Method previousItemIndex

plugins/grepview/grepoutputmodel.cpp:263–308

}

QModelIndex GrepOutputModel::previousItemIndex(const QModelIndex &currentIdx) const
{
    GrepOutputItem* current_item = nullptr;

    if (!currentIdx.isValid()) {
        // no item selected, search recursively for the last item in search results
        QStandardItem *it = item(0,0);
        while (it) {
            QStandardItem *child = it->child( it->rowCount() - 1 );
            if (!child) return it->index();
            it = child;
        }
        return QModelIndex();
    }
    else
        current_item = static_cast<GrepOutputItem*>(itemFromIndex(currentIdx));

    if (current_item->parent() != nullptr) {
        int row = currentIdx.row();

        if(!current_item->isText()) // the item is a file
        {
            int item_row = current_item->row();
            if(item_row > 0)
            {
                int idx_last_item = current_item->parent()->child(item_row - 1)->rowCount() - 1;
                return current_item->parent()->child(item_row - 1)->child(idx_last_item)->index();
            }
        }
        else // the item is a match
        {
            if(row > 0)
                return current_item->parent()->child(row - 1)->index();
            else // we return the index of the last item of the previous file
            {
                int parrent_row = current_item->parent()->row();
                if(parrent_row > 0)
                {
                    int idx_last_item = current_item->parent()->parent()->child(parrent_row - 1)->rowCount() - 1;
                    return current_item->parent()->parent()->child(parrent_row - 1)->child(idx_last_item)->index();
                }
            }
        }
    }
    return currentIdx;
}

QModelIndex GrepOutputModel::nextItemIndex(const QModelIndex &currentIdx) const
{