103 lines
2.2 KiB
C++
103 lines
2.2 KiB
C++
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#include "stdafx.h"
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#include "cfact.h"
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#include "stobject.h"
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/************************************************************************************
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IUnknown Implementation
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************************************************************************************/
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HRESULT CSysTrayFactory::QueryInterface(REFIID iid, void** ppvObject)
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{
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HRESULT hr = S_OK;
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if ((iid == IID_IClassFactory) || (iid == IID_IUnknown))
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{
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*ppvObject = (IClassFactory*) this;
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}
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else
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{
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*ppvObject = NULL;
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hr = E_NOINTERFACE;
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}
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if (hr == S_OK)
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{
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((IUnknown*) (*ppvObject))->AddRef();
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}
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return hr;
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}
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ULONG CSysTrayFactory::AddRef()
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{
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return InterlockedIncrement(&m_cRef);
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}
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ULONG CSysTrayFactory::Release()
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{
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if (InterlockedDecrement(&m_cRef) == 0)
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{
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delete this;
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return 0;
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}
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return m_cRef;
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}
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/************************************************************************************
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IClassFactory Implementation
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************************************************************************************/
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HRESULT CSysTrayFactory::CreateInstance(IUnknown* pUnkOuter, REFIID iid, void** ppvObject)
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{
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HRESULT hr = S_OK;
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if (pUnkOuter != NULL)
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{
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hr = CLASS_E_NOAGGREGATION;
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}
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else
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{
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CSysTray* ptray = new CSysTray(m_fRunTrayOnConstruct);
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if (ptray != NULL)
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{
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hr = ptray->QueryInterface(iid, ppvObject);
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ptray->Release();
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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}
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return hr;
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}
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HRESULT CSysTrayFactory::LockServer(BOOL fLock)
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{
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if (fLock)
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InterlockedIncrement(&g_cLocks);
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else
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InterlockedDecrement(&g_cLocks);
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return S_OK;
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}
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/************************************************************************************
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Constructor/Destructor Implementation
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************************************************************************************/
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CSysTrayFactory::CSysTrayFactory(BOOL fRunTrayOnConstruct)
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{
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m_fRunTrayOnConstruct = fRunTrayOnConstruct;
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m_cRef = 1;
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InterlockedIncrement(&g_cLocks);
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}
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CSysTrayFactory::~CSysTrayFactory()
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{
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InterlockedDecrement(&g_cLocks);
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}
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