Subject Re: GRID From Bruce Beacham <bbeacham@no_plm_lowman.co.uk> Date Mon, 13 Mar 2017 20:37:00 +0000 Newsgroups dbase.getting-started On 11/03/2017 06:19, Mervyn Bick wrote: > You can add a calculated field to the table when you open the query and > the grid will be able to display that if you add a column but calculated > fields are read-only so you can't use it to show if a record has been > selected from the keyboard. Not strictly true.   You can use an assocarray to drive a calc field shown in a grid, so that the field's canChange sets the assocarray element to true, and the beforegetvalue reads that element and displays it. The assocarray key might be an autoinc field. Bruce Beacham