138 lines
3.7 KiB
C
138 lines
3.7 KiB
C
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/*****************************************************************************
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*
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* fndcf.c - IClassFactory interface
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*
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*****************************************************************************/
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#include "fnd.h"
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/*****************************************************************************
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*
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* The sqiffle for this file.
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*
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*****************************************************************************/
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#define sqfl sqflFactory
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/*****************************************************************************
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*
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* Declare the interfaces we will be providing.
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*
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*****************************************************************************/
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Primary_Interface(CFndFactory, IClassFactory);
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/*****************************************************************************
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*
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* CFndFactory
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*
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* Really nothing doing.
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*
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*****************************************************************************/
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typedef struct CFndFactory {
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/* Supported interfaces */
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IClassFactory cf;
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} CFndFactory, FCF, *PFCF;
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typedef IClassFactory CF, *PCF;
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/*****************************************************************************
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*
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* CFndFactory_QueryInterface (from IUnknown)
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* CFndFactory_AddRef (from IUnknown)
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* CFndFactory_Finalize (from Common)
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* CFndFactory_Release (from IUnknown)
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*
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*****************************************************************************/
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#ifdef DEBUG
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Default_QueryInterface(CFndFactory)
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Default_AddRef(CFndFactory)
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Default_Release(CFndFactory)
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#else
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#define CFndFactory_QueryInterface Common_QueryInterface
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#define CFndFactory_AddRef Common_AddRef
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#define CFndFactory_Release Common_Release
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#endif
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#define CFndFactory_Finalize Common_Finalize
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/*****************************************************************************
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*
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* CFndFactory_CreateInstance (from IClassFactory)
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*
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*****************************************************************************/
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STDMETHODIMP
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CFndFactory_CreateInstance(PCF pcf, LPUNKNOWN punkOuter, RIID riid, PPV ppvObj)
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{
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HRESULT hres;
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SquirtSqflPtszV(sqfl, TEXT("CFndFactory_CreateInstance()"));
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if (!punkOuter) {
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/* The only object we know how to create is a context menu */
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hres = CFndCm_New(riid, ppvObj);
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} else { /* Does anybody support aggregation any more? */
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hres = ResultFromScode(CLASS_E_NOAGGREGATION);
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}
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SquirtSqflPtszV(sqfl, TEXT("CFndFactory_CreateInstance() -> %08x [%08x]"),
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hres, *ppvObj);
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return hres;
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}
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/*****************************************************************************
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*
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* CFndFactory_LockServer (from IClassFactory)
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*
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* Locking the server is identical to
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* creating an object and not releasing it until you want to unlock
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* the server.
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*
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*****************************************************************************/
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STDMETHODIMP
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CFndFactory_LockServer(PCF pcf, BOOL fLock)
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{
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PFCF this = IToClass(CFndFactory, cf, pcf);
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if (fLock) {
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InterlockedIncrement((LPLONG)&g_cRef);
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} else {
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InterlockedDecrement((LPLONG)&g_cRef);
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}
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return NOERROR;
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}
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/*****************************************************************************
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*
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* CFndFactory_New
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*
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*****************************************************************************/
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STDMETHODIMP
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CFndFactory_New(RIID riid, PPV ppvObj)
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{
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HRESULT hres;
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if (IsEqualIID(riid, &IID_IClassFactory)) {
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hres = Common_New(CFndFactory, ppvObj);
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} else {
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hres = ResultFromScode(E_NOINTERFACE);
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}
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return hres;
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}
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/*****************************************************************************
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*
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* The long-awaited vtbl
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*
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*****************************************************************************/
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#pragma BEGIN_CONST_DATA
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Primary_Interface_Begin(CFndFactory, IClassFactory)
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CFndFactory_CreateInstance,
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CFndFactory_LockServer,
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Primary_Interface_End(CFndFactory, IClassFactory)
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