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/* This file is part of the KDE libraries
Copyright (C) 2005 Allan Sandfeld Jensen <[email protected]>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KSCROLLVIEW_H
#define KSCROLLVIEW_H
#include <qscrollview.h>
#include <kdelibs_export.h>
/**
* @short A variant of QScrollView that supports smooth scrolling.
*
*
**/
class KDEUI_EXPORT KScrollView : public QScrollView
{
Q_OBJECT
public:
KScrollView( QWidget *parent = 0, const char *name = 0, Qt::WFlags f = 0 );
~KScrollView();
public slots:
void scrollBy(int dx, int dy);
// virtual void setContentsPos(int x, int y);
protected:
virtual void wheelEvent( QWheelEvent *e );
void startScrolling();
void stopScrolling();
protected slots:
void scrollTick();
private:
// All scrolls must be completed within 240ms of last keypress
static const int SCROLL_TIME = 240;
// Each step is 20 ms == 50 frames/second
static const int SCROLL_TICK = 20;
struct KScrollViewPrivate;
KScrollViewPrivate *d;
};
#endif
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