78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: eventhandler.hxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: rt $ $Date: 2005-09-07 21:11:09 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _SLIDESHOW_EVENTHANDLER_HXX
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#define _SLIDESHOW_EVENTHANDLER_HXX
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#ifndef BOOST_SHARED_PTR_HPP_INCLUDED
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#include <boost/shared_ptr.hpp>
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#endif
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#include <disposable.hxx>
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/* Definition of EventHandler interface */
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namespace presentation
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{
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namespace internal
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{
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/** Interface for event handling objects.
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Classes implementing this interface can be added to an
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EventMultiplexer object, and are called from there to
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handle events.
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*/
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class EventHandler : public Disposable
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{
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public:
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/** Handle the event.
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@return true, if this handler has successfully
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processed the event. When this method returns false,
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possibly other, less prioritized handlers are called,
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too.
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*/
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virtual bool handleEvent() = 0;
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};
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typedef ::boost::shared_ptr< EventHandler > EventHandlerSharedPtr;
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}
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}
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#endif /* _SLIDESHOW_EVENTHANDLER_HXX */
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