Subversion Repositories Kolibri OS

Rev

Blame | Last modification | View Log | RSS feed

  1. // -*- C++ -*-
  2.  
  3. // Copyright (C) 2005-2015 Free Software Foundation, Inc.
  4. //
  5. // This file is part of the GNU ISO C++ Library.  This library is free
  6. // software; you can redistribute it and/or modify it under the terms
  7. // of the GNU General Public License as published by the Free Software
  8. // Foundation; either version 3, or (at your option) any later
  9. // version.
  10.  
  11. // This library is distributed in the hope that it will be useful, but
  12. // WITHOUT ANY WARRANTY; without even the implied warranty of
  13. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14. // General Public License for more details.
  15.  
  16. // Under Section 7 of GPL version 3, you are granted additional
  17. // permissions described in the GCC Runtime Library Exception, version
  18. // 3.1, as published by the Free Software Foundation.
  19.  
  20. // You should have received a copy of the GNU General Public License and
  21. // a copy of the GCC Runtime Library Exception along with this program;
  22. // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23. // <http://www.gnu.org/licenses/>.
  24.  
  25. // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  26.  
  27. // Permission to use, copy, modify, sell, and distribute this software
  28. // is hereby granted without fee, provided that the above copyright
  29. // notice appears in all copies, and that both that copyright notice
  30. // and this permission notice appear in supporting documentation. None
  31. // of the above authors, nor IBM Haifa Research Laboratories, make any
  32. // representation about the suitability of this software for any
  33. // purpose. It is provided "as is" without express or implied
  34. // warranty.
  35.  
  36. /**
  37.  * @file unordered_iterator/point_const_iterator.hpp
  38.  * Contains an iterator class returned by the tables' const find and insert
  39.  *     methods.
  40.  */
  41.  
  42. class point_iterator_;
  43.  
  44. /// Const point-type iterator.
  45. class point_const_iterator_
  46. {
  47. public:
  48.   /// Category.
  49.   typedef trivial_iterator_tag iterator_category;
  50.  
  51.   /// Difference type.
  52.   typedef trivial_iterator_difference_type difference_type;
  53.  
  54.   /// Iterator's value type.
  55.   typedef value_type_ value_type;
  56.  
  57.   /// Iterator's pointer type.
  58.   typedef pointer_ pointer;
  59.  
  60.   /// Iterator's const pointer type.
  61.   typedef const_pointer_ const_pointer;
  62.  
  63.   /// Iterator's reference type.
  64.   typedef reference_ reference;
  65.  
  66.   /// Iterator's const reference type.
  67.   typedef const_reference_ const_reference;
  68.  
  69.   inline
  70.   point_const_iterator_(const_pointer p_value) : m_p_value(p_value)
  71.   { }
  72.  
  73.   /// Default constructor.
  74.   inline
  75.   point_const_iterator_() : m_p_value(0)
  76.   { }
  77.  
  78.   /// Copy constructor.
  79.   inline
  80.   point_const_iterator_(const point_const_iterator_& other)
  81.   : m_p_value(other.m_p_value)
  82.   { }
  83.  
  84.   /// Copy constructor.
  85.   inline
  86.   point_const_iterator_(const point_iterator_& other)
  87.   : m_p_value(other.m_p_value)
  88.   { }
  89.  
  90.   /// Access.
  91.   const_pointer
  92.   operator->() const
  93.   {
  94.     _GLIBCXX_DEBUG_ASSERT(m_p_value != 0);
  95.     return m_p_value;
  96.   }
  97.  
  98.   /// Access.
  99.   const_reference
  100.   operator*() const
  101.   {
  102.     _GLIBCXX_DEBUG_ASSERT(m_p_value != 0);
  103.     return *m_p_value;
  104.   }
  105.  
  106.   /// Compares content to a different iterator object.
  107.   bool
  108.   operator==(const point_iterator_& other) const
  109.   { return m_p_value == other.m_p_value; }
  110.  
  111.   /// Compares content to a different iterator object.
  112.   bool
  113.   operator==(const point_const_iterator_& other) const
  114.   { return m_p_value == other.m_p_value; }
  115.  
  116.   /// Compares content (negatively) to a different iterator object.
  117.   bool
  118.   operator!=(const point_iterator_& other) const
  119.   { return m_p_value != other.m_p_value; }
  120.  
  121.   /// Compares content (negatively) to a different iterator object.
  122.   bool
  123.   operator!=(const point_const_iterator_& other) const
  124.   { return m_p_value != other.m_p_value; }
  125.  
  126. protected:
  127.   const_pointer m_p_value;
  128.  
  129.   friend class point_iterator_;
  130.  
  131.   friend class PB_DS_CLASS_C_DEC;
  132. };
  133.  
  134.