AbstractCommand.h

/*
    Scan Tailor - Interactive post-processing tool for scanned pages.
    Copyright (C) 2007-2008  Joseph Artsimovich <joseph_a@mail.ru>

    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 3 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef ABSTRACTCOMMAND_H_
#define ABSTRACTCOMMAND_H_

#include "intrusive_ptr.h"
#include "ref_countable.h"

template <typename Res, typename... ArgTypes>
class AbstractCommand : public ref_countable {
 public:
  typedef intrusive_ptr<AbstractCommand> Ptr;

  virtual Res operator()(ArgTypes... args) = 0;
};

#endif  // ifndef ABSTRACTCOMMAND_H_