100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
//==============================================================;
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//
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// This source code is only intended as a supplement to existing Microsoft documentation.
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//
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//
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//
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright (C) 1999 Microsoft Corporation. All Rights Reserved.
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//
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//
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//
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//==============================================================;
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#ifndef _SAMPDATAOBJECT_H_
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#define _SAMPDATAOBJECT_H_
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#include <mmc.h>
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#include "DeleBase.h"
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class CDataObject : public IDataObject
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{
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private:
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ULONG m_cref;
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MMC_COOKIE m_lCookie;
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DATA_OBJECT_TYPES m_context;
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public:
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CDataObject(MMC_COOKIE cookie, DATA_OBJECT_TYPES context);
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~CDataObject();
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///////////////////////////////
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// Interface IUnknown
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///////////////////////////////
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STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppv);
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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///////////////////////////////
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// IDataObject methods
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///////////////////////////////
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STDMETHODIMP GetDataHere (FORMATETC *pformatetc, STGMEDIUM *pmedium);
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// The rest are not implemented
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STDMETHODIMP GetData (LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium)
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{ return E_NOTIMPL; };
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STDMETHODIMP EnumFormatEtc (DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc)
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{ return E_NOTIMPL; };
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STDMETHODIMP QueryGetData (LPFORMATETC lpFormatetc)
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{ return E_NOTIMPL; };
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STDMETHODIMP GetCanonicalFormatEtc (LPFORMATETC lpFormatetcIn, LPFORMATETC lpFormatetcOut)
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{ return E_NOTIMPL; };
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STDMETHODIMP SetData (LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium, BOOL bRelease)
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{ return E_NOTIMPL; };
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STDMETHODIMP DAdvise (LPFORMATETC lpFormatetc, DWORD advf, LPADVISESINK pAdvSink, LPDWORD pdwConnection)
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{ return E_NOTIMPL; };
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STDMETHODIMP DUnadvise (DWORD dwConnection)
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{ return E_NOTIMPL; };
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STDMETHODIMP EnumDAdvise (LPENUMSTATDATA* ppEnumAdvise)
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{ return E_NOTIMPL; };
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///////////////////////////////
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// Custom Methods
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///////////////////////////////
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CDelegationBase *GetBaseNodeObject() {
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return (CDelegationBase *)m_lCookie;
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}
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DATA_OBJECT_TYPES GetContext() {
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return m_context;
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}
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public:
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// clipboard formats
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static UINT s_cfSZNodeType;
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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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static UINT s_cfInternal;
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};
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HRESULT ExtractFromDataObject(IDataObject *lpDataObject,UINT cf,ULONG cb,HGLOBAL *phGlobal);
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CDataObject* GetOurDataObject(IDataObject *lpDataObject);
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BOOL IsMMCMultiSelectDataObject(IDataObject *lpDataObject);
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#endif _SAMPDATAOBJECT_H_
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