153 lines
4.7 KiB
C
153 lines
4.7 KiB
C
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/*++
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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faxdataobj.h
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Abstract:
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This header prototypes my implementation of IDataObject.
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Environment:
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WIN32 User Mode
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Author:
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Darwin Ouyang (t-darouy) 30-Sept-1997
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--*/
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#ifndef __FAXDATAOBJECT_H_
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#define __FAXDATAOBJECT_H_
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#include "resource.h"
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class CInternalNode; // Forward declarations
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class CFaxComponentData;
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class CFaxDataObject : public CComObjectRoot,
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public IDataObject
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{
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public:
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// ATL Map
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DECLARE_NOT_AGGREGATABLE(CFaxDataObject)
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BEGIN_COM_MAP(CFaxDataObject)
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COM_INTERFACE_ENTRY(IDataObject)
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END_COM_MAP()
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// constructor and destructor
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CFaxDataObject();
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~CFaxDataObject();
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//
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// IDataObject
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//
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virtual /* [local] */ HRESULT STDMETHODCALLTYPE GetDataHere(
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/* [unique][in] */ FORMATETC __RPC_FAR *pformatetc,
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/* [out][in] */ STGMEDIUM __RPC_FAR *pmedium);
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// these are not implemented
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virtual /* [local] */ HRESULT STDMETHODCALLTYPE GetData(
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/* [unique][in] */ FORMATETC __RPC_FAR *pformatetcIn,
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/* [out] */ STGMEDIUM __RPC_FAR *pmedium) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE QueryGetData(
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/* [unique][in] */ FORMATETC __RPC_FAR *pformatetc) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE GetCanonicalFormatEtc(
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/* [unique][in] */ FORMATETC __RPC_FAR *pformatectIn,
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/* [out] */ FORMATETC __RPC_FAR *pformatetcOut) {
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return E_NOTIMPL;
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}
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virtual /* [local] */ HRESULT STDMETHODCALLTYPE SetData(
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/* [unique][in] */ FORMATETC __RPC_FAR *pformatetc,
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/* [unique][in] */ STGMEDIUM __RPC_FAR *pmedium,
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/* [in] */ BOOL fRelease) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE EnumFormatEtc(
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/* [in] */ DWORD dwDirection,
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/* [out] */ IEnumFORMATETC __RPC_FAR *__RPC_FAR *ppenumFormatEtc) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE DAdvise(
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/* [in] */ FORMATETC __RPC_FAR *pformatetc,
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/* [in] */ DWORD advf,
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/* [unique][in] */ IAdviseSink __RPC_FAR *pAdvSink,
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/* [out] */ DWORD __RPC_FAR *pdwConnection) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE DUnadvise(
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/* [in] */ DWORD dwConnection) {
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE EnumDAdvise(
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/* [out] */ IEnumSTATDATA __RPC_FAR *__RPC_FAR *ppenumAdvise) {
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return E_NOTIMPL;
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}
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//
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// Non-interface member functions
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//
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public:
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ULONG_PTR GetCookie() { return m_ulCookie; } // cast the owner to a cookie.
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void SetCookie( ULONG_PTR cookie )
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{
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m_ulCookie = cookie;
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}
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CInternalNode * GetOwner() { return pOwner; }
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// this functino sets the owner of the dataobject
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// as well as registers the node specific clipboard formats
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void SetOwner( CInternalNode* pO );
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DATA_OBJECT_TYPES GetContext( void ) { return m_Context; }
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void SetContext( DATA_OBJECT_TYPES context )
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{
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m_Context = context;
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}
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private:
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HRESULT _WriteInternal(IStream *pstm);
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HRESULT _WriteDisplayName(IStream *pstm);
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HRESULT _WriteNodeType(IStream *pstm);
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HRESULT _WriteClsid(IStream *pstm);
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ULONG m_cRefs; // object refcount
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ULONG_PTR m_ulCookie; // what this obj refers to
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CInternalNode * pOwner; // used for getting info from the creator class
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DATA_OBJECT_TYPES m_Context; // context in which this was created
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#ifdef DEBUG
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static long DataObjectCount; // debug DataObjectCount
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#endif
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public:
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// At a minimum we have to implement these clipboard formats
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// to keep MMC happy. We will assert if we don't
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static UINT s_cfInternal; // Our custom clipboard format
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static UINT s_cfDisplayName;
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static UINT s_cfNodeType;
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static UINT s_cfSnapinClsid;
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};
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#endif
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