main.cpp

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// ======================================================================
//  main.cpp
// ======================================================================
//                   This file is a part of the book 
//             "Qt 5.10 Professional programming with C++"
//                       http://qt-book.com
// ======================================================================
//  Copyright (c) 2017 by Max Schlee
// ======================================================================

#include <QtWidgets>

// ----------------------------------------------------------------------
int main (int argc, char** argv)
{
    QApplication app(argc, argv);
    QSpinBox     spb;

    spb.setRange(1, 100);
    spb.setSuffix(" MB");
    spb.setButtonSymbols(QSpinBox::PlusMinus);
    spb.setWrapping(true);
    spb.show();
    spb.resize(100, 30);

    QApplication::setStyle("Windows");
    return app.exec();
}