- * @row: back-filled with the first table row associated with
- * the cell with child index \c index.
- * @col: back-filled with the first table column associated
- * with the cell with child index \c index.
- * @row_extents: back-filled with the number of table rows
- * across which child \c i extends.
- * @col_extents: back-filled with the number of table columns
- * across which child \c i extends.
- * @is_selected: a boolean which is back-filled with \c True
- * if the child at index \c i corresponds to a selected table cell,
- * \c False otherwise.
- *
- * Given a child index, determine the row and column indices and
+ * @row: (out): back-filled with the first table row associated with
+ * the cell with child index.
+ * @col: (out): back-filled with the first table column associated
+ * with the cell with child index.
+ * @row_extents: (out): back-filled with the number of table rows
+ * across which child i extends.
+ * @col_extents: (out): back-filled with the number of table columns
+ * across which child i extends.
+ * @is_selected: (out): a boolean which is back-filled with #TRUE
+ * if the child at index i corresponds to a selected table cell,
+ * #FALSE otherwise.
+ *
+ * Given a child index, determines the row and column indices and