Add shield remote button

code/game/machinery/door_control.dm

@@ -203,4 +203,18 @@
 	if(!active || (stat & NOPOWER))
 		icon_state = "launcherbtt"
 	else
-		icon_state = "launcheract"
+		icon_state = "launcheract"
+
+/*
+	Shieldgen remote control
+*/
+/obj/machinery/button/remote/shields
+	name = "remote shield control"
+	desc = "It controls shields, remotely."
+
+/obj/machinery/button/remote/shields/trigger(var/mob/user)
+	for(var/obj/machinery/shield_gen/SG in machines)
+		if(SG.id == id)
+			spawn(0)
+				if(SG?.anchored)
+					SG.toggle()

code/modules/shieldgen/shield_gen.dm

@@ -23,6 +23,7 @@
 	var/energy_conversion_rate = 0.0006	//how many renwicks per watt?  Higher numbers equals more effiency.
 	var/z_range = 0 // How far 'up and or down' to extend the shield to, in z-levels.  Only works on MultiZ supported z-levels.
 	use_power = USE_POWER_OFF	//doesn't use APC power
+	var/id //for button usage
 
 /obj/machinery/shield_gen/advanced
 	name = "advanced bubble shield generator"