149 lines
3.7 KiB
C++
149 lines
3.7 KiB
C++
/*
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* Copyright © 2008 Fredrik Höglund <fredrik@kde.org>
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* Copyright © 2008 Marco Martin <notmart@gmail.com>
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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_SCROLLBAR_H
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#define PLASMA_SCROLLBAR_H
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#include <QtGui/QScrollBar>
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#include <QtGui/QGraphicsProxyWidget>
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class ScrollBarPrivate;
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/**
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* @class ScrollBar plasma/widgets/scrollbar.h <Plasma/Widgets/ScrollBar>
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*
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* @short Provides a plasma-themed QScrollBar.
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*/
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class PLASMA_EXPORT ScrollBar : public QGraphicsProxyWidget
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{
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Q_OBJECT
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Q_PROPERTY(int singleStep READ singleStep WRITE setSingleStep)
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Q_PROPERTY(int pageStep READ pageStep WRITE setPageStep)
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Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged)
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Q_PROPERTY(int minimum READ minimum)
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Q_PROPERTY(int maximum READ maximum)
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Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
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Q_PROPERTY(QScrollBar *nativeWidget READ nativeWidget)
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public:
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/**
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* Creates a scrollbar; the default orientation is vertical
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*/
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explicit ScrollBar(QGraphicsWidget *parent);
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~ScrollBar();
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/**
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* Sets the scrollbar minimum and maximum values
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* @arg min minimum value
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* @arg max maximum value
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*/
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void setRange(int min, int max);
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/**
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* Sets the amount of the single step
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* i.e how much the slider will move when the user press an arrow button
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* @arg val
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*/
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void setSingleStep(int val);
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/**
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* @return the amount of the single step
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*/
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int singleStep();
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/**
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* Sets the amount the slider will scroll when the user press page up or page down
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* @arg val
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*/
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void setPageStep(int val);
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/**
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* @return the amount of the page step
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*/
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int pageStep();
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/**
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* @return the current scrollbar value
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*/
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int value() const;
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/**
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* @return the minimum value bound of this ScrollBar
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*/
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int minimum() const;
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/**
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* @return the maximum value bound of this ScrollBar
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*/
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int maximum() const;
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/**
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* Sets the stylesheet used to control the visual display of this ScrollBar
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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 ScrollBar
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*/
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QScrollBar *nativeWidget() const;
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protected:
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void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
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public Q_SLOTS:
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/**
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* Sets the current value for the ScrollBar
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* @arg value must be minimum() <= value <= maximum()
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*/
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void setValue(int val);
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/**
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* Sets the orientation of the ScrollBar.
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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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* Emitted when the value of the slider changes
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*/
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void valueChanged(int value);
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private:
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ScrollBarPrivate * const d;
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};
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}
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#endif
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