diff options
Diffstat (limited to 'sources/pyside6/libpyside/signalmanager.h')
| -rw-r--r-- | sources/pyside6/libpyside/signalmanager.h | 65 |
1 files changed, 22 insertions, 43 deletions
diff --git a/sources/pyside6/libpyside/signalmanager.h b/sources/pyside6/libpyside/signalmanager.h index fe077bd1a..c531d6630 100644 --- a/sources/pyside6/libpyside/signalmanager.h +++ b/sources/pyside6/libpyside/signalmanager.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// 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 #ifndef SIGNALMANAGER_H #define SIGNALMANAGER_H @@ -47,6 +11,8 @@ #include <QtCore/QMetaMethod> +#include <optional> + QT_FORWARD_DECLARE_CLASS(QDataStream) namespace PySide @@ -69,6 +35,14 @@ public: ~PyObjectWrapper(); operator PyObject*() const; + // FIXME: To be removed in Qt7 + // This was done to make QAbstractItemModel::data() work without explicit conversion of + // QVariant(PyObjectWrapper) to QVariant(int). This works because QAbstractItemModel::data() + // inturn calls legacyEnumValueFromModelData(const QVariant &data). But this function will + // be removed in Qt7. + // The proper fix would be to associate PyObjectWrapper to the corresponding C++ Enum. + int toInt() const; + private: PyObject* m_me; }; @@ -78,11 +52,16 @@ PYSIDE_API QDataStream &operator>>(QDataStream& in, PyObjectWrapper& myObj); class PYSIDE_API SignalManager { - Q_DISABLE_COPY(SignalManager) public: + Q_DISABLE_COPY_MOVE(SignalManager) + + using QmlMetaCallErrorHandler = std::optional<int>(*)(QObject *object); + static SignalManager& instance(); - QObject* globalReceiver(QObject* sender, PyObject* callback); + static void setQmlMetaCallErrorHandler(QmlMetaCallErrorHandler handler); + + QObject* globalReceiver(QObject *sender, PyObject *callback, QObject *receiver = nullptr); void releaseGlobalReceiver(const QObject* sender, QObject* receiver); int globalReceiverSlotIndex(QObject* sender, const char* slotSignature) const; void notifyGlobalReceiver(QObject* receiver); @@ -97,15 +76,15 @@ public: // used to discovery metaobject static const QMetaObject* retrieveMetaObject(PyObject* self); - // Used to discovery if SignalManager was connected with object "destroyed()" signal. - int countConnectionsWith(const QObject *object); - // Disconnect all signals managed by Globalreceiver void clear(); + void purgeEmptyGlobalReceivers(); // Utility function to call a python method usign args received in qt_metacall static int callPythonMetaMethod(const QMetaMethod& method, void** args, PyObject* obj, bool isShortCuit); + static void deleteGlobalReceiver(const QObject *globalReceiver); + private: struct SignalManagerPrivate; SignalManagerPrivate* m_d; |