/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the examples of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:BSD$

** You may use this file under the terms of the BSD license as follows:

**

** "Redistribution and use in source and binary forms, with or without

** modification, are permitted provided that the following conditions are

** met:

**   * Redistributions of source code must retain the above copyright

**     notice, this list of conditions and the following disclaimer.

**   * Redistributions in binary form must reproduce the above copyright

**     notice, this list of conditions and the following disclaimer in

**     the documentation and/or other materials provided with the

**     distribution.

**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor

**     the names of its contributors may be used to endorse or promote

**     products derived from this software without specific prior written

**     permission.

**

** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."

** $QT_END_LICENSE$

**

****************************************************************************/

//! [Quoting ModelView Tutorial]

// modelview.cpp

#include <QTreeView>

#include <QStandardItemModel>

#include <QStandardItem>

#include "mainwindow.h"

const int ROWS = 2;

const int COLUMNS = 3;

MainWindow::MainWindow(QWidget *parent)

    : QMainWindow(parent)

{

    treeView = new QTreeView(this);

    setCentralWidget(treeView);

    standardModel = new QStandardItemModel ;

    QList<QStandardItem *> preparedRow =prepareRow("first", "second", "third");

    QStandardItem *item = standardModel->invisibleRootItem();

    // adding a row to the invisible root item produces a root element

    item->appendRow(preparedRow);

    QList<QStandardItem *> secondRow =prepareRow("111", "222", "333");

    // adding a row to an item starts a subtree

    preparedRow.first()->appendRow(secondRow);

    treeView->setModel(standardModel);

    treeView->expandAll();

}

QList<QStandardItem *> MainWindow::prepareRow(const QString &first,

                                                const QString &second,

                                                const QString &third)

{

    QList<QStandardItem *> rowItems;

    rowItems << new QStandardItem(first);

    rowItems << new QStandardItem(second);

    rowItems << new QStandardItem(third);

    return rowItems;

}

//! [Quoting ModelView Tutorial]