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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 demonstration applications 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 SPREADSHEET_H
#define SPREADSHEET_H

#include <QMainWindow>

QT_BEGIN_NAMESPACE
class QAction;
class QLabel;
class QLineEdit;
class QToolBar;
class QTableWidgetItem;
class QTableWidget;
QT_END_NAMESPACE

class SpreadSheet : public QMainWindow
{
    Q_OBJECT

public:

    SpreadSheet(int rows, int cols, QWidget *parent = 0);

public slots:
    void updateStatus(QTableWidgetItem *item);
    void updateColor(QTableWidgetItem *item);
    void updateLineEdit(QTableWidgetItem *item);
    void returnPressed();
    void selectColor();
    void selectFont();
    void clear();
    void showAbout();

    void print();

    void actionSum();
    void actionSubtract();
    void actionAdd();
    void actionMultiply();
    void actionDivide();  

protected:
    void setupContextMenu();
    void setupContents();

    void setupMenuBar();
    void createActions();

    void actionMath_helper(const QString &title, const QString &op);
    bool runInputDialog(const QString &title,
                        const QString &c1Text,
                        const QString &c2Text,
                        const QString &opText,
                        const QString &outText,
                        QString *cell1, QString *cell2, QString *outCell);
private:
    QToolBar *toolBar;
    QAction *colorAction;
    QAction *fontAction;
    QAction *firstSeparator;
    QAction *cell_sumAction;
    QAction *cell_addAction;
    QAction *cell_subAction;
    QAction *cell_mulAction;
    QAction *cell_divAction;
    QAction *secondSeparator;
    QAction *clearAction;
    QAction *aboutSpreadSheet;
    QAction *exitAction;

    QAction *printAction;

    QLabel *cellLabel;
    QTableWidget *table;
    QLineEdit *formulaInput;

};

void decode_pos(const QString &pos, int *row, int *col);
QString encode_pos(int row, int col);


#endif // SPREADSHEET_H