8b42614c6c
Cleanup the Spreadsheet example: - use nullptr - use for instead foreach Change-Id: I55deed157403a46d98a6d753ef46e4cbe5730b4f Reviewed-by: Luca Beldi <v.ronin@yahoo.it> Reviewed-by: Paul Wicking <paul.wicking@qt.io> Reviewed-by: Sze Howe Koh <szehowe.koh@gmail.com>
132 lines
4.2 KiB
C++
132 lines
4.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef SPREADSHEET_H
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#define SPREADSHEET_H
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#include <QMainWindow>
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QT_BEGIN_NAMESPACE
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class QAction;
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class QLabel;
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class QLineEdit;
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class QToolBar;
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class QTableWidgetItem;
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class QTableWidget;
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QT_END_NAMESPACE
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class SpreadSheet : public QMainWindow
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{
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Q_OBJECT
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public:
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SpreadSheet(int rows, int cols, QWidget *parent = nullptr);
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public slots:
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void updateStatus(QTableWidgetItem *item);
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void updateColor(QTableWidgetItem *item);
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void updateLineEdit(QTableWidgetItem *item);
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void returnPressed();
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void selectColor();
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void selectFont();
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void clear();
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void showAbout();
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void print();
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void actionSum();
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void actionSubtract();
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void actionAdd();
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void actionMultiply();
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void actionDivide();
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protected:
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void setupContextMenu();
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void setupContents();
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void setupMenuBar();
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void createActions();
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void actionMath_helper(const QString &title, const QString &op);
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bool runInputDialog(const QString &title,
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const QString &c1Text,
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const QString &c2Text,
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const QString &opText,
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const QString &outText,
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QString *cell1, QString *cell2, QString *outCell);
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private:
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QToolBar *toolBar;
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QAction *colorAction;
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QAction *fontAction;
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QAction *firstSeparator;
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QAction *cell_sumAction;
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QAction *cell_addAction;
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QAction *cell_subAction;
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QAction *cell_mulAction;
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QAction *cell_divAction;
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QAction *secondSeparator;
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QAction *clearAction;
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QAction *aboutSpreadSheet;
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QAction *exitAction;
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QAction *printAction;
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QLabel *cellLabel;
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QTableWidget *table;
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QLineEdit *formulaInput;
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};
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void decode_pos(const QString &pos, int *row, int *col);
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QString encode_pos(int row, int col);
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#endif // SPREADSHEET_H
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