/usr/include/kdevplatform/util/focusedtreeview.h is in kdevelop-dev 4:5.2.1-1ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright 2009 David Nolden <david.nolden.kdevelop@art-master.de>
*
* 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 KDEVPLATFORM_FOCUSEDTREEVIEW_H
#define KDEVPLATFORM_FOCUSEDTREEVIEW_H
#include <QTreeView>
#include "utilexport.h"
namespace KDevelop {
/**
* Specialized version of QTreeView, that allows efficiently managing an extremely
* long list of items, by focusing the size of the horizontal scroll-bars only on the currently
* visible items.
*
* In addition, this class provides optional automatic scrolling when rows are inserted at the end.
*
* @warning Either the scroll-mode ScrollPerItem must be enabled, or the uniformRowHeight flag, for this to work efficiently.
* @warning This currently only works with flat list models(todo).
*/
class KDEVPLATFORMUTIL_EXPORT FocusedTreeView : public QTreeView {
Q_OBJECT
public:
explicit FocusedTreeView(QWidget* parent) ;
~FocusedTreeView() override;
/**
* When enabled, automatically scroll to bottom when new rows are inserted at the end
* and the end was previously visible. (Default: false)
*/
void setAutoScrollAtEnd(bool enable);
void setModel(QAbstractItemModel* model) override;
int sizeHintForColumn(int column) const override;
private Q_SLOTS:
void rowsAboutToBeInserted(const QModelIndex& parent, int first, int last);
void rowsRemoved(const QModelIndex& parent, int first, int last);
void delayedAutoScrollAndResize();
private:
const QScopedPointer<class FocusedTreeViewPrivate> d;
};
}
#endif // KDEVPLATFORM_FOCUSEDLISTVIEW_H
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