mem_bind.h

//                                                                             
//  Copyright (C) 2008-2012  Artyom Beilis (Tonkikh) <artyomtnk@yahoo.com>     
//                                                                             
//  See accompanying file COPYING.TXT file for licensing details.
//
#ifndef CPPCMS_UTIL_MEM_BIND_H
#define CPPCMS_UTIL_MEM_BIND_H

namespace cppcms { namespace util {

        namespace details {
                template<typename C,typename P>
                struct binder0 {
                        void (C::*member)();
                        P object;
                        void operator()() const { ((*object).*member)(); }
                };
                template<typename C,typename P,typename P1>
                struct binder1 {
                        void (C::*member)(P1);
                        P object;
                        void operator()(P1 p1) const { ((*object).*member)(p1); }
                };
                template<typename C,typename P,typename P1,typename P2>
                struct binder2 {
                        void (C::*member)(P1,P2);
                        P object;
                        void operator()(P1 p1,P2 p2) const { ((*object).*member)(p1,p2); }
                };
                template<typename C,typename P,typename P1,typename P2,typename P3>
                struct binder3 {
                        void (C::*member)(P1,P2,P3);
                        P object;
                        void operator()(P1 p1,P2 p2,P3 p3) const { ((*object).*member)(p1,p2,p3); }
                };
                template<typename C,typename P,typename P1,typename P2,typename P3,typename P4>
                struct binder4 {
                        void (C::*member)(P1,P2,P3,P4);
                        P object;
                        void operator()(P1 p1,P2 p2,P3 p3,P4 p4) const { ((*object).*member)(p1,p2,p3,p4); }
                };
        }


        template<typename C,typename P>
        details::binder0<C,P> mem_bind(void (C::*mem)(),P obj)
        {
                details::binder0<C,P> tmp={mem,obj};
                return tmp;
        }
        template<typename C,typename P,typename P1>
        details::binder1<C,P,P1> mem_bind(void (C::*mem)(P1),P obj)
        {
                details::binder1<C,P,P1> tmp={mem,obj};
                return tmp;
        }
        template<typename C,typename P,typename P1,typename P2>
        details::binder2<C,P,P1,P2> mem_bind(void (C::*mem)(P1,P2),P obj)
        {
                details::binder2<C,P,P1,P2> tmp={mem,obj};
                return tmp;
        }
        template<typename C,typename P,typename P1,typename P2,typename P3>
        details::binder3<C,P,P1,P2,P3> mem_bind(void (C::*mem)(P1,P2,P3),P obj)
        {
                details::binder3<C,P,P1,P2,P3> tmp={mem,obj};
                return tmp;
        }
        template<typename C,typename P,typename P1,typename P2,typename P3,typename P4>
        details::binder4<C,P,P1,P2,P3,P4> mem_bind(void (C::*mem)(P1,P2,P3,P4),P obj)
        {
                details::binder4<C,P,P1,P2,P3,P4> tmp={mem,obj};
                return tmp;
        }


} } // cppcms::util

#endif