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527f2f9057
* Create a branch for some evul shell experiments. svn path=/branches/shell-experiments/; revision=61927
87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
/*
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* ReactOS Explorer
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*
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* Copyright 2009 Andrew Hill <ash77 at domain reactos.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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template<class T>
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class IProfferServiceImpl : public IProfferService
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{
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public:
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STDMETHODIMP ProfferService(REFGUID rguidService, IServiceProvider *psp, DWORD *pdwCookie)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP RevokeService(DWORD dwCookie)
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{
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return E_NOTIMPL;
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}
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HRESULT QueryService(REFGUID guidService, REFIID riid, void **ppvObject)
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{
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return E_FAIL;
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}
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};
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/*
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This subclass corrects a problem with the ATL IConnectionPointImpl.
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IConnectionPointImpl queries for the exact interface that is published, but at least one
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implementor of IConnectionPoint (CShellBrowser) advertises DIID_DWebBrowserEvents,
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but fires events to IDispatch.
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*/
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template<class T, const IID *piid, class CDV = CComDynamicUnkArray>
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class MyIConnectionPointImpl : public IConnectionPointImpl<T, piid, CDV>
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{
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public:
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STDMETHODIMP Advise(IUnknown *pUnkSink, DWORD *pdwCookie)
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{
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IConnectionPointImpl<T, piid, CDV> *pThisCPImpl;
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T *pThis;
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IUnknown *adviseSink;
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DWORD newCookie;
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HRESULT hResult;
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pThis = static_cast<T *>(this);
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pThisCPImpl = static_cast<IConnectionPointImpl<T, piid, CDV> *>(this);
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if (pdwCookie != NULL)
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*pdwCookie = 0;
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if (pUnkSink == NULL || pdwCookie == NULL)
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return E_POINTER;
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hResult = pUnkSink->QueryInterface(IID_IDispatch, reinterpret_cast<void **>(&adviseSink));
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if (FAILED(hResult))
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{
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if (hResult == E_NOINTERFACE)
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return CONNECT_E_CANNOTCONNECT;
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return hResult;
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}
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pThis->Lock();
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newCookie = pThisCPImpl->m_vec.Add(adviseSink);
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pThis->Unlock();
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*pdwCookie = newCookie;
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if (newCookie != 0)
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hResult = S_OK;
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else
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{
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adviseSink->Release();
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hResult = CONNECT_E_ADVISELIMIT;
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}
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return hResult;
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}
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};
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