49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
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// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
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// SPDX-License-Identifier: Apache-2.0
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#include "qwkglobal_p.h"
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#include <QtCore/QCoreApplication>
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#include <QtCore/private/qobject_p.h>
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namespace QWK {
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bool forwardObjectEventFilters(QObject *currentFilter, QObject *receiver, QEvent *event) {
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// https://github.com/qt/qtbase/blob/e26a87f1ecc40bc8c6aa5b889fce67410a57a702/src/corelib/kernel/qcoreapplication.cpp#L1244
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// Send the event through the rest event filters
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auto d = QObjectPrivate::get(receiver);
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bool findCurrent = false;
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if (receiver != QCoreApplication::instance() && d->extraData) {
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for (qsizetype i = 0; i < d->extraData->eventFilters.size(); ++i) {
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QObject *obj = d->extraData->eventFilters.at(i);
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if (!findCurrent) {
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if (obj == currentFilter) {
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findCurrent = true; // Will start to filter from the next one
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}
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continue;
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}
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if (!obj)
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continue;
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#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
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if (QObjectPrivate::get(obj)->threadData.loadRelaxed() !=
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d->threadData.loadRelaxed())
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#else
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if (QObjectPrivate::get(obj)->threadData != d->threadData)
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#endif
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{
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qWarning("QCoreApplication: Object event filter cannot be in a different "
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"thread.");
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continue;
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}
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if (obj->eventFilter(receiver, event))
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return true;
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}
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}
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return false;
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}
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}
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