/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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****************************************************************************/

#ifndef SETTINGSDATABASE_H
#define SETTINGSDATABASE_H

#include "core_global.h"

#include <QObject>
#include <QString>
#include <QStringList>
#include <QVariant>

namespace Core {

namespace Internal { class SettingsDatabasePrivate; }

class CORE_EXPORT SettingsDatabase : public QObject
{
public:
    SettingsDatabase(const QString &path, const QString &application, QObject *parent = 0);
    ~SettingsDatabase();

    void setValue(const QString &key, const QVariant &value);
    QVariant value(const QString &key, const QVariant &defaultValue = QVariant()) const;
    bool contains(const QString &key) const;
    void remove(const QString &key);

    void beginGroup(const QString &prefix);
    void endGroup();
    QString group() const;
    QStringList childKeys() const;

    void beginTransaction();
    void endTransaction();

    void sync();

private:
    Internal::SettingsDatabasePrivate *d;
};

} // namespace Core

#endif // SETTINGSDATABASE_H