1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtWidgets module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 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