1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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5 ** Contact: http://www.qt-project.org/
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
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18 ** In addition, as a special exception, Nokia gives you certain additional
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20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
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40 ****************************************************************************/
42 #ifndef QDECLARATIVEWATCHER_P_H
43 #define QDECLARATIVEWATCHER_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include <QtCore/qobject.h>
57 #include <QtCore/qlist.h>
58 #include <QtCore/qpair.h>
59 #include <QtCore/qhash.h>
60 #include <QtCore/qset.h>
61 #include <QtCore/qpointer.h>
65 class QDeclarativeWatchProxy;
66 class QDeclarativeExpression;
67 class QDeclarativeContext;
70 class QDeclarativeWatcher : public QObject
74 QDeclarativeWatcher(QObject * = 0);
76 bool addWatch(int id, quint32 objectId);
77 bool addWatch(int id, quint32 objectId, const QByteArray &property);
78 bool addWatch(int id, quint32 objectId, const QString &expr);
80 void removeWatch(int id);
83 void propertyChanged(int id, int objectId, const QMetaProperty &property, const QVariant &value);
86 friend class QDeclarativeWatchProxy;
87 void addPropertyWatch(int id, QObject *object, quint32 objectId, const QMetaProperty &property);
89 QHash<int, QList<QPointer<QDeclarativeWatchProxy> > > m_proxies;
94 #endif // QDECLARATIVEWATCHER_P_H