autodoc/source/ary/inc/idsort.hxx

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  30
  31 #ifndef ARY_IDSORT_HXX
  32 #define ARY_IDSORT_HXX
  33
  34
  35 /** A compare function that sorts ids of repository entities in the same
  36     storage.
  37
  38     @see ::ary::SortedIds
  39 */
  40 template<class COMPARE>
  41 struct IdSorter
  42 {
  43     bool                operator()(
  44                             typename COMPARE::id_type
  45                                                 i_1,
  46                             typename COMPARE::id_type
  47                                                 i_2 ) const
  48                             { return COMPARE::Lesser_(
  49                                         COMPARE::KeyOf_(COMPARE::EntityOf_(i_1)),
  50                                         COMPARE::KeyOf_(COMPARE::EntityOf_(i_2)) );
  51                             }
  52 };
  53
  54
  55 #endif