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     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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     7 ** This file is part of the demonstration applications of the Qt Toolkit.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #ifndef SPREADSHEET_H

    43 #define SPREADSHEET_H

    44 

    45 #include <QMainWindow>

    46 

    47 QT_BEGIN_NAMESPACE

    48 class QAction;

    49 class QLabel;

    50 class QLineEdit;

    51 class QToolBar;

    52 class QTableWidgetItem;

    53 class QTableWidget;

    54 QT_END_NAMESPACE

    55 

    56 class SpreadSheet : public QMainWindow

    57 {

    58     Q_OBJECT

    59 

    60 public:

    61 

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

    63 

    64 public slots:

    65     void updateStatus(QTableWidgetItem *item);

    66     void updateColor(QTableWidgetItem *item);

    67     void updateLineEdit(QTableWidgetItem *item);

    68     void returnPressed();

    69     void selectColor();

    70     void selectFont();

    71     void clear();

    72     void showAbout();

    73 

    74     void print();

    75 

    76     void actionSum();

    77     void actionSubtract();

    78     void actionAdd();

    79     void actionMultiply();

    80     void actionDivide();  

    81 

    82 protected:

    83     void setupContextMenu();

    84     void setupContents();

    85 

    86     void setupMenuBar();

    87     void createActions();

    88 

    89     void actionMath_helper(const QString &title, const QString &op);

    90     bool runInputDialog(const QString &title,

    91                         const QString &c1Text,

    92                         const QString &c2Text,

    93                         const QString &opText,

    94                         const QString &outText,

    95                         QString *cell1, QString *cell2, QString *outCell);

    96 private:

    97     QToolBar *toolBar;

    98     QAction *colorAction;

    99     QAction *fontAction;

   100     QAction *firstSeparator;

   101     QAction *cell_sumAction;

   102     QAction *cell_addAction;

   103     QAction *cell_subAction;

   104     QAction *cell_mulAction;

   105     QAction *cell_divAction;

   106     QAction *secondSeparator;

   107     QAction *clearAction;

   108     QAction *aboutSpreadSheet;

   109     QAction *exitAction;

   110 

   111     QAction *printAction;

   112 

   113     QLabel *cellLabel;

   114     QTableWidget *table;

   115     QLineEdit *formulaInput;

   116 

   117 };

   118 

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

   120 QString encode_pos(int row, int col);

   121 

   122 

   123 #endif // SPREADSHEET_H

   124