// Copyright (C) 2016 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause //! [using a custom style] #include #include "customstyle.h" int main(int argc, char *argv[]) { QApplication::setStyle(new CustomStyle); QApplication app(argc, argv); QSpinBox spinBox; spinBox.show(); return app.exec(); } //! [using a custom style]