source: flair-src/trunk/tools/FlairGCS/src/Scrollbar.h@ 15

// %flair:license{
// This file is part of the Flair framework distributed under the
// CECILL-C License, Version 1.0.
// %flair:license}
#ifndef _SCROLLBAR_H
#define _SCROLLBAR_H 1

#include <qscrollbar.h>

class ScrollBar : public QScrollBar {
  Q_OBJECT

public:
  ScrollBar(QWidget *parent = NULL);
  ScrollBar(Qt::Orientation, QWidget *parent = NULL);
  ScrollBar(float minBase, float maxBase, Qt::Orientation o,
            QWidget *parent = NULL);

  void setInverted(bool);
  bool isInverted(void) const;

  float minBaseValue(void) const;
  float maxBaseValue(void) const;

  float minSliderValue(void) const;
  float maxSliderValue(void) const;

  int extent(void) const;

Q_SIGNALS:
  void sliderMoved(Qt::Orientation, float, float);
  void valueChanged(Qt::Orientation, float, float);

public Q_SLOTS:
  virtual void setBase(float min, float max);
  virtual void moveSlider(float min, float max);

protected:
  void sliderRange(int value, float &min, float &max) const;
  int mapToTick(float) const;
  float mapFromTick(int) const;

private Q_SLOTS:
  void catchValueChanged(int value);
  void catchSliderMoved(int value);

private:
  void init(void);

  bool d_inverted;
  float d_minBase;
  float d_maxBase;
  int d_baseTicks;
};

#endif