class TList, template <class> class ThreadingModel>
|
|
struct BinderFirstTraits< Functor<R, TList, ThreadingModel> >
|
|
{
|
|
typedef typename TL::Erase<TList,
|
|
typename TL::TypeAt<TList, 0>::Result>::Result
|
|
ParmList;
|
|
typedef Functor<R, ParmList, ThreadingModel> BoundFunctorType;
|
|
typedef typename BoundFunctorType::Impl Impl;
|
|
};
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// class template BinderFirst
|
|
// Binds the first parameter of a Functor object to a specific value
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <class OriginalFunctor>
|
|
class BinderFirst
|
|
: public Private::BinderFirstTraits<OriginalFunctor>::Impl
|
|
{
|
|
typedef typename Private::BinderFirstTraits<OriginalFunctor>::Impl Base;
|
|
typedef typename OriginalFunctor::ResultType ResultType;
|
|
|
|
typedef typename OriginalFunctor::Parm1 BoundType;
|
|
|
|
typedef typename OriginalFunctor::Parm2 Parm1;
|
|
typedef typename OriginalFunctor::Parm3 Parm2;
|
|
typedef typename OriginalFunctor::Parm4 Parm3;
|
|
typedef typename OriginalFunctor::Parm5 Parm4;
|
|
typedef typename OriginalFunctor::Parm6 Parm5;
|
|
typedef typename OriginalFunctor::Parm7 Parm6;
|
|
typedef typename OriginalFunctor::Parm8 Parm7;
|
|
typedef typename OriginalFunctor::Parm9 Parm8;
|
|
typedef typename OriginalFunctor::Parm10 Parm9;
|
|
typedef typename OriginalFunctor::Parm11 Parm10;
|
|
typedef typename OriginalFunctor::Parm12 Parm11;
|
|
typedef typename OriginalFunctor::Parm13 Parm12;
|
|
typedef typename OriginalFunctor::Parm14 Parm13;
|
|
typedef typename OriginalFunctor::Parm15 Parm14;
|
|
typedef EmptyType Parm15;
|
|
|
|
public:
|
|
BinderFirst(const OriginalFunctor& fun, BoundType bound)
|
|
: f_(fun), b_(bound)
|
|
{}
|
|
|
|
DEFINE_CLONE_FUNCTORIMPL(BinderFirst)
|
|
|
|
// operator() implementations for up to 15 arguments
|
|
|
|
ResultType operator()()
|
|
{ return f_(b_); }
|
|
|
|
ResultType operator()(Parm1 p1)
|
|
{ return f_(b_, p1); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2)
|
|
{ return f_(b_, p1, p2); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3)
|
|
{ return f_(b_, p1, p2, p3); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4)
|
|
{ return f_(b_, p1, p2, p3, p4); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5)
|
|
{ return f_(b_, p1, p2, p3, p4, p5); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13)
|
|
{ return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14)
|
|
{
|
|
return f_(b_, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14);
|
|
}
|
|
|
|
private:
|
|
OriginalFunctor f_;
|
|
BoundType b_;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// function template BindFirst
|
|
// Binds the first parameter of a Functor object to a specific value
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <class Fctor>
|
|
typename Private::BinderFirstTraits<Fctor>::BoundFunctorType
|
|
BindFirst(
|
|
const Fctor& fun,
|
|
typename Fctor::Parm1 bound)
|
|
{
|
|
typedef typename Private::BinderFirstTraits<Fctor>::BoundFunctorType
|
|
Outgoing;
|
|
|
|
return Outgoing(std::auto_ptr<typename Outgoing::Impl>(
|
|
new BinderFirst<Fctor>(fun, bound)));
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// class template Chainer
|
|
// Chains two functor calls one after another
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
template <typename Fun1, typename Fun2>
|
|
class Chainer : public Fun2::Impl
|
|
{
|
|
typedef Fun2 Base;
|
|
|
|
public:
|
|
typedef typename Base::ResultType ResultType;
|
|
typedef typename Base::Parm1 Parm1;
|
|
typedef typename Base::Parm2 Parm2;
|
|
typedef typename Base::Parm3 Parm3;
|
|
typedef typename Base::Parm4 Parm4;
|
|
typedef typename Base::Parm5 Parm5;
|
|
typedef typename Base::Parm6 Parm6;
|
|
typedef typename Base::Parm7 Parm7;
|
|
typedef typename Base::Parm8 Parm8;
|
|
typedef typename Base::Parm9 Parm9;
|
|
typedef typename Base::Parm10 Parm10;
|
|
typedef typename Base::Parm11 Parm11;
|
|
typedef typename Base::Parm12 Parm12;
|
|
typedef typename Base::Parm13 Parm13;
|
|
typedef typename Base::Parm14 Parm14;
|
|
typedef typename Base::Parm15 Parm15;
|
|
|
|
Chainer(const Fun1& fun1, const Fun2& fun2) : f1_(fun1), f2_(fun2) {}
|
|
|
|
DEFINE_CLONE_FUNCTORIMPL(Chainer)
|
|
|
|
// operator() implementations for up to 15 arguments
|
|
|
|
ResultType operator()()
|
|
{ return f1_(), f2_(); }
|
|
|
|
ResultType operator()(Parm1 p1)
|
|
{ return f1_(p1), f2_(p1); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2)
|
|
{ return f1_(p1, p2), f2_(p1, p2); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3)
|
|
{ return f1_(p1, p2, p3), f2_(p1, p2, p3); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4)
|
|
{ return f1_(p1, p2, p3, p4), f2_(p1, p2, p3, p4); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5)
|
|
{ return f1_(p1, p2, p3, p4, p5), f2_(p1, p2, p3, p4, p5); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6)
|
|
{ return f1_(p1, p2, p3, p4, p5, p6), f2_(p1, p2, p3, p4, p5, p6); }
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14);
|
|
}
|
|
|
|
ResultType operator()(Parm1 p1, Parm2 p2, Parm3 p3, Parm4 p4, Parm5 p5,
|
|
Parm6 p6, Parm7 p7, Parm8 p8, Parm9 p9, Parm10 p10, Parm11 p11,
|
|
Parm12 p12, Parm13 p13, Parm14 p14, Parm15 p15)
|
|
{
|
|
return f1_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14, p15),
|
|
f2_(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13,
|
|
p14, p15);
|
|
}
|
|
|
|
private:
|
|
Fun1 f1_;
|
|
Fun2 f2_;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// function template Chain
|
|
// Chains two functor calls one after another
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
template <class Fun1, class Fun2>
|
|
Fun2 Chain(
|
|
const Fun1& fun1,
|
|
const Fun2& fun2)
|
|
{
|
|
return Fun2(std::auto_ptr<typename Fun2::Impl>(
|
|
new Chainer<Fun1, Fun2>(fun1, fun2)));
|
|
}
|
|
|
|
} // namespace Loki
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Change log:
|
|
// June 20, 2001: ported by Nick Thurn to gcc 2.95.3. Kudos, Nick!!!
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#endif // FUNCTOR_INC_
|