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#ifndef SC_DDELINK_HXX
#define SC_DDELINK_HXX

#include <bf_so3/lnkbase.hxx>
#include <bf_svtools/brdcst.hxx>
namespace binfilter {

class ScDocument;
class ScMatrix;
class ScMultipleReadHeader;

class ScDdeLink : public ::binfilter::SvBaseLink, public SfxBroadcaster
{
private:
static BOOL bIsInUpdate;

    ScDocument*     pDoc;

    String          aAppl;          // Verbindungsdaten
    String          aTopic;
    String          aItem;
    BYTE            nMode;          // Zahlformat-Modus

    BOOL            bNeedUpdate;    // wird gesetzt, wenn Update nicht moeglich war

    ScMatrix*       pResult;        // Ergebnis

public:
    TYPEINFO();

            ScDdeLink( ScDocument* pD,
                         const String& rA, const String& rT, const String& rI,
                        BYTE nM );
            ScDdeLink( ScDocument* pD, SvStream& rStream, ScMultipleReadHeader& rHdr );
    virtual ~ScDdeLink();

                                            // von SvBaseLink ueberladen:
    virtual void    DataChanged( const String& rMimeType,
                                const ::com::sun::star::uno::Any & rValue );

                                            // von SfxBroadcaster ueberladen:

                                            // fuer Interpreter:

    const ScMatrix* GetResult() const   { return pResult; }
    ScMatrix* GetResult()   {return pResult; }

    const String&   GetAppl() const     { return aAppl; }
    const String&   GetTopic() const    { return aTopic; }
    const String&   GetItem() const     { return aItem; }
    BYTE            GetMode() const     { return nMode; }

    void            TryUpdate();
};


} //namespace binfilter
#endif

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