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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui>
#include "mainwindow.h"
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
{
setWindowTitle("Dock Widgets");
setupDockWindow();
setupContents();
setupMenus();
textBrowser = new QTextBrowser(this);
connect(headingList, SIGNAL(itemClicked(QListWidgetItem *)),
this, SLOT(updateText(QListWidgetItem *)));
updateText(headingList->item(0));
headingList->setCurrentRow(0);
setCentralWidget(textBrowser);
}
void MainWindow::setupContents()
{
QFile titlesFile(":/Resources/titles.txt");
titlesFile.open(QFile::ReadOnly);
int chapter = 0;
do {
QString line = titlesFile.readLine().trimmed();
QStringList parts = line.split("\t", QString::SkipEmptyParts);
if (parts.size() != 2)
break;
QString chapterTitle = parts[0];
QString fileName = parts[1];
QFile chapterFile(fileName);
chapterFile.open(QFile::ReadOnly);
QListWidgetItem *item = new QListWidgetItem(chapterTitle, headingList);
item->setData(Qt::DisplayRole, chapterTitle);
item->setData(Qt::UserRole, chapterFile.readAll());
item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
chapterFile.close();
chapter++;
} while (titlesFile.isOpen());
titlesFile.close();
}
void MainWindow::setupDockWindow()
{
//! [0]
contentsWindow = new QDockWidget(tr("Table of Contents"), this);
contentsWindow->setAllowedAreas(Qt::LeftDockWidgetArea
| Qt::RightDockWidgetArea);
addDockWidget(Qt::LeftDockWidgetArea, contentsWindow);
headingList = new QListWidget(contentsWindow);
contentsWindow->setWidget(headingList);
//! [0]
}
void MainWindow::setupMenus()
{
QAction *exitAct = new QAction(tr("E&xit"), this);
exitAct->setShortcut(tr("Ctrl+Q"));
exitAct->setStatusTip(tr("Exit the application"));
connect(exitAct, SIGNAL(triggered()), qApp, SLOT(closeAllWindows()));
QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
fileMenu->addAction(exitAct);
}
void MainWindow::updateText(QListWidgetItem *item)
{
QString text = item->data(Qt::UserRole).toString();
textBrowser->setHtml(text);
}
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