You can use this:
In the WHEN event of the control yo can put this:
Return .F.
And this prevent to obtain the focus the control and the column, just than making click with mouse this apears to
obtain, but when you press any key the contol lost inmediately the focus. You can try!
Be fast like the Fox
Be free like the Penguin
Se Rápido como el Zorro
Se libre como el Pingüino