103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
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//+--------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1994 - 1998.
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//
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// File: dataobj.h
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//
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// Contents: implementation of IDataObject for the snapin objects
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//
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// Classes: CDataObject
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//
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// History: 03-17-1998 stevebl Created
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//
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//---------------------------------------------------------------------------
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#ifndef _DATAOBJ_H
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#define _DATAOBJ_H
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class CDataObject : public IDataObject, public CComObjectRoot
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{
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friend class CResultPane;
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// ATL Maps
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DECLARE_NOT_AGGREGATABLE(CDataObject)
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BEGIN_COM_MAP(CDataObject)
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COM_INTERFACE_ENTRY(IDataObject)
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END_COM_MAP()
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// Construction/Destruction
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CDataObject() {};
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~CDataObject() {};
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// Clipboard formats that are required by the console
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public:
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static unsigned int m_cfNodeType;
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static unsigned int m_cfNodeTypeString;
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static unsigned int m_cfDisplayName;
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static unsigned int m_cfCoClass;
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static unsigned int m_cfInternal;
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// Standard IDataObject methods
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public:
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// Implemented
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STDMETHOD(GetData)(LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium);
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STDMETHOD(GetDataHere)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium);
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STDMETHOD(EnumFormatEtc)(DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc);
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ULONG InternalAddRef()
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{
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++CResultPane::lDataObjectRefCount;
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return CComObjectRoot::InternalAddRef();
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}
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ULONG InternalRelease()
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{
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--CResultPane::lDataObjectRefCount;
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return CComObjectRoot::InternalRelease();
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}
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// Not Implemented
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private:
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STDMETHOD(QueryGetData)(LPFORMATETC lpFormatetc)
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{ return E_NOTIMPL; };
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STDMETHOD(GetCanonicalFormatEtc)(LPFORMATETC lpFormatetcIn, LPFORMATETC lpFormatetcOut)
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{ return E_NOTIMPL; };
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STDMETHOD(SetData)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium, BOOL bRelease)
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{ return E_NOTIMPL; };
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STDMETHOD(DAdvise)(LPFORMATETC lpFormatetc, DWORD advf,
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LPADVISESINK pAdvSink, LPDWORD pdwConnection)
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{ return E_NOTIMPL; };
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STDMETHOD(DUnadvise)(DWORD dwConnection)
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{ return E_NOTIMPL; };
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STDMETHOD(EnumDAdvise)(LPENUMSTATDATA* ppEnumAdvise)
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{ return E_NOTIMPL; };
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// Implementation
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public:
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void SetType(DATA_OBJECT_TYPES type)
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{ ASSERT(m_internal.m_type == CCT_UNINITIALIZED); m_internal.m_type = type; }
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void SetCookie(MMC_COOKIE cookie) { m_internal.m_cookie = cookie; } // Step 3
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void SetString(LPTSTR lpString) { m_internal.m_string = lpString; }
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void SetID (long ID) { m_internal.m_scopeID = ID; }
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private:
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HRESULT CreateNodeTypeData(LPSTGMEDIUM lpMedium);
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HRESULT CreateNodeTypeStringData(LPSTGMEDIUM lpMedium);
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HRESULT CreateDisplayName(LPSTGMEDIUM lpMedium);
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HRESULT CreateCoClassID(LPSTGMEDIUM lpMedium);
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HRESULT CreateInternal(LPSTGMEDIUM lpMedium);
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HRESULT Create(const void* pBuffer, int len, LPSTGMEDIUM lpMedium);
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INTERNAL m_internal;
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};
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#endif
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