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-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtGui module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** 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.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 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 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QSCROLLER_H
-#define QSCROLLER_H
-
-#include <QtCore/QObject>
-#include <QtCore/QPointF>
-#include <QtGui/QScrollerProperties>
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-class QWidget;
-class QScrollerPrivate;
-class QScrollerProperties;
-#ifndef QT_NO_GESTURES
-class QFlickGestureRecognizer;
-class QMouseFlickGestureRecognizer;
-#endif
-
-class Q_GUI_EXPORT QScroller : public QObject
-{
- Q_OBJECT
- Q_PROPERTY(State state READ state NOTIFY stateChanged)
- Q_PROPERTY(QScrollerProperties scrollerProperties READ scrollerProperties WRITE setScrollerProperties NOTIFY scrollerPropertiesChanged)
- Q_ENUMS(State)
-
-public:
- enum State
- {
- Inactive,
- Pressed,
- Dragging,
- Scrolling
- };
-
- enum ScrollerGestureType
- {
- TouchGesture,
- LeftMouseButtonGesture,
- RightMouseButtonGesture,
- MiddleMouseButtonGesture
- };
-
- enum Input
- {
- InputPress = 1,
- InputMove,
- InputRelease
- };
-
- static bool hasScroller(QObject *target);
-
- static QScroller *scroller(QObject *target);
- static const QScroller *scroller(const QObject *target);
-
-#ifndef QT_NO_GESTURES
- static Qt::GestureType grabGesture(QObject *target, ScrollerGestureType gestureType = TouchGesture);
- static Qt::GestureType grabbedGesture(QObject *target);
- static void ungrabGesture(QObject *target);
-#endif
-
- static QList<QScroller *> activeScrollers();
-
- QObject *target() const;
-
- State state() const;
-
- bool handleInput(Input input, const QPointF &position, qint64 timestamp = 0);
-
- void stop();
- QPointF velocity() const;
- QPointF finalPosition() const;
- QPointF pixelPerMeter() const;
-
- QScrollerProperties scrollerProperties() const;
-
- void setSnapPositionsX( const QList<qreal> &positions );
- void setSnapPositionsX( qreal first, qreal interval );
- void setSnapPositionsY( const QList<qreal> &positions );
- void setSnapPositionsY( qreal first, qreal interval );
-
-public Q_SLOTS:
- void setScrollerProperties(const QScrollerProperties &prop);
- void scrollTo(const QPointF &pos);
- void scrollTo(const QPointF &pos, int scrollTime);
- void ensureVisible(const QRectF &rect, qreal xmargin, qreal ymargin);
- void ensureVisible(const QRectF &rect, qreal xmargin, qreal ymargin, int scrollTime);
- void resendPrepareEvent();
-
-Q_SIGNALS:
- void stateChanged(QScroller::State newstate);
- void scrollerPropertiesChanged(const QScrollerProperties &);
-
-private:
- QScrollerPrivate *d_ptr;
-
- QScroller(QObject *target);
- virtual ~QScroller();
-
- Q_DISABLE_COPY(QScroller)
- Q_DECLARE_PRIVATE(QScroller)
-
-#ifndef QT_NO_GESTURES
- friend class QFlickGestureRecognizer;
-#endif
-};
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QSCROLLER_H