windows-nt/Source/XPSP1/NT/com/ole32/cs/csadmin/appmgr/dataobj.h
2020-09-26 16:20:57 +08:00

96 lines
2.8 KiB
C++

// This is a part of the Microsoft Management Console.
// Copyright (C) 1995-1996 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Management Console and related
// electronic documentation provided with the interfaces.
#ifndef _DATAOBJ_H
#define _DATAOBJ_H
class CDataObject : public IDataObject, public CComObjectRoot
{
friend class CSnapin;
// ATL Maps
DECLARE_NOT_AGGREGATABLE(CDataObject)
BEGIN_COM_MAP(CDataObject)
COM_INTERFACE_ENTRY(IDataObject)
END_COM_MAP()
// Construction/Destruction
CDataObject() {};
~CDataObject() {};
// Clipboard formats that are required by the console
public:
static unsigned int m_cfNodeType;
static unsigned int m_cfNodeTypeString;
static unsigned int m_cfDisplayName;
static unsigned int m_cfCoClass;
static unsigned int m_cfInternal; // Step 3
// Standard IDataObject methods
public:
// Implemented
STDMETHOD(GetData)(LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium);
STDMETHOD(GetDataHere)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium);
STDMETHOD(EnumFormatEtc)(DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc);
ULONG InternalAddRef()
{
++CSnapin::lDataObjectRefCount;
return CComObjectRoot::InternalAddRef();
}
ULONG InternalRelease()
{
--CSnapin::lDataObjectRefCount;
return CComObjectRoot::InternalRelease();
}
// 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; };
// Implementation
public:
void SetType(DATA_OBJECT_TYPES type) // Step 3
{ ASSERT(m_internal.m_type == CCT_UNINITIALIZED); m_internal.m_type = type; }
void SetCookie(long cookie) { m_internal.m_cookie = cookie; } // Step 3
void SetString(LPTSTR lpString) { m_internal.m_string = lpString; }
private:
HRESULT CreateNodeTypeData(LPSTGMEDIUM lpMedium);
HRESULT CreateNodeTypeStringData(LPSTGMEDIUM lpMedium);
HRESULT CreateDisplayName(LPSTGMEDIUM lpMedium);
HRESULT CreateCoClassID(LPSTGMEDIUM lpMedium);
HRESULT CreateInternal(LPSTGMEDIUM lpMedium); // Step 3
HRESULT Create(const void* pBuffer, int len, LPSTGMEDIUM lpMedium);
INTERNAL m_internal; // Step 3
};
#endif