Ports "Adds safer helper for alt-click turf listing"

code/_onclick/click.dm

@@ -366,11 +366,15 @@
 	SEND_SIGNAL(src, COMSIG_CLICK_ALT, user)
 	var/turf/T = get_turf(src)
 	if(T && user.TurfAdjacent(T))
-		if(user.listed_turf == T)
-			user.listed_turf = null
-		else
-			user.listed_turf = T
-			user.client.statpanel = T.name
+		user.listed_turf = T
+		user.client.statpanel = T.name
+
+// Use this instead of /mob/proc/AltClickOn(atom/A) where you only want turf content listing without additional atom alt-click interaction
+/atom/proc/AltClickNoInteract(mob/user, atom/A)
+	var/turf/T = get_turf(A)
+	if(T && user.TurfAdjacent(T))
+		user.listed_turf = T
+		user.client.statpanel = T.name
 
 /mob/proc/TurfAdjacent(turf/T)
 	return T.Adjacent(src)

code/_onclick/observer.dm

@@ -31,7 +31,7 @@
 		ShiftClickOn(A)
 		return
 	if(modifiers["alt"])
-		AltClickOn(A)
+		AltClickNoInteract(src, A)
 		return
 	if(modifiers["ctrl"])
 		CtrlClickOn(A)