Rik wrote:

>
> Hello,
>
> how can I set certain columns readonly in a TIB_Grid without setting the
> readonly property in the field properties of the query.
> (because the user can change the values outside the grid)
>
> thanks

Rik,

another method could be to use CalculatedFields.
Set your editable fields to visible=false, so the don´t
occur in the grid. Now specify the CalculatedFields and
in the OnCalculateField event, just assign the value to them.

Harald