text: /**
   * UGENE - Integrated Bioinformatics Tools.
   * Copyright (C) 2008-2012 UniPro <ugene@unipro.ru>
   * http://ugene.unipro.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 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., 51 Franklin Street, Fifth Floor, Boston,
   * MA 02110-1301, USA.
   */
  
  #ifndef _U2_SETTINGS_IMPL
  #define _U2_SETTINGS_IMPL
  
  #include "U2Core/global.h"
  #include <U2Core/Settings.h>
  
  #include <QtCore/QSettings>
  #include <QtCore/QMutex>
  
  namespace U2 {
  
  class U2PRIVATE_EXPORT SettingsImpl : public Settings {
  public:
      SettingsImpl(QSettings::Scope scope);
      ~SettingsImpl();
      
      QStringList getAllKeys(const QString& path);
      void cleanSection(const QString& path);
  
      virtual bool contains(const QString& key) const;
      virtual void remove(const QString& key);
  
      virtual QVariant getValue(const QString& key, const QVariant& defaultValue = QVariant()) const;
      virtual void setValue(const QString& key, const QVariant& value);
  
      virtual QString toVersionKey(const QString& key) const;
  
      virtual void sync();
      
      virtual QString fileName() const;
  
  private:
      mutable QMutex  threadSafityLock;
      QSettings* settings;
  };
  }//namespace
  #endif
  