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

**

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

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

**

** This file is part of the Qt Mobility Components.

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** 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

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** $QT_END_LICENSE$

**

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

#ifndef QMAILIPC_H

#define QMAILIPC_H

#ifndef QTOPIAMAIL_OMIT_QCOP

#include "qcopadaptor.h"

#include "qcopchannel.h"

#include "qcopserver.h"

#endif

#include <QDataStream>

#include <QVariant>

template <typename T>

struct QMetaTypeRegister

{

    static int registerType() { return 1; }

};

#ifdef Q_CC_GNU

# define _QATOMIC_ONCE() do {} while(0)

#else

# define _QATOMIC_ONCE()                \

    static QAtomicInt once;             \

    if ( once.fetchAndStoreOrdered(1) ) \

        return 1

#endif

#define Q_DECLARE_USER_METATYPE_NO_OPERATORS(TYPE) \

    Q_DECLARE_METATYPE(TYPE) \

    template<> \

    struct QMetaTypeRegister< TYPE > \

    { \

        static int registerType() \

        { \

            _QATOMIC_ONCE(); \

            int id = qMetaTypeId( reinterpret_cast<TYPE *>(0) ); \

            if ( id >= static_cast<int>(QMetaType::User) ) \

                qRegisterMetaTypeStreamOperators< TYPE >( #TYPE ); \

            return 1; \

        } \

        static int __init_variable__; \

    };

#define Q_DECLARE_USER_METATYPE(TYPE) \

    Q_DECLARE_USER_METATYPE_NO_OPERATORS(TYPE) \

    QTOPIAMAIL_EXPORT QDataStream &operator<<(QDataStream &stream, const TYPE &var); \

    QTOPIAMAIL_EXPORT QDataStream &operator>>( QDataStream &stream, TYPE &var );

#define Q_DECLARE_USER_METATYPE_TYPEDEF(TAG,TYPE)       \

    template <typename T> \

    struct QMetaTypeRegister##TAG \

    { \

        static int registerType() { return 1; } \

    }; \

    template<> struct QMetaTypeRegister##TAG< TYPE > { \

        static int registerType() { \

            _QATOMIC_ONCE(); \

            qRegisterMetaType< TYPE >( #TYPE ); \

            qRegisterMetaTypeStreamOperators< TYPE >( #TYPE ); \

            return 1; \

        } \

        static int __init_variable__; \

    };

#define Q_DECLARE_USER_METATYPE_ENUM(TYPE)      \

    Q_DECLARE_USER_METATYPE(TYPE)

#define Q_IMPLEMENT_USER_METATYPE_NO_OPERATORS(TYPE) \

    int QMetaTypeRegister< TYPE >::__init_variable__ = \

        QMetaTypeRegister< TYPE >::registerType();

#define Q_IMPLEMENT_USER_METATYPE(TYPE) \

    QDataStream &operator<<(QDataStream &stream, const TYPE &var) \

    { \

        var.serialize(stream); \

        return stream; \

    } \

    \

    QDataStream &operator>>( QDataStream &stream, TYPE &var ) \

    { \

        var.deserialize(stream); \

        return stream; \

    } \

    Q_IMPLEMENT_USER_METATYPE_NO_OPERATORS(TYPE)

#define Q_IMPLEMENT_USER_METATYPE_TYPEDEF(TAG,TYPE)     \

    int QMetaTypeRegister##TAG< TYPE >::__init_variable__ = \

        QMetaTypeRegister##TAG< TYPE >::registerType();

#define Q_IMPLEMENT_USER_METATYPE_ENUM(TYPE)    \

    QDataStream& operator<<( QDataStream& stream, const TYPE &v ) \

    { \

        stream << static_cast<qint32>(v); \

        return stream; \

    } \

    QDataStream& operator>>( QDataStream& stream, TYPE& v ) \

    { \

        qint32 _v; \

        stream >> _v; \

        v = static_cast<TYPE>(_v); \

        return stream; \

    } \

    Q_IMPLEMENT_USER_METATYPE_NO_OPERATORS(TYPE)

#endif //QMAILIPC_H