00001 // Copyright (c) 2010, Razvan Petru 00002 // All rights reserved. 00003 00004 // Redistribution and use in source and binary forms, with or without modification, 00005 // are permitted provided that the following conditions are met: 00006 00007 // * Redistributions of source code must retain the above copyright notice, this 00008 // list of conditions and the following disclaimer. 00009 // * Redistributions in binary form must reproduce the above copyright notice, this 00010 // list of conditions and the following disclaimer in the documentation and/or other 00011 // materials provided with the distribution. 00012 // * The name of the contributors may not be used to endorse or promote products 00013 // derived from this software without specific prior written permission. 00014 00015 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 00016 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 00017 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 00018 // IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 00019 // INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00020 // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00021 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00022 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 00023 // OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00024 // OF THE POSSIBILITY OF SUCH DAMAGE. 00025 00026 #ifndef QSKINETICSCROLLER_H 00027 #define QSKINETICSCROLLER_H 00028 00029 #include <QObject> 00030 #include <QScopedPointer> 00031 class QsKineticScrollerImpl; 00032 class QAbstractScrollArea; 00033 class QEvent; 00034 00035 //! Vertical kinetic scroller implementation without overshoot and bouncing. 00036 //! A temporary solution to get kinetic-like scrolling on Symbian. 00037 class QsKineticScroller: public QObject 00038 { 00039 Q_OBJECT 00040 public: 00041 QsKineticScroller(QObject* parent = 0); 00042 ~QsKineticScroller(); 00043 //! enabled for one widget only, new calls remove previous association 00044 void enableKineticScrollFor(QAbstractScrollArea* scrollArea); 00045 00046 protected: 00047 bool eventFilter(QObject* object, QEvent* event); 00048 00049 private slots: 00050 void onKineticTimerElapsed(); 00051 00052 private: 00053 QScopedPointer<QsKineticScrollerImpl> d; 00054 }; 00055 00056 #endif // QSKINETICSCROLLER_H
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