>However, if I don't define the layout of the grid (just let the cursor structure determine the columns), it seems to be hard to detect the dblclick() event on a given row.

Hard, but not to bad. Check out this thread,

Visual FoxPro in general
Modifing method code at run time in grids
Thread #377841 Message #377841
From 07/06/2000 12:05:36