/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, version 2.1 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not,
* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
*
* Description:
*
*/
#ifndef XQSERVICEIPCMARSHAL_H
#define XQSERVICEIPCMARSHAL_H
#include <xqserviceglobal.h>
#include <qvariant.h>
#include <qmetatype.h>
#include <qdatastream.h>
#include <qatomic.h>
#include <quuid.h>
/// @cond
/*!
Excluded from documentation.
*/
template <typename T>
struct QMetaTypeRegister
{
static int registerType() { return 1; }
};
/// @endcond
#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) \
QDataStream &operator<<(QDataStream &stream, const TYPE &var); \
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)
#define Q_REGISTER_USER_METATYPE(TYPE) \
QMetaTypeRegister< TYPE >::registerType()
Q_DECLARE_USER_METATYPE_NO_OPERATORS(QUuid)
#endif