svtools/inc/listener.hxx

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  30 #ifndef _SVT_LISTENER_HXX
  31 #define _SVT_LISTENER_HXX
  32
  33 #include "svtools/svldllapi.h"
  34 #include <tools/rtti.hxx>
  35
  36 class SvtBroadcaster;
  37 class SfxHint;
  38 class SvtListenerBase;
  39
  40 //-------------------------------------------------------------------------
  41
  42 class SVL_DLLPUBLIC SvtListener
  43 {
  44     friend class SvtListenerBase;
  45     SvtListenerBase *pBrdCastLst;
  46
  47     const SvtListener&  operator=(const SvtListener &); // n.i., ist verboten
  48
  49 public:
  50     TYPEINFO();
  51
  52                         SvtListener();
  53                         SvtListener( const SvtListener &rCopy );
  54     virtual                     ~SvtListener();
  55
  56     BOOL                                StartListening( SvtBroadcaster& rBroadcaster );
  57     BOOL                                EndListening( SvtBroadcaster& rBroadcaster );
  58     void                                EndListeningAll();
  59     BOOL                                IsListening( SvtBroadcaster& rBroadcaster ) const;
  60
  61     BOOL                                HasBroadcaster() const { return 0 != pBrdCastLst; }
  62
  63     virtual void                Notify( SvtBroadcaster& rBC, const SfxHint& rHint );
  64 };
  65
  66
  67 #endif
  68