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59 lines
1.6 KiB
59 lines
1.6 KiB
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1991 - 1992.
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//
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// File: KCURHEAP.CXX
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//
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// Contents: Implementations for the Cursor Heaps for CMergeCursor,
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// CWlCursor, and CSynCursor.
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//
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// History: 20-Jan-92 BartoszM and AmyA Created
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//
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// Notes: This code was previously located in mcursor.cxx and
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// wlcursor.cxx.
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//
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//----------------------------------------------------------------------------
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#include <pch.cxx>
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#pragma hdrstop
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#include <wcurheap.hxx>
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#include "kcurheap.hxx"
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//+---------------------------------------------------------------------------
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//
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// Function: KeyLessThan
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//
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// Synopsis: Compares keys in cursors
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//
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// Arguments: [c1] -- cursor 1
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// [c2] -- cursor 2
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//
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// History: 06-May-91 BartoszM Created
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//
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//----------------------------------------------------------------------------
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inline BOOL KeyLessThan ( CKeyCursor* c1, CKeyCursor* c2 )
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{
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Win4Assert ( c1 != 0 );
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Win4Assert ( c2 != 0 );
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Win4Assert ( c1->GetKey() != 0 );
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Win4Assert ( c2->GetKey() != 0 );
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return ( Compare (c1->GetKey(), c2->GetKey()) < 0);
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}
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// Implement CKeyHeap, a heap of cursors ordered according to keys
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IMP_HEAP ( CKeyHeap, CKeyCursor, KeyLessThan )
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// Implement CIdxWidHeap, a heap of cursors ordered according to work id's
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IMP_HEAP ( CIdxWidHeap, CKeyCursor, WidLessThan )
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// Implement COccHeapofKeyCur, a heap of key cursors ordered according to
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// occurrences
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IMP_HEAP ( COccHeapOfKeyCur, CKeyCursor, OccLessThan )
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