/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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 will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** Other Usage
**
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**************************************************************************/

#ifndef SETTINGSMANAGER_H
#define SETTINGSMANAGER_H

#if QT_VERSION >= 0x050000
#    include <QtDesigner/QDesignerSettingsInterface>
#else
#    include "qt_private/abstractsettings_p.h"
#endif

namespace Designer {
namespace Internal {

/* Prepends "Designer" to every value stored/retrieved by designer plugins,
   to avoid namespace polution. We cannot use a group because groups cannot be nested,
   and designer uses groups internally. */
class SettingsManager : public QDesignerSettingsInterface
{
public:
    virtual void beginGroup(const QString &prefix);
    virtual void endGroup();

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

private:
    QString addPrefix(const QString &name) const;
};

} // namespace Internal
} // namespace Designer

#endif // SETTINGSMANAGER_H
