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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
++ // Qt-Security score:significant
++
++ #ifndef QQMLWATCHER_H
++ #define QQMLWATCHER_H
++
++ //
++ // W A R N I N G
++ // -------------
++ //
++ // This file is not part of the Qt API. It exists purely as an
++ // implementation detail. This header file may change from version to
++ // version without notice, or even be removed.
++ //
++ // We mean it.
++ //
++
++ #include <QtCore/qobject.h>
++ #include <QtCore/qlist.h>
++ #include <QtCore/qhash.h>
++ #include <QtCore/qset.h>
++ #include <QtCore/qpointer.h>
++
++ QT_BEGIN_NAMESPACE
++
++ class QQmlWatchProxy;
++ class QQmlExpression;
++ class QQmlContext;
++ class QMetaProperty;
++
++ class QQmlWatcher : public QObject
++ {
++ Q_OBJECT
++ public:
++ QQmlWatcher(QObject * = nullptr);
++
++ bool addWatch(int id, quint32 objectId);
++ bool addWatch(int id, quint32 objectId, const QByteArray &property);
++ bool addWatch(int id, quint32 objectId, const QString &expr);
++
++ bool removeWatch(int id);
++
++ Q_SIGNALS:
++ void propertyChanged(int id, int objectId, const QMetaProperty &property, const QVariant &value);
++
++ private:
++ friend class QQmlWatchProxy;
++ void addPropertyWatch(int id, QObject *object, quint32 objectId, const QMetaProperty &property);
++
++ QHash<int, QList<QPointer<QQmlWatchProxy> > > m_proxies;
++ };
++
++ QT_END_NAMESPACE
++
++ #endif // QQMLWATCHER_H