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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <sbkpython.h>
#include "pysideclassinfo.h"
#include "pyside_p.h"
#include "pysideclassinfo_p.h"
#include "dynamicqmetaobject.h"
#include <shiboken.h>
#include <signature.h>
extern "C"
{
static PyTypeObject *createClassInfoType()
{
auto typeSlots =
PySide::ClassDecorator::Methods<PySide::ClassInfo::ClassInfoPrivate>::typeSlots();
PyType_Spec PySideClassInfoType_spec = {
"2:PySide6.QtCore.ClassInfo",
sizeof(PySideClassDecorator),
0,
Py_TPFLAGS_DEFAULT,
typeSlots.data()};
return SbkType_FromSpec(&PySideClassInfoType_spec);
};
PyTypeObject *PySideClassInfo_TypeF(void)
{
static auto *type = createClassInfoType();
return type;
}
} // extern "C"
namespace PySide::ClassInfo {
const char *ClassInfoPrivate::name() const
{
return "ClassInfo";
}
PyObject *ClassInfoPrivate::tp_call(PyObject *self, PyObject *args, PyObject * /* kw */)
{
PyObject *klass = tp_call_check(args, CheckMode::QObjectType);
if (klass == nullptr)
return nullptr;
auto *pData = DecoratorPrivate::get<ClassInfoPrivate>(self);
if (pData->m_alreadyWrapped) {
PyErr_SetString(PyExc_TypeError, "This instance of ClassInfo() was already used to wrap an object");
return nullptr;
}
PyTypeObject *klassType = reinterpret_cast<PyTypeObject *>(klass);
if (!PySide::ClassInfo::setClassInfo(klassType, pData->m_data)) {
PyErr_SetString(PyExc_TypeError, "This decorator can only be used on classes that are subclasses of QObject");
return nullptr;
}
pData->m_alreadyWrapped = true;
Py_INCREF(klass);
return klass;
}
int ClassInfoPrivate::tp_init(PyObject *self, PyObject *args, PyObject *kwds)
{
PyObject *infoDict = nullptr;
auto size = PyTuple_Size(args);
if (size == 1 && kwds == nullptr) {
PyObject *tmp = PyTuple_GET_ITEM(args, 0);
if (PyDict_Check(tmp))
infoDict = tmp;
} else if (size == 0 && kwds && PyDict_Check(kwds)) {
infoDict = kwds;
}
if (infoDict == nullptr) {
PyErr_Format(PyExc_TypeError, "ClassInfo() takes either keyword argument(s) or "
"a single dictionary argument");
return -1;
}
auto *pData = DecoratorPrivate::get<ClassInfoPrivate>(self);
PyObject *key{};
PyObject *value{};
Py_ssize_t pos = 0;
// PyDict_Next causes a segfault if kwds is empty
if (PyDict_Size(infoDict) > 0) {
while (PyDict_Next(infoDict, &pos, &key, &value)) {
if (Shiboken::String::check(key) && Shiboken::String::check(value)) {
ClassInfo info{Shiboken::String::toCString(key),
Shiboken::String::toCString(value)};
pData->m_data.append(info);
} else {
PyErr_SetString(PyExc_TypeError, "All keys and values provided to ClassInfo() "
"must be strings");
return -1;
}
}
}
return PyErr_Occurred() != nullptr ? -1 : 0;
}
static const char *ClassInfo_SignatureStrings[] = {
"PySide6.QtCore.ClassInfo(self,**info:typing.Dict[str,str])",
nullptr}; // Sentinel
void init(PyObject *module)
{
if (InitSignatureStrings(PySideClassInfo_TypeF(), ClassInfo_SignatureStrings) < 0)
return;
Py_INCREF(PySideClassInfo_TypeF());
PyModule_AddObject(module, "ClassInfo", reinterpret_cast<PyObject *>(PySideClassInfo_TypeF()));
}
bool checkType(PyObject *pyObj)
{
return pyObj != nullptr
&& PyType_IsSubtype(Py_TYPE(pyObj), PySideClassInfo_TypeF()) != 0;
}
ClassInfoList getClassInfoList(PyObject *decorator)
{
auto *pData = PySide::ClassDecorator::DecoratorPrivate::get<ClassInfoPrivate>(decorator);
return pData->m_data;
}
bool setClassInfo(PyTypeObject *type, const QByteArray &key,
const QByteArray &value)
{
auto *userData = PySide::retrieveTypeUserData(type);
const bool result = userData != nullptr;
if (result) {
PySide::MetaObjectBuilder &mo = userData->mo;
mo.addInfo(key, value);
}
return result;
}
bool setClassInfo(PyTypeObject *type, const ClassInfoList &list)
{
auto *userData = PySide::retrieveTypeUserData(type);
const bool result = userData != nullptr;
if (result) {
PySide::MetaObjectBuilder &mo = userData->mo;
for (const auto &info : list)
mo.addInfo(info.key.constData(), info.value.constData());
}
return result;
}
} //namespace PySide::ClassInfo
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