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spreadsheet.h

/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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
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** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
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** 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
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#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


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