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If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #ifndef _XTDATAOBJECT_HXX_ #define _XTDATAOBJECT_HXX_ //------------------------------------------------------------------------ // includes //------------------------------------------------------------------------ #include #include #ifndef _DATAFORMATTRANSLATOR_HXX_ #include "DataFmtTransl.hxx" #endif #ifndef _FETCLIST_HXX_ #include "FEtcList.hxx" #endif #if defined _MSC_VER #pragma warning(push,1) #endif #include #include #include #if defined _MSC_VER #pragma warning(pop) #endif /*-------------------------------------------------------------------------- - the function principle of the windows clipboard: a data provider offers all formats he can deliver on the clipboard a clipboard client ask for the available formats on the clipboard and decides if there is a format he can use if there is one, he requests the data in this format - This class inherits from IDataObject an so can be placed on the OleClipboard. The class wrapps a transferable object which is the original DataSource - DataFlavors offerd by this transferable will be translated into appropriate clipboard formats - if the transferable contains text data always text and unicodetext will be offered or vice versa - text data will be automaticaly converted between text und unicode text - although the transferable may support text in different charsets (codepages) only text in one codepage can be offered by the clipboard ----------------------------------------------------------------------------*/ class CStgTransferHelper; class CXTDataObject : public IDataObject { public: CXTDataObject( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& aServiceManager, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& aXTransferable ); virtual ~CXTDataObject() {} //----------------------------------------------------------------- // ole interface implementation //----------------------------------------------------------------- //IUnknown interface methods STDMETHODIMP QueryInterface(REFIID iid, LPVOID* ppvObject); STDMETHODIMP_( ULONG ) AddRef( ); STDMETHODIMP_( ULONG ) Release( ); // IDataObject interface methods STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ); STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc ); STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut ); STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease ); STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ); STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection ); STDMETHODIMP DUnadvise( DWORD dwConnection ); STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise ); operator IDataObject*( ); private: com::sun::star::datatransfer::DataFlavor SAL_CALL formatEtcToDataFlavor( const FORMATETC& aFormatEtc ) const; void SAL_CALL renderDataAndSetupStgMedium( const sal_Int8* lpStorage, const FORMATETC& fetc, sal_uInt32 nInitStgSize, sal_uInt32 nBytesToTransfer, STGMEDIUM& stgmedium ); void SAL_CALL renderLocaleAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderUnicodeAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderAnyDataAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); HRESULT SAL_CALL renderSynthesizedFormatAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderSynthesizedUnicodeAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderSynthesizedTextAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL renderSynthesizedHtmlAndSetupStgMedium( FORMATETC& fetc, STGMEDIUM& stgmedium ); void SAL_CALL setupStgMedium( const FORMATETC& fetc, CStgTransferHelper& stgTransHlp, STGMEDIUM& stgmedium ); void validateFormatEtc( LPFORMATETC lpFormatEtc ) const; void SAL_CALL invalidateStgMedium( STGMEDIUM& stgmedium ) const; HRESULT SAL_CALL translateStgExceptionCode( HRESULT hr ) const; inline void SAL_CALL InitializeFormatEtcContainer( ); private: LONG m_nRefCnt; const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_SrvMgr; ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable > m_XTransferable; CFormatEtcContainer m_FormatEtcContainer; sal_Bool m_bFormatEtcContainerInitialized; CDataFormatTranslator m_DataFormatTranslator; CFormatRegistrar m_FormatRegistrar; }; //------------------------------------------------------------------------ // //------------------------------------------------------------------------ class CEnumFormatEtc : public IEnumFORMATETC { public: CEnumFormatEtc( LPUNKNOWN lpUnkOuter, const CFormatEtcContainer& aFormatEtcContainer ); virtual ~CEnumFormatEtc() {} // IUnknown STDMETHODIMP QueryInterface( REFIID iid, LPVOID* ppvObject ); STDMETHODIMP_( ULONG ) AddRef( ); STDMETHODIMP_( ULONG ) Release( ); //IEnumFORMATETC STDMETHODIMP Next( ULONG nRequested, LPFORMATETC lpDest, ULONG* lpFetched ); STDMETHODIMP Skip( ULONG celt ); STDMETHODIMP Reset( ); STDMETHODIMP Clone( IEnumFORMATETC** ppenum ); private: LONG m_nRefCnt; LPUNKNOWN m_lpUnkOuter; CFormatEtcContainer m_FormatEtcContainer; }; typedef CEnumFormatEtc *PCEnumFormatEtc; #endif