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+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEBINDING_P_H
+#define QDECLARATIVEBINDING_P_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 "qdeclarative.h"
+#include "qdeclarativepropertyvaluesource.h"
+#include "qdeclarativeexpression.h"
+
+#include <QtCore/QObject>
+#include <QtCore/QMetaProperty>
+
+QT_BEGIN_NAMESPACE
+
+class Q_AUTOTEST_EXPORT QDeclarativeAbstractBinding
+{
+public:
+    QDeclarativeAbstractBinding();
+    virtual ~QDeclarativeAbstractBinding();
+
+    virtual void destroy();
+
+    virtual QString expression() const;
+
+    void setEnabled(bool e) { setEnabled(e, QDeclarativeMetaProperty::DontRemoveBinding); }
+    virtual void setEnabled(bool, QDeclarativeMetaProperty::WriteFlags) = 0;
+    virtual int propertyIndex() = 0;
+
+    void update() { update(QDeclarativeMetaProperty::DontRemoveBinding); }
+    virtual void update(QDeclarativeMetaProperty::WriteFlags) = 0;
+
+    void addToObject(QObject *);
+    void removeFromObject();
+
+protected:
+    void clear();
+
+private:
+    friend class QDeclarativeDeclarativeData;
+    friend class QDeclarativeMetaProperty;
+    friend class QDeclarativeMetaPropertyPrivate;
+    friend class QDeclarativeVME;
+
+    QObject *m_object;
+    QDeclarativeAbstractBinding **m_mePtr;
+    QDeclarativeAbstractBinding **m_prevBinding;
+    QDeclarativeAbstractBinding  *m_nextBinding;
+};
+
+class QDeclarativeContext;
+class QDeclarativeBindingPrivate;
+class Q_AUTOTEST_EXPORT QDeclarativeBinding : public QDeclarativeExpression, public QDeclarativeAbstractBinding
+{
+Q_OBJECT
+public:
+    QDeclarativeBinding(const QString &, QObject *, QDeclarativeContext *, QObject *parent=0);
+    QDeclarativeBinding(void *, QDeclarativeRefCount *, QObject *, QDeclarativeContext *, const QString &, int, 
+               QObject *parent);
+    ~QDeclarativeBinding();
+
+    void setTarget(const QDeclarativeMetaProperty &);
+    QDeclarativeMetaProperty property() const;
+
+    bool enabled() const;
+
+    // Inherited from  QDeclarativeAbstractBinding
+    virtual void setEnabled(bool, QDeclarativeMetaProperty::WriteFlags flags);
+    virtual int propertyIndex();
+    virtual void update(QDeclarativeMetaProperty::WriteFlags flags);
+    virtual QString expression() const;
+
+public Q_SLOTS:
+    void update() { update(QDeclarativeMetaProperty::DontRemoveBinding); }
+
+protected:
+    void emitValueChanged();
+
+private:
+    Q_DECLARE_PRIVATE(QDeclarativeBinding)
+};
+Q_DECLARE_METATYPE(QDeclarativeBinding*);
+
+QT_END_NAMESPACE
+
+#endif // QDECLARATIVEBINDING_P_H