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39 
40 #ifndef QSLIDER_H
41 #define QSLIDER_H
42 
43 #include <QtWidgets/qtwidgetsglobal.h>
44 
45 #include <QtWidgets/qabstractslider.h>
46 
47 QT_REQUIRE_CONFIG(slider);
48 
49 QT_BEGIN_NAMESPACE
50 
51 class QSliderPrivate;
52 class QStyleOptionSlider;
53 class Q_WIDGETS_EXPORT QSlider : public QAbstractSlider
54 {
55     Q_OBJECT
56 
57     Q_PROPERTY(TickPosition tickPosition READ tickPosition WRITE setTickPosition)
58     Q_PROPERTY(int tickInterval READ tickInterval WRITE setTickInterval)
59 
60 public:
61     enum TickPosition {
62         NoTicks = 0,
63         TicksAbove = 1,
64         TicksLeft = TicksAbove,
65         TicksBelow = 2,
66         TicksRight = TicksBelow,
67         TicksBothSides = 3
68     };
69     Q_ENUM(TickPosition)
70 
71     explicit QSlider(QWidget *parent = nullptr);
72     explicit QSlider(Qt::Orientation orientation, QWidget *parent = nullptr);
73 
74     ~QSlider();
75 
76     QSize sizeHint() const override;
77     QSize minimumSizeHint() const override;
78 
79     void setTickPosition(TickPosition position);
80     TickPosition tickPosition() const;
81 
82     void setTickInterval(int ti);
83     int tickInterval() const;
84 
85     bool event(QEvent *event) override;
86 
87 protected:
88     void paintEvent(QPaintEvent *ev) override;
89     void mousePressEvent(QMouseEvent *ev) override;
90     void mouseReleaseEvent(QMouseEvent *ev) override;
91     void mouseMoveEvent(QMouseEvent *ev) override;
92     void initStyleOption(QStyleOptionSlider *option) const;
93 
94 
95 private:
96     friend Q_WIDGETS_EXPORT QStyleOptionSlider qt_qsliderStyleOption(QSlider *slider);
97 
98     Q_DISABLE_COPY(QSlider)
99     Q_DECLARE_PRIVATE(QSlider)
100 };
101 
102 QT_END_NAMESPACE
103 
104 #endif // QSLIDER_H
105