You can send Windows messages with SendMessage() and PostMessage(). They have the same parameters as the event handler.

>Sergey, is there a way to raise WM_ events within VFP 9? In further testing, I realized that I need set the min/max values earlier in this whole chain of events. At this point though it looks like I can only respond to the event when the message happens.
>
>Thanks.
>
>-m@