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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [include/] [ext/] [pb_ds/] [detail/] [unordered_iterator/] [const_iterator.hpp] - Rev 516
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// -*- C++ -*- // Copyright (C) 2005, 2006, 2009 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 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 const_point_iterator_ { public: // Category. typedef std::forward_iterator_tag iterator_category; // Difference type. typedef typename Allocator::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; public: // Default constructor. inline const_iterator_() : m_p_tbl(NULL) { } // Increments. inline const_iterator_& operator++() { m_p_tbl->inc_it_state(base_type::m_p_value, m_pos); return (*this); } // Increments. inline 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 const_point_iterator_ base_type; protected: /** * Constructor used by the table to initiate the generalized * pointer and position (e.g., this is called from within a find() * of a table. * */ inline const_iterator_(const_pointer_ p_value, PB_DS_GEN_POS pos, const PB_DS_CLASS_C_DEC* p_tbl) : const_point_iterator_(p_value), m_p_tbl(p_tbl), m_pos(pos) { } protected: /** * 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; };