86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
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///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1999, Microsoft Corp. All rights reserved.
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//
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// FILE
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//
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// enumerators.h
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//
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// SYNOPSIS
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//
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// Declares the class Enumerators.
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//
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// MODIFICATION HISTORY
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//
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// 02/25/1999 Original version.
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef ENUMERATORS_H
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#define ENUMERATORS_H
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#if _MSC_VER >= 1000
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#pragma once
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#endif
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#include <ole2.h>
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///////////////////////////////////////////////////////////////////////////////
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//
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// CLASS
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//
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// Enumerators
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//
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// DESCRIPTION
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//
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// Processes the Enumerators table from the dictionary database.
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//
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///////////////////////////////////////////////////////////////////////////////
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class Enumerators
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{
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public:
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Enumerators() throw ()
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: begin(NULL), next(NULL), end(NULL)
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{ }
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~Enumerators() throw ();
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HRESULT initialize(IUnknown* session) throw ();
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// Must be called exactly once for each attribute ID.
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// Attribute IDs must be passed in ascending order.
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HRESULT getEnumerators(
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LONG id,
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VARIANT* pNames,
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VARIANT* pValues
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) throw ();
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protected:
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// Must be called exactly once for each attribute ID.
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// Attribute IDs must be passed in ascending order.
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HRESULT getEnumerators(
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LONG id,
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LPSAFEARRAY* pNames,
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LPSAFEARRAY* pValues
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) throw ();
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private:
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// Stores one row from the Enumerators table.
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struct Enumeration
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{
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LONG enumerates;
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LONG value;
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BSTR name;
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};
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Enumeration* begin; // Begin of cached rows.
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Enumeration* next; // Next row to be processed.
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Enumeration* end; // End of cached rows.
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// Not implemented.
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Enumerators(const Enumerators&);
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Enumerators& operator=(const Enumerators&);
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};
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#endif // ENUMERATORS_H
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