Dim cb as checkbox
cb.initialize("tblcheck")
cb.checked = true 'If you wanna be checked or not...
Dim coldata(3) as object
coldata(0) = cb 'your checkbox..
coldata(1) = "a second valueeeeeeee"
coldata(2) = "a third valueeeee"
'add a row... (0-col will be the check box. 1-col text value, 2nd-col text value)
tableview.items.add(coldata)