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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