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// This is the support code for QMetaObject.
//
// Copyright (c) 2018 Riverbank Computing Limited <info@riverbankcomputing.com>
//
// This file is part of PyQt5.
//
// This file may be used under the terms of the GNU General Public License
// version 3.0 as published by the Free Software Foundation and appearing in
// the file LICENSE included in the packaging of this file. Please review the
// following information to ensure the GNU General Public License version 3.0
// requirements will be met: http://www.gnu.org/copyleft/gpl.html.
//
// If you do not wish to use this file under the terms of the GPL version 3.0
// then you may purchase a commercial license. For more information contact
// info@riverbankcomputing.com.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#include <Python.h>
#include <QGenericArgument>
#include <QGenericReturnArgument>
#include "qpycore_api.h"
#include "qpycore_chimera.h"
#include "qpycore_misc.h"
#include "sipAPIQtCore.h"
// Forward declarations.
static PyObject *ArgumentStorage_New(PyObject *type, PyObject *data);
#if defined(SIP_USE_PYCAPSULE)
extern "C" {static void ArgumentStorage_delete(PyObject *cap);}
#else
extern "C" {static void ArgumentStorage_delete(void *stv);}
#endif
// Return a wrapped QGenericArgument for the given type and Python object.
PyObject *qpycore_ArgumentFactory(PyObject *type, PyObject *data)
{
PyObject *as_obj = ArgumentStorage_New(type, data);
if (!as_obj)
{
Chimera::raiseParseException(type, "a Q_ARG()");
return 0;
}
#if defined(SIP_USE_PYCAPSULE)
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCapsule_GetPointer(as_obj, NULL));
#else
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCObject_AsVoidPtr(as_obj));
#endif
QGenericArgument *arg = new QGenericArgument(
st->type()->name().constData(), st->address());
PyObject *ga_obj = sipConvertFromNewType(arg, sipType_QGenericArgument, 0);
if (ga_obj)
{
// Stash the storage in the user field so that everything will be
// properly garbage collected.
sipSetUserObject((sipSimpleWrapper *)ga_obj, as_obj);
}
else
{
delete arg;
Py_DECREF(as_obj);
}
return ga_obj;
}
// Return a wrapped QGenericReturnArgument for the given type.
PyObject *qpycore_ReturnFactory(PyObject *type)
{
PyObject *as_obj = ArgumentStorage_New(type, 0);
if (!as_obj)
{
Chimera::raiseParseException(type, "a Q_RETURN_ARG()");
return 0;
}
#if defined(SIP_USE_PYCAPSULE)
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCapsule_GetPointer(as_obj, NULL));
#else
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCObject_AsVoidPtr(as_obj));
#endif
QGenericReturnArgument *arg = new QGenericReturnArgument(
st->type()->name().constData(), st->address());
PyObject *gra_obj = sipConvertFromNewType(arg,
sipType_QGenericReturnArgument, 0);
if (gra_obj)
{
// Stash the storage in the user field so that everything will be
// properly garbage collected.
sipSetUserObject((sipSimpleWrapper *)gra_obj, as_obj);
}
else
{
delete arg;
Py_DECREF(as_obj);
}
return gra_obj;
}
// Return the Python result from a QGenericReturnArgument.
PyObject *qpycore_ReturnValue(PyObject *gra_obj)
{
PyObject *as_obj = sipGetUserObject((sipSimpleWrapper *)gra_obj);
#if defined(SIP_USE_PYCAPSULE)
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCapsule_GetPointer(as_obj, NULL));
#else
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCObject_AsVoidPtr(as_obj));
#endif
return st->toPyObject();
}
#if defined(SIP_USE_PYCAPSULE)
// The PyCapsule destructor for the ArgumentStorage type.
static void ArgumentStorage_delete(PyObject *cap)
{
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(
PyCapsule_GetPointer(cap, NULL));
const Chimera *ct = st->type();
delete st;
delete ct;
}
#else
// The PyCObject destructor for the ArgumentStorage type.
static void ArgumentStorage_delete(void *stv)
{
Chimera::Storage *st = reinterpret_cast<Chimera::Storage *>(stv);
const Chimera *ct = st->type();
delete st;
delete ct;
}
#endif
// Returns a Python object wrapping an ArgumentStorage instance.
static PyObject *ArgumentStorage_New(PyObject *type, PyObject *data)
{
const Chimera *ct = Chimera::parse(type);
if (!ct)
return 0;
Chimera::Storage *st;
if (data)
st = ct->fromPyObjectToStorage(data);
else
st = ct->storageFactory();
if (!st)
{
delete ct;
return 0;
}
// Convert to a Python object.
#if defined(SIP_USE_PYCAPSULE)
PyObject *as_obj = PyCapsule_New(st, NULL, ArgumentStorage_delete);
#else
PyObject *as_obj = PyCObject_FromVoidPtr(st, ArgumentStorage_delete);
#endif
if (!as_obj)
{
delete st;
delete ct;
}
return as_obj;
}
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