#ifndef QTJSONSETTINGS_H
#define QTJSONSETTINGS_H

#include <QtCore/QCoreApplication>
#include <QtCore/QString>
#include <QtCore/QSettings>

class QIODevice;

#if defined(QTJSONSETTINGS_EXPORTS)
#  define QTJSONSETTINGS_EXPORT Q_DECL_EXPORT
#elif defined(QTJSONSETTINGS_IMPORTS)
#  define QTJSONSETTINGS_EXPORT  Q_DECL_IMPORT  /**/
#else
#  define QTJSONSETTINGS_EXPORT   /**/
#endif

/**
 * @brief Class for storing application setting in json file. This class implements QSettings interface.
 *
 * @class QtJsonSettings qtjsonsettings.h
 */
class QTJSONSETTINGS_EXPORT QtJsonSettings: public QSettings
{
  Q_OBJECT
  public:
    QtJsonSettings(const QString &organization, const QString &application,
      QObject *parent = 0) :
      QSettings(json_format, QSettings::UserScope, organization, application,
        parent)
    {
    }

    QtJsonSettings(Scope scope, const QString &organization,
      const QString &application = QString(), QObject *parent = 0) :
      QSettings(json_format, scope, organization, application, parent)
    {
    }

    QtJsonSettings(const QString &fileName, QObject *parent = 0) :
      QSettings(fileName, json_format, parent)
    {
    }

    QtJsonSettings(QObject * parent = 0) :
      QSettings(json_format, QSettings::UserScope,
        QCoreApplication::organizationName(),
        QCoreApplication::applicationName(), parent)
    {
    }

    static const QSettings::Format json_format;
  private:
    static bool readJsonFile(QIODevice &device, QSettings::SettingsMap &map);
    static bool writeJsonFile(QIODevice &device,
      const QSettings::SettingsMap &map);
};

#endif // #ifndef QTJSONSETTINGS_H