Qt 5.6 | Qt Widgets | Spreadsheet | spreadsheet.h Example File

Qt 5.6.2 Reference Documentation

# spreadsheet.h Example File

itemviews/spreadsheet/spreadsheet.h

      /****************************************************************************
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      ** Copyright (C) 2015 The Qt Company Ltd.
      ** Contact: http://www.qt.io/licensing/
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      ** This file is part of the demonstration applications of the Qt Toolkit.
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      ** $QT_BEGIN_LICENSE:LGPL21$
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      ** Alternatively, this file may be used under the terms of the GNU Lesser
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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