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/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt for Python.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 QTCOREHELPER_H
#define QTCOREHELPER_H
#include <QtCore/qmutex.h>
namespace QtCoreHelper {
using MutexLocker = QMutexLocker<QMutex>;
using RecursiveMutexLocker = QMutexLocker<QRecursiveMutex>;
// ::QMutexLocker is a template with the QMutex class as parameter which can
// only be represented by different type names in Python. Provide a common API.
class QMutexLocker
{
public:
Q_DISABLE_COPY_MOVE(QMutexLocker)
explicit QMutexLocker(QMutex *m)
: m_mutexLocker(new MutexLocker(m))
{
}
explicit QMutexLocker(QRecursiveMutex *m)
: m_recursiveMutexLocker(new RecursiveMutexLocker(m))
{
}
void unlock()
{
if (m_mutexLocker)
m_mutexLocker->unlock();
else
m_recursiveMutexLocker->unlock();
}
void relock()
{
if (m_mutexLocker)
m_mutexLocker->relock();
else
m_recursiveMutexLocker->relock();
}
QMutex *mutex() const
{
return m_mutexLocker ? m_mutexLocker->mutex() : nullptr;
}
QRecursiveMutex *recursiveMutex() const
{
return m_recursiveMutexLocker ? m_recursiveMutexLocker->mutex() : nullptr;
}
~QMutexLocker()
{
delete m_mutexLocker;
delete m_recursiveMutexLocker;
}
private:
MutexLocker *m_mutexLocker = nullptr;
RecursiveMutexLocker *m_recursiveMutexLocker = nullptr;
};
} // namespace QtCoreHelper
#endif // QTCOREHELPER_H
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