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1 /****************************************************************************
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2 **
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3 ** Copyright (C) 1992-2008 Nokia. All rights reserved.
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4 ** Copyright 2005 Roberto Raggi <roberto@kdevelop.org>
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5 **
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6 ** This file is part of Qt Jambi.
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7 **
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8 ** * Commercial Usage
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9 * Licensees holding valid Qt Commercial licenses may use this file in
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10 * accordance with the Qt Commercial License Agreement provided with the
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11 * Software or, alternatively, in accordance with the terms contained in
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12 * a written agreement between you and Nokia.
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13 *
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14 *
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15 * GNU General Public License Usage
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16 * Alternatively, this file may be used under the terms of the GNU
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17 * General Public License versions 2.0 or 3.0 as published by the Free
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18 * Software Foundation and appearing in the file LICENSE.GPL included in
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19 * the packaging of this file. Please review the following information
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20 * to ensure GNU General Public Licensing requirements will be met:
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21 * http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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22 * http://www.gnu.org/copyleft/gpl.html. In addition, as a special
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23 * exception, Nokia gives you certain additional rights. These rights
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24 * are described in the Nokia Qt GPL Exception version 1.2, included in
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25 * the file GPL_EXCEPTION.txt in this package.
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26 *
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27 * Qt for Windows(R) Licensees
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28 * As a special exception, Nokia, as the sole copyright holder for Qt
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29 * Designer, grants users of the Qt/Eclipse Integration plug-in the
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30 * right for the Qt/Eclipse Integration to link to functionality
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31 * provided by Qt Designer and its related libraries.
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32 *
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33 *
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34 * If you are unsure which license is appropriate for your use, please
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35 * contact the sales department at qt-sales@nokia.com.
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36
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37 **
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38 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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39 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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40 **
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41 ****************************************************************************/
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42
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43 #ifndef PP_ITERATOR_H
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44 #define PP_ITERATOR_H
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45
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46 #include <iterator>
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47
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48 namespace rpp {
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49
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50 class pp_null_output_iterator
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51 : public std::iterator<std::output_iterator_tag, void, void, void, void>
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52 {
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53 public:
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54 pp_null_output_iterator() {}
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55
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56 template <typename _Tp>
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57 pp_null_output_iterator &operator=(_Tp const &)
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58 { return *this; }
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59
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60 inline pp_null_output_iterator &operator * () { return *this; }
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61 inline pp_null_output_iterator &operator ++ () { return *this; }
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62 inline pp_null_output_iterator operator ++ (int) { return *this; }
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63 };
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64
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65 template <typename _Container>
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66 class pp_output_iterator
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67 : public std::iterator<std::output_iterator_tag, void, void, void, void>
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68 {
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69 std::string &_M_result;
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70
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71 public:
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72 explicit pp_output_iterator(std::string &__result):
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73 _M_result (__result) {}
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74
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75 inline pp_output_iterator &operator=(typename _Container::const_reference __v)
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76 {
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77 if (_M_result.capacity () == _M_result.size ())
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78 _M_result.reserve (_M_result.capacity () << 2);
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79
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80 _M_result.push_back(__v);
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81 return *this;
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82 }
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83
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84 inline pp_output_iterator &operator * () { return *this; }
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85 inline pp_output_iterator &operator ++ () { return *this; }
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86 inline pp_output_iterator operator ++ (int) { return *this; }
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87 };
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88
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89 } // namespace rpp
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90
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91 #endif // PP_ITERATOR_H
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92
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93 // kate: space-indent on; indent-width 2; replace-tabs on;
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