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21 
22 
23 
24 #ifndef INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX
25 #define INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX
26 
27 #include <boost/shared_ptr.hpp>
28 
29 /* Definition of IntrinsicAnimationEventHandler interface */
30 
31 namespace slideshow
32 {
33     namespace internal
34     {
35 
36         /** Interface for handling intrinsic animation display modes.
37 
38         	Classes implementing this interface can be added to an
39         	EventMultiplexer object, and are called from there to
40         	handle intrinsic animation events.
41          */
42         class IntrinsicAnimationEventHandler
43         {
44         public:
~IntrinsicAnimationEventHandler()45             virtual ~IntrinsicAnimationEventHandler() {}
46 
47             virtual bool enableAnimations() = 0;
48             virtual bool disableAnimations() = 0;
49         };
50 
51         typedef ::boost::shared_ptr< IntrinsicAnimationEventHandler > IntrinsicAnimationEventHandlerSharedPtr;
52 
53     }
54 }
55 
56 #endif /* INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX */
57