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diff --git a/src/declarative/qml/qdeclarativenotifier.cpp b/src/declarative/qml/qdeclarativenotifier.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativenotifier_p.h"
+#include "private/qdeclarativeproperty_p.h"
+
+QT_BEGIN_NAMESPACE
+
+void QDeclarativeNotifier::emitNotify(QDeclarativeNotifierEndpoint *endpoint)
+{
+ QDeclarativeNotifierEndpoint::Notifier *n = endpoint->asNotifier();
+
+ QDeclarativeNotifierEndpoint **oldDisconnected = n->disconnected;
+ n->disconnected = &endpoint;
+
+ if (n->next)
+ emitNotify(n->next);
+
+ if (endpoint) {
+ void *args[] = { 0 };
+
+ QMetaObject::metacall(endpoint->target, QMetaObject::InvokeMetaMethod,
+ endpoint->targetMethod, args);
+
+ if (endpoint)
+ endpoint->asNotifier()->disconnected = oldDisconnected;
+ }
+
+ if (oldDisconnected) *oldDisconnected = endpoint;
+}
+
+void QDeclarativeNotifierEndpoint::connect(QObject *source, int sourceSignal)
+{
+ Signal *s = toSignal();
+
+ if (s->source == source && s->sourceSignal == sourceSignal)
+ return;
+
+ disconnect();
+
+ QDeclarativePropertyPrivate::connect(source, sourceSignal, target, targetMethod);
+
+ s->source = source;
+ s->sourceSignal = sourceSignal;
+}
+
+void QDeclarativeNotifierEndpoint::copyAndClear(QDeclarativeNotifierEndpoint &other)
+{
+ other.disconnect();
+
+ other.target = target;
+ other.targetMethod = targetMethod;
+
+ if (!isConnected())
+ return;
+
+ if (SignalType == type) {
+ Signal *other_s = other.toSignal();
+ Signal *s = asSignal();
+
+ other_s->source = s->source;
+ other_s->sourceSignal = s->sourceSignal;
+ s->source = 0;
+ } else if(NotifierType == type) {
+ Notifier *other_n = other.toNotifier();
+ Notifier *n = asNotifier();
+
+ other_n->notifier = n->notifier;
+ other_n->disconnected = n->disconnected;
+ if (other_n->disconnected) *other_n->disconnected = &other;
+
+ if (n->next) {
+ other_n->next = n->next;
+ n->next->asNotifier()->prev = &other_n->next;
+ }
+ other_n->prev = n->prev;
+ *other_n->prev = &other;
+
+ n->prev = 0;
+ n->next = 0;
+ n->disconnected = 0;
+ n->notifier = 0;
+ }
+}
+
+
+QT_END_NAMESPACE
+