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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "openpagesmodel.h"
#include "helpenginewrapper.h"
#include "helpviewer.h"
#include "tracer.h"
#include <QtCore/QStringList>
#include <QtCore/QUrl>
QT_BEGIN_NAMESPACE
using namespace Qt::StringLiterals;
OpenPagesModel::OpenPagesModel(QObject *parent) : QAbstractTableModel(parent)
{
TRACE_OBJ
}
int OpenPagesModel::rowCount(const QModelIndex &parent) const
{
TRACE_OBJ
return parent.isValid() ? 0 : m_pages.size();
}
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(u'&', "&&"_L1);
return title.isEmpty() ? "(Untitled)"_L1 : title;
}
HelpViewer *OpenPagesModel::addPage(const QUrl &url, qreal zoom)
{
TRACE_OBJ
beginInsertRows(QModelIndex(), rowCount(), rowCount());
HelpViewer *page = new HelpViewer(zoom);
connect(page, &HelpViewer::titleChanged, this, &OpenPagesModel::handleTitleChanged);
m_pages << page;
endInsertRows();
page->setSource(url);
return page;
}
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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