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/*
* This file is part of the Shiboken Python Bindings Generator project.
*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
*
* Contact: PySide team <contact@pyside.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AUTODECREF_H
#define AUTODECREF_H
#include <Python.h>
#include "shibokenmacros.h"
namespace Shiboken
{
/**
* AutoDecRef holds a PyObject pointer and decrement its reference counter when destroyed.
*/
class LIBSHIBOKEN_API AutoDecRef
{
public:
/**
* AutoDecRef constructor.
* /param pyobj A borrowed reference to a Python object
*/
explicit AutoDecRef(PyObject* pyobj) : m_pyobj(pyobj) {}
~AutoDecRef() {
Py_XDECREF(m_pyobj);
}
inline bool isNull() const { return m_pyobj == 0; }
/// Returns the pointer of the Python object being held.
inline PyObject* object() { return m_pyobj; }
inline operator PyObject*() { return m_pyobj; }
inline operator PyTupleObject*() { return reinterpret_cast<PyTupleObject*>(m_pyobj); }
inline operator bool() const { return m_pyobj; }
inline PyObject* operator->() { return m_pyobj; }
private:
PyObject* m_pyobj;
AutoDecRef(const AutoDecRef&);
AutoDecRef& operator=(const AutoDecRef&);
};
} // namespace Shiboken
#endif // AUTODECREF_H
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