xref: /trunk/main/svl/inc/svl/broadcast.hxx (revision 39a19a47)
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21 
22 
23 #ifndef _SVT_BROADCAST_HXX
24 #define _SVT_BROADCAST_HXX
25 
26 #include "svl/svldllapi.h"
27 #include <tools/rtti.hxx>
28 
29 class SvtListener;
30 class SfxHint;
31 class SvtListenerBase;
32 
33 //-------------------------------------------------------------------------
34 
35 class SVL_DLLPUBLIC SvtBroadcaster
36 {
37 friend class SvtListener;
38 friend class SvtListenerBase;
39 friend class SvtListenerIter;
40 	SvtListenerBase* pRoot;
41 
42 	const SvtBroadcaster&	operator=(const SvtBroadcaster &); // verboten
43 
44 protected:
45 	void					Forward( SvtBroadcaster& rBC,
46 									 const SfxHint& rHint );
47 	virtual void			ListenersGone();
48 
49 public:
50 							TYPEINFO();
51 
52 							SvtBroadcaster();
53 							SvtBroadcaster( const SvtBroadcaster &rBC );
54 	virtual 				~SvtBroadcaster();
55 
56 	void					Broadcast( const SfxHint &rHint );
57 
HasListeners() const58 	sal_Bool					HasListeners() const { return 0 != pRoot; }
59 };
60 
61 
62 #endif
63 
64