69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
/***************************************************************************
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sliderslider.h
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-------------------
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begin : Dec 15 2003
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copyright : (C) 2003 by Mark Kretschmann
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email : markey@web.de
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copyright : (C) 2005 by Gábor Lehel
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email : illissius@gmail.com
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copyright : (C) 2018-2023 by Jonas Kvinge
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email : jonas@jkvinge.net
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef SLIDERSLIDER_H
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#define SLIDERSLIDER_H
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#include <QObject>
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#include <QSlider>
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class QMouseEvent;
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class QWheelEvent;
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class SliderSlider : public QSlider {
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Q_OBJECT
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public:
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explicit SliderSlider(const Qt::Orientation, QWidget*, const int max = 0);
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// WARNING non-virtual - and thus only really intended for internal use this is a major flaw in the class presently, however it suits our current needs fine
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int value() const { return adjustValue(QSlider::value()); }
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virtual void SetValue(const uint new_value);
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virtual void setValue(int new_value);
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signals:
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// We emit this when the user has specifically changed the slider so connect to it if valueChanged() is too generic Qt also emits valueChanged(int)
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void SliderReleased(const int);
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protected:
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virtual void slideEvent(QMouseEvent*);
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void mouseMoveEvent(QMouseEvent*) override;
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void mousePressEvent(QMouseEvent*) override;
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void mouseReleaseEvent(QMouseEvent*) override;
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void wheelEvent(QWheelEvent*) override;
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bool sliding_;
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bool wheeling_;
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/// we flip the value for vertical sliders
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int adjustValue(int v) const;
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private:
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bool outside_;
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int prev_value_;
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SliderSlider(const SliderSlider&);
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SliderSlider &operator=(const SliderSlider&);
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};
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#endif // SLIDERSLIDER_H
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