autodoc/inc/ary/stdconstiter.hxx

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  30
  31 #ifndef ARY_STDCONSTITER_HXX
  32 #define ARY_STDCONSTITER_HXX
  33 //  KORR_DEPRECATED_3.0
  34
  35
  36 // USED SERVICES
  37     // BASE CLASSES
  38     // COMPONENTS
  39     // PARAMETERS
  40
  41
  42 namespace ary
  43 {
  44
  45 template <class ELEM>
  46
  47 class StdConstIterator
  48 {
  49   public:
  50     virtual             ~StdConstIterator() {}
  51
  52     void                operator++()            { do_Advance(); }
  53     const ELEM &        operator*() const       { return *inq_CurElement(); }
  54                         operator bool() const   { return inq_CurElement() != 0; }
  55
  56     /// Needed as replacement for operator bool() in gcc 2.95.
  57     bool                IsValid() const         { return operator bool(); }
  58     bool                IsSorted() const        { return inq_IsSorted(); }
  59
  60   protected:
  61                         StdConstIterator() {}
  62
  63   private:
  64     //Locals
  65     virtual void        do_Advance() = 0;
  66     virtual const ELEM *
  67                         inq_CurElement() const = 0;
  68     virtual bool        inq_IsSorted() const = 0;
  69
  70     // Forbidden:
  71     StdConstIterator(const StdConstIterator<ELEM>&);
  72     StdConstIterator<ELEM> & operator=(const StdConstIterator<ELEM>&);
  73 };
  74
  75
  76 template <class ELEM>
  77 class Dyn_StdConstIterator
  78 {
  79   public:
  80     typedef StdConstIterator<ELEM> client_type;
  81
  82                         Dyn_StdConstIterator(
  83                             DYN client_type *   pass_dpIterator = 0 )
  84                                                 : pClient(pass_dpIterator) {}
  85     Dyn_StdConstIterator<ELEM> &
  86                         operator=(
  87                             DYN client_type *   pass_dpIterator )
  88                                                 { pClient = pass_dpIterator;
  89                                                   return *this; }
  90     client_type &       operator*() const       { return *pClient.MutablePtr(); }
  91
  92   private:
  93     Dyn<client_type>    pClient;
  94 };
  95
  96
  97
  98
  99
 100 }   // namespace ary
 101 #endif