147 lines
3.6 KiB
C++
147 lines
3.6 KiB
C++
/*
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* Copyright 2008 Aaron Seigo <aseigo@kde.org>
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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 Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_SLIDER_H
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#define PLASMA_SLIDER_H
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#include <QtGui/QGraphicsProxyWidget>
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#include <plasma/plasma_export.h>
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class QSlider;
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namespace Plasma
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{
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class SliderPrivate;
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/**
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* @class Slider plasma/widgets/slider.h <Plasma/Widgets/Slider>
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*
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* @short Provides a plasma-themed QSlider.
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*/
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class PLASMA_EXPORT Slider : public QGraphicsProxyWidget
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{
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Q_OBJECT
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Q_PROPERTY(QGraphicsWidget *parentWidget READ parentWidget)
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Q_PROPERTY(int maximum READ maximum WRITE setMinimum)
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Q_PROPERTY(int minimum READ minimum WRITE setMinimum)
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Q_PROPERTY(int value READ value WRITE setValue)
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Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
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Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
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Q_PROPERTY(QSlider *nativeWidget READ nativeWidget)
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public:
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explicit Slider(QGraphicsWidget *parent = 0);
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~Slider();
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/**
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* @return the maximum value
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*/
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int maximum() const;
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/**
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* @return the minimum value
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*/
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int minimum() const;
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/**
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* @return the current value
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*/
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int value() const;
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/**
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* @return the orientation of the slider
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*/
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Qt::Orientation orientation() const;
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/**
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* Sets the stylesheet used to control the visual display of this Slider
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*
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* @arg stylesheet a CSS string
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*/
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void setStyleSheet(const QString &stylesheet);
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/**
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* @return the stylesheet currently used with this widget
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*/
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QString styleSheet();
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/**
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* @return the native widget wrapped by this Slider
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*/
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QSlider *nativeWidget() const;
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protected:
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
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public Q_SLOTS:
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/**
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* Sets the maximum value the slider can take.
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*/
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void setMaximum(int maximum);
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/**
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* Sets the minimum value the slider can take.
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*/
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void setMinimum(int minimum);
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/**
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* Sets the minimum and maximum values the slider can take.
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*/
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void setRange(int minimum, int maximum);
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/**
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* Sets the value of the slider.
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*
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* If it is outside the range specified by minimum() and maximum(),
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* it will be adjusted to fit.
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*/
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void setValue(int value);
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/**
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* Sets the orientation of the slider.
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*/
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void setOrientation(Qt::Orientation orientation);
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Q_SIGNALS:
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/**
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* This signal is emitted when the user drags the slider.
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*
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* In fact, it is emitted whenever the sliderMoved(int) signal
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* of QSlider would be emitted. See the Qt documentation for
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* more information.
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*/
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void sliderMoved(int value);
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/**
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* This signal is emitted when the slider value has changed,
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* with the new slider value as argument.
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*/
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void valueChanged(int value);
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private:
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SliderPrivate * const d;
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};
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} // namespace Plasma
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#endif // multiple inclusion guard
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