155 lines
5.2 KiB
C++
155 lines
5.2 KiB
C++
#ifndef _STATIC_CLASS_FACTORY_
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#define _STATIC_CLASS_FACTORY_
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#define VERSION_2 2 // so we don't get confused by too many integers
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#define VERSION_1 1
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#define VERSION_0 0
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#define COCREATEONLY NULL,NULL,VERSION_0,0,0 // piid,piidEvents,lVersion,dwOleMiscFlags,dwClassFactFlags
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#define COCREATEONLY_NOFLAGS NULL,NULL,VERSION_0,0 // piid,piidEvents,lVersion,dwOleMiscFlags
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/*
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* Class Factory Implementation for C++ without CTRStartup required.
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*/
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#ifdef __cplusplus
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#ifdef UNIX
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#define STDMETHODX STDMETHOD
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#define STDMETHODX_ STDMETHOD_
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#define DECLARE_CLASS_FACTORY(cf) \
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class cf: public IClassFactory \
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{ \
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public: \
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STDMETHODX (QueryInterface)(REFIID, void **); \
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STDMETHODX_(ULONG, AddRef)(); \
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STDMETHODX_(ULONG, Release)(); \
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\
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STDMETHODX (CreateInstance)(IUnknown *, REFIID, void **); \
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STDMETHODX (LockServer)(BOOL); \
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} \
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#else // UNIX
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#define STDMETHODX(fn) HRESULT STDMETHODCALLTYPE fn
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#define STDMETHODX_(ret,fn) ret STDMETHODCALLTYPE fn
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#define DECLARE_CLASS_FACTORY(cf) \
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class cf \
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{ \
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public: \
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IClassFactory *vtable; \
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STDMETHODX (QueryInterface)(REFIID, void **); \
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STDMETHODX_(ULONG, AddRef)(); \
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STDMETHODX_(ULONG, Release)(); \
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\
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STDMETHODX (CreateInstance)(IUnknown *, REFIID, void **); \
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STDMETHODX (LockServer)(BOOL); \
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} \
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#endif // UNIX
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DECLARE_CLASS_FACTORY( CClassFactory );
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struct IClassFactoryVtbl
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{
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// IUnknown
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HRESULT (STDMETHODCALLTYPE CClassFactory::*QueryInterface)(REFIID riid, void ** ppvObj);
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ULONG (STDMETHODCALLTYPE CClassFactory::*AddRef)();
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ULONG (STDMETHODCALLTYPE CClassFactory::*Release)();
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// IClassFactory
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HRESULT (STDMETHODCALLTYPE CClassFactory::*CreateInstance)(IUnknown *pUnkOuter, REFIID riid, void ** ppvObject);
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HRESULT (STDMETHODCALLTYPE CClassFactory::*LockServer)(BOOL);
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};
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typedef struct IClassFactoryVtbl IClassFactoryVtbl;
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//
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// class CObjectInfo
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//
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class CObjectInfo;
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typedef CObjectInfo* LPOBJECTINFO;
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typedef CObjectInfo const* LPCOBJECTINFO;
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typedef HRESULT (*LPFNCREATEOBJINSTANCE)(IUnknown* pUnkOuter, IUnknown** ppunk, LPCOBJECTINFO poi);
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class CObjectInfo : public CClassFactory
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{
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public:
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CLSID const* pclsid;
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LPFNCREATEOBJINSTANCE pfnCreateInstance;
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// for OCs and automation objects:
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IID const* piid;
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IID const* piidEvents;
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long lVersion;
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DWORD dwOleMiscFlags;
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DWORD dwClassFactFlags;
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CObjectInfo(CLSID const* pclsidin, LPFNCREATEOBJINSTANCE pfnCreatein, IID const* piidIn, IID const* piidEventsIn, long lVersionIn, DWORD dwOleMiscFlagsIn, DWORD dwClassFactFlagsIn);
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};
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#ifndef NO_CFVTBL
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const IClassFactoryVtbl c_CFVtbl = {
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CClassFactory::QueryInterface,
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CClassFactory::AddRef,
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CClassFactory::Release,
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CClassFactory::CreateInstance,
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CClassFactory::LockServer
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};
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#endif
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//
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// CLASS FACTORY TABLE STUFF
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//
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typedef struct tagOBJECTINFO
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{
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void *cf;
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CLSID const* pclsid;
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LPFNCREATEOBJINSTANCE pfnCreateInstance;
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// for OCs and automation objects:
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IID const* piid;
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IID const* piidEvents;
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long lVersion;
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DWORD dwOleMiscFlags;
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DWORD dwClassFactFlags;
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} OBJECTINFO;
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#ifdef UNIX
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#define CF_TABLE_BEGIN(cfTable) const CObjectInfo cfTable[] = {
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#define CF_TABLE_ENTRY CObjectInfo
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#define CF_TABLE_ENTRY_NOFLAGS CObjectInfo
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#define CF_TABLE_ENTRY_ALL CObjectInfo
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#define CF_TABLE_END(cfTable) \
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CF_TABLE_ENTRY(NULL, NULL, COCREATEONLY) };
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#define GET_ICLASSFACTORY(ptr) ((IClassFactory *)ptr)
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#else // UNIX
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#define CF_TABLE_BEGIN(cfTable) const OBJECTINFO cfTable##_tble[] = {
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#define CF_TABLE_ENTRY(p1, p2, p3) { (void *)&c_CFVtbl, p1, p2, p3 }
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#define CF_TABLE_ENTRY_NOFLAGS(p1, p2, p3, p4) { (void *)&c_CFVtbl, p1, p2, p3, p4 }
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#define CF_TABLE_ENTRY_ALL(p1, p2, p3, p4, p5, p6, p7) { (void *)&c_CFVtbl, p1, p2, p3, p4 , p5, p6, p7}
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#define CF_TABLE_END(cfTable) \
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CF_TABLE_ENTRY(NULL, NULL, COCREATEONLY) }; \
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const CObjectInfo *cfTable = (const CObjectInfo *)cfTable##_tble;
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#define GET_ICLASSFACTORY(ptr) ((IClassFactory *)&ptr->vtable)
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#endif // UNIX
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#define DECLARE_CF_TABLE(cfTable) extern const CObjectInfo *cfTable;
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#endif // __cplusplus
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#endif // _STATIC_CLASS_FACTORY_
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