simple_visitor-fwd.hh

00001 /* vim: set sw=4 sts=4 et foldmethod=syntax : */
00002 
00003 /*
00004  * Copyright (c) 2008 Ciaran McCreesh
00005  *
00006  * This file is part of the Paludis package manager. Paludis is free software;
00007  * you can redistribute it and/or modify it under the terms of the GNU General
00008  * Public License version 2, as published by the Free Software Foundation.
00009  *
00010  * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
00011  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00012  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
00013  * details.
00014  *
00015  * You should have received a copy of the GNU General Public License along with
00016  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00017  * Place, Suite 330, Boston, MA  02111-1307  USA
00018  */
00019 
00020 #ifndef PALUDIS_GUARD_PALUDIS_UTIL_SIMPLE_VISITOR_FWD_HH
00021 #define PALUDIS_GUARD_PALUDIS_UTIL_SIMPLE_VISITOR_FWD_HH 1
00022 
00023 #include <paludis/util/type_list-fwd.hh>
00024 
00025 namespace paludis
00026 {
00027     template <typename TypeList_>
00028     struct DeclareAbstractVisitMethods;
00029 
00030     template <>
00031     struct DeclareAbstractVisitMethods<TypeListTail>;
00032 
00033     template <typename TypeList_>
00034     struct WrappedVisitorBase;
00035 
00036     template <typename RealClass_, typename TypeList_>
00037     struct ImplementVisitMethods;
00038 
00039     template <typename RealClass_>
00040     struct ImplementVisitMethods<RealClass_, TypeListTail>;
00041 
00042     template <typename TypeList_, typename UnwrappedVisitor_>
00043     struct WrappedVoidResultVisitor;
00044 
00045     template <typename TypeList_, typename Result_, typename UnwrappedVisitor_>
00046     struct WrappedNonVoidResultVisitor;
00047 
00048     template <typename BaseClass_, typename VisitableTypeList_>
00049     struct DeclareAbstractAcceptMethods;
00050 
00051     template <typename BaseClass_, typename RealClass_>
00052     struct ImplementAcceptMethods;
00053 }
00054 
00055 #endif

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