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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QNATIVEINTERFACE_P_H
#define QNATIVEINTERFACE_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/qglobal.h>
#include <QtCore/qloggingcategory.h>
QT_BEGIN_NAMESPACE
namespace QtPrivate {
Q_CORE_EXPORT Q_DECLARE_LOGGING_CATEGORY(lcNativeInterface)
}
// Provides a definition for the interface destructor
#define QT_DEFINE_NATIVE_INTERFACE_2(Namespace, InterfaceClass) \
QT_PREPEND_NAMESPACE(Namespace)::InterfaceClass::~InterfaceClass() = default
#define QT_DEFINE_NATIVE_INTERFACE(...) \
QT_OVERLOADED_MACRO(QT_DEFINE_NATIVE_INTERFACE, QNativeInterface, __VA_ARGS__)
#define QT_DEFINE_PRIVATE_NATIVE_INTERFACE(...) \
QT_OVERLOADED_MACRO(QT_DEFINE_NATIVE_INTERFACE, QNativeInterface::Private, __VA_ARGS__)
#define QT_NATIVE_INTERFACE_RETURN_IF(NativeInterface, baseType) \
{ \
using QtPrivate::lcNativeInterface; \
using QNativeInterface::Private::TypeInfo; \
qCDebug(lcNativeInterface, "Comparing requested interface name %s with available %s", \
name, TypeInfo<NativeInterface>::name()); \
if (qstrcmp(name, TypeInfo<NativeInterface>::name()) == 0) { \
qCDebug(lcNativeInterface, \
"Match for interface %s. Comparing revisions (requested %d / available %d)", \
name, revision, TypeInfo<NativeInterface>::revision()); \
if (revision == TypeInfo<NativeInterface>::revision()) { \
qCDebug(lcNativeInterface) << "Full match. Returning dynamic cast of" << baseType; \
return dynamic_cast<NativeInterface *>(baseType); \
} else { \
qCWarning(lcNativeInterface, \
"Native interface revision mismatch (requested %d / available %d) for " \
"interface %s", \
revision, TypeInfo<NativeInterface>::revision(), name); \
return nullptr; \
} \
} else { \
qCDebug(lcNativeInterface, "No match for requested interface name %s", name); \
} \
}
QT_END_NAMESPACE
#endif // QNATIVEINTERFACE_P_H
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