forked from KolibriOS/kolibrios
432e5f16f8
git-svn-id: svn://kolibrios.org@6554 a494cfbc-eb01-0410-851d-a64ba20cac60
150 lines
4.4 KiB
C++
150 lines
4.4 KiB
C++
// -*- C++ -*-
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// Copyright (C) 2005-2015 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the terms
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// of the GNU General Public License as published by the Free Software
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// Foundation; either version 3, or (at your option) any later
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// version.
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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// Permission to use, copy, modify, sell, and distribute this software
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// is hereby granted without fee, provided that the above copyright
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// notice appears in all copies, and that both that copyright notice
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// and this permission notice appear in supporting documentation. None
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// of the above authors, nor IBM Haifa Research Laboratories, make any
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// representation about the suitability of this software for any
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// purpose. It is provided "as is" without express or implied
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// warranty.
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/**
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* @file left_child_next_sibling_heap_/point_const_iterator.hpp
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* Contains an iterator class returned by the table's const find and insert
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* methods.
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*/
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#ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_CONST_FIND_ITERATOR_HPP
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#define PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_CONST_FIND_ITERATOR_HPP
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#include <ext/pb_ds/tag_and_trait.hpp>
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#include <debug/debug.h>
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namespace __gnu_pbds
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{
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namespace detail
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{
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#define PB_DS_CLASS_T_DEC \
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template<typename Node, typename _Alloc>
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#define PB_DS_CLASS_C_DEC \
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left_child_next_sibling_heap_node_point_const_iterator_<Node, _Alloc>
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/// Const point-type iterator.
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template<typename Node, typename _Alloc>
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class left_child_next_sibling_heap_node_point_const_iterator_
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{
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protected:
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typedef typename _Alloc::template rebind<Node>::other::pointer node_pointer;
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public:
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/// Category.
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typedef trivial_iterator_tag iterator_category;
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/// Difference type.
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typedef trivial_iterator_difference_type difference_type;
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/// Iterator's value type.
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typedef typename Node::value_type value_type;
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/// Iterator's pointer type.
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typedef
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typename _Alloc::template rebind<
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value_type>::other::pointer
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pointer;
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/// Iterator's const pointer type.
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typedef
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typename _Alloc::template rebind<
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value_type>::other::const_pointer
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const_pointer;
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/// Iterator's reference type.
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typedef
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typename _Alloc::template rebind<
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value_type>::other::reference
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reference;
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/// Iterator's const reference type.
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typedef
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typename _Alloc::template rebind<
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value_type>::other::const_reference
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const_reference;
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inline
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left_child_next_sibling_heap_node_point_const_iterator_(node_pointer p_nd) : m_p_nd(p_nd)
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{ }
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/// Default constructor.
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inline
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left_child_next_sibling_heap_node_point_const_iterator_() : m_p_nd(0)
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{ }
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/// Copy constructor.
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inline
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left_child_next_sibling_heap_node_point_const_iterator_(const PB_DS_CLASS_C_DEC& other) : m_p_nd(other.m_p_nd)
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{ }
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/// Access.
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const_pointer
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operator->() const
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{
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_GLIBCXX_DEBUG_ASSERT(m_p_nd != 0);
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return &m_p_nd->m_value;
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}
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/// Access.
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const_reference
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operator*() const
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{
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_GLIBCXX_DEBUG_ASSERT(m_p_nd != 0);
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return m_p_nd->m_value;
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}
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/// Compares content to a different iterator object.
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bool
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operator==(const PB_DS_CLASS_C_DEC& other) const
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{ return m_p_nd == other.m_p_nd; }
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/// Compares content (negatively) to a different iterator object.
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bool
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operator!=(const PB_DS_CLASS_C_DEC& other) const
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{ return m_p_nd != other.m_p_nd; }
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node_pointer m_p_nd;
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};
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#undef PB_DS_CLASS_T_DEC
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#undef PB_DS_CLASS_C_DEC
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} // namespace detail
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} // namespace __gnu_pbds
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#endif
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