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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 QtGui module 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 |
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42 #ifndef QCHECKBOX_H |
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43 #define QCHECKBOX_H |
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44 |
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45 #include <QtGui/qabstractbutton.h> |
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46 |
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47 QT_BEGIN_HEADER |
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48 |
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49 QT_BEGIN_NAMESPACE |
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50 |
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51 QT_MODULE(Gui) |
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52 |
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53 class QCheckBoxPrivate; |
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54 class QStyleOptionButton; |
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55 |
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56 class Q_GUI_EXPORT QCheckBox : public QAbstractButton |
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57 { |
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58 Q_OBJECT |
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59 |
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60 Q_PROPERTY(bool tristate READ isTristate WRITE setTristate) |
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61 |
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62 public: |
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63 explicit QCheckBox(QWidget *parent=0); |
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64 explicit QCheckBox(const QString &text, QWidget *parent=0); |
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65 |
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66 |
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67 QSize sizeHint() const; |
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68 |
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69 void setTristate(bool y = true); |
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70 bool isTristate() const; |
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71 |
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72 Qt::CheckState checkState() const; |
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73 void setCheckState(Qt::CheckState state); |
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74 |
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75 Q_SIGNALS: |
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76 void stateChanged(int); |
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77 |
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78 protected: |
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79 bool event(QEvent *e); |
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80 bool hitButton(const QPoint &pos) const; |
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81 void checkStateSet(); |
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82 void nextCheckState(); |
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83 void paintEvent(QPaintEvent *); |
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84 void mouseMoveEvent(QMouseEvent *); |
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85 void initStyleOption(QStyleOptionButton *option) const; |
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86 |
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87 #ifdef QT3_SUPPORT |
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88 public: |
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89 enum ToggleState { |
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90 Off = Qt::Unchecked, |
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91 NoChange = Qt::PartiallyChecked, |
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92 On = Qt::Checked |
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93 }; |
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94 inline QT3_SUPPORT ToggleState state() const |
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95 { return static_cast<QCheckBox::ToggleState>(static_cast<int>(checkState())); } |
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96 inline QT3_SUPPORT void setState(ToggleState state) |
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97 { setCheckState(static_cast<Qt::CheckState>(static_cast<int>(state))); } |
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98 inline QT3_SUPPORT void setNoChange() |
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99 { setCheckState(Qt::PartiallyChecked); } |
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100 QT3_SUPPORT_CONSTRUCTOR QCheckBox(QWidget *parent, const char* name); |
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101 QT3_SUPPORT_CONSTRUCTOR QCheckBox(const QString &text, QWidget *parent, const char* name); |
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102 #endif |
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103 |
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104 private: |
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105 Q_DECLARE_PRIVATE(QCheckBox) |
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106 Q_DISABLE_COPY(QCheckBox) |
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107 }; |
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108 |
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109 QT_END_NAMESPACE |
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110 |
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111 QT_END_HEADER |
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112 |
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113 #endif // QCHECKBOX_H |