Method mapToSource

kdevplatform/util/multilevellistview.cpp:203–217

}

QModelIndex MultiLevelListViewPrivate::mapToSource(QModelIndex index) const
{
    if (!index.isValid()) {
        return index;
    }

    while (index.model() != model) {
        auto* proxy = qobject_cast<QAbstractProxyModel*>(
            const_cast<QAbstractItemModel*>(index.model()));
        Q_ASSERT(proxy);
        index = proxy->mapToSource(index);
        Q_ASSERT(index.isValid());
    }
    return index;
}

QModelIndex MultiLevelListViewPrivate::mapFromSource(QModelIndex index, int level) const
{