qslider.h 3.4 KB

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  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.
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  8. ** $QT_BEGIN_LICENSE:LGPL$
  9. ** Commercial License Usage
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  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
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  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
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  31. ** included in the packaging of this file. Please review the following
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  34. ** https://www.gnu.org/licenses/gpl-3.0.html.
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  36. ** $QT_END_LICENSE$
  37. **
  38. ****************************************************************************/
  39. #ifndef QSLIDER_H
  40. #define QSLIDER_H
  41. #include <QtWidgets/qabstractslider.h>
  42. QT_BEGIN_NAMESPACE
  43. #ifndef QT_NO_SLIDER
  44. class QSliderPrivate;
  45. class QStyleOptionSlider;
  46. class Q_WIDGETS_EXPORT QSlider : public QAbstractSlider
  47. {
  48. Q_OBJECT
  49. Q_PROPERTY(TickPosition tickPosition READ tickPosition WRITE setTickPosition)
  50. Q_PROPERTY(int tickInterval READ tickInterval WRITE setTickInterval)
  51. public:
  52. enum TickPosition {
  53. NoTicks = 0,
  54. TicksAbove = 1,
  55. TicksLeft = TicksAbove,
  56. TicksBelow = 2,
  57. TicksRight = TicksBelow,
  58. TicksBothSides = 3
  59. };
  60. Q_ENUM(TickPosition)
  61. explicit QSlider(QWidget *parent = Q_NULLPTR);
  62. explicit QSlider(Qt::Orientation orientation, QWidget *parent = Q_NULLPTR);
  63. ~QSlider();
  64. QSize sizeHint() const Q_DECL_OVERRIDE;
  65. QSize minimumSizeHint() const Q_DECL_OVERRIDE;
  66. void setTickPosition(TickPosition position);
  67. TickPosition tickPosition() const;
  68. void setTickInterval(int ti);
  69. int tickInterval() const;
  70. bool event(QEvent *event) Q_DECL_OVERRIDE;
  71. protected:
  72. void paintEvent(QPaintEvent *ev) Q_DECL_OVERRIDE;
  73. void mousePressEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  74. void mouseReleaseEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  75. void mouseMoveEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  76. void initStyleOption(QStyleOptionSlider *option) const;
  77. private:
  78. friend Q_WIDGETS_EXPORT QStyleOptionSlider qt_qsliderStyleOption(QSlider *slider);
  79. Q_DISABLE_COPY(QSlider)
  80. Q_DECLARE_PRIVATE(QSlider)
  81. };
  82. #endif // QT_NO_SLIDER
  83. QT_END_NAMESPACE
  84. #endif // QSLIDER_H