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flipscrollview.h

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00001 /*
00002     Copyright 2007 Robert Knight <robertknight@gmail.com>
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to
00016     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017     Boston, MA 02110-1301, USA.
00018 */
00019 
00020 #ifndef FLIPSCROLLVIEW_H
00021 #define FLIPSCROLLVIEW_H
00022 
00023 // Qt
00024 #include <QAbstractItemView>
00025 
00026 namespace Kickoff
00027 {
00028 
00044 class FlipScrollView : public QAbstractItemView
00045 {
00046     Q_OBJECT
00047 
00048 public:
00050     FlipScrollView(QWidget *parent = 0);
00051     virtual ~FlipScrollView();
00052 
00054     void viewRoot();
00055 
00056     // reimplemented from QAbstractItemView
00057     virtual QModelIndex indexAt(const QPoint& point) const;
00058     virtual void scrollTo(const QModelIndex& index, ScrollHint hint = EnsureVisible);
00059     virtual QRect visualRect(const QModelIndex& index) const;
00060 
00061     int itemHeight() const;
00062 
00063 protected:
00064     // reimplemented from QWidget
00065     virtual void paintEvent(QPaintEvent *event);
00066     virtual void mouseMoveEvent(QMouseEvent *event);
00067     virtual void mousePressEvent(QMouseEvent *event);
00068     virtual void mouseReleaseEvent(QMouseEvent *event);
00069     virtual void resizeEvent(QResizeEvent *event);
00070     virtual void keyPressEvent(QKeyEvent *event);
00071     virtual void leaveEvent(QEvent *event);
00072 
00073     // reimplemented from QAbstractItemView
00074     virtual bool isIndexHidden(const QModelIndex& index) const;
00075     virtual int horizontalOffset() const;
00076     virtual int verticalOffset() const;
00077     virtual QRegion visualRegionForSelection(const QItemSelection& selection) const;
00078     virtual QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
00079     virtual void setSelection(const QRect& rect , QItemSelectionModel::SelectionFlags flags);
00080     virtual void startDrag(Qt::DropActions supportedActions);
00081 
00082 private Q_SLOTS:
00083     void openItem(const QModelIndex& index);
00084     void updateFlipAnimation(qreal value);
00085 
00086 private:
00087     void paintItems(QPainter &painter, QPaintEvent *event, QModelIndex &index);
00088 
00089     class Private;
00090     Private * const d;
00091 };
00092 
00093 }
00094 
00095 #endif // FLIPSCROLLVIEW_H

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