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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "edittreeview.h"
+
+#include <QtGui/QKeyEvent>
+
+EditTreeView::EditTreeView(QWidget *parent)
+ : QTreeView(parent)
+{
+}
+
+void EditTreeView::keyPressEvent(QKeyEvent *event)
+{
+ if ((event->key() == Qt::Key_Delete
+ || event->key() == Qt::Key_Backspace)
+ && model()) {
+ removeOne();
+ } else {
+ QAbstractItemView::keyPressEvent(event);
+ }
+}
+
+void EditTreeView::removeOne()
+{
+ if (!model())
+ return;
+ QModelIndex ci = currentIndex();
+ int row = ci.row();
+ model()->removeRow(row, ci.parent());
+}
+
+void EditTreeView::removeAll()
+{
+ if (!model())
+ return;
+ model()->removeRows(0, model()->rowCount(rootIndex()), rootIndex());
+}
+