xref: /trunk/main/xml2cmp/source/support/heap.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef X2C_HEAP_HXX
29*cdf0e10cSrcweir #define X2C_HEAP_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include "sistr.hxx"
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir class HeapItem;
34*cdf0e10cSrcweir 
35*cdf0e10cSrcweir class Heap
36*cdf0e10cSrcweir {
37*cdf0e10cSrcweir   public:
38*cdf0e10cSrcweir                         Heap(
39*cdf0e10cSrcweir                             unsigned            i_nWidth );
40*cdf0e10cSrcweir                         ~Heap();
41*cdf0e10cSrcweir 
42*cdf0e10cSrcweir     void                InsertValue(
43*cdf0e10cSrcweir                             const char *        i_sKey,
44*cdf0e10cSrcweir                             const char *        i_sValue );
45*cdf0e10cSrcweir     HeapItem *          ReleaseTop();           /// @return must be deleted by caller of method.
46*cdf0e10cSrcweir 
47*cdf0e10cSrcweir   private:
48*cdf0e10cSrcweir     typedef HeapItem * Column;
49*cdf0e10cSrcweir 
50*cdf0e10cSrcweir     void                IncColumn();
51*cdf0e10cSrcweir     Column &            ActiveColumn()          { return dpColumnsArray[nActiveColumn]; }
52*cdf0e10cSrcweir 
53*cdf0e10cSrcweir     Column *            dpColumnsArray;
54*cdf0e10cSrcweir     unsigned            nColumnsArraySize;
55*cdf0e10cSrcweir     unsigned            nActiveColumn;
56*cdf0e10cSrcweir };
57*cdf0e10cSrcweir 
58*cdf0e10cSrcweir 
59*cdf0e10cSrcweir class HeapItem
60*cdf0e10cSrcweir {
61*cdf0e10cSrcweir   public:
62*cdf0e10cSrcweir                         HeapItem(
63*cdf0e10cSrcweir                             const char *        i_sKey,
64*cdf0e10cSrcweir                             const char *        i_sValue );
65*cdf0e10cSrcweir                         ~HeapItem(  );
66*cdf0e10cSrcweir 
67*cdf0e10cSrcweir     bool                operator<(
68*cdf0e10cSrcweir                             const HeapItem &    i_rOther ) const;
69*cdf0e10cSrcweir     bool                operator<=(
70*cdf0e10cSrcweir                             const HeapItem &    i_rOther ) const
71*cdf0e10cSrcweir                                                 { return ! (i_rOther < *this); }
72*cdf0e10cSrcweir     const Simstr &      Value() const;
73*cdf0e10cSrcweir     const Simstr &      Key() const;
74*cdf0e10cSrcweir     HeapItem *          Next() const;
75*cdf0e10cSrcweir 
76*cdf0e10cSrcweir     void                SetNext(
77*cdf0e10cSrcweir                             HeapItem *          i_pNext );
78*cdf0e10cSrcweir   private:
79*cdf0e10cSrcweir     Simstr              sValue;
80*cdf0e10cSrcweir     Simstr              sKey;
81*cdf0e10cSrcweir     HeapItem *          pNext;
82*cdf0e10cSrcweir };
83*cdf0e10cSrcweir 
84*cdf0e10cSrcweir 
85*cdf0e10cSrcweir 
86*cdf0e10cSrcweir 
87*cdf0e10cSrcweir 
88*cdf0e10cSrcweir 
89*cdf0e10cSrcweir #endif
90*cdf0e10cSrcweir 
91*cdf0e10cSrcweir 
92