cpp-d1064d

[cross.git] / i686-linux-gnu-4.7 / usr / include / c++ / 4.7 / ext / pb_ds / detail / unordered_iterator / const_iterator.hpp

diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/unordered_iterator/const_iterator.hpp b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/unordered_iterator/const_iterator.hpp
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+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the terms
+// of the GNU General Public License as published by the Free Software
+// Foundation; either version 3, or (at your option) any later
+// version.
+
+// This library is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
+
+// Permission to use, copy, modify, sell, and distribute this software
+// is hereby granted without fee, provided that the above copyright
+// notice appears in all copies, and that both that copyright notice
+// and this permission notice appear in supporting documentation. None
+// of the above authors, nor IBM Haifa Research Laboratories, make any
+// representation about the suitability of this software for any
+// purpose. It is provided "as is" without express or implied
+// warranty.
+
+/**
+ * @file unordered_iterator/const_iterator.hpp
+ * Contains an iterator class used for const ranging over the elements of the
+ * table.
+ */
+
+/// Const range-type iterator.
+class const_iterator_
+: public point_const_iterator_
+{
+public:
+  /// Category.
+  typedef std::forward_iterator_tag iterator_category;
+
+  /// Difference type.
+  typedef typename _Alloc::difference_type difference_type;
+
+  /// Iterator's value type.
+  typedef value_type_ value_type;
+
+  /// Iterator's pointer type.
+  typedef pointer_ pointer;
+
+  /// Iterator's const pointer type.
+  typedef const_pointer_ const_pointer;
+
+  /// Iterator's reference type.
+  typedef reference_ reference;
+
+  /// Iterator's const reference type.
+  typedef const_reference_ const_reference;
+
+  /// Default constructor.
+  const_iterator_() : m_p_tbl(0)
+  { }
+
+  /// Increments.
+  const_iterator_&
+  operator++()
+  {
+    m_p_tbl->inc_it_state(base_type::m_p_value, m_pos);
+    return *this;
+  }
+
+  /// Increments.
+  const_iterator_
+  operator++(int)
+  {
+    const_iterator_ ret =* this;
+    m_p_tbl->inc_it_state(base_type::m_p_value, m_pos);
+    return ret;
+  }
+
+protected:
+  typedef point_const_iterator_ base_type;
+
+  /**
+   *  Constructor used by the table to initiate the generalized
+   *      pointer and position (e.g., this is called from within a find()
+   *      of a table.
+   * */
+  const_iterator_(const_pointer_ p_value,  PB_DS_GEN_POS pos,
+                 const PB_DS_CLASS_C_DEC* p_tbl)
+  : point_const_iterator_(p_value), m_p_tbl(p_tbl), m_pos(pos)
+  { }
+
+  /**
+   *  Pointer to the table object which created the iterator (used for
+   *      incrementing its position.
+   * */
+  const PB_DS_CLASS_C_DEC* m_p_tbl;
+
+  PB_DS_GEN_POS m_pos;
+
+  friend class PB_DS_CLASS_C_DEC;
+};