1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef INCLUDED_SLIDESHOW_ANIMATIONEVENTHANDLER_HXX 29 #define INCLUDED_SLIDESHOW_ANIMATIONEVENTHANDLER_HXX 30 31 #include <boost/shared_ptr.hpp> 32 #include "animationnode.hxx" 33 34 35 /* Definition of AnimationEventHandler interface */ 36 37 namespace slideshow 38 { 39 namespace internal 40 { 41 42 /** Interface for handling animation events. 43 44 Classes implementing this interface can be added to an 45 EventMultiplexer object, and are called from there to 46 handle animation state change events. 47 */ 48 class AnimationEventHandler 49 { 50 public: 51 virtual ~AnimationEventHandler() {} 52 53 /** Handle the event. 54 55 @param rNode 56 Animation node which caused this event to fire 57 58 @return true, if this handler has successfully 59 processed the animation event. When this method 60 returns false, possibly other, less prioritized 61 handlers are called, too. 62 */ 63 virtual bool handleAnimationEvent( const AnimationNodeSharedPtr& rNode ) = 0; 64 }; 65 66 typedef ::boost::shared_ptr< AnimationEventHandler > AnimationEventHandlerSharedPtr; 67 68 } 69 } 70 71 #endif /* INCLUDED_SLIDESHOW_ANIMATIONEVENTHANDLER_HXX */ 72