autodoc/inc/ary/stdconstiter.hxx

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  19
  20 #ifndef ARY_STDCONSTITER_HXX
  21 #define ARY_STDCONSTITER_HXX
  22 //  KORR_DEPRECATED_3.0
  23
  24
  25 // USED SERVICES
  26     // BASE CLASSES
  27     // COMPONENTS
  28     // PARAMETERS
  29
  30
  31 namespace ary
  32 {
  33
  34 template <class ELEM>
  35
  36 class StdConstIterator
  37 {
  38   public:
  39     virtual             ~StdConstIterator() {}
  40
  41     void                operator++()            { do_Advance(); }
  42     const ELEM &        operator*() const       { return *inq_CurElement(); }
  43                         operator bool() const   { return inq_CurElement() != 0; }
  44
  45     /// Needed as replacement for operator bool() in gcc 2.95.
  46     bool                IsValid() const         { return operator bool(); }
  47     bool                IsSorted() const        { return inq_IsSorted(); }
  48
  49   protected:
  50                         StdConstIterator() {}
  51
  52   private:
  53     //Locals
  54     virtual void        do_Advance() = 0;
  55     virtual const ELEM *
  56                         inq_CurElement() const = 0;
  57     virtual bool        inq_IsSorted() const = 0;
  58
  59     // Forbidden:
  60     StdConstIterator(const StdConstIterator<ELEM>&);
  61     StdConstIterator<ELEM> & operator=(const StdConstIterator<ELEM>&);
  62 };
  63
  64
  65 template <class ELEM>
  66 class Dyn_StdConstIterator
  67 {
  68   public:
  69     typedef StdConstIterator<ELEM> client_type;
  70
  71                         Dyn_StdConstIterator(
  72                             DYN client_type *   pass_dpIterator = 0 )
  73                                                 : pClient(pass_dpIterator) {}
  74     Dyn_StdConstIterator<ELEM> &
  75                         operator=(
  76                             DYN client_type *   pass_dpIterator )
  77                                                 { pClient = pass_dpIterator;
  78                                                   return *this; }
  79     client_type &       operator*() const       { return *pClient.MutablePtr(); }
  80
  81   private:
  82     Dyn<client_type>    pClient;
  83 };
  84
  85
  86
  87
  88
  89 }   // namespace ary
  90 #endif
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */