144 lines
2.7 KiB
C++
144 lines
2.7 KiB
C++
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//---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1995
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//
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// File: cprovcf.cxx
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//
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// Contents: Windows NT 3.5 Provider Object Class Factory Code
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//
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// CADsProviderCF::CreateInstance
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//
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// History: 01-30-95 krishnag Created.
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//
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//----------------------------------------------------------------------------
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#include "oleds.hxx"
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#pragma hdrstop
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// Class CADsProvider
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CADsProvider::CADsProvider()
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{
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}
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HRESULT
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CADsProvider::Create(CADsProvider FAR * FAR * ppProvider)
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{
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CADsProvider FAR * pProvider = NULL;
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HRESULT hr = S_OK;
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//Create the Provider Object
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pProvider = new CADsProvider();
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if (pProvider == NULL) {
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RRETURN(ResultFromScode(E_OUTOFMEMORY));
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}
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if (FAILED(hr)) {
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delete pProvider;
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RRETURN(hr);
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}
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*ppProvider = pProvider;
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RRETURN(hr);
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}
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CADsProvider::~CADsProvider( )
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{
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ENLIST_TRACKING(CADsProvider);
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}
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STDMETHODIMP
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CADsProvider::QueryInterface(REFIID iid, LPVOID FAR* ppv)
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{
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if (IsEqualIID(iid, IID_IUnknown))
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{
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*ppv = this;
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}
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else if (IsEqualIID(iid, IID_IParseDisplayName))
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{
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*ppv = (IParseDisplayName FAR *) this;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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AddRef();
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return NOERROR;
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}
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STDMETHODIMP
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CADsProvider::ParseDisplayName(IBindCtx* pbc, WCHAR* szDisplayName, ULONG* pchEaten, IMoniker** ppmk)
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{
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HRESULT hr;
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*ppmk = NULL;
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if (pchEaten != NULL){
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*pchEaten = 0;
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}
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hr = ResolvePathName(
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pbc,
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szDisplayName,
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pchEaten,
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ppmk
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);
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RRETURN(hr);
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}
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HRESULT
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CADsProvider::ResolvePathName(IBindCtx* pbc,
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WCHAR* szDisplayName,
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ULONG* pchEaten,
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IMoniker** ppmk
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)
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{
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HRESULT hr = S_OK;
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LPUNKNOWN pUnknown = NULL;
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if (!pchEaten) {
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BAIL_IF_ERROR(hr = E_INVALIDARG);
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}
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*pchEaten = 0;
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//
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// The ADs: Path would only work if it contains the exact
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// text L"ADs:" or L"ADs://" for backward compatibility.
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//
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if ((_wcsicmp(szDisplayName,L"ADs:") != 0)
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&& (_wcsicmp(szDisplayName, L"ADs://") != 0 )) {
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hr = E_ADS_BAD_PATHNAME;
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BAIL_IF_ERROR(hr);
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}
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hr = CADsNamespaces::CreateNamespaces(
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L"",
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L"ADs:",
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ADS_OBJECT_BOUND,
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IID_IUnknown,
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(void **)&pUnknown
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);
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BAIL_IF_ERROR(hr);
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hr = CreatePointerMoniker(pUnknown, ppmk);
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*pchEaten += wcslen(szDisplayName);
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cleanup:
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if (pUnknown) {
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pUnknown->Release();
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}
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RRETURN (hr);
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}
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