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/*
* This file is part of the Shiboken Python Binding Generator project.
*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
*
* Contact: PySide team <contact@pyside.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation. Please
* review the following information to ensure the GNU Lesser General
* Public License version 2.1 requirements will be met:
* http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
*
* As a special exception to the GNU Lesser General Public License
* version 2.1, the object code form of a "work that uses the Library"
* may incorporate material from a header file that is part of the
* Library. You may distribute such object code under terms of your
* choice, provided that the incorporated material (i) does not exceed
* more than 5% of the total size of the Library; and (ii) is limited to
* numerical parameters, data structure layouts, accessors, macros,
* inline functions and templates.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef BASEWRAPPER_H
#define BASEWRAPPER_H
#include <Python.h>
namespace Shiboken
{
extern "C"
{
struct PyBaseWrapper
{
PyObject_HEAD
PyTypeObject* baseWrapperType;
void* cptr;
uint hasOwnership : 1;
uint validCppObject : 1;
};
} // extern "C"
#define PyBaseWrapper_Check(op) PyObject_TypeCheck(op, &PyBaseWrapper_Type)
#define PyBaseWrapper_CheckExact(op) ((op)->ob_type == &PyBaseWrapper_Type)
#define PyBaseWrapper_cptr(pyobj) (((Shiboken::PyBaseWrapper*)pyobj)->cptr)
#define PyBaseWrapper_setCptr(pyobj,c) (((Shiboken::PyBaseWrapper*)pyobj)->cptr = c)
#define PyBaseWrapper_hasOwnership(pyobj) (((Shiboken::PyBaseWrapper*)pyobj)->hasOwnership)
#define PyBaseWrapper_setOwnership(pyobj,o) (((Shiboken::PyBaseWrapper*)pyobj)->hasOwnership = o)
#define PyBaseWrapper_validCppObject(pyobj) (((Shiboken::PyBaseWrapper*)pyobj)->validCppObject)
#define PyBaseWrapper_setValidCppObject(pyobj,v) (((Shiboken::PyBaseWrapper*)pyobj)->validCppObject = v)
PyAPI_FUNC(PyObject*)
PyBaseWrapper_New(PyTypeObject *instanceType, PyTypeObject *baseWrapperType,
void *cptr, uint hasOwnership = 1);
inline bool
cppObjectIsValid(PyBaseWrapper* self)
{
if (self->validCppObject)
return true;
PyErr_SetString(PyExc_RuntimeError, "internal C++ object already deleted.");
return false;
}
template <typename T>
PyAPI_FUNC(void)
PyBaseWrapper_Dealloc(PyObject* self)
{
if (PyBaseWrapper_hasOwnership(self)) {
delete ((T*)PyBaseWrapper_cptr(self));
}
Py_TYPE(((PyBaseWrapper*)self))->tp_free((PyObject*)self);
}
} // namespace Shiboken
#endif // BASEWRAPPER_H
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