>>I don' find any property in a Grid to tell me the number of all rows in a
>>grid I can move up and down. Any idea?

>I don't know this property either, but you can calculate it: (grid.height-
>header height)/(rowheight+linesheight (don't know, how it called, you can
>neglect it, since it's small))

Sorry, I don't mean this number of rows, I mean number of ALL rows in the grid (not only rows which are visible in a scrollable area of a grid). With other words: I'd like to know if the current row position is a bottom of the grid.