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155 lines
4.5 KiB
155 lines
4.5 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1993.
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//
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// File: dfunmfct.hxx
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//
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// Contents: OLE2 unmarshalling support for docfiles
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//
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// Classes: CDocfileUnmarshalFactory
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//
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// History: 25-Jan-93 DrewB Created
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//
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// Notes: Adapted from OLE2 dfmarshl.h and defcf.cpp
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//
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//----------------------------------------------------------------------------
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#ifndef __DFUNMFCT_HXX__
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#define __DFUNMFCT_HXX__
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#include <dfentry.hxx>
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//+---------------------------------------------------------------------------
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//
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// Class: CDocfileUnmarshalFactory (dfuf)
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//
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// Purpose: Implements OLE2 unmarshalling support
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//
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// Interface: See below
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//
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// History: 25-Jan-93 DrewB Created
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//
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// Notes: This class is intended to be used statically
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// rather than dynamically with initialization being
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// deferred past construction to avoid unnecessary
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// initialization of static objects.
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// Init should be called to initialize in place of
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// a constructor.
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//
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//----------------------------------------------------------------------------
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#ifndef FLAT
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// C700 - C7 doesn't like long interface+method names
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#define CDocfileUnmarshalFactory CDFUF
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#endif
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class CDocfileUnmarshalFactory : public IMarshal, public IClassFactory
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{
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public:
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inline void *operator new(size_t size);
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inline void operator delete(void *pv);
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inline CDocfileUnmarshalFactory(void);
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// IUnknown
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STDMETHOD(QueryInterface)(REFIID iid, void **ppvObj);
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STDMETHOD_(ULONG,AddRef)(void);
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STDMETHOD_(ULONG,Release)(void);
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// IMarshal
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STDMETHOD(GetUnmarshalClass)(REFIID riid,
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LPVOID pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags,
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LPCLSID pCid);
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STDMETHOD(GetMarshalSizeMax)(REFIID riid,
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LPVOID pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags,
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LPDWORD pSize);
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STDMETHOD(MarshalInterface)(IStream *pStm,
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REFIID riid,
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LPVOID pv,
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DWORD dwDestContext,
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LPVOID pvDestContext,
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DWORD mshlflags);
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STDMETHOD(UnmarshalInterface)(IStream *pStm,
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REFIID riid,
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LPVOID *ppv);
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STDMETHOD(ReleaseMarshalData)(IStream *pStm);
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STDMETHOD(DisconnectObject)(DWORD dwReserved);
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// IClassFactory
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STDMETHOD(CreateInstance)(IUnknown *pUnkOuter,
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REFIID riid,
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LPVOID *ppunkObject);
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STDMETHOD(LockServer)(BOOL fLock);
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// New methods
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inline SCODE Validate(void) const;
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private:
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inline LONG _AddRef(void);
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ULONG _sig;
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};
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#define CDOCFILEUNMARSHALFACTORY_SIG LONGSIG('D', 'F', 'U', 'F')
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#define CDOCFILEUNMARSHALFACTORY_SIGDEL LONGSIG('D', 'f', 'U', 'f')
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//+--------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::Validate, public
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//
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// Synopsis: Validates the class signature
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//
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// Returns: Returns STG_E_INVALIDHANDLE for failure
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//
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// History: 25-Jan-93 DrewB Created
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//
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//---------------------------------------------------------------
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inline SCODE CDocfileUnmarshalFactory::Validate(void) const
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{
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return (this == NULL || _sig != CDOCFILEUNMARSHALFACTORY_SIG) ?
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STG_E_INVALIDHANDLE : S_OK;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::AddRef, private
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//
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// Synopsis: Increments the ref count
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//
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// History: 27-Jan-93 DrewB Created
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//
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// Notes: Currently does nothing because we don't maintain a ref count
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// This is present to make switching to a ref counted
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// implementation easy
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//
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//----------------------------------------------------------------------------
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inline LONG CDocfileUnmarshalFactory::_AddRef(void)
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{
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return 1;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CDocfileUnmarshalFactory::CDocfileUnmarshalFactory, public
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//
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// Synopsis: Constructor
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//
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// History: 27-Jan-93 DrewB Created
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//
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//----------------------------------------------------------------------------
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inline CDocfileUnmarshalFactory::CDocfileUnmarshalFactory(void)
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{
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_sig = CDOCFILEUNMARSHALFACTORY_SIG;
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}
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#endif // #ifndef __DFUNMFCT_HXX__
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