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Diffstat (limited to 'src/views/dolphinviewautoscroller.h')
| -rw-r--r-- | src/views/dolphinviewautoscroller.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/src/views/dolphinviewautoscroller.h b/src/views/dolphinviewautoscroller.h deleted file mode 100644 index 04d91a8f6..000000000 --- a/src/views/dolphinviewautoscroller.h +++ /dev/null @@ -1,79 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2008 by Peter Penz <[email protected]> * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program 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 General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * - ***************************************************************************/ - -#ifndef DOLPHINVIEWAUTOSCROLLER_H -#define DOLPHINVIEWAUTOSCROLLER_H - -#include <QTime> -#include <QObject> - -class QAbstractItemView; -class QModelIndex; -class QTimer; - -/** - * @brief Assures that an autoscrolling is done for item views. - * - * This is a workaround as QAbstractItemView::setAutoScroll() is not usable - * when selecting items (see Qt issue #214542). - */ -class DolphinViewAutoScroller : public QObject -{ - Q_OBJECT - -public: - DolphinViewAutoScroller(QAbstractItemView* parent); - virtual ~DolphinViewAutoScroller(); - bool isActive() const; - - /** - * Must be invoked by the parent item view, when QAbstractItemView::currentChanged() - * has been called. Assures that the current item stays visible when it has been - * changed by the keyboard. - */ - void handleCurrentIndexChange(const QModelIndex& current, const QModelIndex& previous); - -protected: - virtual bool eventFilter(QObject* watched, QEvent* event); - -private slots: - void scrollViewport(); - -private: - void triggerAutoScroll(); - void stopAutoScroll(); - - /** - * Calculates the scroll increment dependent from - * the cursor position \a cursorPos and the range 0 - \a rangeSize - 1. - */ - int calculateScrollIncrement(int cursorPos, int rangeSize) const; - -private: - bool m_rubberBandSelection; - bool m_keyPressed; - bool m_initializedTimestamp; - int m_horizontalScrollInc; - int m_verticalScrollInc; - QAbstractItemView* m_itemView; - QTimer* m_timer; - QTime m_timestamp; -}; - -#endif |
