text: /****************************************************************************
  **
  ** Copyright (C) 2016 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtWidgets module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see https://www.qt.io/terms-conditions. For further
  ** information use the contact form at https://www.qt.io/contact-us.
  **
  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 3 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.LGPL3 included in the
  ** packaging of this file. Please review the following information to
  ** ensure the GNU Lesser General Public License version 3 requirements
  ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
  **
  ** GNU General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 2.0 or (at your option) the GNU General
  ** Public license version 3 or any later version approved by the KDE Free
  ** Qt Foundation. The licenses are as published by the Free Software
  ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
  ** included in the packaging of this file. Please review the following
  ** information to ensure the GNU General Public License requirements will
  ** be met: https://www.gnu.org/licenses/gpl-2.0.html and
  ** https://www.gnu.org/licenses/gpl-3.0.html.
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/
  
  #ifndef QSLIDER_H
  #define QSLIDER_H
  
  #include <QtWidgets/qabstractslider.h>
  
  QT_BEGIN_NAMESPACE
  
  
  #ifndef QT_NO_SLIDER
  
  class QSliderPrivate;
  class QStyleOptionSlider;
  class Q_WIDGETS_EXPORT QSlider : public QAbstractSlider
  {
      Q_OBJECT
  
      Q_PROPERTY(TickPosition tickPosition READ tickPosition WRITE setTickPosition)
      Q_PROPERTY(int tickInterval READ tickInterval WRITE setTickInterval)
  
  public:
      enum TickPosition {
          NoTicks = 0,
          TicksAbove = 1,
          TicksLeft = TicksAbove,
          TicksBelow = 2,
          TicksRight = TicksBelow,
          TicksBothSides = 3
      };
      Q_ENUM(TickPosition)
  
      explicit QSlider(QWidget *parent = Q_NULLPTR);
      explicit QSlider(Qt::Orientation orientation, QWidget *parent = Q_NULLPTR);
  
      ~QSlider();
  
      QSize sizeHint() const Q_DECL_OVERRIDE;
      QSize minimumSizeHint() const Q_DECL_OVERRIDE;
  
      void setTickPosition(TickPosition position);
      TickPosition tickPosition() const;
  
      void setTickInterval(int ti);
      int tickInterval() const;
  
      bool event(QEvent *event) Q_DECL_OVERRIDE;
  
  protected:
      void paintEvent(QPaintEvent *ev) Q_DECL_OVERRIDE;
      void mousePressEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
      void mouseReleaseEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
      void mouseMoveEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
      void initStyleOption(QStyleOptionSlider *option) const;
  
  
  private:
      friend Q_WIDGETS_EXPORT QStyleOptionSlider qt_qsliderStyleOption(QSlider *slider);
  
      Q_DISABLE_COPY(QSlider)
      Q_DECLARE_PRIVATE(QSlider)
  };
  
  #endif // QT_NO_SLIDER
  
  QT_END_NAMESPACE
  
  #endif // QSLIDER_H
  