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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_STRING_H
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44 #define PP_STRING_H
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45
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46 namespace rpp {
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47
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48 template <typename _CharT>
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49 class pp_string
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50 {
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51 typedef std::char_traits<_CharT> traits_type;
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52 typedef std::size_t size_type;
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53
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54 _CharT const *_M_begin;
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55 std::size_t _M_size;
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56
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57 public:
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58 inline pp_string ():
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59 _M_begin (0), _M_size(0) {}
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60
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61 explicit pp_string (std::string const &__s):
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62 _M_begin (__s.c_str ()), _M_size (__s.size ()) {}
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63
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64 inline pp_string (_CharT const *__begin, std::size_t __size):
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65 _M_begin (__begin), _M_size (__size) {}
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66
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67 inline _CharT const *begin () const { return _M_begin; }
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68 inline _CharT const *end () const { return _M_begin + _M_size; }
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69
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70 inline _CharT at (std::size_t index) const { return _M_begin [index]; }
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71
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72 inline std::size_t size () const { return _M_size; }
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73
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74 inline int compare (pp_string const &__other) const
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75 {
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76 size_type const __size = this->size();
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77 size_type const __osize = __other.size();
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78 size_type const __len = std::min (__size, __osize);
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79
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80 int __r = traits_type::compare (_M_begin, __other._M_begin, __len);
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81 if (!__r)
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82 __r = (int) (__size - __osize);
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83
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84 return __r;
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85 }
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86
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87 inline bool operator == (pp_string const &__other) const
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88 { return compare (__other) == 0; }
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89
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90 inline bool operator != (pp_string const &__other) const
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91 { return compare (__other) != 0; }
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92
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93 inline bool operator < (pp_string const &__other) const
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94 { return compare (__other) < 0; }
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95
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96 inline bool operator == (char const *s) const
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97 {
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98 std::size_t n = strlen (s);
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99
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100 if (n != _M_size)
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101 return false;
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102
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103 return ! strncmp (_M_begin, s, n);
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104 }
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105
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106 inline bool operator != (char const *s) const
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107 { return ! operator == (s); }
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108 };
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109
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110 } // namespace rpp
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111
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112 #endif // PP_STRING_H
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113
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114 // kate: space-indent on; indent-width 2; replace-tabs on;
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