[row column headers] Is it possible to customize the cross over area of row column header

Hi There.
I am wondering if it is possible to put a menu at the cross-over cells. In our case, once this particular “menu cell” is clicked, a popover will be shown, letting user to choose some table-level configuration, like if or not to fix the row / column headers.

Two snapshots from the table components we currently use:


Hi @semix

we do not have official API to handle this element’s content.