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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Assistant module 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 "openpagesmodel.h"
#include "helpenginewrapper.h"
#include "helpviewer.h"
#include "tracer.h"
#include <QtCore/QStringList>
#include <QtCore/QUrl>
QT_BEGIN_NAMESPACE
OpenPagesModel::OpenPagesModel(QObject *parent) : QAbstractTableModel(parent)
{
TRACE_OBJ
}
int OpenPagesModel::rowCount(const QModelIndex &parent) const
{
TRACE_OBJ
return parent.isValid() ? 0 : m_pages.count();
}
int OpenPagesModel::columnCount(const QModelIndex &/*parent*/) const
{
TRACE_OBJ
return 2;
}
QVariant OpenPagesModel::data(const QModelIndex &index, int role) const
{
TRACE_OBJ
if (!index.isValid() || index.row() >= rowCount() || index.column() > 0
|| role != Qt::DisplayRole)
return QVariant();
QString title = m_pages.at(index.row())->title();
title.replace(QLatin1Char('&'), QLatin1String("&&"));
return title.isEmpty() ? QLatin1String("(Untitled)") : title;
}
void OpenPagesModel::addPage(const QUrl &url, qreal zoom)
{
TRACE_OBJ
beginInsertRows(QModelIndex(), rowCount(), rowCount());
HelpViewer *page = new HelpViewer(zoom);
connect(page, SIGNAL(titleChanged()), this, SLOT(handleTitleChanged()));
m_pages << page;
endInsertRows();
page->setSource(url);
}
void OpenPagesModel::removePage(int index)
{
TRACE_OBJ
Q_ASSERT(index >= 0 && index < rowCount());
beginRemoveRows(QModelIndex(), index, index);
HelpViewer *page = m_pages.at(index);
m_pages.removeAt(index);
endRemoveRows();
page->deleteLater();
}
HelpViewer *OpenPagesModel::pageAt(int index) const
{
TRACE_OBJ
Q_ASSERT(index >= 0 && index < rowCount());
return m_pages.at(index);
}
void OpenPagesModel::handleTitleChanged()
{
TRACE_OBJ
HelpViewer *page = static_cast<HelpViewer *>(sender());
const int row = m_pages.indexOf(page);
Q_ASSERT(row != -1 );
const QModelIndex &item = index(row, 0);
emit dataChanged(item, item);
}
QT_END_NAMESPACE
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