IDISPAT.CPP

/* 
 * IDISPAT.CPP 
 * 
 * Template IDispatch interface implementation. 
 * 
 * Copyright (c)1993-1995 Microsoft Corporation, All Rights Reserved 
 * 
 * Kraig Brockschmidt, Microsoft 
 * Internet  :  kraigb@microsoft.com 
 * Compuserve:  >INTERNET:kraigb@microsoft.com 
 */ 
 
 
#include "idispat.h" 
 
 
/* 
 * CImpIDispatch::CImpIDispatch 
 * CImpIDispatch::~CImpIDispatch 
 * 
 * Parameters (Constructor): 
 *  pObj            LPVOID of the object we're in. 
 *  pUnkOuter       LPUNKNOWN to which we delegate. 
 */ 
 
CImpIDispatch::CImpIDispatch(LPVOID pObj 
    , LPUNKNOWN pUnkOuter) 
    { 
    m_cRef=0; 
    m_pObj=pObj; 
    m_pUnkOuter=pUnkOuter; 
    return; 
    } 
 
CImpIDispatch::~CImpIDispatch(void) 
    { 
    return; 
    } 
 
 
 
/* 
 * CImpIDispatch::QueryInterface 
 * CImpIDispatch::AddRef 
 * CImpIDispatch::Release 
 * 
 * Purpose: 
 *  Delegating IUnknown members for CImpIDispatch. 
 */ 
 
STDMETHODIMP CImpIDispatch::QueryInterface(REFIID riid 
    , LPVOID *ppv) 
    { 
    return m_pUnkOuter->QueryInterface(riid, ppv); 
    } 
 
STDMETHODIMP_(ULONG) CImpIDispatch::AddRef(void) 
    { 
    ++m_cRef; 
    return m_pUnkOuter->AddRef(); 
    } 
 
STDMETHODIMP_(ULONG) CImpIDispatch::Release(void) 
    { 
    --m_cRef; 
    return m_pUnkOuter->Release(); 
    } 
 
 
 
 
/* 
 * CImpIDispatch::GetTypeInfoCount 
 * 
 * Purpose: 
 *  Returns the number of tyep information (ITypeInfo) interfaces 
 *  that the object provides (0 or 1). 
 * 
 * Parameters: 
 *  pctInfo         UINT * to the location to receive 
 *                  the count of interfaces. 
 */ 
 
STDMETHODIMP CImpIDispatch::GetTypeInfoCount(UINT *pctInfo) 
    { 
    return ResultFromScode(E_NOTIMPL); 
    } 
 
 
 
 
/* 
 * CImpIDispatch::GetTypeInfo 
 * 
 * Purpose: 
 *  Retrieves type information for the automation interface. 
 * 
 * Parameters: 
 *  itinfo          UINT reserved.  Must be zero. 
 *  lcid            LCID providing the locale for the type 
 *                  information.  If the object does not support 
 *                  localization, this is ignored. 
 *  pptinfo         ITypeInfo ** in which to store the ITypeInfo 
 *                  interface for the object. 
 */ 
 
STDMETHODIMP CImpIDispatch::GetTypeInfo(UINT itinfo 
    , LCID lcid, ITypeInfo **pptInfo) 
    { 
    return ResultFromScode(E_NOTIMPL); 
    } 
 
 
 
 
 
/* 
 * CImpIDispatch::GetIDsOfNames 
 * 
 * Purpose: 
 * 
 * Parameters: 
 *  riid            REFIID reserved.  Must be NULL. 
 *  rgszNames       OLECHAR ** pointing to the array of names to b 
 *                  mapped. 
 *  cNames          UINT number of names to be mapped. 
 *  lcid            LCID of the locale. 
 *  rgDispID        DISPID * caller allocated array containing IDs 
 *                  corresponginf to those names in rgszNames. 
 */ 
 
STDMETHODIMP CImpIDispatch::GetIDsOfNames(REFIID riid 
    , OLECHAR **rgszNames, UINT cNames, LCID lcid 
    , DISPID *rgDispID) 
    { 
    return ResultFromScode(E_NOTIMPL); 
    } 
 
 
 
 
/* 
 * CImpIDispatch::Invoke 
 * 
 * Purpose: 
 * 
 * Parameters: 
 *  dispIDMember    DISPID of the method to invoke. 
 *  riid            REFIID reserved, must be NULL. 
 *  lcid            LCID of the locale. 
 *  wFlags          USHORT describing the context of the invocation. 
 *  pDispParams     DISPPARAMS * to the array of arguments. 
 *  pVarResult      VARIANT * in which to store the result.  Is 
 *                  NULL if the caller is not interested. 
 *  pExcepInfo      EXCEPINFO * to exception information. 
 *  puArgErr        UINT * in which to store the index of an 
 *                  invalid parameter if DISP_E_TYPEMISMATCH 
 *                  is returned. 
 */ 
 
STDMETHODIMP CImpIDispatch::Invoke(DISPID disIDMember, REFIID riid 
    , LCID lcid, unsigned short wFlags, DISPPARAMS *pDispParams 
    , VARIANT *pVarResult, EXCEPINFO *pExcepInfo 
    , UINT *puArgErr) 
    { 
    return ResultFromScode(E_NOTIMPL); 
    }