/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the QtDBus module of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** 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

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

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** $QT_END_LICENSE$

**

****************************************************************************/

#ifndef QDBUSMETATYPE_H

#define QDBUSMETATYPE_H

#include "QtCore/qmetatype.h"

#include <QtDBus/qdbusargument.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(DBus)

class QDBUS_EXPORT QDBusMetaType

{

public:

    typedef void (*MarshallFunction)(QDBusArgument &, const void *);

    typedef void (*DemarshallFunction)(const QDBusArgument &, void *);

    static void registerMarshallOperators(int typeId, MarshallFunction, DemarshallFunction);

    static bool marshall(QDBusArgument &, int id, const void *data);

    static bool demarshall(const QDBusArgument &, int id, void *data);

    static int signatureToType(const char *signature);

    static const char *typeToSignature(int type);

};

template<typename T>

void qDBusMarshallHelper(QDBusArgument &arg, const T *t)

{ arg << *t; }

template<typename T>

void qDBusDemarshallHelper(const QDBusArgument &arg, T *t)

{ arg >> *t; }

template<typename T>

int qDBusRegisterMetaType(

#ifndef qdoc

    T * /* dummy */ = 0

#endif

)

{

    void (*mf)(QDBusArgument &, const T *) = qDBusMarshallHelper<T>;

    void (*df)(const QDBusArgument &, T *) = qDBusDemarshallHelper<T>;

    int id = qRegisterMetaType<T>(); // make sure it's registered

    QDBusMetaType::registerMarshallOperators(id,

        reinterpret_cast<QDBusMetaType::MarshallFunction>(mf),

        reinterpret_cast<QDBusMetaType::DemarshallFunction>(df));

    return id;

}

QT_END_NAMESPACE

QT_END_HEADER

#endif