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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 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 BINDINGMANAGER_H
#define BINDINGMANAGER_H
#include <Python.h>
#include "shibokenmacros.h"
namespace Shiboken
{
struct SbkBaseWrapper;
class LIBSHIBOKEN_API BindingManager
{
public:
static BindingManager& instance();
bool hasWrapper(const void *cptr);
void registerWrapper( Shiboken::SbkBaseWrapper* pyobj, void* cptr);
void releaseWrapper(PyObject* wrapper);
PyObject* retrieveWrapper(const void* cptr);
PyObject* getOverride(const void* cptr, const char* methodName);
/// Invalidate the Python wrapper and removes the relations from C++ pointers to the Python wrapper.
void invalidateWrapper(SbkBaseWrapper* wrapper);
/// Convenience method to call invalidateWrapper with a properly cast SbkBaseWrapper.
inline void invalidateWrapper(PyObject* wrapper)
{
invalidateWrapper(reinterpret_cast<SbkBaseWrapper*>(wrapper));
}
/// Convenience method to invalidate the Python wrapper for a C++ wrapped object. Do nothing if C++ pointer has no Python wrapper.
void invalidateWrapper(const void* cptr);
/// Transfers the ownership of a Python wrapper to C++.
void transferOwnershipToCpp(SbkBaseWrapper* wrapper);
/// Convenience method to call transferOwnershipToCpp with a properly cast SbkBaseWrapper.
inline void transferOwnershipToCpp(PyObject* wrapper)
{
transferOwnershipToCpp(reinterpret_cast<SbkBaseWrapper*>(wrapper));
}
private:
~BindingManager();
// disable copy
BindingManager();
BindingManager(const BindingManager&);
BindingManager& operator=(const BindingManager&);
struct BindingManagerPrivate;
BindingManagerPrivate* m_d;
};
} // namespace Shiboken
#endif // BINDINGMANAGER_H
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