Checks if a drawing has nested drawings .
(ade_dsisnested [dwg_id])
Returns T if the drawing has drawings attached, or nil.
| dwg_id | Drawing ID (real) |
Verify that the drawing in question is active before calling ade_dsisnested. It is not possible to determine if an inactive drawing has nested drawings. If dwg_id is not specified or is nil, the function checks the project drawing to see if it has drawings attached.
; Get IDs of drawings currently attached
(setq ds_ids (ade_dslist))
; See if the first one has nested drawings
(princ "\nFirst drawing has "
(if (ade_dsisnested (car ds_ids))
(princ "drawings attached.")
(princ "no drawings attached.")
)