Revision control
++ // Copyright (C) 2018 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #ifndef QWAYLANDUTILS_P_H
++ #define QWAYLANDUTILS_P_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt API. It exists purely as an
++ // implementation detail. This header file may change from version to
++ // version without notice, or even be removed.
++ //
++ // We mean it.
++ //
++
++ #include <QtCore/private/qglobal_p.h>
++
++ struct wl_resource;
++
++ QT_BEGIN_NAMESPACE
++
++ namespace QtWayland {
++
++ template<typename return_type>
++ return_type fromResource(struct ::wl_resource *resource) {
++ if (auto *r = std::remove_pointer<return_type>::type::Resource::fromResource(resource))
++ return static_cast<return_type>(r->object());
++ return nullptr;
++ }
++
++ } // namespace QtWayland
++
++ QT_END_NAMESPACE
++
++ #endif // QWAYLANDUTILS_P_H