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QsKineticScroller.h
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QsKineticScroller.h
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// Copyright (c) 2010, Razvan Petru
// All rights reserved.
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice, this
// list of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
// * The name of the contributors may not be used to endorse or promote products
// derived from this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
// IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
// OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef QSKINETICSCROLLER_H
#define QSKINETICSCROLLER_H
#include <QObject>
#include <QScopedPointer>
class QsKineticScrollerImpl;
class QAbstractScrollArea;
class QEvent;
//! Vertical kinetic scroller implementation without overshoot and bouncing.
//! A temporary solution to get kinetic-like scrolling on Symbian.
class QsKineticScroller: public QObject
{
Q_OBJECT
public:
QsKineticScroller(QObject* parent = 0);
~QsKineticScroller();
//! enabled for one widget only, new calls remove previous association
void enableKineticScrollFor(QAbstractScrollArea* scrollArea);
protected:
bool eventFilter(QObject* object, QEvent* event);
private slots:
void onKineticTimerElapsed();
private:
QScopedPointer<QsKineticScrollerImpl> d;
};
#endif // QSKINETICSCROLLER_H