Function selectVisibleNodeAt

frontend/app/treeview/treeview.tsx:358–368

(index: number)

    };

    const selectVisibleNodeAt = (index: number) => {
        if (index < 0 || index >= visibleRows.length) {
            return;
        }
        const row = visibleRows[index];
        if (row.kind !== "node") {
            return;
        }
        commitSelection(row.id);
        scrollToId(row.id);
    };

    const onKeyDown = (event: KeyboardEvent<HTMLDivElement>) => {
        const selectedIndex = selectedId != null ? idToIndex.get(selectedId) : undefined;