98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef SCROLLBAR_H
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#define SCROLLBAR_H
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#include <QGraphicsWidget>
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#include <QPixmap>
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class ScrollBarPrivate;
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class ScrollBar : public QGraphicsWidget
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(ScrollBar)
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public:
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ScrollBar(Qt::Orientation orientation, QGraphicsWidget *parent=0);
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virtual ~ScrollBar();
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public:
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bool sliderDown() const;
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qreal sliderPosition() const;
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qreal sliderSize() const;
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void setSliderSize(const qreal s);
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signals:
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void sliderPressed();
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void sliderPositionChange(qreal position);
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public slots:
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void setSliderPosition(qreal pos);
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void themeChange();
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private:
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void paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option,
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QWidget *widget);
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QSizeF sizeHint(Qt::SizeHint which,
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const QSizeF &constraint = QSizeF()) const;
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void mousePressEvent(QGraphicsSceneMouseEvent *event);
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void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
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void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
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void resizeEvent(QGraphicsSceneResizeEvent *event);
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private:
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Q_DISABLE_COPY(ScrollBar)
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ScrollBarPrivate *d_ptr;
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};
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#endif // SCROLLBAR_H
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