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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_CallbackEventConsumer class.
*/
#pragma once
#include "GHOST_C-api.h"
#include "GHOST_IEventConsumer.h"
/**
* Event consumer that will forward events to a call-back routine.
* Especially useful for the C-API.
*/
class GHOST_CallbackEventConsumer : public GHOST_IEventConsumer {
public:
/**
* Constructor.
* \param eventCallback: The call-back routine invoked.
* \param userData: The data passed back through the call-back routine.
*/
GHOST_CallbackEventConsumer(GHOST_EventCallbackProcPtr eventCallback,
GHOST_TUserDataPtr userData);
/**
* Destructor.
*/
~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.
*/
bool processEvent(GHOST_IEvent *event);
protected:
/** The call-back routine invoked. */
GHOST_EventCallbackProcPtr m_eventCallback;
/** The data passed back through the call-back routine. */
GHOST_TUserDataPtr m_userData;
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_CallbackEventConsumer")
#endif
};
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