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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
*/
#include "bindingmanager.h"
namespace Shiboken
{
BindingManager& BindingManager::instance() {
static BindingManager singleton;
return singleton;
}
bool BindingManager::hasWrapper(void* cptr)
{
return m_wrapperMapper.count(cptr);
}
void BindingManager::assignWrapper(PyObject* wrapper, void* cptr)
{
std::map<void*, PyObject*>::iterator iter = m_wrapperMapper.find(cptr);
if (iter == m_wrapperMapper.end())
m_wrapperMapper.insert(std::pair<void*, PyObject*>(cptr, wrapper));
else
iter->second = wrapper;
}
void BindingManager::releaseWrapper(void *cptr)
{
std::map<void*, PyObject*>::iterator iter = m_wrapperMapper.find(cptr);
if (iter != m_wrapperMapper.end())
m_wrapperMapper.erase(iter);
}
inline void BindingManager::releaseWrapper(PyObject* wrapper)
{
releaseWrapper(PyBaseWrapper_cptr(wrapper));
}
PyObject* BindingManager::retrieveWrapper(void* cptr)
{
std::map<void*, PyObject*>::iterator iter = m_wrapperMapper.find(cptr);
if (iter == m_wrapperMapper.end())
return 0;
return iter->second;
}
PyObject* BindingManager::getOverride(void* cptr, const char* methodName)
{
PyObject* wrapper = retrieveWrapper(cptr);
fprintf(stderr, "[%s:%d] method: %s, wrapper: %s\n", __FUNCTION__, __LINE__, methodName, wrapper->ob_type->tp_name);
if (wrapper) {
PyTypeObject* baseWrapperType = ((Shiboken::PyBaseWrapper*)wrapper)->baseWrapperType;
fprintf(stderr, "[%s:%d] basewrapper: %s\n", __FUNCTION__, __LINE__, baseWrapperType->tp_name);
PyObject* method = PyObject_GetAttrString(wrapper, const_cast<char*>(methodName));
if (method != 0) {
PyObject* defaultMethod = 0;
if (PyMethod_Check(method) &&
((PyMethodObject*) method)->im_self == wrapper &&
baseWrapperType->tp_dict != 0) {
defaultMethod = PyDict_GetItemString(baseWrapperType->tp_dict, const_cast<char*>(methodName));
}
if (((PyMethodObject*)method)->im_func != defaultMethod)
return method;
Py_DECREF(method);
}
}
return 0;
}
} // namespace Shiboken
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