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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
*/
#include "typeresolver.h"
#include "google/dense_hash_map"
#include "sbkdbg.h"
#include <cstdlib>
#include <string>
using namespace Shiboken;
typedef google::dense_hash_map<std::string, TypeResolver*> TypeResolverMap;
static TypeResolverMap typeResolverMap;
struct TypeResolver::TypeResolverPrivate
{
const char* typeName; // maybe this is not needed anymore
CppToPythonFunc cppToPython;
PythonToCppFunc pythonToCpp;
DeleteObjectFunc deleteObject;
PyTypeObject* pyType;
};
static void deinitTypeResolver()
{
for (TypeResolverMap::const_iterator it = typeResolverMap.begin(); it != typeResolverMap.end(); ++it)
delete it->second;
typeResolverMap.clear();
}
void Shiboken::initTypeResolver()
{
assert(typeResolverMap.empty());
typeResolverMap.set_empty_key("");
typeResolverMap.set_deleted_key("?");
std::atexit(deinitTypeResolver);
}
static void registerTypeResolver(TypeResolver* resolver)
{
typeResolverMap[resolver->typeName()] = resolver;
}
TypeResolver::TypeResolver(const char* typeName, TypeResolver::CppToPythonFunc cppToPy, TypeResolver::PythonToCppFunc pyToCpp, PyTypeObject* pyType, TypeResolver::DeleteObjectFunc deleter)
{
m_d = new TypeResolverPrivate;
m_d->typeName = typeName;
m_d->cppToPython = cppToPy;
m_d->pythonToCpp = pyToCpp;
m_d->deleteObject = deleter;
m_d->pyType = pyType;
registerTypeResolver(this);
}
TypeResolver::~TypeResolver()
{
delete m_d;
}
TypeResolver* TypeResolver::get(const char* typeName)
{
TypeResolverMap::const_iterator it = typeResolverMap.find(typeName);
if (it != typeResolverMap.end()) {
return it->second;
} else {
SbkDbg() << "Can't find type resolver for " << typeName;
return 0;
}
}
const char* TypeResolver::typeName() const
{
return m_d->typeName;
}
void* TypeResolver::toCpp(PyObject* pyObj)
{
return m_d->pythonToCpp(pyObj);
}
PyObject* TypeResolver::toPython(void* cppObj)
{
return m_d->cppToPython(cppObj);
}
void TypeResolver::deleteObject(void* object)
{
if (m_d->deleteObject)
m_d->deleteObject(object);
}
PyTypeObject* TypeResolver::pythonType()
{
return m_d->pyType;
}
TypeResolver::Type TypeResolver::getType(const char* name)
{
std::string typeName(name);
int len = typeName.size() - 1;
if (len > 1) {
if (typeName[len] == '*')
typeName.erase(len, 1);
TypeResolver *resolver = TypeResolver::get(typeName.c_str());
if (resolver)
return TypeResolver::ValueType;
typeName += '*';
resolver = TypeResolver::get(typeName.c_str());
if (resolver)
return TypeResolver::ObjectType;
}
return TypeResolver::UnknownType;
}
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