showing item of list in gridview row.

[strawberrysh]

I have a gridview that in every row of it is a textbox.and i have a generic list.I want to show item of list in textboxes of gidview.for example ,if in list has 4 item like 1,2,3,4 ,and gridview has 7 rows,only 4 row of gridview must be complete.4 textbox in full and 3 textbox are empty.what should i do?