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Plasma

slider.h

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00001 /*
00002  *   Copyright 2008 Aaron Seigo <aseigo@kde.org>
00003  *
00004  *   This program is free software; you can redistribute it and/or modify
00005  *   it under the terms of the GNU Library General Public License as
00006  *   published by the Free Software Foundation; either version 2, or
00007  *   (at your option) any later version.
00008  *
00009  *   This program is distributed in the hope that it will be useful,
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *   GNU General Public License for more details
00013  *
00014  *   You should have received a copy of the GNU Library General Public
00015  *   License along with this program; if not, write to the
00016  *   Free Software Foundation, Inc.,
00017  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00018  */
00019 
00020 #ifndef PLASMA_SLIDER_H
00021 #define PLASMA_SLIDER_H
00022 
00023 #include <QtGui/QGraphicsProxyWidget>
00024 
00025 #include <plasma/plasma_export.h>
00026 
00027 class QSlider;
00028 
00029 namespace Plasma
00030 {
00031 
00032 class SliderPrivate;
00033 
00039 class PLASMA_EXPORT Slider : public QGraphicsProxyWidget
00040 {
00041     Q_OBJECT
00042 
00043     Q_PROPERTY(QGraphicsWidget *parentWidget READ parentWidget)
00044     Q_PROPERTY(int maximum READ maximum WRITE setMinimum)
00045     Q_PROPERTY(int minimum READ minimum WRITE setMinimum)
00046     Q_PROPERTY(int value READ value WRITE setValue)
00047     Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
00048     Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
00049     Q_PROPERTY(QSlider *nativeWidget READ nativeWidget)
00050 
00051 public:
00052     explicit Slider(QGraphicsWidget *parent = 0);
00053     ~Slider();
00054 
00058     int maximum() const;
00059 
00063     int minimum() const;
00064 
00068     int value() const;
00069 
00073     Qt::Orientation orientation() const;
00074 
00080     void setStyleSheet(const QString &stylesheet);
00081 
00085     QString styleSheet();
00086 
00090     QSlider *nativeWidget() const;
00091 
00092 protected:
00093     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
00094     void wheelEvent(QGraphicsSceneWheelEvent *event);
00095 
00096 public Q_SLOTS:
00100     void setMaximum(int maximum);
00101 
00105     void setMinimum(int minimum);
00106 
00110     void setRange(int minimum, int maximum);
00111 
00118     void setValue(int value);
00119 
00123     void setOrientation(Qt::Orientation orientation);
00124 
00125 Q_SIGNALS:
00133     void sliderMoved(int value);
00134 
00139     void valueChanged(int value);
00140 
00141 private:
00142     SliderPrivate * const d;
00143 };
00144 
00145 } // namespace Plasma
00146 
00147 #endif // multiple inclusion guard

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