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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_XMLSTORABLEEVENT_H_
+#define _RG_XMLSTORABLEEVENT_H_
+
+#include "base/Event.h"
+#include <qxml.h>
+
+
+class QXmlAttributes;
+
+
+namespace Rosegarden
+{
+
+
+
+/**
+ * An Event which can generate an XML representation of itself,
+ * or which can be constructed from a set of XML attributes
+ *
+ * @see RoseXmlHandler
+ */
+class XmlStorableEvent : public Event
+{
+public:
+    /**
+     * Construct an XmlStorableEvent out of the XML attributes \a atts.
+     * If the attributes do not include absoluteTime, use the given
+     * value plus the value of any timeOffset attribute.  If the
+     * attributes include absoluteTime or timeOffset, update the given
+     * absoluteTime reference accordingly.
+     */
+    XmlStorableEvent(const QXmlAttributes& atts,
+                     timeT &absoluteTime);
+
+    /**
+     * Construct an XmlStorableEvent from the specified Event.
+     */
+    XmlStorableEvent(Event&);
+
+    /**
+     * Set a property from the XML attributes \a atts
+     */
+    void setPropertyFromAttributes(const QXmlAttributes& atts,
+                                   bool persistent);
+};
+
+
+}
+
+#endif