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141 lines
3.1 KiB
141 lines
3.1 KiB
//+-------------------------------------------------------------------
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//
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// File: loopscf.cxx
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//
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// Contents: test class factory object implementation
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//
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// Classes: CLoopClassFactory
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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#include <pch.cxx>
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#pragma hdrstop
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#include <loopscf.hxx> // class definiton
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#include <cloop.hxx> // CLoop defines
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const GUID CLSID_Loop =
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{0x0000013c,0x0001,0x0008,{0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}};
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//+-------------------------------------------------------------------
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//
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// Member: CLoopClassFactory::CLoopClassFactory, public
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//
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// Algorithm:
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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CLoopClassFactory::CLoopClassFactory(void)
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{
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ENLIST_TRACKING(CLoopClassFactory);
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}
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//+-------------------------------------------------------------------
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//
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// Member: CLoopClassFactory::~CLoopClassFactory, public
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//
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// Algorithm:
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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CLoopClassFactory::~CLoopClassFactory(void)
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{
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// automatic actions do the rest of the work
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}
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//+-------------------------------------------------------------------
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//
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// Member: CLoopClassFactory::QueryInterface, public
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//
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// Algorithm: if the interface is not one implemented by us,
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// pass the request to the proxy manager
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CLoopClassFactory::QueryInterface(REFIID riid, void **ppUnk)
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{
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SCODE sc = S_OK;
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if (IsEqualIID(riid, IID_IUnknown) ||
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IsEqualIID(riid, IID_IClassFactory))
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{
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*ppUnk = (void *)(IClassFactory *) this;
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AddRef();
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}
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else
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{
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*ppUnk = NULL;
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sc = E_NOINTERFACE;
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}
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return sc;
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}
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//+-------------------------------------------------------------------
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//
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// Member: CLoopClassFactory::CreateInstance, public
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//
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// Synopsis: create a new object with the same class
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CLoopClassFactory::CreateInstance(IUnknown *punkOuter,
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REFIID riid,
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void **ppunkObject)
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{
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SCODE sc = E_OUTOFMEMORY;
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*ppunkObject = NULL; // in case of failure
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// create a ball object.
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IUnknown *punk = (IUnknown *) new CLoop();
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if (punk)
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{
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// get the interface the caller wants to use
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sc = punk->QueryInterface(riid, ppunkObject);
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// release our hold on the ball, since the QI got a hold for
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// the client.
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punk->Release();
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}
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return sc;
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}
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//+-------------------------------------------------------------------
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//
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// Member: CLoopClassFactory::LockServer, public
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//
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// Synopsis: create a new object with the same class
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//
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// History: 23-Nov-92 Rickhi Created
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CLoopClassFactory::LockServer(BOOL fLock)
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{
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if (fLock)
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GlobalRefs(TRUE);
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else
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GlobalRefs(FALSE);
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return S_OK;
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}
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