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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the test suite of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 #ifndef FUNCTIONS_H |
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42 #define FUNCTIONS_H |
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43 |
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44 bool keepEvenIntegers(const int &x) |
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45 { |
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46 return (x & 1) == 0; |
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47 } |
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48 |
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49 class KeepEvenIntegers |
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50 { |
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51 public: |
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52 bool operator()(const int &x) |
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53 { |
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54 return (x & 1) == 0; |
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55 } |
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56 }; |
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57 |
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58 class Number |
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59 { |
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60 int n; |
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61 |
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62 public: |
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63 Number() |
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64 : n(0) |
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65 { } |
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66 |
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67 Number(int n) |
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68 : n(n) |
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69 { } |
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70 |
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71 void multiplyBy2() |
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72 { |
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73 n *= 2; |
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74 } |
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75 |
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76 Number multipliedBy2() const |
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77 { |
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78 return n * 2; |
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79 } |
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80 |
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81 bool isEven() const |
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82 { |
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83 return (n & 1) == 0; |
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84 } |
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85 |
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86 int toInt() const |
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87 { |
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88 return n; |
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89 } |
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90 |
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91 QString toString() const |
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92 { |
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93 return QString::number(n); |
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94 } |
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95 |
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96 bool operator==(const Number &other) const |
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97 { |
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98 return n == other.n; |
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99 } |
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100 }; |
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101 |
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102 void intSumReduce(int &sum, int x) |
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103 { |
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104 sum += x; |
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105 } |
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106 |
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107 class IntSumReduce |
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108 { |
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109 public: |
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110 void operator()(int &sum, int x) |
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111 { |
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112 sum += x; |
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113 } |
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114 }; |
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115 |
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116 void numberSumReduce(int &sum, const Number &x) |
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117 { |
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118 sum += x.toInt(); |
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119 } |
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120 |
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121 class NumberSumReduce |
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122 { |
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123 public: |
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124 void operator()(int &sum, const Number &x) |
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125 { |
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126 sum += x.toInt(); |
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127 } |
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128 }; |
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129 |
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130 #endif |