slideshow/source/inc/intrinsicanimationeventhandler.hxx

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  30
  31 #ifndef INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX
  32 #define INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX
  33
  34 #include <boost/shared_ptr.hpp>
  35
  36 /* Definition of IntrinsicAnimationEventHandler interface */
  37
  38 namespace slideshow
  39 {
  40     namespace internal
  41     {
  42
  43         /** Interface for handling intrinsic animation display modes.
  44
  45             Classes implementing this interface can be added to an
  46             EventMultiplexer object, and are called from there to
  47             handle intrinsic animation events.
  48          */
  49         class IntrinsicAnimationEventHandler
  50         {
  51         public:
  52             virtual ~IntrinsicAnimationEventHandler() {}
  53
  54             virtual bool enableAnimations() = 0;
  55             virtual bool disableAnimations() = 0;
  56         };
  57
  58         typedef ::boost::shared_ptr< IntrinsicAnimationEventHandler > IntrinsicAnimationEventHandlerSharedPtr;
  59
  60     }
  61 }
  62
  63 #endif /* INCLUDED_SLIDESHOW_INTRINSICANIMATIONEVENTHANDLER_HXX */