LAY_LOCK_UNLOCK_SEL_OBJCTS_v1_00...........free

Command: LUA

Unlocks all layers.

Command: LUL

Unlocks layers of selected objects and displays list of just unlocked layers.

Command: LOK

Locks layers of selected objects and displays list of just locked layers.

 

Code:

;;; ================================================
;;;        LAY_LOCK_UNLOCK_v1_00.LSP     
;;;
;;;        Written by Andrzej Kalinowski,     www.autolisps.blogspot.com
;;;        v1.00 - 12.11.2017
;;;
;;;        Command: LUA - Unlocks all layers
;;;        Command: LOK - Locks layers of selected objects and displays list of just locked layers.
;;;        Command: LUL - Unlocks layers of selected objects and displays list of just unlocked layers.
;;; ================================================
(defun C:LUA ()
    (command "_layer" "u" "*" "")  (princ "\nAll layers unlocked")  (princ)
);defun

(defun c:LOK () 
 (LOK_LUL_COMMON 0)
);defun

(defun c:LUL ()
 (LOK_LUL_COMMON 1)
);defun
;;; ================================================
(defun LOK_LUL_COMMON ( mode1 / MyLayers sset1 curobj i1 lay1 laylst fctl)
    (vl-load-com)
    (setq MyLayers (vla-get-layers (vla-get-activedocument (vlax-get-acad-object)) ) )
    (if (= mode1 0)
        (prompt "\nSelect ojects to lock layers: ") ;LOK command
        (prompt "\nSelect ojects to unlock layers: ") ;LUL command; mode1=1
    );if
    (if (setq sset1 (ssget) )
        ;-----------------------------------------
        ;locking/ unlocking layers
        ;-----------------------------------------
        (progn
            (setq laylst (list) )
            (repeat (setq i1 (sslength sset1))
                (setq curobj (vlax-ename->vla-object (ssname sset1 (setq i1 (1- i1) ) ) ) )
                (setq lay1 (vla-get-layer curobj ) );returns string type
                (princ lay1)
                (if (= nil (member lay1 laylst) );if already exist -it doesnt add it to the list
                    (setq laylst (cons lay1 laylst) )
                );if  
                (if (= mode1 0)
                    (vla-put-lock (vla-item MyLayers lay1 ) :vlax-true) ;LOK command
                    (vla-put-lock (vla-item MyLayers lay1 ) :vlax-false) ;LUL command; mode1=1
                );if
            );repeat
            ;-----------------------------------------
            ;updating fade ctrl
            ;-----------------------------------------  
            (terpri)
            (setq i1 0    laylst (acad_strlsort laylst) );Sorts a list of strings in alphabetical order 
            (setq fctl (getvar 'LayLockFadeCtl))
            (if (/= fctl 0)
                (progn
                    (setvar 'LayLockFadeCtl (- fctl 1) )
                    (vla-regen (vla-get-activedocument  (vlax-get-acad-object) ) acAllViewports)
                    (setvar 'LayLockFadeCtl fctl)
                );progn
            );if
            ;-----------------------------------------
            ;Printing list of layers
            ;-----------------------------------------
            (if (= mode1 0)
                (princ "\nLocked layers: ") ;LOK command
                (princ "\nUnlocked layers: ") ;LUL command; mode1=1
            );if
            (repeat (length laylst)
                (princ (strcat "\t" (nth i1 laylst) ) )
                (setq i1 (+ 1 i1))
            );repeat
        );progn
    );if 
    (princ)
);defun

Example:

Download file: LAY_LOCK_UNLOCK_SEL_OBJCTS_v1_00.FAS