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diff --git a/src/extras/Private/qquickflatprogressbar_p.h b/src/extras/Private/qquickflatprogressbar_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Extras module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef FLATPROGRESSBAR_H
+#define FLATPROGRESSBAR_H
+
+#include <QtCore/QPropertyAnimation>
+#include <QtGui/QPainterPath>
+#include <QtQuick/QQuickPaintedItem>
+
+class QQuickFlatProgressBar : public QQuickPaintedItem
+{
+    Q_OBJECT
+    Q_PROPERTY(qreal stripeOffset READ stripeOffset WRITE setStripeOffset NOTIFY stripeOffsetChanged)
+    Q_PROPERTY(qreal progress READ progress WRITE setProgress NOTIFY progressChanged)
+    Q_PROPERTY(bool indeterminate READ isIndeterminate WRITE setIndeterminate NOTIFY indeterminateChanged)
+public:
+    explicit QQuickFlatProgressBar(QQuickItem *parent = 0);
+
+    void paint(QPainter *painter);
+
+    qreal stripeOffset() const;
+    void setStripeOffset(qreal stripeOffset);
+
+    qreal progress() const;
+    void setProgress(qreal progress);
+
+    bool isIndeterminate();
+    void setIndeterminate(bool indeterminate);
+
+public slots:
+    void repaint();
+    void restartAnimation();
+    void onVisibleChanged();
+    void onWidthChanged();
+    void onHeightChanged();
+
+signals:
+    void stripeOffsetChanged(qreal stripeOffset);
+    void progressChanged(qreal progress);
+    void indeterminateChanged(bool indeterminate);
+
+private:
+    int barWidth();
+
+private:
+    qreal mStripeOffset;
+    qreal mProgress;
+    qreal mRadius;
+    bool mIndeterminate;
+    QPainterPath mClipPath;
+    QPropertyAnimation mAnimation;
+};
+
+#endif // FLATPROGRESSBAR_H