>Hello!
>
>I want to keep a form being always center, whenever VFP main screen is resized or moved. Can I catch those event?
>I know how to refresh AutoCenter property. Just assign again.
>_screen.activeform.autocenter=.t.

You can't trap events on the main VFP screen - however you can run your form inside your own form instead (and hide the VFP screen)
then you can use the resize event of that form

Arnon