68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*/
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/** \file
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* \ingroup GHOST
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* Declaration of GHOST_CallbackEventConsumer class.
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*/
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#pragma once
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#include "GHOST_C-api.h"
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#include "GHOST_IEventConsumer.h"
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/**
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* Event consumer that will forward events to a call-back routine.
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* Especially useful for the C-API.
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*/
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class GHOST_CallbackEventConsumer : public GHOST_IEventConsumer {
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public:
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/**
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* Constructor.
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* \param eventCallback: The call-back routine invoked.
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* \param userData: The data passed back through the call-back routine.
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*/
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GHOST_CallbackEventConsumer(GHOST_EventCallbackProcPtr eventCallback,
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GHOST_TUserDataPtr userData);
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/**
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* Destructor.
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*/
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~GHOST_CallbackEventConsumer(void)
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{
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}
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/**
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* This method is called by an event producer when an event is available.
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* \param event: The event that can be handled or ignored.
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* \return Indication as to whether the event was handled.
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*/
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bool processEvent(GHOST_IEvent *event);
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protected:
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/** The call-back routine invoked. */
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GHOST_EventCallbackProcPtr m_eventCallback;
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/** The data passed back through the call-back routine. */
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GHOST_TUserDataPtr m_userData;
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#ifdef WITH_CXX_GUARDEDALLOC
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MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_CallbackEventConsumer")
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#endif
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};
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