59 lines
1.1 KiB
C++
59 lines
1.1 KiB
C++
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#include "stock.h"
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#pragma hdrstop
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#include "cowsite.h"
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HRESULT CObjectWithSite::SetSite(IUnknown *punkSite)
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{
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IUnknown_Set(&_punkSite, punkSite);
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return S_OK;
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}
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HRESULT CObjectWithSite::GetSite(REFIID riid, void **ppvSite)
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{
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if (_punkSite)
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return _punkSite->QueryInterface(riid, ppvSite);
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*ppvSite = NULL;
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return E_FAIL;
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}
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HRESULT CSafeServiceSite::QueryInterface(REFIID riid, void **ppv)
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{
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static const QITAB qit[] = {
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QITABENT(CSafeServiceSite, IServiceProvider),
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{ 0 },
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};
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return QISearch(this, qit, riid, ppv);
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}
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ULONG CSafeServiceSite::AddRef()
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{
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return InterlockedIncrement(&_cRef);
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}
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ULONG CSafeServiceSite::Release()
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{
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if (InterlockedDecrement(&_cRef))
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return _cRef;
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delete this;
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return 0;
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}
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HRESULT CSafeServiceSite::QueryService(REFGUID guidService, REFIID riid, void **ppvObj)
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{
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if (_psp)
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return _psp->QueryService(guidService, riid, ppvObj);
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*ppvObj = NULL;
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return E_NOINTERFACE;
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}
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HRESULT CSafeServiceSite::SetProviderWeakRef(IServiceProvider *psp)
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{
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_psp = psp;
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return S_OK;
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}
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