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 CentralWidget::setSource(const QUrl &url)
{
HelpViewer* viewer = currentHelpViewer();
HelpViewer* lastViewer = qobject_cast<HelpViewer*>(tabWidget->widget(lastTabPage));
if (!viewer && !lastViewer) {
viewer = new HelpViewer(helpEngine, this);
viewer->installEventFilter(this);
lastTabPage = tabWidget->addTab(viewer, QString());
tabWidget->setCurrentIndex(lastTabPage);
connectSignals();
qApp->processEvents();
} else
viewer = lastViewer;
viewer->setSource(url);
currentPageChanged(lastTabPage);
viewer->setFocus(Qt::OtherFocusReason);
tabWidget->setCurrentIndex(lastTabPage);
tabWidget->setTabText(lastTabPage, quoteTabTitle(viewer->documentTitle()));
}