binfilter/inc/bf_svtools/lstner.hxx

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  30 #ifndef _SFXLSTNER_HXX
  31 #define _SFXLSTNER_HXX
  32
  33 #ifndef _RTTI_HXX
  34 #include <tools/rtti.hxx>
  35 #endif
  36
  37 #ifndef _SVARRAY_HXX
  38 #include <bf_svtools/svarray.hxx>
  39 #endif
  40
  41 namespace binfilter
  42 {
  43
  44 class SfxBroadcaster;
  45 class SfxHint;
  46
  47 SV_DECL_PTRARR( SfxBroadcasterArr_Impl, SfxBroadcaster*, 0, 2 )
  48
  49 #define SFX_NOTIFY( rBC, rBCT, rHint, rHintT ) \
  50         Notify( rBC, rHint )
  51
  52 //-------------------------------------------------------------------------
  53
  54 class  SfxListener
  55 {
  56     ::binfilter::SfxBroadcasterArr_Impl aBCs;
  57
  58 private:
  59     const SfxListener&  operator=(const SfxListener &); // n.i., ist verboten
  60
  61 public:
  62     TYPEINFO();
  63
  64                         SfxListener();
  65                         SfxListener( const SfxListener &rCopy );
  66     virtual                     ~SfxListener();
  67
  68     BOOL                                StartListening( SfxBroadcaster& rBroadcaster, BOOL bPreventDups = FALSE );
  69     BOOL                                EndListening( SfxBroadcaster& rBroadcaster, BOOL bAllDups = FALSE );
  70     void                                EndListeningAll();
  71     BOOL                                IsListening( SfxBroadcaster& rBroadcaster ) const;
  72
  73     USHORT                              GetBroadcasterCount() const
  74                         { return aBCs.Count(); }
  75     SfxBroadcaster*     GetBroadcasterJOE( USHORT nNo ) const
  76                         { return (SfxBroadcaster*) aBCs.GetObject(nNo); }
  77
  78     virtual void                Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
  79
  80 #ifndef _NOTIFY_HXX
  81     void RemoveBroadcaster_Impl( SfxBroadcaster& rBC );
  82 #endif
  83 };
  84
  85 }
  86
  87 #endif