dtrans/source/win32/dtobj/XNotifyingDataObject.hxx

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  30
  31
  32 #ifndef _XNOTIFYINGDATAOBJECT_HXX_
  33 #define _XNOTIFYINGDATAOBJECT_HXX_
  34
  35
  36 //------------------------------------------------------------------------
  37 // includes
  38 //------------------------------------------------------------------------
  39
  40 #include <com/sun/star/datatransfer/XTransferable.hpp>
  41 #include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
  42
  43 #if defined _MSC_VER
  44 #pragma warning(push,1)
  45 #endif
  46 #include <objidl.h>
  47 #include <windows.h>
  48 #if defined _MSC_VER
  49 #pragma warning(pop)
  50 #endif
  51
  52 #include <systools/win32/comtools.hxx>
  53
  54 /*--------------------------------------------------------------------------
  55     To implement the lostOwnership mechanism cleanly we need this wrapper
  56     object
  57 ----------------------------------------------------------------------------*/
  58
  59 // forward
  60 class CWinClipbImpl;
  61
  62 class CXNotifyingDataObject : public IDataObject
  63 {
  64 public:
  65     CXNotifyingDataObject(
  66         const IDataObjectPtr& aIDataObject,
  67         const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >& aXTransferable,
  68         const com::sun::star::uno::Reference< com::sun::star::datatransfer::clipboard::XClipboardOwner >& aXClipOwner,
  69         CWinClipbImpl* theWinClipImpl );
  70
  71     virtual ~CXNotifyingDataObject() {}
  72
  73     //-----------------------------------------------------------------
  74     // ole interface implementation
  75     //-----------------------------------------------------------------
  76
  77     //IUnknown interface methods
  78     STDMETHODIMP           QueryInterface(REFIID iid, LPVOID* ppvObject);
  79     STDMETHODIMP_( ULONG ) AddRef( );
  80     STDMETHODIMP_( ULONG ) Release( );
  81
  82     // IDataObject interface methods
  83     STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium );
  84     STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium );
  85     STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc );
  86     STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut );
  87     STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease );
  88     STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc );
  89     STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection );
  90     STDMETHODIMP DUnadvise( DWORD dwConnection );
  91     STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise );
  92
  93     operator IDataObject*( );
  94
  95 private:
  96     void SAL_CALL lostOwnership( );
  97
  98 private:
  99     sal_Int32                                                                                                                                                                                   m_nRefCnt;
 100     IDataObjectPtr                                                                                                                                                                              m_aIDataObject;
 101     const com::sun::star::uno::Reference< com::sun::star::datatransfer::XTransferable >                                 m_XTransferable;
 102     const com::sun::star::uno::Reference< com::sun::star::datatransfer::clipboard::XClipboardOwner >    m_XClipboardOwner;
 103     CWinClipbImpl*                                                                                                                                                                              m_pWinClipImpl;
 104
 105     friend class CWinClipbImpl;
 106 };
 107
 108 #endif