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21 
22 
23 
24 #ifndef INCLUDED_SLIDESHOW_SHAPELISTENEREVENTHANDLER_HXX
25 #define INCLUDED_SLIDESHOW_SHAPELISTENEREVENTHANDLER_HXX
26 
27 #include <com/sun/star/uno/Reference.hxx>
28 #include <boost/shared_ptr.hpp>
29 
30 namespace com { namespace sun { namespace star { namespace drawing
31 {
32     class XShape;
33 } namespace presentation {
34     class XShapeEventListener;
35 } } } }
36 
37 /* Definition of ShapeListenerEventHandler interface */
38 
39 namespace slideshow
40 {
41     namespace internal
42     {
43 
44         /** Interface for handling view events.
45 
46         	Classes implementing this interface can be added to an
47         	EventMultiplexer object, and are called from there to
48         	handle view events.
49          */
50         class ShapeListenerEventHandler
51         {
52         public:
~ShapeListenerEventHandler()53             virtual ~ShapeListenerEventHandler() {}
54 
55             virtual bool listenerAdded( const ::com::sun::star::uno::Reference<
56                                            ::com::sun::star::presentation::XShapeEventListener>& xListener,
57                                         const ::com::sun::star::uno::Reference<
58                                            ::com::sun::star::drawing::XShape>&                   xShape ) = 0;
59 
60             virtual bool listenerRemoved( const ::com::sun::star::uno::Reference<
61                                              ::com::sun::star::presentation::XShapeEventListener>& xListener,
62                                           const ::com::sun::star::uno::Reference<
63                                              ::com::sun::star::drawing::XShape>&                   xShape ) = 0;
64         };
65 
66         typedef ::boost::shared_ptr< ShapeListenerEventHandler > ShapeListenerEventHandlerSharedPtr;
67 
68     }
69 }
70 
71 #endif /* INCLUDED_SLIDESHOW_SHAPELISTENEREVENTHANDLER_HXX */
72