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diff --git a/src/declarative/qml/qmlbinding.h b/src/declarative/qml/qmlbinding.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLBINDING_H
+#define QMLBINDING_H
+
+#include <QtCore/QObject>
+#include <QtDeclarative/qfxglobal.h>
+#include <QtDeclarative/qml.h>
+#include <QtDeclarative/qmlpropertyvaluesource.h>
+#include <QtDeclarative/qmlexpression.h>
+#include <QtCore/QMetaProperty>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QmlAbstractBinding 
+{
+public:
+    QmlAbstractBinding();
+    virtual ~QmlAbstractBinding();
+
+    virtual QString expression() const;
+
+    void setEnabled(bool e) { setEnabled(e, QmlMetaProperty::DontRemoveBinding); }
+    virtual void setEnabled(bool, QmlMetaProperty::WriteFlags) = 0;
+    virtual int propertyIndex() = 0;
+
+    void update() { update(QmlMetaProperty::DontRemoveBinding); }
+    virtual void update(QmlMetaProperty::WriteFlags) = 0;
+
+    void addToObject(QObject *);
+    void removeFromObject();
+
+private:
+    friend class QmlDeclarativeData;
+    friend class QmlMetaProperty;
+    friend class QmlMetaPropertyPrivate;
+    friend class QmlVME;
+
+    QObject *m_object;
+    QmlAbstractBinding **m_mePtr;
+    QmlAbstractBinding **m_prevBinding;
+    QmlAbstractBinding  *m_nextBinding;
+};
+
+class QmlContext;
+class QmlBindingPrivate;
+class Q_DECLARATIVE_EXPORT QmlBinding : public QmlExpression, 
+                                        public QmlAbstractBinding
+{
+Q_OBJECT
+public:
+    QmlBinding(const QString &, QObject *, QmlContext *, QObject *parent=0);
+    QmlBinding(void *, QmlRefCount *, QObject *, QmlContext *, const QUrl &, int, 
+               QObject *parent);
+    ~QmlBinding();
+
+    void setTarget(const QmlMetaProperty &);
+    QmlMetaProperty property() const;
+
+    bool enabled() const;
+
+    // Inherited from  QmlAbstractBinding
+    virtual void setEnabled(bool, QmlMetaProperty::WriteFlags flags);
+    virtual int propertyIndex();
+    virtual void update(QmlMetaProperty::WriteFlags flags);
+    virtual QString expression() const;
+
+public Q_SLOTS:
+    void update() { update(QmlMetaProperty::DontRemoveBinding); }
+
+protected:
+    virtual void valueChanged();
+
+private:
+    Q_DECLARE_PRIVATE(QmlBinding)
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QmlBinding);
+
+QT_END_HEADER
+
+#endif // QMLBINDING_H