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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGRAPHICSLAYOUTITEM_P_H
#define QGRAPHICSLAYOUTITEM_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/QSizeF>
#include <QtGui/QSizePolicy>
QT_BEGIN_NAMESPACE
class QGraphicsLayoutItem;
class Q_AUTOTEST_EXPORT QGraphicsLayoutItemPrivate
{
Q_DECLARE_PUBLIC(QGraphicsLayoutItem)
public:
virtual ~QGraphicsLayoutItemPrivate();
QGraphicsLayoutItemPrivate(QGraphicsLayoutItem *parent, bool isLayout);
void init();
QSizeF *effectiveSizeHints(const QSizeF &constraint) const;
QGraphicsItem *parentItem() const;
void ensureUserSizeHints();
void setSize(Qt::SizeHint which, const QSizeF &size);
enum SizeComponent { Width, Height };
void setSizeComponent(Qt::SizeHint which, SizeComponent component, qreal value);
QSizePolicy sizePolicy;
QGraphicsLayoutItem *parent;
QSizeF *userSizeHints;
mutable QSizeF cachedSizeHints[Qt::NSizeHints];
mutable QSizeF cachedConstraint;
mutable quint32 sizeHintCacheDirty : 1;
quint32 isLayout : 1;
quint32 ownedByLayout : 1;
QGraphicsLayoutItem *q_ptr;
QRectF geom;
QGraphicsItem *graphicsItem;
};
QT_END_NAMESPACE
#endif //QGRAPHICSLAYOUTITEM_P_H
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