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diff --git a/intern/ghost/intern/GHOST_CallbackEventConsumer.h b/intern/ghost/intern/GHOST_CallbackEventConsumer.h
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+++ b/intern/ghost/intern/GHOST_CallbackEventConsumer.h
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+/**
+ * $Id$
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * 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. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+
+/**
+
+ * $Id$
+ * Copyright (C) 2001 NaN Technologies B.V.
+ * @author	Maarten Gribnau
+ * @date	October 25, 2001
+ */
+
+#ifndef _GHOST_CALLBACK_EVENT_CONSUMER_H_
+#define _GHOST_CALLBACK_EVENT_CONSUMER_H_
+
+#include "GHOST_IEventConsumer.h"
+#include "GHOST_C-api.h"
+
+/**
+ * Interface class for objects interested in receiving events.
+ */
+class GHOST_CallbackEventConsumer : public GHOST_IEventConsumer
+{
+public:
+	/**
+	 * Constructor.
+	 */
+	GHOST_CallbackEventConsumer(GHOST_EventCallbackProcPtr eventCallback, 
+								GHOST_TUserDataPtr userData);
+
+	/**
+	 * Destructor.
+	 */
+	virtual ~GHOST_CallbackEventConsumer(void)
+	{
+	}
+
+	/**
+	 * This method is called by an event producer when an event is available.
+	 * @param event	The event that can be handled or ignored.
+	 * @return Indication as to whether the event was handled.
+	 */
+	virtual	bool processEvent(GHOST_IEvent* event);
+
+protected:
+	GHOST_EventCallbackProcPtr	m_eventCallback;
+	GHOST_TUserDataPtr			m_userData;
+};
+
+#endif // _GHOST_CALLBACK_EVENT_CONSUMER_H_