windows-nt/Source/XPSP1/NT/base/remoteboot/rigpsnap/dataobj.h
2020-09-26 16:20:57 +08:00

125 lines
3.5 KiB
C++

//
// Microsoft Corporation 1998
//
// DATAOBJ.H - IGPTDataobject
//
// {C14C50E2-FA21-11d0-8CF9-C64377000000}
DEFINE_GUID(IID_IGPTDataObject,
0xc14c50e2, 0xfa21, 0x11d0, 0x8c, 0xf9, 0xc6, 0x43, 0x77, 0x0, 0x0, 0x0);
#ifndef _DATAOBJ_H_
#define _DATAOBJ_H_
//
// This is a private dataobject interface for GPTs.
// When the GPT snapin receives a dataobject and needs to determine
// if it came from the GPT snapin or a different component, it can QI for
// this interface.
//
#undef INTERFACE
#define INTERFACE IGPTDataObject
DECLARE_INTERFACE_(IGPTDataObject, IUnknown)
{
// *** IUnknown methods ***
STDMETHOD(QueryInterface) (THIS_ REFIID riid, LPVOID * ppvObj) PURE;
STDMETHOD_(ULONG,AddRef) (THIS) PURE;
STDMETHOD_(ULONG,Release) (THIS) PURE;
// *** IGPTDataObject methods ***
STDMETHOD(SetType) (THIS_ DATA_OBJECT_TYPES type) PURE;
STDMETHOD(GetType) (THIS_ DATA_OBJECT_TYPES *type) PURE;
STDMETHOD(SetCookie) (THIS_ MMC_COOKIE cookie) PURE;
STDMETHOD(GetCookie) (THIS_ MMC_COOKIE *cookie) PURE;
};
typedef IGPTDataObject *LPGPTDATAOBJECT;
// CDataObject class
class CDataObject : public IDataObject,
public IGPTDataObject
{
friend class CSnapIn;
protected:
ULONG m_cRef;
CComponentData *m_pcd;
DATA_OBJECT_TYPES m_type;
MMC_COOKIE m_cookie;
// 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_cfCoClass;
public:
CDataObject(CComponentData *pComponent);
~CDataObject();
// IUnknown methods
STDMETHODIMP QueryInterface(REFIID, LPVOID FAR *);
STDMETHODIMP_(ULONG) AddRef();
STDMETHODIMP_(ULONG) Release();
// Implemented IDataObject methods
STDMETHOD(GetDataHere)(LPFORMATETC lpFormatetc, LPSTGMEDIUM lpMedium);
// Unimplemented IDataObject methods
STDMETHOD(GetData)(LPFORMATETC lpFormatetcIn, LPSTGMEDIUM lpMedium)
{ return E_NOTIMPL; };
STDMETHOD(EnumFormatEtc)(DWORD dwDirection, LPENUMFORMATETC* ppEnumFormatEtc)
{ return E_NOTIMPL; };
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; };
// Implemented IGPTDataObject methods
STDMETHOD(SetType) (DATA_OBJECT_TYPES type)
{ m_type = type; return S_OK; };
STDMETHOD(GetType) (DATA_OBJECT_TYPES *type)
{ *type = m_type; return S_OK; };
STDMETHOD(SetCookie) (MMC_COOKIE cookie)
{ m_cookie = cookie; return S_OK; };
STDMETHOD(GetCookie) (MMC_COOKIE *cookie)
{ *cookie = m_cookie; return S_OK; };
private:
HRESULT CreateNodeTypeData(LPSTGMEDIUM lpMedium);
HRESULT CreateNodeTypeStringData(LPSTGMEDIUM lpMedium);
HRESULT CreateDisplayName(LPSTGMEDIUM lpMedium);
HRESULT CreateCoClassID(LPSTGMEDIUM lpMedium);
HRESULT Create(LPVOID pBuffer, INT len, LPSTGMEDIUM lpMedium);
};
#endif // _DATAOBJ_H