demos/spreadsheet/spreadsheet.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the demonstration applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    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
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    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