#include <QtGui/qabstractslider.h>
#ifndef QABSTRACTSLIDER_H
class QAbstractSlider: public QWidget{
protected: enum SliderChange{
SliderRangeChange = 0,
SliderOrientationChange = 1,
SliderStepsChange = 2,
SliderValueChange = 3,
};
};
#endif // QABSTRACTSLIDER_H