gp:getDialogInput will return to its calling function. If the user chose Cancel, the function returns nil:
If the user chose OK, you must build a list containing the values set by the user's interaction with the dialog. This list is what(if UserClick ; User clicked Ok
;; Build the resulting data
(progn
(setq Result (list
(cons 42 tileRad)
(cons 43 TileSpace)
(cons 3 objectCreateMethod)
(cons 4 plineStyle)
)
)
)
)