qt5base-lts/examples/widgets/itemviews/spreadsheet/spreadsheetitem.h

/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef SPREADSHEETITEM_H
#define SPREADSHEETITEM_H

#include <QTableWidgetItem>
#include <QtWidgets>
#include "spreadsheet.h"

class SpreadSheetItem : public QTableWidgetItem
{
public:
    SpreadSheetItem();
    SpreadSheetItem(const QString &text);

    QTableWidgetItem *clone() const;

    QVariant data(int role) const;
    void setData(int role, const QVariant &value);
    QVariant display() const;

    inline QString formula() const
    { return QTableWidgetItem::data(Qt::DisplayRole).toString(); }

    static QVariant computeFormula(const QString &formula,
                                   const QTableWidget *widget,
                                   const QTableWidgetItem *self = 0);

private:
    mutable bool isResolving;
};

#endif // SPREADSHEETITEM_H