kde-extraapps/gwenview/lib/hud/hudslider.h

82 lines
2.1 KiB
C++

// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2011 Aurélien Gâteau <agateau@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
*/
#ifndef HUDSLIDER_H
#define HUDSLIDER_H
// Local
// KDE
// Qt
#include <QAbstractSlider>
#include <QGraphicsWidget>
namespace Gwenview
{
struct HudSliderPrivate;
/**
* A QGraphicsView slider.
* Provides more-or-less the same API as QSlider.
*/
class HudSlider : public QGraphicsWidget
{
Q_OBJECT
public:
HudSlider(QGraphicsItem* parent = 0);
~HudSlider();
void setRange(int min, int max);
void setPageStep(int step);
void setSingleStep(int step);
void setValue(int value);
int sliderPosition() const;
void setSliderPosition(int);
bool isSliderDown() const;
void paint(QPainter* painter, const QStyleOptionGraphicsItem*, QWidget*);
void triggerAction(QAbstractSlider::SliderAction);
Q_SIGNALS:
void valueChanged(int);
void actionTriggered(int);
protected:
void mousePressEvent(QGraphicsSceneMouseEvent* event);
void mouseMoveEvent(QGraphicsSceneMouseEvent* event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);
void wheelEvent(QGraphicsSceneWheelEvent* event);
void keyPressEvent(QKeyEvent* event);
void keyReleaseEvent(QKeyEvent* event);
private Q_SLOTS:
void doRepeatAction(int time = 50);
private:
HudSliderPrivate* const d;
};
} // namespace
#endif /* HUDSLIDER_H */