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88 lines
2.3 KiB
88 lines
2.3 KiB
//-----------------------------------------------------------------------------
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//
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// File: parseapi.h
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// Copyright (C) 1994-1997 Microsoft Corporation
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// All rights reserved.
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//
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// Main interface to a file parser DLL.
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//
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// Owner: MHotchin
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//
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//-----------------------------------------------------------------------------
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#ifndef PARSEAPI_H
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#define PARSEAPI_H
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extern const IID IID_ILocParser;
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extern const IID IID_ILocParser_20;
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struct ParserInfo
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{
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CArray<PUID, PUID &> aParserIds;
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CLString strDescription;
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CLocExtensionList elExtensions;
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CLString strHelp;
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};
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DECLARE_INTERFACE_(ILocParser, IUnknown)
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{
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//
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// IUnknown standard interface.
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//
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STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID FAR*ppvObj) PURE;
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STDMETHOD_(ULONG, AddRef)(THIS) PURE;
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STDMETHOD_(ULONG, Release)(THIS) PURE;
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//
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// Standard Debugging interface.
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//
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STDMETHOD_(void, AssertValidInterface)(THIS) CONST_METHOD PURE;
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//
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// LocParser methods.
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//
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STDMETHOD(Init)(THIS_ IUnknown *) PURE;
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STDMETHOD(CreateFileInstance)(THIS_ ILocFile *REFERENCE, FileType) PURE;
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STDMETHOD_(void, GetParserInfo)(THIS_ ParserInfo REFERENCE)
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CONST_METHOD PURE;
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STDMETHOD_(void, GetFileDescriptions)(THIS_ CEnumCallback &)
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CONST_METHOD PURE;
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};
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//
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// Here for DOCUMENTATION only. Implementors should export the following
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// functions from every Parser DLL.
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//
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static const char * szParserEntryPointName = "DllGetParserCLSID";
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typedef void (STDAPICALLTYPE *PFNParserEntryPoint)(CLSID REFERENCE);
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STDAPI_(void) DllGetParserCLSID(CLSID REFERENCE);
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static const char * szParserRegisterEntryPointName = "DllRegisterParser";
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typedef HRESULT (STDAPICALLTYPE *PFNParserRegisterEntryPoint)(void);
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STDAPI DllRegisterParser(void);
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static const char *szParserUnregisterEntryPointName = "DllUnregisterParser";
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typedef HRESULT (STDAPICALLTYPE *PFNParserUnregisterEntryPoint)(void);
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STDAPI DllUnregisterParser(void);
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//
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// Implementors also need to implement the DllGetClassObject function.
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// An optional (but RECOMMENDED) function is DllCanUnloadNow.
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// See the OLE 2 reference manual for details about these functions.
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//
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STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID FAR *ppv);
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STDAPI DllCanUnloadNow(void);
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#endif // PARSEAPI_H
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