Files
qt-creator/src/plugins/help/openpagesmodel.cpp
hjk 2931a499e6 Long live the king!
Change-Id: I2b72b34c0cfeafc8bdbaf49b83ff723544f2b6e2
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>
2012-01-26 19:55:36 +01:00

109 lines
3.2 KiB
C++

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "openpagesmodel.h"
#include "helpviewer.h"
#include <QtCore/QUrl>
using namespace Help::Internal;
OpenPagesModel::OpenPagesModel(QObject *parent)
: QAbstractTableModel(parent)
{
}
int OpenPagesModel::rowCount(const QModelIndex &parent) const
{
return parent.isValid() ? 0 : m_pages.count();
}
int OpenPagesModel::columnCount(const QModelIndex &/*parent*/) const
{
return 2;
}
QVariant OpenPagesModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() >= rowCount()
|| index.column() >= columnCount() - 1)
return QVariant();
switch (role) {
case Qt::ToolTipRole:
return m_pages.at(index.row())->source().toString();
case Qt::DisplayRole: {
QString title = m_pages.at(index.row())->title();
title.replace(QLatin1Char('&'), QLatin1String("&&"));
return title.isEmpty() ? tr("(Untitled)") : title;
}
default:
break;
}
return QVariant();
}
void OpenPagesModel::addPage(const QUrl &url, qreal zoom)
{
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)
{
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
{
Q_ASSERT(index >= 0 && index < rowCount());
return m_pages.at(index);
}
void OpenPagesModel::handleTitleChanged()
{
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);
}