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/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*/
/** \file
* \ingroup GHOST
* Declaration of GHOST_IEvent interface class.
*/
#pragma once
#include "GHOST_Types.h"
#include <stddef.h>
class GHOST_IWindow;
/**
* Interface class for events received from GHOST.
* You should not need to inherit this class. The system will pass these events
* to the GHOST_IEventConsumer::processEvent() method of event consumers.<br>
* Use the getType() method to retrieve the type of event and the getData()
* method to get the event data out. Using the event type you can cast the
* event data to the correct event dat structure.
* \see GHOST_IEventConsumer#processEvent
* \see GHOST_TEventType
*/
class GHOST_IEvent {
public:
/**
* Destructor.
*/
virtual ~GHOST_IEvent()
{
}
/**
* Returns the event type.
* \return The event type.
*/
virtual GHOST_TEventType getType() = 0;
/**
* Returns the time this event was generated.
* \return The event generation time.
*/
virtual GHOST_TUns64 getTime() = 0;
/**
* Returns the window this event was generated on,
* or NULL if it is a 'system' event.
* \return The generating window.
*/
virtual GHOST_IWindow *getWindow() = 0;
/**
* Returns the event data.
* \return The event data.
*/
virtual GHOST_TEventDataPtr getData() = 0;
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_IEvent")
#endif
};
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