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/*
* This file is part of the Shiboken Python Bindings Generator project.
*
* Copyright (C) 2009-2010 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 BINDINGMANAGER_H
#define BINDINGMANAGER_H
#include "sbkpython.h"
#include <set>
#include "shibokenmacros.h"
struct SbkObject;
struct SbkObjectType;
namespace Shiboken
{
typedef void (*ObjectVisitor)(SbkObject*, void*);
class LIBSHIBOKEN_API BindingManager
{
public:
static BindingManager& instance();
bool hasWrapper(const void *cptr);
void registerWrapper(SbkObject* pyObj, void* cptr);
void releaseWrapper(SbkObject* wrapper);
SbkObject* retrieveWrapper(const void* cptr);
PyObject* getOverride(const void* cptr, const char* methodName);
void addClassInheritance(SbkObjectType* parent, SbkObjectType* child);
/**
* \deprecated Use \fn resolveType(void**, SbkObjectType*), this version is broken when used with multiple inheritance
* because the \p cptr pointer of the discovered type may be different of the given \p cptr in case
* of multiple inheritance
*/
SBK_DEPRECATED(SbkObjectType* resolveType(void* cptr, SbkObjectType* type));
/**
* Try to find the correct type of *cptr knowing that it's at least of type \p type.
* In case of multiple inheritance this function may change the contents of cptr.
* \param cptr a pointer to a pointer to the instance of type \p type
* \param type type of *cptr
* \warning This function is slow, use it only as last resort.
*/
SbkObjectType* resolveType(void** cptr, SbkObjectType* type);
std::set<SbkObject*> getAllPyObjects();
/**
* Calls the function \p visitor for each object registered on binding manager.
* \note As various C++ pointers can point to the same PyObject due to multiple inheritance
* a PyObject can be called more than one time for each PyObject.
* \param visitor function called for each object.
* \param data user data passed as second argument to the visitor function.
*/
void visitAllPyObjects(ObjectVisitor visitor, void* data);
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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