Qt 4.6: spreadsheet.h Example File (demos/spreadsheet/spreadsheet.h)

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# spreadsheet.h Example File
demos/spreadsheet/spreadsheet.h

     /****************************************************************************
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     ** Contact: Nokia Corporation (qt-info@nokia.com)
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     ** This file is part of the demonstration applications of the Qt Toolkit.
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     ** GNU Lesser General Public License Usage
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     #ifndef SPREADSHEET_H
     #define SPREADSHEET_H

     #include <QMainWindow>

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

     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