Function data

launcher/ui/pages/instance/ScreenshotsPage.cpp:150–182

    }
    virtual ~FilterModel() { m_thumbnailingPool.waitForDone(500); }
    virtual QVariant data(const QModelIndex &proxyIndex, int role = Qt::DisplayRole) const
    {
        auto model = sourceModel();
        if (!model)
            return QVariant();
        if (role == Qt::DisplayRole || role == Qt::EditRole)
        {
            QVariant result = sourceModel()->data(mapToSource(proxyIndex), role);
            return result.toString().remove(QRegularExpression("\\.png$"));
        }
        if (role == Qt::DecorationRole)
        {
            QVariant result =
                sourceModel()->data(mapToSource(proxyIndex), QFileSystemModel::FilePathRole);
            QString filePath = result.toString();
            QIcon temp;
            if (!watched.contains(filePath))
            {
                ((QFileSystemWatcher &)watcher).addPath(filePath);
                ((QSet<QString> &)watched).insert(filePath);
            }
            if (m_thumbnailCache->get(filePath, temp))
            {
                return temp;
            }
            if (!m_failed.contains(filePath))
            {
                ((FilterModel *)this)->thumbnailImage(filePath);
            }
            return (m_thumbnailCache->get("placeholder"));
        }
        return sourceModel()->data(mapToSource(proxyIndex), role);
    }
    virtual bool setData(const QModelIndex &index, const QVariant &value,
                         int role = Qt::EditRole)
    {