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79 lines
1.8 KiB
79 lines
1.8 KiB
//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1995 - 1997.
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//
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// File: appcur.hxx
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//
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// Contents:
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//
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// History:
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//
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//--------------------------------------------------------------------------
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#pragma once
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#include <ocursor.hxx>
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#include <querble.hxx>
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#include <recogniz.hxx>
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class CHitSink;
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class CAppQueriable : public CQueriable
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{
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public:
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CAppQueriable ( CRecognizer& recog, CHitSink& hitSink )
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: _recog (recog), _hitSink (hitSink) {}
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COccCursor * QueryCursor( const CKey * pkey, BOOL isRange, ULONG & cMaxNodes );
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COccCursor * QueryRangeCursor( const CKey * pkeyBegin,
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const CKey * pkeyEnd,
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ULONG & cMaxNodes );
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COccCursor * QuerySynCursor( CKeyArray & keyArr,
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BOOL isRange,
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ULONG & cMaxNodes );
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private:
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CRecognizer& _recog;
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CHitSink& _hitSink;
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};
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class CAppCursor : public COccCursor
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{
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public:
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CAppCursor ( CRegionList& regList, CHitSink& hitSink );
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// pure virtual overrides for CCursor
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WORKID WorkId();
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WORKID NextWorkId();
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ULONG OccurrenceCount();
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ULONG HitCount();
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LONG Rank();
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ULONG WorkIdCount(); // virtual
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OCCURRENCE Occurrence();
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OCCURRENCE NextOccurrence();
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OCCURRENCE MaxOccurrence() { return 1; }
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LONG Hit();
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LONG NextHit();
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void RatioFinished (ULONG& denom, ULONG& num) {}
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private:
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void Advance ();
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void LoadPosition ();
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CHitSink& _hitSink;
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CRegionList& _regList;
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CRegionIter _regIter;
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OCCURRENCE _occ;
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BOOL _fWidInvalid;
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};
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