/thirdparty/qxt/qxtweb-standalone/qxtweb/qxtmetatype.h
http://github.com/tomahawk-player/tomahawk · C Header · 132 lines · 87 code · 20 blank · 25 comment · 0 complexity · 8eb145bb50412611f6bee070ebe5222f MD5 · raw file
- /****************************************************************************
- **
- ** Copyright (C) Qxt Foundation. Some rights reserved.
- **
- ** This file is part of the QxtCore module of the Qxt library.
- **
- ** This library is free software; you can redistribute it and/or modify it
- ** under the terms of the Common Public License, version 1.0, as published
- ** by IBM, and/or under the terms of the GNU Lesser General Public License,
- ** version 2.1, as published by the Free Software Foundation.
- **
- ** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
- ** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
- ** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
- ** FITNESS FOR A PARTICULAR PURPOSE.
- **
- ** You should have received a copy of the CPL and the LGPL along with this
- ** file. See the LICENSE file and the cpl1.0.txt/lgpl-2.1.txt files
- ** included with the source distribution for more information.
- ** If you did not receive a copy of the licenses, contact the Qxt Foundation.
- **
- ** <http://libqxt.org> <foundation@libqxt.org>
- **
- ****************************************************************************/
- #ifndef QXTMETATYPE_H
- #define QXTMETATYPE_H
- #include <QMetaType>
- #include <QDataStream>
- #include <QGenericArgument>
- #include <QtDebug>
- #include <qxtglobal.h>
- template <typename T>
- class /*QXT_CORE_EXPORT*/ QxtMetaType
- {
- public:
- static inline T* construct(const T* copy = 0)
- {
- return QMetaType::construct(qMetaTypeId<T>(), reinterpret_cast<const void*>(copy));
- }
- static inline void destroy(T* data)
- {
- QMetaType::destroy(qMetaTypeId<T>(), data);
- }
- // no need to reimplement isRegistered since this class will fail at compile time if it isn't
- static inline bool load(QDataStream& stream, T* data)
- {
- return QMetaType::load(stream, qMetaTypeId<T>(), reinterpret_cast<void*>(data));
- }
- static inline bool save(QDataStream& stream, const T* data)
- {
- return QMetaType::save(stream, qMetaTypeId<T>(), reinterpret_cast<const void*>(data));
- }
- static inline int type()
- {
- return qMetaTypeId<T>();
- }
- static inline const char* name()
- {
- return QMetaType::typeName(qMetaTypeId<T>());
- }
- };
- template <>
- class /*QXT_CORE_EXPORT*/ QxtMetaType<void>
- {
- public:
- static inline void* construct(const void* copy = 0)
- {
- Q_UNUSED(copy);
- return 0;
- }
- static inline void destroy(void* data)
- {
- Q_UNUSED(data);
- }
- static inline bool load(QDataStream& stream, void* data)
- {
- Q_UNUSED(stream);
- Q_UNUSED(data);
- return false;
- }
- static inline bool save(QDataStream& stream, const void* data)
- {
- Q_UNUSED(stream);
- Q_UNUSED(data);
- return false;
- }
- static inline int type()
- {
- return 0;
- }
- static inline const char* name()
- {
- return 0;
- }
- };
- inline void* qxtConstructByName(const char* typeName, const void* copy = 0)
- {
- return QMetaType::construct(QMetaType::type(typeName), copy);
- }
- inline void qxtDestroyByName(const char* typeName, void* data)
- {
- QMetaType::destroy(QMetaType::type(typeName), data);
- }
- inline void* qxtConstructFromGenericArgument(QGenericArgument arg)
- {
- return qxtConstructByName(arg.name(), arg.data());
- }
- inline void qxtDestroyFromGenericArgument(QGenericArgument arg)
- {
- qxtDestroyByName(arg.name(), arg.data());
- }
- #endif