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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup GHOST
* Declaration of GHOST_IEventConsumer interface class.
*/
#pragma once
#include "GHOST_IEvent.h"
/**
* Interface class for objects interested in receiving events.
* Objects interested in events should inherit this class and implement the
* processEvent() method. They should then be registered with the system that
* they want to receive events. The system will call the processEvent() method
* for every installed event consumer to pass events.
* \see GHOST_ISystem#addEventConsumer
*/
class GHOST_IEventConsumer {
public:
/**
* Destructor.
*/
virtual ~GHOST_IEventConsumer()
{
}
/**
* This method is called by the system when it has events to dispatch.
* \see GHOST_ISystem#dispatchEvents
* \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) = 0;
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_IEventConsumer")
#endif
};
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