You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
91 lines
2.4 KiB
91 lines
2.4 KiB
/*===================================================================
|
|
Microsoft Denali
|
|
|
|
Microsoft Confidential.
|
|
Copyright 1996 Microsoft Corporation. All Rights Reserved.
|
|
|
|
Component: IDispatch implementation
|
|
|
|
File: Dispatch.h
|
|
|
|
Owner: DGottner
|
|
|
|
This file contains our implementation of IDispatch
|
|
===================================================================*/
|
|
|
|
#ifndef _Dispatch_H
|
|
#define _Dispatch_H
|
|
|
|
/*
|
|
* C D i s p a t c h
|
|
*
|
|
* IDispatch interface implementation for OLE objects
|
|
*
|
|
* This class contains the basic four IDispatch members. The Big Three
|
|
* (QueryInterface, AddRef, Release) are left as pure virtual, as this
|
|
* class is designed as an intermediate class for further derivation.
|
|
*
|
|
* This also means that we no longer need a pointer to the controlling unknown.
|
|
*/
|
|
|
|
class CDispatch : public IDispatch
|
|
{
|
|
private:
|
|
const GUID * m_pGuidDispInterface;
|
|
ITypeLib * m_pITypeLib;
|
|
ITypeInfo * m_pITINeutral;
|
|
|
|
public:
|
|
|
|
CDispatch();
|
|
~CDispatch();
|
|
|
|
// Do this in Init because OLE interfaces in general do not take
|
|
// parameters in the constructor. This call CANNOT fail, however.
|
|
//
|
|
void Init(const IID &GuidDispInterface, const ITypeLib *pITypeLib = NULL);
|
|
|
|
// IDispatch members
|
|
//
|
|
STDMETHODIMP GetTypeInfoCount(UINT *);
|
|
STDMETHODIMP GetTypeInfo(UINT, LCID, ITypeInfo **);
|
|
STDMETHODIMP GetIDsOfNames(REFIID, OLECHAR **, UINT, LCID, DISPID *);
|
|
STDMETHODIMP Invoke(DISPID, REFIID, LCID, WORD,
|
|
DISPPARAMS *, VARIANT *, EXCEPINFO *, UINT *);
|
|
};
|
|
|
|
|
|
/*
|
|
* C S u p p o r t E r r o r I n f o
|
|
*
|
|
* Implemention of ISupportErrorInfo for Denali classes
|
|
*/
|
|
|
|
class CSupportErrorInfo : public ISupportErrorInfo
|
|
{
|
|
private:
|
|
IUnknown * m_pUnkObj;
|
|
IUnknown * m_pUnkOuter;
|
|
const GUID *m_pGuidDispInterface;
|
|
|
|
public:
|
|
CSupportErrorInfo(void);
|
|
CSupportErrorInfo(IUnknown *pUnkObj, IUnknown *pUnkOuter, const IID &GuidDispInterface);
|
|
void Init(IUnknown *pUnkObj, IUnknown *pUnkOuter, const GUID &GuidDispInterface);
|
|
|
|
// IUnknown members that delegate to m_pUnkOuter.
|
|
//
|
|
STDMETHODIMP QueryInterface(REFIID, void **);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
// ISupportErrorInfo members
|
|
//
|
|
STDMETHODIMP InterfaceSupportsErrorInfo(REFIID);
|
|
};
|
|
|
|
|
|
extern void Exception(REFIID ObjID, LPOLESTR strSource, LPOLESTR strDescr);
|
|
extern void ExceptionId(REFIID ObjID, UINT SourceID, UINT DescrID, HRESULT hrCode = S_OK);
|
|
|
|
#endif /* _Dispatch_H */
|