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#ifndef _SVT_LISTENER_HXX
#define _SVT_LISTENER_HXX

#include "svl/svldllapi.h"
#include <tools/rtti.hxx>

class SvtBroadcaster;
class SfxHint;
class SvtListenerBase;

//-------------------------------------------------------------------------

class SVL_DLLPUBLIC SvtListener
{
    friend class SvtListenerBase;
    SvtListenerBase *pBrdCastLst;

    const SvtListener&  operator=(const SvtListener &); // n.i., ist verboten

public:
    TYPEINFO();

                        SvtListener();
                        SvtListener( const SvtListener &rCopy );
    virtual             ~SvtListener();

    BOOL                StartListening( SvtBroadcaster& rBroadcaster );
    BOOL                EndListening( SvtBroadcaster& rBroadcaster );
    void                EndListeningAll();
    BOOL                IsListening( SvtBroadcaster& rBroadcaster ) const;

    BOOL                HasBroadcaster() const { return 0 != pBrdCastLst; }

    virtual void        Notify( SvtBroadcaster& rBC, const SfxHint& rHint );
};


#endif

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