home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Tricks of the Windows Gam…ming Gurus (2nd Edition)
/
Disc2.iso
/
msdn_vcb
/
samples
/
vc98
/
sdk
/
com
/
inole2
/
interfac
/
iadvsink.cpp
next >
Wrap
C/C++ Source or Header
|
1996-05-21
|
4KB
|
197 lines
/*
* IADVSINK.CPP
*
* Template IAdviseSink interface implementation.
*
* Copyright (c)1993-1995 Microsoft Corporation, All Rights Reserved
*
* Kraig Brockschmidt, Microsoft
* Internet : kraigb@microsoft.com
* Compuserve: >INTERNET:kraigb@microsoft.com
*/
#include "iadvsink.h"
/*
* CImpIAdviseSink::CImpIAdviseSink
* CImpIAdviseSink::~CImpIAdviseSink
*
* Parameters (Constructor):
* pObj LPVOID of the object we're in.
* pUnkOuter LPUNKNOWN to which we delegate.
*/
CImpIAdviseSink::CImpIAdviseSink(LPVOID pObj, LPUNKNOWN pUnkOuter)
{
m_cRef=0;
m_pObj=pObj;
m_pUnkOuter=pUnkOuter;
return;
}
CImpIAdviseSink::~CImpIAdviseSink(void)
{
return;
}
/*
* CImpIAdviseSink::QueryInterface
* CImpIAdviseSink::AddRef
* CImpIAdviseSink::Release
*
* Purpose:
* Delegating IUnknown members for CImpIAdviseSink.
*/
STDMETHODIMP CImpIAdviseSink::QueryInterface(REFIID riid
, LPVOID *ppv)
{
return m_pUnkOuter->QueryInterface(riid, ppv);
}
STDMETHODIMP_(ULONG) CImpIAdviseSink::AddRef(void)
{
++m_cRef;
return m_pUnkOuter->AddRef();
}
STDMETHODIMP_(ULONG) CImpIAdviseSink::Release(void)
{
--m_cRef;
return m_pUnkOuter->Release();
}
/*
* CImpIAdviseSink::OnDataChange
*
* Purpose:
* Notifes the advise sink that data changed in a data object.
* On this message you may request a new data rendering and update
* your displays as necessary.
*
* Parameters:
* pFEIn LPFORMATETC describing format that changed
* pSTM LPSTGMEDIUM providing the medium in which the
* data is provided.
*
* Return Value:
* None
*/
STDMETHODIMP_(void) CImpIAdviseSink::OnDataChange(LPFORMATETC pFEIn
, LPSTGMEDIUM pSTM)
{
return;
}
/*
* CImpIAdviseSink::OnViewChange
*
* Purpose:
* Notifes the advise sink that presentation data changed in the
* data object to which we're connected providing the right time
* to update displays using such presentations.
*
* Parameters:
* dwAspect DWORD indicating which aspect has changed.
* lindex LONG indicating the piece that changed.
*
* Return Value:
* None
*/
STDMETHODIMP_(void) CImpIAdviseSink::OnViewChange(DWORD dwAspect
, LONG lindex)
{
return;
}
/*
* CImpIAdviseSink::OnRename
*
* Purpose:
* Informs the advise sink that a linked object has been renamed.
* Generally only the OLE default handler cares about this.
*
* Parameters:
* pmk LPMONIKER providing the new name of the object
*
* Return Value:
* None
*/
STDMETHODIMP_(void) CImpIAdviseSink::OnRename(LPMONIKER pmk)
{
return;
}
/*
* CImpIAdviseSink::OnSave
*
* Purpose:
* Informs the advise sink that the OLE object has been saved
* persistently. The primary purpose of this is for containers
* that want to make optimizations for objects that are not in a
* saved state, so on this you have to disable such optimizations.
* Generally only the OLE default handler cares about this.
*
* Parameters:
* None
*
* Return Value:
* None
*/
STDMETHODIMP_(void) CImpIAdviseSink::OnSave(void)
{
return;
}
/*
* CImpIAdviseSink::OnClose
*
* Purpose:
* Informs the advise sink that the OLE object has closed and is
* no longer bound in any way. Generally only of interest to the
* OLE default handler.
*
* Parameters:
* None
*
* Return Value:
* None
*/
STDMETHODIMP_(void) CImpIAdviseSink::OnClose(void)
{
return;
}