>Hi Marshal,
>
>>Is this a limitation of VFP9?
>
>Yes. This happens as soon as you have an expression. You don't need a UDF for that. Placing the field name into parenthesis is sufficient to create this effect.
>
>The only work around I'm aware of would involve setting the ToolTipText property manually. There're several approaches possible, but non of them reliable. The biggest problem is that you cannot always determine which is the first visible line in the grid.

Hi Christof,

Dmitry Ivshev from Russian web-site had an ingenious idea of how to find the visible line in the grid based on DynamicStretch property...

I had a class working quite nicely but it may need just a bit of final tunning.