IDATAOBJ.H

/* 
 * IDATAOBJ.H 
 * 
 * Definitions of a template IDataObject interface implementation. 
 * 
 * Copyright (c)1993-1996 Microsoft Corporation, All Right Reserved 
 * 
 * Kraig Brockschmidt, Software Design Engineer 
 * Microsoft Systems Developer Relations 
 * 
 * Internet  :  kraigb@microsoft.com 
 * Compuserve:  >INTERNET:kraigb@microsoft.com 
 */ 
 
 
#ifndef _IDATAOBJ_H_ 
#define _IDATAOBJ_H_ 
 
class CImpIDataObject; 
typedef class CImpIDataObject *PIMPIDATAOBJECT; 
 
class CImpIDataObject : public IDataObject 
    { 
    private: 
        ULONG           m_cRef;      //Interface reference count 
        LPVOID          m_pObj;      //Back pointer to the object 
        LPUNKNOWN       m_pUnkOuter; //For delegation 
 
    public: 
        CImpIDataObject(LPVOID, LPUNKNOWN); 
        ~CImpIDataObject(void); 
 
        //IUnknown members that delegate to m_pUnkOuter. 
        STDMETHODIMP         QueryInterface(REFIID, LPVOID *); 
        STDMETHODIMP_(ULONG) AddRef(void); 
        STDMETHODIMP_(ULONG) Release(void); 
 
        //IDataObject members 
        STDMETHODIMP GetData(LPFORMATETC, LPSTGMEDIUM); 
        STDMETHODIMP GetDataHere(LPFORMATETC, LPSTGMEDIUM); 
        STDMETHODIMP QueryGetData(LPFORMATETC); 
        STDMETHODIMP GetCanonicalFormatEtc(LPFORMATETC 
            , LPFORMATETC); 
        STDMETHODIMP SetData(LPFORMATETC, LPSTGMEDIUM, BOOL); 
        STDMETHODIMP EnumFormatEtc(DWORD, LPENUMFORMATETC *); 
        STDMETHODIMP DAdvise(LPFORMATETC, DWORD 
            ,  LPADVISESINK, DWORD *); 
        STDMETHODIMP DUnadvise(DWORD); 
        STDMETHODIMP EnumDAdvise(LPENUMSTATDATA *); 
    }; 
 
 
#endif //_IDATAOBJ_H_