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authorFriedemann Kleint <Friedemann.Kleint@qt.io>2020-11-02 16:11:52 +0100
committerFriedemann Kleint <Friedemann.Kleint@qt.io>2020-11-02 16:12:04 +0000
commit25180730194bec25f915f32ab846ea583fb1493f (patch)
tree9a73e0336ecf21e085d99d6a651c5547b9eb99f8 /sources/pyside6/libpyside/pysideslot.cpp
parent6e3e7b9ca0548430aaa5e2555d6e02c64625fa3f (diff)
Rename PySide2 to PySide6
Adapt CMake files, build scripts, tests and examples. Task-number: PYSIDE-904 Change-Id: I845f7b006e9ad274fed5444ec4c1f9dbe176ff88 Reviewed-by: Christian Tismer <tismer@stackless.com>
Diffstat (limited to 'sources/pyside6/libpyside/pysideslot.cpp')
-rw-r--r--sources/pyside6/libpyside/pysideslot.cpp199
1 files changed, 199 insertions, 0 deletions
diff --git a/sources/pyside6/libpyside/pysideslot.cpp b/sources/pyside6/libpyside/pysideslot.cpp
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+++ b/sources/pyside6/libpyside/pysideslot.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "dynamicqmetaobject_p.h"
+#include "pysidesignal_p.h"
+#include "pysideslot_p.h"
+
+#include <shiboken.h>
+
+#include <QtCore/QMetaObject>
+#include <QtCore/QString>
+#include <signature.h>
+
+using namespace Shiboken;
+
+struct SlotData
+{
+ QByteArray name;
+ QByteArray args;
+ QByteArray resultType;
+};
+
+typedef struct
+{
+ PyObject_HEAD
+ SlotData *slotData;
+} PySideSlot;
+
+extern "C"
+{
+
+static int slotTpInit(PyObject *, PyObject *, PyObject *);
+static PyObject *slotCall(PyObject *, PyObject *, PyObject *);
+
+// Class Definition -----------------------------------------------
+static PyType_Slot PySideSlotType_slots[] = {
+ {Py_tp_call, (void *)slotCall},
+ {Py_tp_init, (void *)slotTpInit},
+ {Py_tp_new, (void *)PyType_GenericNew},
+ {Py_tp_dealloc, (void *)Sbk_object_dealloc},
+ {0, 0}
+};
+static PyType_Spec PySideSlotType_spec = {
+ "2:PySide6.QtCore.Slot",
+ sizeof(PySideSlot),
+ 0,
+ Py_TPFLAGS_DEFAULT,
+ PySideSlotType_slots,
+};
+
+
+static PyTypeObject *PySideSlotTypeF(void)
+{
+ static PyTypeObject *type = reinterpret_cast<PyTypeObject *>(
+ SbkType_FromSpec(&PySideSlotType_spec));
+ return type;
+}
+
+int slotTpInit(PyObject *self, PyObject *args, PyObject *kw)
+{
+ static PyObject *emptyTuple = nullptr;
+ static const char *kwlist[] = {"name", "result", nullptr};
+ char *argName = nullptr;
+ PyObject *argResult = nullptr;
+
+ if (emptyTuple == 0)
+ emptyTuple = PyTuple_New(0);
+
+ if (!PyArg_ParseTupleAndKeywords(emptyTuple, kw, "|sO:QtCore.Slot",
+ const_cast<char **>(kwlist), &argName, &argResult)) {
+ return -1;
+ }
+
+ PySideSlot *data = reinterpret_cast<PySideSlot *>(self);
+ if (!data->slotData)
+ data->slotData = new SlotData;
+ for(Py_ssize_t i = 0, i_max = PyTuple_Size(args); i < i_max; i++) {
+ PyObject *argType = PyTuple_GET_ITEM(args, i);
+ const auto typeName = PySide::Signal::getTypeName(argType);
+ if (typeName.isEmpty()) {
+ PyErr_Format(PyExc_TypeError, "Unknown signal argument type: %s", Py_TYPE(argType)->tp_name);
+ return -1;
+ }
+ if (!data->slotData->args.isEmpty())
+ data->slotData->args += ',';
+ data->slotData->args += typeName;
+ }
+
+ if (argName)
+ data->slotData->name = argName;
+
+ data->slotData->resultType = argResult
+ ? PySide::Signal::getTypeName(argResult) : PySide::Signal::voidType();
+
+ return 0;
+}
+
+PyObject *slotCall(PyObject *self, PyObject *args, PyObject * /* kw */)
+{
+ static PyObject *pySlotName = nullptr;
+ PyObject *callback;
+ callback = PyTuple_GetItem(args, 0);
+ Py_INCREF(callback);
+
+ if (Py_TYPE(callback)->tp_call != nullptr) {
+ PySideSlot *data = reinterpret_cast<PySideSlot *>(self);
+
+ if (!data->slotData)
+ data->slotData = new SlotData;
+
+ if (data->slotData->name.isEmpty()) {
+ // PYSIDE-198: Use PyObject_GetAttr instead of PepFunction_GetName to support Nuitka.
+ AutoDecRef funcName(PyObject_GetAttr(callback, PyMagicName::name()));
+ data->slotData->name = String::toCString(funcName);
+ }
+ const QByteArray returnType = QMetaObject::normalizedType(data->slotData->resultType);
+ const QByteArray signature =
+ returnType + ' ' + data->slotData->name + '(' + data->slotData->args + ')';
+
+ if (!pySlotName)
+ pySlotName = String::fromCString(PYSIDE_SLOT_LIST_ATTR);
+
+ PyObject *pySignature = String::fromCString(signature);
+ PyObject *signatureList = 0;
+ if (PyObject_HasAttr(callback, pySlotName)) {
+ signatureList = PyObject_GetAttr(callback, pySlotName);
+ } else {
+ signatureList = PyList_New(0);
+ PyObject_SetAttr(callback, pySlotName, signatureList);
+ Py_DECREF(signatureList);
+ }
+
+ PyList_Append(signatureList, pySignature);
+ Py_DECREF(pySignature);
+
+ //clear data
+ delete data->slotData;
+ data->slotData = nullptr;
+ return callback;
+ }
+ return callback;
+}
+
+} // extern "C"
+
+namespace PySide {
+namespace Slot {
+
+static const char *Slot_SignatureStrings[] = {
+ "PySide6.QtCore.Slot(*types:type,name:str=nullptr,result:str=nullptr)->typing.Callable[...,typing.Optional[str]]",
+ nullptr}; // Sentinel
+
+void init(PyObject *module)
+{
+ if (InitSignatureStrings(PySideSlotTypeF(), Slot_SignatureStrings) < 0)
+ return;
+
+ Py_INCREF(PySideSlotTypeF());
+ PyModule_AddObject(module, "Slot", reinterpret_cast<PyObject *>(PySideSlotTypeF()));
+}
+
+} // namespace Slot
+} // namespace PySide
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