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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (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 qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#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)
{
}
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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