/*
 * ConfigManager.h
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_CORE_CONFIGMANAGER_H_
#define MAD_CORE_CONFIGMANAGER_H_

#include "export.h"

#include "ConfigEntry.h"

#include <memory>
#include <set>
#include <string>

namespace Mad {
namespace Core {

class Application;
class Configurable;

class MAD_CORE_EXPORT ConfigManager : public ConfigEntry {
  private:
    struct MAD_CORE_EXPORT Compare {
      bool operator() (const Configurable *c1, const Configurable *c2);
    };

    friend class Application;

    Application *application;

    std::set<Configurable*, Compare> configurables;
    std::set<Configurable*, Compare> unconfiguredConfigurables;
    bool configured;

    ConfigManager(Application *application0) : application(application0), configured(false) {}

  public:
    bool loadFile(const std::string &filename);
    void configure();

    void registerConfigurable(Configurable *c) {
      configurables.insert(c);
      unconfiguredConfigurables.insert(c);
    }

    void unregisterConfigurable(Configurable *c) {
      configurables.erase(c);
      unconfiguredConfigurables.erase(c);
    }
};

}
}

#endif /* MAD_CORE_CONFIGMANAGER_H_ */