How do I iterate through a Hierarchial Table and find the last row? Ive done this at the top level without DetailTables - OnPreRender I can go grab the Last GridItem and find the appropriate control and set the visibility. Thanks.
So something like -
(rgQuestions.Items.Count > 0)
GridItem gi = rgQuestions.Items[rgQuestions.Items.Count - 1];
ImageButton btnDown = gi.FindControl(