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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTREEWIDGETITEMITERATOR_P_H
#define QTREEWIDGETITEMITERATOR_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/qstack.h>
#ifndef QT_NO_TREEWIDGET
#include "qtreewidgetitemiterator.h"
QT_BEGIN_NAMESPACE
class QTreeModel;
class QTreeWidgetItem;
class QTreeWidgetItemIteratorPrivate {
Q_DECLARE_PUBLIC(QTreeWidgetItemIterator)
public:
QTreeWidgetItemIteratorPrivate(QTreeWidgetItemIterator *q, QTreeModel *model)
: m_currentIndex(0), m_model(model), q_ptr(q)
{
}
QTreeWidgetItemIteratorPrivate(const QTreeWidgetItemIteratorPrivate& other)
: m_currentIndex(other.m_currentIndex), m_model(other.m_model),
m_parentIndex(other.m_parentIndex), q_ptr(other.q_ptr)
{
}
QTreeWidgetItemIteratorPrivate &operator=(const QTreeWidgetItemIteratorPrivate& other)
{
m_currentIndex = other.m_currentIndex;
m_parentIndex = other.m_parentIndex;
m_model = other.m_model;
return (*this);
}
~QTreeWidgetItemIteratorPrivate()
{
}
QTreeWidgetItem* nextSibling(const QTreeWidgetItem* item) const;
void ensureValidIterator(const QTreeWidgetItem *itemToBeRemoved);
QTreeWidgetItem *next(const QTreeWidgetItem *current);
QTreeWidgetItem *previous(const QTreeWidgetItem *current);
private:
int m_currentIndex;
QTreeModel *m_model; // This iterator class should not have ownership of the model.
QStack<int> m_parentIndex;
QTreeWidgetItemIterator *q_ptr;
};
QT_END_NAMESPACE
#endif // QT_NO_TREEWIDGET
#endif //QTREEWIDGETITEMITERATOR_P_H
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