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