529 lines
11 KiB
C++
529 lines
11 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1997.
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//
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// File: cdlbsc.cxx
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//
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// Contents:
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//
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// Classes:
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//
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// Functions:
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//
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// History: 01-27-97 t-alans (Alan Shi) Created
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//
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//----------------------------------------------------------------------------
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#include <eapp.h>
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#include "cdlbsc.hxx"
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::CCodeDLBSC
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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CCodeDLBSC::CCodeDLBSC(IOInetProtocolSink *pIOInetProtocolSink,
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IOInetBindInfo *pIOInetBindInfo,
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CCdlProtocol *pCDLProtocol,
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BOOL fGetClassObject)
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{
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_cRef = 1;
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_pIBinding = NULL;
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_pOInetProtocolSink = pIOInetProtocolSink;
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_fGetClassObject = fGetClassObject;
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if (_pOInetProtocolSink != NULL)
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{
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_pOInetProtocolSink->AddRef();
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}
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_pIOInetBindInfo = pIOInetBindInfo;
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if (_pIOInetBindInfo != NULL)
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{
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_pIOInetBindInfo->AddRef();
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}
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_pCDLProtocol = pCDLProtocol;
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if (_pCDLProtocol != NULL)
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{
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_pCDLProtocol->AddRef();
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}
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::~CCodeDLBSC
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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CCodeDLBSC::~CCodeDLBSC()
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{
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if (_pOInetProtocolSink != NULL)
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{
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_pOInetProtocolSink->Release();
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}
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if (_pIOInetBindInfo != NULL)
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{
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_pIOInetBindInfo->Release();
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}
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if (_pCDLProtocol != NULL)
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{
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_pCDLProtocol->ClearCodeDLBSC();
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_pCDLProtocol->Release();
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}
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::Abort
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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HRESULT CCodeDLBSC::Abort()
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{
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if (_pIBinding)
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{
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return _pIBinding->Abort();
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}
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else
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{
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return S_OK;
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}
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}
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/*
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*
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* IUnknown Methods
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*
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*/
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::QueryInterface
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::QueryInterface(REFIID riid, void **ppv)
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{
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HRESULT hr = E_NOINTERFACE;
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*ppv = NULL;
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if (riid == IID_IUnknown || riid == IID_IBindStatusCallback)
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{
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*ppv = (IBindStatusCallback *)this;
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}
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else if (riid == IID_IServiceProvider)
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{
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*ppv = (IServiceProvider *)this;
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}
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if (*ppv != NULL)
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{
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((IUnknown *)*ppv)->AddRef();
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hr = S_OK;
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}
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::AddRef
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP_(ULONG) CCodeDLBSC::AddRef()
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{
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return ++_cRef;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::Release
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP_(ULONG) CCodeDLBSC::Release()
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{
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if (--_cRef)
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{
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return _cRef;
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}
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delete this;
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return 0;
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}
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/*
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*
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* IBindStatusCallback Methods
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*
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*/
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnStartBinding
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnStartBinding(DWORD grfBSCOption, IBinding *pib)
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{
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if (_pIBinding != NULL)
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{
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_pIBinding->Release();
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}
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_pIBinding = pib;
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if (_pIBinding != NULL)
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{
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_pIBinding->AddRef();
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}
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnStopBinding
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnStopBinding(HRESULT hresult, LPCWSTR szError)
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{
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HRESULT hr = S_OK;
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DWORD dwError = 0;
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DWORD grfBINDF = 0;
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BINDINFO bindinfo;
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_pCDLProtocol->SetDataPending(FALSE);
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if (SUCCEEDED(hresult))
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{
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if (_fGetClassObject)
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{
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EProtAssert(_pUnk);
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// put _pUnk into the bind context for CBinding to retrieve
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hresult = _pCDLProtocol->RegisterIUnknown(_pUnk);
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// no need for _pUnk anymore, release it
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_pUnk->Release();
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_pUnk = NULL;
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if (SUCCEEDED(hresult))
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{
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_pOInetProtocolSink->ReportProgress(BINDSTATUS_IUNKNOWNAVAILABLE,
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NULL);
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}
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}
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else
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{
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if (!IsEqualGUID(_pCDLProtocol->GetClsid() , CLSID_NULL))
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{
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LPOLESTR pwzStrClsId;
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StringFromCLSID(_pCDLProtocol->GetClsid(), &pwzStrClsId);
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_pOInetProtocolSink->ReportProgress(BINDSTATUS_CLSIDCANINSTANTIATE, pwzStrClsId);
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delete [] pwzStrClsId;
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}
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}
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}
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hr = _pOInetProtocolSink->ReportResult(hresult, dwError, szError);
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnObjectAvailable
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnObjectAvailable(REFIID riid, IUnknown *punk)
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{
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EProtAssert(!_pUnk && punk);
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_pUnk = punk;
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_pUnk->AddRef();
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::GetPriority
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::GetPriority(LONG *pnPriority)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnLowResource
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnLowResource(DWORD dwReserved)
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{
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return S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnProgress
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnProgress(ULONG ulProgress, ULONG ulProgressMax,
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ULONG ulStatusCode,
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LPCWSTR szStatusText)
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{
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EProtAssert(_pOInetProtocolSink != NULL);
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return _pOInetProtocolSink->ReportProgress(ulStatusCode, szStatusText);
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::GetBindInfo
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::GetBindInfo(DWORD *pgrfBINDF, BINDINFO *pbindInfo)
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{
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EProtAssert(_pIOInetBindInfo != NULL);
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return _pIOInetBindInfo->GetBindInfo(pgrfBINDF, pbindInfo);
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::OnDataAvailable
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::OnDataAvailable(DWORD grfBSCF, DWORD dwSize,
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FORMATETC *pformatetc,
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STGMEDIUM *pstgmed)
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{
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return S_OK;
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}
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/*
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*
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* IWindowForBindingUI Methods
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*
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*/
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//+---------------------------------------------------------------------------
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//
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// Method: CCodeDLBSC::QueryService
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//
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// Synopsis:
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//
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// Arguments:
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//
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//
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//
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// Returns:
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//
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// History: 01-27-1997 t-alans (Alan Shi) Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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STDMETHODIMP CCodeDLBSC::QueryService(REFGUID rsid, REFIID riid, void ** ppvObj)
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{
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HRESULT hr = NOERROR;
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IServiceProvider *pIServiceProvider = NULL;
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EProtAssert(ppvObj);
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if (!ppvObj)
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return E_INVALIDARG;
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*ppvObj = 0;
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hr = _pOInetProtocolSink->QueryInterface(IID_IServiceProvider,
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(LPVOID *)&pIServiceProvider);
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if (SUCCEEDED(hr))
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{
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hr = pIServiceProvider->QueryService(rsid, riid, (LPVOID *)ppvObj);
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pIServiceProvider->Release();
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}
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return hr;
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}
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