Newer
Older
// Copyright (C) 2006 Stefan Bund <g0dil@berlios.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the
// Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
/** \file
\brief ReadHelper internal header */
#ifndef IH_ReadHelper_
#define IH_ReadHelper_ 1
// Custom includes
///////////////////////////////ih.p////////////////////////////////////////
/** \brief Abstract predicate interface
template <class Handle>
struct ReadHelper<Handle>::InternalPredicate
{
/** \brief template to runtime polymorphic barrier for the predicate interface
\internal
\implementation This class will provide a polymorphic
wrapper around the non-polymorphic ReadHelper
predicate. This is used, so the predicate can be
specified as an arbitrary callable object (even a
boost::function or a Boost.Lambda expression) without
imposing any inheritance relationship on the predicate
*/
template <class Predicate>
struct Dispatcher
: public ReadHelper<Handle>::InternalPredicate
{
Dispatcher(Predicate p) : predicate(p) {}
virtual std::string::size_type operator()(std::string const & data);
Predicate predicate;
};
virtual std::string::size_type operator()(std::string const & data) = 0;
///////////////////////////////ih.e////////////////////////////////////////
#endif
// Local Variables:
// mode: c++
// fill-column: 100
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"