| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtDBus module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** 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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| ** information use the contact form at https://www.qt.io/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 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QDBUSMETATYPE_H |
| #define QDBUSMETATYPE_H |
| |
| #include <QtDBus/qtdbusglobal.h> |
| #include "QtCore/qmetatype.h" |
| #include <QtDBus/qdbusargument.h> |
| |
| #ifndef QT_NO_DBUS |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class Q_DBUS_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 Q_QDOC |
| T * /* dummy */ = nullptr |
| #endif |
| ) |
| { |
| void (*mf)(QDBusArgument &, const T *) = qDBusMarshallHelper<T>; |
| void (*df)(const QDBusArgument &, T *) = qDBusDemarshallHelper<T>; |
| |
| int id = qMetaTypeId<T>(); // make sure it's registered |
| QDBusMetaType::registerMarshallOperators(id, |
| reinterpret_cast<QDBusMetaType::MarshallFunction>(mf), |
| reinterpret_cast<QDBusMetaType::DemarshallFunction>(df)); |
| return id; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_DBUS |
| #endif |