src/klftools/klffactory.h

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/***************************************************************************
 *   file klffactory.h
 *   This file is part of the KLatexFormula Project.
 *   Copyright (C) 2011 by Philippe Faist
 *   philippe.faist at bluewin.ch
 *                                                                         *
 *   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.             *
 ***************************************************************************/
/* $Id$ */

#ifndef KLFFACTORY_H
#define KLFFACTORY_H

#include <QString>
#include <QList>

#include <klfdefs.h>


class KLFFactoryManager;


class KLF_EXPORT KLFFactoryBase
{
public:
  KLFFactoryBase(KLFFactoryManager *factoryManager);
  virtual ~KLFFactoryBase();

  virtual QStringList supportedTypes() const = 0;

private:
  KLFFactoryManager *pFactoryManager;
};



class KLF_EXPORT KLFFactoryManager
{
public:
  KLFFactoryManager();
  virtual ~KLFFactoryManager();

  KLFFactoryBase * findFactoryFor(const QString& objType);

  QStringList allSupportedTypes();
  inline QList<KLFFactoryBase*> registeredFactories() { return pRegisteredFactories; }

private:
  QList<KLFFactoryBase*> pRegisteredFactories;

  void registerFactory(KLFFactoryBase *factory);
  void unRegisterFactory(KLFFactoryBase *factory);

  friend class KLFFactoryBase;
};




#endif