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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: openBossa - INdT (renato.chencarek@openbossa.org)
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** the openBossa stream from INdT (renato.chencarek@openbossa.org).
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef SCROLLBAR_H
+#define SCROLLBAR_H
+
+#include <QTimer>
+#include <QPointer>
+#include <QGraphicsPixmapItem>
+#include <QAbstractAnimation>
+
+class ScrollBar: public QObject, public QGraphicsPixmapItem
+{
+ Q_OBJECT
+ Q_PROPERTY(qreal opacity READ opacity WRITE setOpacity);
+public:
+ ScrollBar(QGraphicsItem* parent = 0);
+ qreal value() const { return m_value; }
+ void setValue(qreal);
+ static int loadImages();
+
+private slots:
+ void timeout() { startAnimation(false); }
+ void hideScrollBar() { hide(); }
+
+private:
+ QGraphicsPixmapItem m_knob;
+ const qreal m_height;
+ qreal m_value;
+ QTimer m_timer;
+ QPointer<QAbstractAnimation> m_animation;
+ bool m_visible;
+
+ bool startAnimation(bool show);
+};
+
+#endif /* SCROLLBAR_H */