96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
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/*
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* Copyright (c) 2007, 2009 Ciaran McCreesh
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*
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* This file is part of the Paludis package manager. Paludis is free software;
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* you can redistribute it and/or modify it under the terms of the GNU General
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* Public License version 2, as published by the Free Software Foundation.
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*
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* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PALUDIS_GUARD_PALUDIS_UTIL_WRAPPED_OUTPUT_ITERATOR_HH
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#define PALUDIS_GUARD_PALUDIS_UTIL_WRAPPED_OUTPUT_ITERATOR_HH 1
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#include <paludis/util/wrapped_output_iterator-fwd.hh>
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#include <paludis/util/attributes.hh>
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#include <iterator>
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namespace paludis
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{
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/**
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* A WrappedOutputIterator is a generic wrapper around an output iterator,
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* hiding the underlying base iterator.
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*
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* \ingroup g_iterator
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* \since 0.26
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*/
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template <typename Tag_, typename Value_>
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class PALUDIS_VISIBLE WrappedOutputIterator
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{
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private:
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WrappedOutputIteratorUnderlyingIteratorHolder * _iter;
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public:
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typedef Tag_ Tag;
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///\name Basic operations
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///\{
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~WrappedOutputIterator();
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WrappedOutputIterator(const WrappedOutputIterator &);
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template <typename T_>
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WrappedOutputIterator(const T_ &);
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WrappedOutputIterator & operator= (const WrappedOutputIterator &);
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WrappedOutputIterator & operator= (const Value_ &);
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///\}
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///\name Standard library typedefs
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///\{
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typedef WrappedOutputIterator value_type;
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typedef WrappedOutputIterator & reference;
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typedef WrappedOutputIterator * pointer;
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typedef std::ptrdiff_t difference_type;
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typedef std::output_iterator_tag iterator_category;
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///\}
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///\name Increment
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///\{
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WrappedOutputIterator & operator++ ();
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WrappedOutputIterator operator++ (int);
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///\}
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///\name Dereference
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///\{
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reference operator* ();
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///\}
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///\name Underlying iterator
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///\{
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template <typename T_> T_ & underlying_iterator();
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template <typename T_> const T_ & underlying_iterator() const;
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///\}
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};
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}
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#endif
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