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diff --git a/src/declarative/qml/qmlguard_p.h b/src/declarative/qml/qmlguard_p.h
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-/****************************************************************************
-**
-** Copyright (C) 2010 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 QMLGUARD_P_H
-#define QMLGUARD_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists for the convenience
-// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header
-// file may change from version to version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include <QtCore/qglobal.h>
-
-QT_BEGIN_NAMESPACE
-
-class QObject;
-template<class T>
-class QmlGuard
-{
- QObject *o;
- QmlGuard<QObject> *next;
- QmlGuard<QObject> **prev;
- friend class QmlDeclarativeData;
-public:
- inline QmlGuard();
- inline QmlGuard(T *);
- inline QmlGuard(const QmlGuard<T> &);
- inline virtual ~QmlGuard();
-
- inline QmlGuard<T> &operator=(const QmlGuard<T> &o);
- inline QmlGuard<T> &operator=(T *);
-
- inline bool isNull() const
- { return !o; }
-
- inline T* operator->() const
- { return static_cast<T*>(const_cast<QObject*>(o)); }
- inline T& operator*() const
- { return *static_cast<T*>(const_cast<QObject*>(o)); }
- inline operator T*() const
- { return static_cast<T*>(const_cast<QObject*>(o)); }
- inline T* data() const
- { return static_cast<T*>(const_cast<QObject*>(o)); }
-
-protected:
- virtual void objectDestroyed(T *) {}
-
-private:
- inline void addGuard();
- inline void remGuard();
-};
-
-QT_END_NAMESPACE
-
-Q_DECLARE_METATYPE(QmlGuard<QObject>);
-
-#include "qmldeclarativedata_p.h"
-
-QT_BEGIN_NAMESPACE
-
-template<class T>
-QmlGuard<T>::QmlGuard()
-: o(0), next(0), prev(0)
-{
-}
-
-template<class T>
-QmlGuard<T>::QmlGuard(T *g)
-: o(g), next(0), prev(0)
-{
- if (o) addGuard();
-}
-
-template<class T>
-QmlGuard<T>::QmlGuard(const QmlGuard<T> &g)
-: o(g.o), next(0), prev(0)
-{
- if (o) addGuard();
-}
-
-template<class T>
-QmlGuard<T>::~QmlGuard()
-{
- if (prev) remGuard();
- o = 0;
-}
-
-template<class T>
-QmlGuard<T> &QmlGuard<T>::operator=(const QmlGuard<T> &g)
-{
- if (g.o != o) {
- if (prev) remGuard();
- o = g.o;
- if (o) addGuard();
- }
- return *this;
-}
-
-template<class T>
-QmlGuard<T> &QmlGuard<T>::operator=(T *g)
-{
- if (g != o) {
- if (prev) remGuard();
- o = g;
- if (o) addGuard();
- }
- return *this;
-}
-
-QT_END_NAMESPACE
-
-#endif // QMLGUARD_P_H