windows-nt/Source/XPSP1/NT/shell/osshell/snapins/devmgr/snapin/dataobj.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (C) 1997-1999 Microsoft Corporation
Module Name:
dataobj.h
Abstract:
header file defines CDataObject class
Author:
William Hsieh (williamh) created
Revision History:
--*/
#ifndef _DATAOBJ_H
#define _DATAOBJ_H
class CDataObject;
class CDataObjectRoot;
class CDataObjectDeviceTreeByType;
class CDataObjectDeviceTreeByConnection;
class CCookie;
class CDataObject : public IDataObject
{
public:
CDataObject() : m_Ref(1)
{}
~CDataObject()
{}
// IUnknown interface
STDMETHOD_(ULONG, AddRef)();
STDMETHOD_(ULONG, Release)();
STDMETHOD(QueryInterface)(REFIID riid, void** ppv);
// IDataObject interface
STDMETHOD(GetData)(LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium);
STDMETHOD(GetDataHere)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium);
STDMETHOD(EnumFormatEtc)(DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc);
virtual HRESULT Initialize(DATA_OBJECT_TYPES Type, COOKIE_TYPE ct, CCookie* pCookie, String& strMachineName);
// Not Implemented
private:
STDMETHOD(QueryGetData)(LPFORMATETC lpFormatetc)
{ return E_NOTIMPL; };
STDMETHOD(GetCanonicalFormatEtc)(LPFORMATETC lpFormatetcIn, LPFORMATETC lpFormatetcOut)
{ return E_NOTIMPL; };
STDMETHOD(SetData)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium, BOOL bRelease)
{ return E_NOTIMPL; };
STDMETHOD(DAdvise)(LPFORMATETC lpFormatetc, DWORD advf,
LPADVISESINK pAdvSink, LPDWORD pdwConnection)
{ return E_NOTIMPL; };
STDMETHOD(DUnadvise)(DWORD dwConnection)
{ return E_NOTIMPL; };
STDMETHOD(EnumDAdvise)(LPENUMSTATDATA* ppEnumAdvise)
{ return E_NOTIMPL; };
public:
// Clipboard formats that are required by the console
static unsigned int m_cfNodeType;
static unsigned int m_cfNodeTypeString;
static unsigned int m_cfDisplayName;
static unsigned int m_cfSnapinInternal;
static unsigned int m_cfCoClass;
static unsigned int m_cfMachineName;
static unsigned int m_cfClassGuid;
static unsigned int m_cfDeviceID;
protected:
COOKIE_TYPE m_ct;
CCookie* m_pCookie;
int m_idsNodeName;
private:
DATA_OBJECT_TYPES m_Type;
String m_strMachineName;
ULONG m_Ref;
};
extern HRESULT ExtractData(IDataObject* pIDataObject, unsigned int cfClipFormat,
BYTE* pBuffer, DWORD cbBuffer
);
#endif