javascript - Handsontable Customize Existing Context Menu Items -

i trying customise pre-existing handsontable context menu item.

specifically add password prompt to 'read only' option in context menu authorized users can modify data in table. have developed following code customizing context menu follows:

hot.updatesettings({   contextmenu: {     items:  {             "make_read_only": {               //how keep exisiting functionality add                //password prompt?             }           }   } });