- Qt 5.5
- Qt WebEngine Widgets
- WebEngine Tab Browser Example
- edittreeview.cpp Example File
- Qt 5.5.1 Reference Documentation

# edittreeview.cpp Example File

browser/edittreeview.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the demonstration applications of the Qt Toolkit.
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    ** packaging of this file. Please review the following information to
    ** ensure the GNU Lesser General Public License version 2.1 requirements
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    ** 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
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    #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());
    }