Method shouldExpand

launcher/ui/dialogs/ExportInstanceDialog.cpp:265–280

    }

    bool shouldExpand(QModelIndex index)
    {
        QModelIndex sourceIndex = mapToSource(index);
        QFileSystemModel *fsm = qobject_cast<QFileSystemModel *>(sourceModel());
        if (!fsm)
        {
            return false;
        }
        auto blockedPath = relPath(fsm->filePath(sourceIndex));
        auto found = blocked.find(blockedPath);
        if(found)
        {
            return !found->leaf();
        }
        return false;
    }

    void setBlockedPaths(QStringList paths)
    {