1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation ([email protected])
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6 | **
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7 | ** This file is part of the documentation of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:LGPL$
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10 | ** Commercial Usage
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11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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12 | ** accordance with the Qt Commercial License Agreement provided with the
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13 | ** Software or, alternatively, in accordance with the terms contained in
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14 | ** a written agreement between you and Nokia.
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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 | ** GNU General Public License Usage
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29 | ** Alternatively, this file may be used under the terms of the GNU
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30 | ** General Public License version 3.0 as published by the Free Software
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31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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32 | ** packaging of this file. Please review the following information to
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33 | ** ensure the GNU General Public License version 3.0 requirements will be
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34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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35 | **
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36 | ** If you have questions regarding the use of this file, please contact
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37 | ** Nokia at [email protected].
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38 | ** $QT_END_LICENSE$
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39 | **
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40 | ****************************************************************************/
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41 |
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42 | //! [0]
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43 | Q_PROPERTY(type name
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44 | READ getFunction
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45 | [WRITE setFunction]
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46 | [RESET resetFunction]
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47 | [NOTIFY notifySignal]
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48 | [DESIGNABLE bool]
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49 | [SCRIPTABLE bool]
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50 | [STORED bool]
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51 | [USER bool]
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52 | [CONSTANT]
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53 | [FINAL])
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54 | //! [0]
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55 |
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56 |
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57 | //! [1]
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58 | Q_PROPERTY(bool focus READ hasFocus)
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59 | Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled)
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60 | Q_PROPERTY(QCursor cursor READ cursor WRITE setCursor RESET unsetCursor)
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61 | //! [1]
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62 |
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63 |
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64 | //! [2]
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65 | Q_PROPERTY(QDate date READ getDate WRITE setDate)
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66 | //! [2]
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67 |
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68 |
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69 | //! [3]
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70 | QPushButton *button = new QPushButton;
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71 | QObject *object = button;
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72 |
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73 | button->setDown(true);
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74 | object->setProperty("down", true);
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75 | //! [3]
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76 |
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77 |
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78 | //! [4]
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79 | QObject *object = ...
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80 | const QMetaObject *metaobject = object->metaObject();
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81 | int count = metaobject->propertyCount();
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82 | for (int i=0; i<count; ++i) {
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83 | QMetaProperty metaproperty = metaobject->property(i);
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84 | const char *name = metaproperty.name();
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85 | QVariant value = object->property(name);
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86 | ...
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87 | }
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88 | //! [4]
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89 |
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90 |
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91 | //! [5]
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92 | class MyClass : public QObject
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93 | {
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94 | Q_OBJECT
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95 | Q_PROPERTY(Priority priority READ priority WRITE setPriority)
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96 | Q_ENUMS(Priority)
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97 |
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98 | public:
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99 | MyClass(QObject *parent = 0);
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100 | ~MyClass();
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101 |
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102 | enum Priority { High, Low, VeryHigh, VeryLow };
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103 |
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104 | void setPriority(Priority priority);
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105 | Priority priority() const;
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106 | };
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107 | //! [5]
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108 |
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109 |
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110 | //! [6]
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111 | MyClass *myinstance = new MyClass;
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112 | QObject *object = myinstance;
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113 |
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114 | myinstance->setPriority(MyClass::VeryHigh);
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115 | object->setProperty("priority", "VeryHigh");
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116 | //! [6]
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117 |
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118 |
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119 | //! [7]
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120 | Q_CLASSINFO("Version", "3.0.0")
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121 | //! [7]
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