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diff --git a/src/gui/rulers/ViewElementAdapter.h b/src/gui/rulers/ViewElementAdapter.h
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+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef _RG_VIEWELEMENTADAPTER_H_
+#define _RG_VIEWELEMENTADAPTER_H_
+
+#include "ElementAdapter.h"
+#include "base/ViewElement.h"
+
+namespace Rosegarden
+{
+
+class Event;
+
+class ViewElementAdapter : public ElementAdapter
+{
+public:
+    ViewElementAdapter(ViewElement*, const PropertyName&);
+
+    virtual bool  getValue(long&);
+    virtual void  setValue(long);
+    virtual timeT getTime();
+    virtual timeT getDuration();
+
+    virtual Event* getEvent() { return m_viewElement->event(); }
+    ViewElement* getViewElement() { return m_viewElement; }
+
+protected:
+
+    //--------------- Data members ---------------------------------
+
+    ViewElement* m_viewElement;
+    const PropertyName& m_propertyName;
+};
+
+}
+
+#endif /*VIEWELEMENTADAPTER_H_*/