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/**
* $Id$
* ***** BEGIN GPL 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.
*
* 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 LICENSE BLOCK *****
*/
/**
* @file GHOST_CallbackEventConsumer.h
* Declaration of GHOST_CallbackEventConsumer class.
*/
#ifndef _GHOST_CALLBACK_EVENT_CONSUMER_H_
#define _GHOST_CALLBACK_EVENT_CONSUMER_H_
#include "GHOST_IEventConsumer.h"
#include "GHOST_C-api.h"
/**
* Event consumer that will forward events to a call-back routine.
* Especially useful for the C-API.
* @author Maarten Gribnau
* @date October 25, 2001
*/
class GHOST_CallbackEventConsumer : public GHOST_IEventConsumer
{
public:
/**
* Constructor.
* @param eventCallback The call-back routine invoked.
* @param userData The data passed back though the call-back routine.
*/
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:
/** The call-back routine invoked. */
GHOST_EventCallbackProcPtr m_eventCallback;
/** The data passed back though the call-back routine. */
GHOST_TUserDataPtr m_userData;
};
#endif // _GHOST_CALLBACK_EVENT_CONSUMER_H_
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