| 1 | /* | 
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| 2 | * SelectiveConstIterator.hpp | 
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| 3 | * | 
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| 4 | *  Created on: Mar 19, 2013 | 
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| 5 | *      Author: heber | 
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| 6 | */ | 
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| 7 |  | 
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| 8 | #ifndef SELECTIVECONSTITERATOR_HPP_ | 
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| 9 | #define SELECTIVECONSTITERATOR_HPP_ | 
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| 10 |  | 
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| 11 | // include config.h | 
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| 12 | #ifdef HAVE_CONFIG_H | 
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| 13 | #include <config.h> | 
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| 14 | #endif | 
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| 15 |  | 
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| 16 |  | 
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| 17 | #include <iterator> | 
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| 18 |  | 
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| 19 | template<class _Target, | 
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| 20 | class _Container, | 
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| 21 | class _Descriptor> | 
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| 22 | class SelectiveConstIterator : | 
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| 23 | public std::iterator<typename std::iterator_traits<typename _Container::const_iterator>::difference_type, | 
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| 24 | typename std::iterator_traits<typename _Container::const_iterator>::value_type, | 
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| 25 | typename std::iterator_traits<typename _Container::const_iterator>::pointer, | 
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| 26 | typename std::iterator_traits<typename _Container::const_iterator>::reference> | 
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| 27 | { | 
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| 28 | public: | 
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| 29 | typedef typename _Container::const_iterator     Iter; | 
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| 30 | typedef          _Target                  Target; | 
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| 31 | typedef typename Iter::value_type         value_type; | 
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| 32 | typedef typename Iter::difference_type    difference_type; | 
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| 33 | typedef typename Iter::pointer            pointer; | 
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| 34 | typedef typename Iter::reference          reference; | 
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| 35 | typedef typename Iter::iterator_category  iterator_category; | 
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| 36 |  | 
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| 37 |  | 
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| 38 | SelectiveConstIterator(_Descriptor, const _Container&); | 
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| 39 | SelectiveConstIterator(_Descriptor, const _Container&, Iter); | 
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| 40 | SelectiveConstIterator(const SelectiveConstIterator&); | 
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| 41 | SelectiveConstIterator& operator=(const SelectiveConstIterator&); | 
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| 42 | SelectiveConstIterator& operator++();     // prefix | 
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| 43 | SelectiveConstIterator  operator++(int);  // postfix with dummy parameter | 
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| 44 | bool operator==(const SelectiveConstIterator&); | 
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| 45 | bool operator!=(const SelectiveConstIterator&); | 
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| 46 | Target const operator*(); | 
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| 47 |  | 
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| 48 | int getCount(); | 
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| 49 | protected: | 
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| 50 | void advanceState(); | 
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| 51 | Iter state; | 
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| 52 | typename _Descriptor::impl_ptr descr; | 
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| 53 | int index; | 
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| 54 |  | 
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| 55 | const _Container &content; | 
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| 56 | }; | 
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| 57 |  | 
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| 58 | #endif /* SELECTIVECONSTITERATOR_HPP_ */ | 
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