/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtCore 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. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QSHAREDPOINTER_H #define QSHAREDPOINTER_H #include <QtCore/qglobal.h> #include <QtCore/qatomic.h> #include <QtCore/qshareddata.h> #ifndef Q_QDOC # if !defined(QT_NO_MEMBER_TEMPLATES) // QSharedPointer requires member template support # include <QtCore/qsharedpointer_impl.h> # endif #else QT_BEGIN_HEADER QT_BEGIN_NAMESPACE QT_MODULE(Core) // These classes are here to fool qdoc into generating a better documentation template <class T> class QSharedPointer { public: // basic accessor functions T *data() const; bool isNull() const; operator bool() const; bool operator!() const; T &operator*() const; T *operator ->() const; // constructors QSharedPointer(); explicit QSharedPointer(T *ptr); QSharedPointer(T *ptr, Deleter d); QSharedPointer(const QSharedPointer<T> &other); QSharedPointer(const QWeakPointer<T> &other); ~QSharedPointer() { } QSharedPointer<T> &operator=(const QSharedPointer<T> &other); QSharedPointer<T> &operator=(const QWeakPointer<T> &other); QWeakPointer<T> toWeakRef() const; void clear(); // casts: template <class X> QSharedPointer<X> staticCast() const; template <class X> QSharedPointer<X> dynamicCast() const; template <class X> QSharedPointer<X> constCast() const; template <class X> QSharedPointer<X> objectCast() const; }; template <class T> class QWeakPointer { public: // basic accessor functions bool isNull() const; operator bool() const; bool operator!() const; // constructors: QWeakPointer(); QWeakPointer(const QWeakPointer<T> &other); QWeakPointer(const QSharedPointer<T> &other); ~QWeakPointer(); QWeakPointer<T> operator=(const QWeakPointer<T> &other); QWeakPointer<T> operator=(const QSharedPointer<T> &other); QWeakPointer(const QObject *other); QWeakPointer<T> operator=(const QObject *other); T *data() const; void clear(); QSharedPointer<T> toStrongRef() const; }; template<class T, class X> bool operator==(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator!=(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator==(const QSharedPointer<T> &ptr1, const X *ptr2); template<class T, class X> bool operator!=(const QSharedPointer<T> &ptr1, const X *ptr2); template<class T, class X> bool operator==(const T *ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator!=(const T *ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator==(const QWeakPointer<T> &ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator!=(const QWeakPointer<T> &ptr1, const QSharedPointer<X> &ptr2); template<class T, class X> bool operator==(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2); template<class T, class X> bool operator!=(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2); template <class X, class T> QSharedPointer<X> qSharedPointerCast(const QSharedPointer<T> &other); template <class X, class T> QSharedPointer<X> qSharedPointerCast(const QWeakPointer<T> &other); template <class X, class T> QSharedPointer<X> qSharedPointerDynamicCast(const QSharedPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerDynamicCast(const QWeakPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerConstCast(const QSharedPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerConstCast(const QWeakPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerObjectCast(const QSharedPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerObjectCast(const QWeakPointer<T> &src); template <class X, class T> QWeakPointer<X> qWeakPointerCast(const QWeakPointer<T> &src); QT_END_NAMESPACE QT_END_HEADER #endif // Q_QDOC #endif // QSHAREDPOINTER_H