Action buttons will now only update when needed instead of every Life().

The action buttons now update their icon instantly.
Fixes versions of pickup(),equipped() and dropped not calling the parent.
Fixes drone not being able to remove a defib from their storage.
You can now cycle the mime mask by clicking it in your hand.
The action buttons for hardsuit and hooded suits now only appears when you're wearing the suit.
Created two mob helper procs getBeltSlot() and getBackSlot().
Created /datum/species/proc/on_species_loss() to handle stuff when our race change, currently only used by jelly and slime race to remove their exotic blood from our reagents and to remove slime people's action buttons.

code/_onclick/hud/action.dm

@@ -1,8 +1,7 @@
 #define AB_CHECK_RESTRAINED 1
 #define AB_CHECK_STUNNED 2
 #define AB_CHECK_LYING 4
-#define AB_CHECK_ALIVE 8
+#define AB_CHECK_CONSCIOUS 8
-#define AB_CHECK_INSIDE 16
 
 
 /datum/action
@@ -31,6 +30,13 @@
 		Remove(owner)
 	owner = T
 	T.actions += src
+
+	if(!button)
+		button = new
+		button.linked_action = src
+		button.name = UpdateName()
+		if(T.client)
+			T.client.screen += button
 	T.update_action_buttons()
 
 /datum/action/proc/Remove(mob/living/T)
@@ -44,37 +50,28 @@
 	owner = null
 
 /datum/action/proc/Trigger()
-	if(!Checks())
+	if(!IsAvailable())
 		return 0
 	return 1
 
 /datum/action/proc/Process()
 	return
 
-/datum/action/proc/CheckRemoval(mob/living/user) // 1 if action is no longer valid for this mob and should be removed
-	return 0
-
 /datum/action/proc/IsAvailable()
-	return Checks()
-
-/datum/action/proc/Checks()// returns 1 if all checks pass
 	if(!owner)
 		return 0
 	if(check_flags & AB_CHECK_RESTRAINED)
 		if(owner.restrained())
 			return 0
 	if(check_flags & AB_CHECK_STUNNED)
-		if(owner.stunned)
+		if(owner.stunned || owner.weakened)
 			return 0
 	if(check_flags & AB_CHECK_LYING)
 		if(owner.lying)
 			return 0
-	if(check_flags & AB_CHECK_ALIVE)
+	if(check_flags & AB_CHECK_CONSCIOUS)
 		if(owner.stat)
 			return 0
-	if(check_flags & AB_CHECK_INSIDE)
-		if(!(target in owner) && !(target.action_button_internal))
-			return 0
 	return 1
 
 /datum/action/proc/UpdateName()
@@ -90,8 +87,8 @@
 		current_button.overlays += img
 
 /obj/screen/movable/action_button
-	var/datum/action/owner
+	var/datum/action/linked_action
-	screen_loc = "WEST,NORTH"
+	screen_loc = null
 
 /obj/screen/movable/action_button/Click(location,control,params)
 	var/list/modifiers = params2list(params)
@@ -100,18 +97,18 @@
 		return 1
 	if(usr.next_move >= world.time) // Is this needed ?
 		return
-	owner.Trigger()
+	linked_action.Trigger()
 	return 1
 
 /obj/screen/movable/action_button/proc/UpdateIcon()
-	if(!owner)
+	if(!linked_action)
 		return
-	icon = owner.button_icon
+	icon = linked_action.button_icon
-	icon_state = owner.background_icon_state
+	icon_state = linked_action.background_icon_state
 
-	owner.ApplyIcon(src)
+	linked_action.ApplyIcon(src)
 
-	if(!owner.IsAvailable())
+	if(!linked_action.IsAvailable())
 		color = rgb(128,0,0,128)
 	else
 		color = rgb(255,255,255,255)
@@ -163,7 +160,11 @@
 
 
 //This is the proc used to update all the action buttons. Properly defined in /mob/living/
-/mob/proc/update_action_buttons()
+/mob/proc/update_action_buttons(reload_screen)
+	return
+
+//used to update the buttons icon.
+/mob/proc/update_action_buttons_icon()
 	return
 
 #define AB_MAX_COLUMNS 10
@@ -191,7 +192,7 @@
 
 //Presets for item actions
 /datum/action/item_action
-	check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_LYING|AB_CHECK_ALIVE|AB_CHECK_INSIDE
+	check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_LYING|AB_CHECK_CONSCIOUS
 
 /datum/action/item_action/Trigger()
 	if(!..())
@@ -201,9 +202,6 @@
 		item.ui_action_click()
 	return 1
 
-/datum/action/item_action/CheckRemoval(mob/living/user)
-	return !(target in user)
-
 /datum/action/item_action/ApplyIcon(obj/screen/movable/action_button/current_button)
 	current_button.overlays.Cut()
 	if(target)
@@ -214,17 +212,10 @@
 		I.layer = old
 
 /datum/action/item_action/hands_free
-	check_flags = AB_CHECK_ALIVE|AB_CHECK_INSIDE
+	check_flags = AB_CHECK_CONSCIOUS
 
 /datum/action/item_action/organ_action
-	check_flags = AB_CHECK_ALIVE
+	check_flags = AB_CHECK_CONSCIOUS
-
-/datum/action/item_action/organ_action/CheckRemoval(mob/living/carbon/user)
-	if(!iscarbon(user))
-		return 1
-	if(target in user.internal_organs)
-		return 0
-	return 1
 
 /datum/action/item_action/organ_action/IsAvailable()
 	var/obj/item/organ/internal/I = target
@@ -246,8 +237,7 @@
 		return 1
 
 /datum/action/spell_action/UpdateName()
-	var/obj/effect/proc_holder/spell/spell = target
+	return target.name
-	return spell.name
 
 /datum/action/spell_action/IsAvailable()
 	if(!target)
@@ -261,12 +251,6 @@
 			return spell.can_cast(owner)
 	return 1
 
-/datum/action/spell_action/CheckRemoval()
-	if(owner.mind)
-		if(target in owner.mind.spell_list)
-			return 0
-	return !(target in owner.mob_spell_list)
-
 //Preset for general and toggled actions
 /datum/action/innate
 	check_flags = 0
@@ -304,7 +288,7 @@
 /datum/action/innate/scan_mode
 	name = "Toggle Research Scanner"
 	button_icon_state = "scan_mode"
-	check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_ALIVE
+	check_flags = AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_CONSCIOUS
 	var/devices = 0 //How may enabled scanners the mob has
 
 /datum/action/innate/scan_mode/Activate()
@@ -320,11 +304,6 @@
 /datum/action/innate/scan_mode/Grant(mob/living/T)
 	..(T)
 
-/datum/action/innate/scan_mode/CheckRemoval(mob/living/user)
-	if(devices)
-		return 0
-	return 1
-
 /datum/action/innate/scan_mode/Remove(mob/living/T)
 	owner.research_scanner = 0
 	active = 0

code/_onclick/hud/hud.dm

@@ -47,6 +47,8 @@
 
 /datum/hud/New(mob/owner)
 	mymob = owner
+	hide_actions_toggle = new
+	hide_actions_toggle.InitialiseIcon(mymob)
 
 /datum/hud/Destroy()
 	if(mymob.hud_used == src)
@@ -135,6 +137,8 @@
 			if(infodisplay.len)
 				mymob.client.screen += infodisplay
 
+			mymob.client.screen += hide_actions_toggle
+
 			if(action_intent)
 				action_intent.screen_loc = initial(action_intent.screen_loc) //Restore intent selection to the original position
 
@@ -171,7 +175,7 @@
 
 	hud_version = display_hud_version
 	persistant_inventory_update()
-	mymob.update_action_buttons()
+	mymob.update_action_buttons(1)
 	reorganize_alerts()
 	mymob.reload_fullscreen()
 

code/_onclick/hud/movable_screen_objects.dm

@@ -43,7 +43,7 @@
 		var/pix_Y = text2num(screen_loc_Y[2]) - 16
 		screen_loc = "[screen_loc_X[1]]:[pix_X],[screen_loc_Y[1]]:[pix_Y]"
 
-	moved = TRUE
+	moved = screen_loc
 
 
 //Debug procs

code/game/dna.dm

@@ -174,9 +174,7 @@
 
 /mob/living/carbon/set_species(datum/species/mrace = null, icon_update = 1)
 	if(mrace && has_dna())
-		if(dna.species.exotic_blood)
+		dna.species.on_species_loss(src)
-			var/datum/reagent/EB = dna.species.exotic_blood
-			reagents.del_reagent(initial(EB.id))
 		dna.species = new mrace()
 
 /mob/living/carbon/human/set_species(datum/species/mrace, icon_update = 1)

code/game/gamemodes/blob/powers.dm

@@ -248,14 +248,6 @@
 /datum/action/innate/blob
 	background_icon_state = "bg_alien"
 
-/datum/action/innate/blob/CheckRemoval()
-	if(ticker.mode.name != "blob" || !ishuman(owner))
-		return 1
-	var/datum/game_mode/blob/B = ticker.mode
-	if(!owner.mind || !(owner.mind in B.infected_crew))
-		return 1
-	return 0
-
 /datum/action/innate/blob/earlyhelp
 	name = "Blob Help"
 	button_icon_state = "blob"

code/game/gamemodes/cult/cult_items.dm

@@ -27,6 +27,7 @@
 	..()
 
 /obj/item/weapon/melee/cultblade/pickup(mob/living/user)
+	..()
 	if(!iscultist(user))
 		user << "<span class='cultlarge'>\"I wouldn't advise that.\"</span>"
 		user << "<span class='warning'>An overwhelming sense of nausea overpowers you!</span>"

code/game/gamemodes/handofgod/actions.dm

@@ -4,7 +4,7 @@
 /datum/action/innate/godspeak
 	name = "Godspeak"
 	button_icon_state = "godspeak"
-	check_flags = AB_CHECK_ALIVE
+	check_flags = AB_CHECK_CONSCIOUS
 	var/mob/camera/god/god = null
 
 /datum/action/innate/godspeak/IsAvailable()
@@ -19,3 +19,7 @@
 		return
 	god << "<span class='notice'><B>[owner]:</B> [msg]</span>"
 	owner << "You say: [msg]"
+
+/datum/action/innate/godspeak/Destroy()
+	god = null
+	return ..()

code/game/gamemodes/handofgod/god.dm

@@ -22,7 +22,7 @@
 	var/list/conduits = list()
 	var/prophets_sacrificed_in_name = 0
 	var/image/ghostimage = null //For observer with darkness off visiblity
-
+	var/list/prophet_hats = list()
 
 /mob/camera/god/New()
 	..()
@@ -51,6 +51,10 @@
 	for(var/datum/mind/F in followers)
 		if(F.current)
 			F.current << "<span class='danger'>Your god is DEAD!</span>"
+	for(var/X in prophet_hats)
+		var/obj/item/clothing/head/helmet/plate/crusader/prophet/P = X
+		if(P.speak2god && P.speak2god.god == src)
+			qdel(P.speak2god)
 	ghost_darkness_images -= ghostimage
 	updateallghostimages()
 	return ..()

code/game/gamemodes/handofgod/items.dm

@@ -147,7 +147,12 @@
 	else
 		speak2god = new()
 	speak2god.god = G
+	G.prophet_hats += src
 
+/obj/item/clothing/head/helmet/plate/crusader/prophet/Destroy()
+	if(speak2god)
+		qdel(speak2god)
+	return ..()
 
 /obj/item/clothing/head/helmet/plate/crusader/prophet/equipped(mob/user, slot)
 	if(slot == slot_head)

code/game/gamemodes/miniantags/abduction/abduction_gear.dm

@@ -14,7 +14,7 @@
 	origin_tech = "materials=5;biotech=4;powerstorage=5"
 	armor = list(melee = 15, bullet = 15, laser = 15, energy = 15, bomb = 15, bio = 15, rad = 15)
 	action_button_name = "Activate"
-	action_button_is_hands_free = 1
+	action_button_type = /datum/action/item_action/hands_free
 	var/mode = VEST_STEALTH
 	var/stealth_active = 0
 	var/combat_cooldown = 10
@@ -29,20 +29,19 @@
 			DeactivateStealth()
 			armor = combat_armor
 			icon_state = "vest_combat"
-			if(istype(loc, /mob/living/carbon/human))
-				var/mob/living/carbon/human/H = loc
-				H.update_inv_wear_suit()
-			return
 		if(VEST_COMBAT)// TO STEALTH
 			mode = VEST_STEALTH
 			armor = stealth_armor
 			icon_state = "vest_stealth"
-			if(istype(loc, /mob/living/carbon/human))
+	if(istype(loc, /mob/living/carbon/human))
-				var/mob/living/carbon/human/H = loc
+		var/mob/living/carbon/human/H = loc
-				H.update_inv_wear_suit()
+		H.update_inv_wear_suit()
-			return
+	if(action && action.button)
-
+		action.button.UpdateIcon()
 
+/obj/item/clothing/suit/armor/abductor/vest/item_action_slot_check(slot, mob/user)
+	if(slot == slot_wear_suit) //we only give the mob the ability to activate the vest if he's actually wearing it.
+		return 1
 
 /obj/item/clothing/suit/armor/abductor/vest/proc/SetDisguise(datum/icon_snapshot/entry)
 	disguise = entry

code/game/gamemodes/miniantags/morph/morph.dm

@@ -169,9 +169,6 @@
 			return
 	target.attack_animal(src)
 
-/mob/living/simple_animal/hostile/morph/update_action_buttons() //So all eaten objects are not counted every life
-	return
-
 //Spawn Event
 
 /datum/round_event_control/morph

code/game/gamemodes/miniantags/revenant/revenant_abilities.dm

@@ -79,7 +79,8 @@
 	name = "[initial(name)] ([cast_amount]E)"
 	user.reveal(reveal)
 	user.stun(stun)
-	user.update_action_buttons()
+	if(action && action.button)
+		action.button.UpdateIcon()
 	return 1
 
 //Overload Light: Breaks a light that's online and sends out lightning bolts to all nearby people.

code/game/gamemodes/shadowling/shadowling_items.dm

@@ -84,7 +84,7 @@
 	flash_protect = -1
 	unacidable = 1
 	action_button_name = "Shift Nerves"
-	action_button_is_hands_free = 1
+	action_button_type = /datum/action/item_action/hands_free
 	var/max_darkness_view = 8
 	var/min_darkness_view = 0
 	flags = ABSTRACT | NODROP

code/game/gamemodes/wizard/soulstone.dm

@@ -14,6 +14,7 @@
 	usability = 1
 
 /obj/item/device/soulstone/pickup(mob/living/user)
+	..()
 	if(!iscultist(user) && !iswizard(user) && !usability)
 		user << "<span class='danger'>An overwhelming feeling of dread comes over you as you pick up the soulstone. It would be wise to be rid of this quickly.</span>"
 		user.Dizzy(120)

code/game/mecha/mecha.dm

@@ -1036,9 +1036,12 @@ var/year_integer = text2num(year) // = 2013???
 
 
 /datum/action/innate/mecha
-	check_flags = AB_CHECK_RESTRAINED | AB_CHECK_STUNNED | AB_CHECK_ALIVE
+	check_flags = AB_CHECK_RESTRAINED | AB_CHECK_STUNNED | AB_CHECK_CONSCIOUS
 	var/obj/mecha/chassis
 
+/datum/action/innate/mecha/Destroy()
+	chassis = null
+	return ..()
 
 /datum/action/innate/mecha/mech_eject
 	name = "Eject From Mech"

code/game/objects/items.dm

@@ -35,8 +35,7 @@ var/global/image/fire_overlay = image("icon" = 'icons/effects/fire.dmi', "icon_s
 
 	//If this is set, The item will make an action button on the player's HUD when picked up.
 	var/action_button_name //It is also the text which gets displayed on the action button. If not set it defaults to 'Use [name]'. If it's not set, there'll be no button.
-	var/action_button_is_hands_free = 0 //If 1, bypass the restrained, lying, and stunned checks action buttons normally test for
+	var/action_button_type = null //if we want a special type of item action, not the standard one.
-	var/action_button_internal = 0 //If 1, bypass the inside check action buttons test for
 	var/datum/action/item_action/action = null
 
 	//Since any item can now be a piece of clothing, this has to be put here so all items share it.
@@ -363,12 +362,14 @@ var/global/image/fire_overlay = image("icon" = 'icons/effects/fire.dmi', "icon_s
 	return
 
 /obj/item/proc/dropped(mob/user)
-	return
+	if(action)
+		action.Remove(user)
 
 // called just as an item is picked up (loc is not yet changed)
 /obj/item/proc/pickup(mob/user)
 	return
 
+
 // called when this item is removed from a storage item, which is passed on as S. The loc variable is already set to the new destination before this is called.
 /obj/item/proc/on_exit_storage(obj/item/weapon/storage/S)
 	return
@@ -387,7 +388,20 @@ var/global/image/fire_overlay = image("icon" = 'icons/effects/fire.dmi', "icon_s
 // for items that can be placed in multiple slots
 // note this isn't called during the initial dressing of a player
 /obj/item/proc/equipped(mob/user, slot)
-	return
+	if(action_button_name)
+		if(!action)
+			if(action_button_type)
+				action = new action_button_type
+			else
+				action = new/datum/action/item_action
+			action.name = action_button_name
+			action.target = src
+		if(item_action_slot_check(slot, user)) //some items only give their action button when in a specific slot.
+			action.Grant(user)
+
+//sometimes we only want to grant the item's action if it's equipped in a specific slot.
+obj/item/proc/item_action_slot_check(slot, mob/user)
+	return 1
 
 //the mob M is attempting to equip this item into the slot passed through as 'slot'. Return 1 if it can do this and 0 if it can't.
 //If you are making custom procs but would like to retain partial or complete functionality of this one, include a 'return ..()' to where you want this to happen.

code/game/objects/items/candle.dm

@@ -91,12 +91,14 @@
 
 
 /obj/item/candle/pickup(mob/user)
+	..()
 	if(lit)
 		SetLuminosity(0)
 		user.AddLuminosity(CANDLE_LUMINOSITY)
 
 
 /obj/item/candle/dropped(mob/user)
+	..()
 	if(lit)
 		user.AddLuminosity(-CANDLE_LUMINOSITY)
 		SetLuminosity(CANDLE_LUMINOSITY)

code/game/objects/items/devices/PDA/PDA.dm

@@ -210,11 +210,13 @@ var/global/list/obj/item/device/pda/PDAs = list()
  *	The Actual PDA
  */
 /obj/item/device/pda/pickup(mob/user)
+	..()
 	if(fon)
 		SetLuminosity(0)
 		user.AddLuminosity(f_lum)
 
 /obj/item/device/pda/dropped(mob/user)
+	..()
 	if(fon)
 		user.AddLuminosity(-f_lum)
 		SetLuminosity(f_lum)

code/game/objects/items/devices/chameleonproj.dm

@@ -19,6 +19,7 @@
 	saved_appearance = initial(butt.appearance)
 
 /obj/item/device/chameleon/dropped()
+	..()
 	disrupt()
 
 /obj/item/device/chameleon/equipped()

code/game/objects/items/devices/flashlight.dm

@@ -41,6 +41,8 @@
 		return 0
 	on = !on
 	update_brightness(user)
+	if(action && action.button)
+		action.button.UpdateIcon()
 	return 1
 
 
@@ -84,12 +86,14 @@
 
 
 /obj/item/device/flashlight/pickup(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(brightness_on)
 		SetLuminosity(0)
 
 
 /obj/item/device/flashlight/dropped(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(-brightness_on)
 		SetLuminosity(brightness_on)

code/game/objects/items/devices/traitordevices.dm

@@ -168,6 +168,10 @@ effective or pretty fucking useless.
 			Deactivate()
 	return
 
+/obj/item/device/shadowcloak/item_action_slot_check(slot, mob/user)
+	if(slot == slot_belt)
+		return 1
+
 /obj/item/device/shadowcloak/proc/Activate(mob/living/carbon/human/user)
 	if(!user)
 		return
@@ -186,6 +190,7 @@ effective or pretty fucking useless.
 	user = null
 
 /obj/item/device/shadowcloak/dropped(mob/user)
+	..()
 	if(user && user.get_item_by_slot(slot_belt) != src)
 		Deactivate()
 

code/game/objects/items/robot/robot_upgrades.dm

@@ -236,7 +236,11 @@
 	cyborg = R
 	icon_state = "selfrepair_off"
 	action_button_name = "Toggle Self-Repair"
-
+	if(!action)
+		action = new
+		action.name = action_button_name
+		action.target = src
+		action.Grant(R)
 	return 1
 
 /obj/item/borg/upgrade/selfrepair/ui_action_click()
@@ -252,6 +256,8 @@
 /obj/item/borg/upgrade/selfrepair/update_icon()
 	if(cyborg)
 		icon_state = "selfrepair_[on ? "on" : "off"]"
+		if(action && action.button)
+			action.button.UpdateIcon()
 	else
 		icon_state = "cyborg_upgrade5"
 

code/game/objects/items/weapons/chrono_eraser.dm

@@ -17,6 +17,7 @@
 	erased_minds += M
 
 /obj/item/weapon/chrono_eraser/dropped()
+	..()
 	if(PA)
 		qdel(PA)
 
@@ -33,7 +34,9 @@
 			PA = new(src)
 			user.put_in_hands(PA)
 
-
+/obj/item/weapon/chrono_eraser/item_action_slot_check(slot, mob/user)
+	if(slot == slot_back)
+		return 1
 
 /obj/item/weapon/gun/energy/chrono_gun
 	name = "T.E.D. Projection Apparatus"
@@ -59,6 +62,7 @@
 		qdel(src)
 
 /obj/item/weapon/gun/energy/chrono_gun/dropped()
+	..()
 	qdel(src)
 
 /obj/item/weapon/gun/energy/chrono_gun/update_icon()

code/game/objects/items/weapons/cigs_lighters.dm

@@ -541,6 +541,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 	return
 
 /obj/item/weapon/lighter/pickup(mob/user)
+	..()
 	if(lit)
 		SetLuminosity(0)
 		user.AddLuminosity(1)
@@ -548,6 +549,7 @@ CIGARETTE PACKETS ARE IN FANCY.DM
 
 
 /obj/item/weapon/lighter/dropped(mob/user)
+	..()
 	if(lit)
 		if(user)
 			user.AddLuminosity(-1)

code/game/objects/items/weapons/defib.dm

@@ -70,35 +70,40 @@
 	update_icon()
 
 /obj/item/weapon/defibrillator/ui_action_click()
-	if(usr.get_item_by_slot(slot_back) == src)
+	toggle_paddles()
-		toggle_paddles()
-	else
-		usr << "<span class='warning'>Put the defibrillator on your back first!</span>"
-	return
 
 /obj/item/weapon/defibrillator/attack_hand(mob/user)
-	if(src.loc == user)
+	if(loc == user)
-		ui_action_click()
+		if(slot_flags == SLOT_BACK)
+			if(user.get_item_by_slot(slot_back) == src)
+				ui_action_click()
+			else
+				user << "<span class='warning'>Put the defibrillator on your back first!</span>"
+
+		else if(slot_flags == SLOT_BELT)
+			if(user.get_item_by_slot(slot_belt) == src)
+				ui_action_click()
+			else
+				user << "<span class='warning'>Strap the defibrillator's belt on first!</span>"
 		return
 	..()
 
 /obj/item/weapon/defibrillator/MouseDrop(obj/over_object)
-	if(ishuman(src.loc))
+	if(ismob(src.loc))
-		var/mob/living/carbon/human/H = src.loc
+		var/mob/M = src.loc
 		switch(over_object.name)
 			if("r_hand")
-				if(H.r_hand)
+				if(M.r_hand)
 					return
-				if(!H.unEquip(src))
+				if(!M.unEquip(src))
 					return
-				H.put_in_r_hand(src)
+				M.put_in_r_hand(src)
 			if("l_hand")
-				if(H.l_hand)
+				if(M.l_hand)
 					return
-				if(!H.unEquip(src))
+				if(!M.unEquip(src))
 					return
-				H.put_in_l_hand(src)
+				M.put_in_l_hand(src)
-	return
 
 /obj/item/weapon/defibrillator/attackby(obj/item/weapon/W, mob/user, params)
 	if(W == paddles)
@@ -172,16 +177,22 @@
 		remove_paddles(user)
 
 	update_icon()
-	return
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/weapon/defibrillator/proc/make_paddles()
 	return new /obj/item/weapon/twohanded/shockpaddles(src)
 
 /obj/item/weapon/defibrillator/equipped(mob/user, slot)
-	if(slot != slot_back)
+	..()
+	if((slot_flags == SLOT_BACK && slot != slot_back) || (slot_flags == SLOT_BELT && slot != slot_belt))
 		remove_paddles(user)
 		update_icon()
 
+/obj/item/weapon/defibrillator/item_action_slot_check(slot, mob/user)
+	if(slot == user.getBackSlot())
+		return 1
+
 /obj/item/weapon/defibrillator/proc/remove_paddles(mob/user)
 	var/mob/living/carbon/human/M = user
 	if(paddles in get_both_hands(M))
@@ -230,12 +241,9 @@
 	slot_flags = SLOT_BELT
 	origin_tech = "biotech=4"
 
-/obj/item/weapon/defibrillator/compact/ui_action_click()
+/obj/item/weapon/defibrillator/compact/item_action_slot_check(slot, mob/user)
-	if(usr.get_item_by_slot(slot_belt) == src)
+	if(slot == user.getBeltSlot())
-		toggle_paddles()
+		return 1
-	else
-		usr << "<span class='warning'>Strap the defibrillator's belt on first!</span>"
-	return
 
 /obj/item/weapon/defibrillator/compact/loaded/New()
 	..()
@@ -322,7 +330,7 @@
 	if(!req_defib)
 		return ..()
 	if(user)
-		var/obj/item/weapon/twohanded/O = user.get_inactive_hand()
+		var/obj/item/weapon/twohanded/offhand/O = user.get_inactive_hand()
 		if(istype(O))
 			O.unwield()
 		user << "<span class='notice'>The paddles snap back into the main unit.</span>"

code/game/objects/items/weapons/implants/implant.dm

@@ -2,7 +2,6 @@
 	name = "implant"
 	icon = 'icons/obj/implants.dmi'
 	icon_state = "generic" //Shows up as the action button icon
-	action_button_is_hands_free = 1
 	origin_tech = "materials=2;biotech=3;programming=2"
 
 	var/activated = 1 //1 for implant types that can be activated, 0 for ones that are "always on" like loyalty implants
@@ -40,12 +39,16 @@
 		else
 			return 0
 
-
-	if(activated)
-		action_button_name = "Activate [src.name]"
 	src.loc = source
 	imp_in = source
 	implanted = 1
+	if(activated)
+		action_button_name = "Activate [src.name]"
+		if(!action)
+			action = new /datum/action/item_action/hands_free
+		action.name = action_button_name
+		action.target = src
+		action.Grant(source)
 	if(istype(source, /mob/living/carbon/human))
 		var/mob/living/carbon/human/H = source
 		H.sec_hud_set_implants()
@@ -59,7 +62,8 @@
 	src.loc = null
 	imp_in = null
 	implanted = 0
-
+	if(action)
+		action.Remove(source)
 	if(istype(source, /mob/living/carbon/human))
 		var/mob/living/carbon/human/H = source
 		H.sec_hud_set_implants()
@@ -76,6 +80,7 @@
 	return "No information available"
 
 /obj/item/weapon/implant/dropped(mob/user)
+	..()
 	. = 1
 	qdel(src)
-	return .
+

code/game/objects/items/weapons/implants/implant_freedom.dm

@@ -8,14 +8,13 @@
 
 
 /obj/item/weapon/implant/freedom/activate()
-	if(uses == 0)
+	uses--
-		return 0
-	if(uses != -1)
-		uses--
 	imp_in << "You feel a faint click."
 	if(iscarbon(imp_in))
 		var/mob/living/carbon/C_imp_in = imp_in
 		C_imp_in.uncuff()
+	if(!uses)
+		qdel(src)
 
 
 /obj/item/weapon/implant/freedom/get_data()

code/game/objects/items/weapons/implants/implant_misc.dm

@@ -33,8 +33,6 @@
 	return dat
 
 /obj/item/weapon/implant/adrenalin/activate()
-	if(uses < 1)
-		return 0
 	uses--
 	imp_in << "<span class='notice'>You feel a sudden surge of energy!</span>"
 	imp_in.SetStunned(0)
@@ -47,6 +45,8 @@
 	imp_in.reagents.add_reagent("synaptizine", 10)
 	imp_in.reagents.add_reagent("omnizine", 10)
 	imp_in.reagents.add_reagent("stimulants", 10)
+	if(!uses)
+		qdel(src)
 
 
 /obj/item/weapon/implant/emp
@@ -57,7 +57,7 @@
 	uses = 2
 
 /obj/item/weapon/implant/emp/activate()
-	if (src.uses < 1)
+	uses--
-		return 0
-	src.uses--
 	empulse(imp_in, 3, 5)
+	if(!uses)
+		qdel(src)

code/game/objects/items/weapons/melee/energy.dm

@@ -220,6 +220,7 @@
 	spark_system.attach(src)
 
 /obj/item/weapon/melee/energy/blade/dropped()
+	..()
 	qdel(src)
 
 /obj/item/weapon/melee/energy/blade/attack_self(mob/user)

code/game/objects/items/weapons/storage/storage.dm

@@ -374,10 +374,6 @@
 	handle_item_insertion(W, 0 , user)
 	return 1
 
-
-/obj/item/weapon/storage/dropped(mob/user)
-	return
-
 /obj/item/weapon/storage/attack_hand(mob/user)
 	playsound(loc, "rustle", 50, 1, -5)
 

code/game/objects/items/weapons/tanks/jetpack.dm

@@ -2,7 +2,7 @@
 	name = "Jetpack Mode"
 
 /datum/action/item_action/jetpack/cycle/Trigger()
-	if(!Checks())
+	if(!IsAvailable())
 		return
 
 	var/obj/item/weapon/tank/jetpack/J = target
@@ -12,19 +12,6 @@
 /datum/action/item_action/jetpack/cycle/suit
 	name = "Internal Jetpack Mode"
 
-/datum/action/item_action/jetpack/cycle/suit/New()
-	..()
-	check_flags &= ~AB_CHECK_INSIDE // The jetpack is inside the suit.
-
-/datum/action/item_action/jetpack/cycle/suit/CheckRemoval(mob/living/user)
-	return !(target.loc in user) // Check that the suit is on the user.
-
-/datum/action/item_action/jetpack/cycle/suit/IsAvailable()
-	var/mob/living/carbon/human/H = owner
-	if(!H.wear_suit)
-		return
-	return ..()
-
 /obj/item/weapon/tank/jetpack
 	name = "jetpack (empty)"
 	desc = "A tank of compressed gas for use as propulsion in zero-gravity areas. Use with caution."

code/game/objects/items/weapons/tanks/tanks.dm

@@ -1,50 +1,41 @@
-/datum/action/item_action/tank/internals
-	name = "Set Internals"
-
-/datum/action/item_action/tank/internals/Trigger()
-	if(!Checks())
-		return
-
-	var/mob/living/carbon/human/C = owner
-	if(!istype(C))
-		return
-
-	if(C.internal == target)
-		C.internal = null
-		C << "<span class='notice'>You close \the [target] valve.</span>"
-		C.update_internals_hud_icon(0)
-	else if(C.wear_mask && (C.wear_mask.flags & MASKINTERNALS))
-		C.internal = target
-		C << "<span class='notice'>You open \the [target] valve.</span>"
-		C.update_internals_hud_icon(1)
-	return 1
-
-/datum/action/item_action/tank/internals/IsAvailable()
-	var/mob/living/carbon/C = owner
-	if(!C.wear_mask || !(C.wear_mask.flags & MASKINTERNALS))
-		return
-	return ..()
-
 /obj/item/weapon/tank
 	name = "tank"
 	icon = 'icons/obj/tank.dmi'
 	flags = CONDUCT
 	slot_flags = SLOT_BACK
 	hitsound = 'sound/weapons/smash.ogg'
-
 	pressure_resistance = ONE_ATMOSPHERE * 5
-
 	force = 5
 	throwforce = 10
 	throw_speed = 1
 	throw_range = 4
-
+	action_button_name = "Set Internals"
 	var/datum/gas_mixture/air_contents = null
 	var/distribute_pressure = ONE_ATMOSPHERE
 	var/integrity = 3
 	var/volume = 70
 
-	var/datum/action/item_action/tank/internals/internals_action
+/obj/item/weapon/tank/ui_action_click()
+	var/mob/living/carbon/human/H = action.owner
+	if(!istype(H))
+		return
+
+	if(!H.wear_mask)
+		H << "<span class='warning'>You need a mask!</span>"
+		return
+	if(H.wear_mask.mask_adjusted)
+		H.wear_mask.adjustmask(H)
+	if(!(H.wear_mask.flags & MASKINTERNALS))
+		H << "<span class='warning'>[H.wear_mask] can't use [src]!</span>"
+		return
+	if(H.internal == src)
+		H.internal = null
+		H << "<span class='notice'>You close \the [src] valve.</span>"
+		H.update_internals_hud_icon(0)
+	else if(H.wear_mask && (H.wear_mask.flags & MASKINTERNALS))
+		H.internal = src
+		H << "<span class='notice'>You open \the [src] valve.</span>"
+		H.update_internals_hud_icon(1)
 
 /obj/item/weapon/tank/New()
 	..()
@@ -52,8 +43,6 @@
 	air_contents = new(volume) //liters
 	air_contents.temperature = T20C
 
-	internals_action = new(src)
-
 	SSobj.processing |= src
 
 /obj/item/weapon/tank/Destroy()
@@ -63,14 +52,6 @@
 	SSobj.processing -= src
 	return ..()
 
-/obj/item/weapon/tank/pickup(mob/user)
-	..()
-	internals_action.Grant(user)
-
-/obj/item/weapon/tank/dropped(mob/user)
-	..()
-	internals_action.Remove(user)
-
 /obj/item/weapon/tank/examine(mob/user)
 	var/obj/icon = src
 	..()

code/game/objects/items/weapons/tanks/watertank.dm

@@ -22,10 +22,14 @@
 /obj/item/weapon/watertank/ui_action_click()
 	toggle_mister()
 
+/obj/item/weapon/watertank/item_action_slot_check(slot, mob/user)
+	if(slot == user.getBackSlot())
+		return 1
+
 /obj/item/weapon/watertank/verb/toggle_mister()
 	set name = "Toggle Mister"
 	set category = "Object"
-	if (usr.get_item_by_slot(usr.getWatertankSlot()) != src)
+	if (usr.get_item_by_slot(usr.getBackSlot()) != src)
 		usr << "<span class='warning'>The watertank must be worn properly to use!</span>"
 		return
 	if(usr.incapacitated())
@@ -52,7 +56,8 @@
 	return new /obj/item/weapon/reagent_containers/spray/mister(src)
 
 /obj/item/weapon/watertank/equipped(mob/user, slot)
-	if (slot != slot_back)
+	..()
+	if(slot != slot_back)
 		remove_noz()
 
 /obj/item/weapon/watertank/proc/remove_noz()
@@ -75,22 +80,21 @@
 	..()
 
 /obj/item/weapon/watertank/MouseDrop(obj/over_object)
-	var/mob/H = src.loc
+	var/mob/M = src.loc
-	if(istype(H))
+	if(istype(M))
 		switch(over_object.name)
 			if("r_hand")
-				if(H.r_hand)
+				if(M.r_hand)
 					return
-				if(!H.unEquip(src))
+				if(!M.unEquip(src))
 					return
-				H.put_in_r_hand(src)
+				M.put_in_r_hand(src)
 			if("l_hand")
-				if(H.l_hand)
+				if(M.l_hand)
 					return
-				if(!H.unEquip(src))
+				if(!M.unEquip(src))
 					return
-				H.put_in_l_hand(src)
+				M.put_in_l_hand(src)
-	return
 
 /obj/item/weapon/watertank/attackby(obj/item/W, mob/user, params)
 	if(W == noz)
@@ -98,12 +102,6 @@
 		return
 	..()
 
-/mob/proc/getWatertankSlot()
-	return slot_back
-
-/mob/living/simple_animal/drone/getWatertankSlot()
-	return slot_drone_storage
-
 // This mister item is intended as an extension of the watertank and always attached to it.
 // Therefore, it's designed to be "locked" to the player's hands or extended back onto
 // the watertank backpack. Allowing it to be placed elsewhere or created without a parent
@@ -131,6 +129,7 @@
 	return
 
 /obj/item/weapon/reagent_containers/spray/mister/dropped(mob/user)
+	..()
 	user << "<span class='notice'>The mister snaps back onto the watertank.</span>"
 	tank.on = 0
 	loc = tank
@@ -204,6 +203,7 @@
 	return new /obj/item/weapon/extinguisher/mini/nozzle(src)
 
 /obj/item/weapon/watertank/atmos/dropped(mob/user)
+	..()
 	icon_state = "waterbackpackatmos"
 	if(istype(noz, /obj/item/weapon/extinguisher/mini/nozzle))
 		var/obj/item/weapon/extinguisher/mini/nozzle/N = noz
@@ -261,6 +261,7 @@
 	return
 
 /obj/item/weapon/extinguisher/mini/nozzle/dropped(mob/user)
+	..()
 	user << "<span class='notice'>The nozzle snaps back onto the tank!</span>"
 	tank.on = 0
 	loc = tank
@@ -354,6 +355,10 @@
 /obj/item/weapon/reagent_containers/chemtank/ui_action_click()
 	toggle_injection()
 
+/obj/item/weapon/reagent_containers/chemtank/item_action_slot_check(slot, mob/user)
+	if(slot == slot_back)
+		return 1
+
 /obj/item/weapon/reagent_containers/chemtank/proc/toggle_injection()
 	var/mob/living/carbon/human/user = usr
 	if(!istype(user))

code/game/objects/items/weapons/twohanded.dm

@@ -87,6 +87,7 @@
 	return ..()
 
 /obj/item/weapon/twohanded/dropped(mob/user)
+	..()
 	//handles unwielding a twohanded weapon when dropped as well as clearing up the offhand
 	if(user)
 		var/obj/item/weapon/twohanded/O = user.get_inactive_hand()
@@ -411,6 +412,8 @@
 	if(src == user.get_active_hand()) //update inhands
 		user.update_inv_l_hand()
 		user.update_inv_r_hand()
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 
 //GREY TIDE

code/game/objects/items/weapons/weaponry.dm

@@ -273,6 +273,7 @@
 	hitsound = "sound/weapons/chainsawhit.ogg"
 
 /obj/item/weapon/mounted_chainsaw/dropped()
+	..()
 	new /obj/item/weapon/twohanded/required/chainsaw(get_turf(src))
 	qdel(src)
 

code/modules/assembly/proximity.dm

@@ -78,6 +78,7 @@
 	handle_move(get_turf(loc))
 
 /obj/item/device/assembly/prox_sensor/dropped()
+	..()
 	if(scanning)
 		spawn(0)
 			sense()

code/modules/awaymissions/capture_the_flag.dm

@@ -62,6 +62,7 @@
 	SSobj.processing.Remove(src)
 
 /obj/item/weapon/twohanded/required/ctf/dropped(mob/user)
+	..()
 	reset_cooldown = world.time + 200 //20 seconds
 	SSobj.processing |= src
 	for(var/mob/M in player_list)

code/modules/clothing/clothing.dm

@@ -516,6 +516,8 @@ BLIND     // can't see anything
 	if(istype(usr, /mob/living/carbon))
 		var/mob/living/carbon/C = usr
 		C.head_update(src, forced = 1)
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/proc/can_use(mob/user)
 	if(user && ismob(user))

code/modules/clothing/glasses/engine_goggles.dm

@@ -10,10 +10,7 @@
 	var/invis_objects = list()
 	var/range = 1
 
-/obj/item/clothing/glasses/meson/engine/attack_self()
+/obj/item/clothing/glasses/meson/engine/attack_self(mob/user)
-	ui_action_click()
-
-/obj/item/clothing/glasses/meson/engine/ui_action_click()
 	mode = !mode
 
 	if(mode)
@@ -21,7 +18,7 @@
 		vision_flags = 0
 		darkness_view = 2
 		invis_view = SEE_INVISIBLE_LIVING
-		loc << "<span class='notice'>You toggle the goggles' scanning mode to \[T-Ray].</span>"
+		user << "<span class='notice'>You toggle the goggles' scanning mode to \[T-Ray].</span>"
 	else
 		SSobj.processing.Remove(src)
 		vision_flags = SEE_TURFS
@@ -30,11 +27,14 @@
 		loc << "<span class='notice'>You toggle the goggles' scanning mode to \[Meson].</span>"
 		invis_update()
 
-	if(istype(loc,/mob/living/carbon))
+	if(ishuman(user))
-		var/mob/living/carbon/C = loc
+		var/mob/living/carbon/human/H = user
-		C.update_sight()
+		if(H.glasses == src)
+			H.update_sight()
 
 	update_icon()
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/glasses/meson/engine/process()
 	if(!mode)
@@ -115,18 +115,20 @@
 		if(user.glasses == src)
 			user.update_inv_glasses()
 
-/obj/item/clothing/glasses/meson/engine/tray/ui_action_click()
+/obj/item/clothing/glasses/meson/engine/tray/attack_self(mob/user)
 	on = !on
 
 	if(on)
 		SSobj.processing |= src
-		loc << "<span class='notice'>You turn the goggles on.</span>"
+		user << "<span class='notice'>You turn the goggles on.</span>"
 	else
 		SSobj.processing.Remove(src)
-		loc << "<span class='notice'>You turn the goggles off.</span>"
+		user << "<span class='notice'>You turn the goggles off.</span>"
 		invis_update()
 
 	update_icon()
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/glasses/meson/engine/tray/t_ray_on()
 	return on && ..()

code/modules/clothing/glasses/hud.dm

@@ -11,6 +11,7 @@
 		H.add_hud_to(user)
 
 /obj/item/clothing/glasses/hud/dropped(mob/living/carbon/human/user)
+	..()
 	if(hud_type && istype(user) && user.glasses == src)
 		var/datum/atom_hud/H = huds[hud_type]
 		H.remove_hud_from(user)

code/modules/clothing/head/hardhat.dm

@@ -24,13 +24,17 @@
 		turn_on(user)
 	else
 		turn_off(user)
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/head/hardhat/pickup(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(brightness_on)
 		SetLuminosity(0)
 
 /obj/item/clothing/head/hardhat/dropped(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(-brightness_on)
 		SetLuminosity(brightness_on)

code/modules/clothing/head/helmet.dm

@@ -229,6 +229,13 @@
 				update_icon()
 				update_helmlight(user)
 				verbs += /obj/item/clothing/head/helmet/proc/toggle_helmlight
+				action_button_name = "Toggle Helmetlight"
+				if(loc == user)
+					if(!action)
+						action = new
+						action.name = action_button_name
+						action.target = src
+					action.Grant(user)
 		return
 
 	if(istype(A, /obj/item/weapon/screwdriver))
@@ -242,10 +249,12 @@
 				update_icon()
 				usr.update_inv_head()
 				verbs -= /obj/item/clothing/head/helmet/proc/toggle_helmlight
+				action_button_name = null
+				if(action && loc == user)
+					action.Remove(user)
 			return
 
 	..()
-	return
 
 /obj/item/clothing/head/helmet/proc/toggle_helmlight()
 	set name = "Toggle Helmetlight"
@@ -269,7 +278,6 @@
 
 /obj/item/clothing/head/helmet/proc/update_helmlight(mob/user = null)
 	if(F)
-		action_button_name = "Toggle Helmetlight"
 		if(F.on)
 			if(loc == user)
 				user.AddLuminosity(F.brightness_on)
@@ -281,15 +289,18 @@
 			else if(isturf(loc))
 				SetLuminosity(0)
 		update_icon()
+
 	else
-		action_button_name = null
 		if(loc == user)
 			user.AddLuminosity(-5)
 		else if(isturf(loc))
 			SetLuminosity(0)
-		return
+		action_button_name = null
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/head/helmet/pickup(mob/user)
+	..()
 	if(F)
 		if(F.on)
 			user.AddLuminosity(F.brightness_on)
@@ -297,6 +308,7 @@
 
 
 /obj/item/clothing/head/helmet/dropped(mob/user)
+	..()
 	if(F)
 		if(F.on)
 			user.AddLuminosity(-F.brightness_on)

code/modules/clothing/masks/gasmask.dm

@@ -111,12 +111,9 @@
 	burn_state = FLAMMABLE
 	action_button_name = "Adjust Mask"
 
-/obj/item/clothing/mask/gas/mime/ui_action_click()
+/obj/item/clothing/mask/gas/mime/attack_self(mob/user)
 	cycle_mask(usr)
 
-/obj/item/clothing/mask/gas/mime/AltClick(mob/user)
-	cycle_mask(user)
-
 /obj/item/clothing/mask/gas/mime/proc/cycle_mask(mob/user)
 	switch(icon_state)
 		if("mime")

code/modules/clothing/shoes/bananashoes.dm

@@ -72,3 +72,5 @@
 	else
 		icon_state = "clown_prototype_off"
 	usr.update_inv_shoes()
+	if(action && action.button)
+		action.button.UpdateIcon()

code/modules/clothing/spacesuits/chronosuit.dm

@@ -331,16 +331,13 @@
 /datum/action/innate/chrono_teleport
 	name = "Teleport Now"
 	button_icon_state = "chrono_phase"
-	check_flags = AB_CHECK_ALIVE|AB_CHECK_INSIDE
+	check_flags = AB_CHECK_CONSCIOUS //|AB_CHECK_INSIDE
 	var/obj/item/clothing/suit/space/chronos/chronosuit = null
 
 /datum/action/innate/chrono_teleport/IsAvailable()
-	return (!CheckRemoval(owner) && !chronosuit.teleporting)
+	return (chronosuit && chronosuit.activated && chronosuit.camera && !chronosuit.teleporting)
 
 /datum/action/innate/chrono_teleport/Activate()
 	if(IsAvailable())
 		if(chronosuit.camera)
 			chronosuit.chronowalk(chronosuit.camera)
-
-/datum/action/innate/chrono_teleport/CheckRemoval()
-	return (..() && !(chronosuit && chronosuit.activated && chronosuit.camera))

code/modules/clothing/spacesuits/hardsuit.dm

@@ -25,21 +25,30 @@
 		user.AddLuminosity(brightness_on)
 	else
 		user.AddLuminosity(-brightness_on)
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 
 /obj/item/clothing/head/helmet/space/hardsuit/pickup(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(brightness_on)
 		SetLuminosity(0)
 
 /obj/item/clothing/head/helmet/space/hardsuit/dropped(mob/user)
+	..()
 	if(on)
 		user.AddLuminosity(-brightness_on)
 		SetLuminosity(brightness_on)
 	if(suit)
 		suit.RemoveHelmet()
 
+/obj/item/clothing/head/helmet/space/hardsuit/item_action_slot_check(slot)
+	if(slot == slot_head)
+		return 1
+
 /obj/item/clothing/head/helmet/space/hardsuit/equipped(mob/user, slot)
+	..()
 	if(slot != slot_head)
 		if(suit)
 			suit.RemoveHelmet()
@@ -75,14 +84,19 @@
 
 /obj/item/clothing/suit/space/hardsuit/equipped(mob/user, slot)
 	..()
-	if(slot == slot_wear_suit && jetpack)
+	if(jetpack)
-		jetpack.cycle_action.Grant(user)
+		if(slot == slot_wear_suit)
+			jetpack.cycle_action.Grant(user)
 
 /obj/item/clothing/suit/space/hardsuit/dropped(mob/user)
 	..()
 	if(jetpack)
 		jetpack.cycle_action.Remove(user)
 
+/obj/item/clothing/suit/space/hardsuit/item_action_slot_check(slot)
+	if(slot == slot_wear_suit) //we only give the mob the ability to toggle the helmet if he's wearing the hardsuit.
+		return 1
+
 	//Engineering
 /obj/item/clothing/head/helmet/space/hardsuit/engine
 	name = "engineering hardsuit helmet"

code/modules/clothing/suits/toggles.dm

@@ -20,6 +20,10 @@
 /obj/item/clothing/suit/hooded/ui_action_click()
 	ToggleHood()
 
+/obj/item/clothing/suit/hooded/item_action_slot_check(slot, mob/user)
+	if(slot == slot_wear_suit)
+		return 1
+
 /obj/item/clothing/suit/hooded/equipped(mob/user, slot)
 	if(slot != slot_wear_suit)
 		RemoveHood()
@@ -33,8 +37,11 @@
 		H.unEquip(hood, 1)
 		H.update_inv_wear_suit()
 	hood.loc = src
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/suit/hooded/dropped()
+	..()
 	RemoveHood()
 
 /obj/item/clothing/suit/hooded/proc/ToggleHood()
@@ -52,6 +59,8 @@
 				suittoggled = 1
 				src.icon_state = "[initial(icon_state)]_t"
 				H.update_inv_wear_suit()
+				if(action && action.button)
+					action.button.UpdateIcon()
 	else
 		RemoveHood()
 
@@ -84,6 +93,8 @@
 		src.icon_state = "[initial(icon_state)]_t"
 		src.suittoggled = 1
 	usr.update_inv_wear_suit()
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/clothing/suit/toggle/examine(mob/user)
 	..()
@@ -140,6 +151,7 @@
 	helmet.loc = src
 
 /obj/item/clothing/suit/space/hardsuit/dropped()
+	..()
 	RemoveHelmet()
 
 /obj/item/clothing/suit/space/hardsuit/proc/ToggleHelmet()

code/modules/hydroponics/grown.dm

@@ -308,10 +308,12 @@
 	return ..()
 
 /obj/item/weapon/reagent_containers/food/snacks/grown/berries/glow/pickup(mob/user)
+	..()
 	src.SetLuminosity(0)
 	user.AddLuminosity(round(potency / 5,1))
 
 /obj/item/weapon/reagent_containers/food/snacks/grown/berries/glow/dropped(mob/user)
+	..()
 	user.AddLuminosity(round(-potency / 5,1))
 	src.SetLuminosity(round(potency / 5,1))
 
@@ -1222,10 +1224,12 @@ obj/item/weapon/reagent_containers/food/snacks/grown/shell/eggy/add_juice()
 	return ..()
 
 /obj/item/weapon/reagent_containers/food/snacks/grown/mushroom/glowshroom/pickup(mob/user)
+	..()
 	SetLuminosity(0)
 	user.AddLuminosity(round(potency / 10,1))
 
 /obj/item/weapon/reagent_containers/food/snacks/grown/mushroom/glowshroom/dropped(mob/user)
+	..()
 	user.AddLuminosity(round(-potency / 10,1))
 	SetLuminosity(round(potency / 10,1))
 

code/modules/hydroponics/growninedible.dm

@@ -158,6 +158,7 @@
 		qdel(src)
 
 /obj/item/weapon/grown/novaflower/pickup(mob/living/carbon/human/user)
+	..()
 	if(!user.gloves)
 		user << "<span class='danger'>The [name] burns your bare hand!</span>"
 		user.adjustFireLoss(rand(1, 5))
@@ -184,6 +185,7 @@
 	return (BRUTELOSS|TOXLOSS)
 
 /obj/item/weapon/grown/nettle/pickup(mob/living/user)
+	..()
 	if(!iscarbon(user))
 		return 0
 	var/mob/living/carbon/C = user

code/modules/mob/inventory.dm

@@ -263,4 +263,11 @@
 
 	var/obj/item/I = get_active_hand()
 	if (I)
-		I.equip_to_best_slot(src)
+		I.equip_to_best_slot(src)
+
+//used in code for items usable by both carbon and drones, this gives the proper back slot for each mob.(defibrillator, backpack watertank, ...)
+/mob/proc/getBackSlot()
+	return slot_back
+
+/mob/proc/getBeltSlot()
+	return slot_belt

code/modules/mob/living/carbon/alien/humanoid/alien_powers.dm

@@ -7,10 +7,6 @@ Doesn't work on other aliens/AI.*/
 
 /datum/action/spell_action/alien
 
-/datum/action/spell_action/alien/UpdateName()
-	var/obj/effect/proc_holder/alien/ab = target
-	return ab.name
-
 /datum/action/spell_action/alien/IsAvailable()
 	if(!target)
 		return 0
@@ -23,16 +19,6 @@ Doesn't work on other aliens/AI.*/
 			return ab.cost_check(ab.check_turf,owner,1)
 	return 1
 
-/datum/action/spell_action/alien/CheckRemoval()
-	if(!iscarbon(owner))
-		return 1
-
-	var/mob/living/carbon/C = owner
-	if(target.loc && !(target.loc in C.internal_organs))
-		return 1
-
-	return 0
-
 
 /obj/effect/proc_holder/alien
 	name = "Alien Power"
@@ -319,6 +305,11 @@ Doesn't work on other aliens/AI.*/
 	if(!vessel) return 0
 	vessel.storedPlasma = max(vessel.storedPlasma + amount,0)
 	vessel.storedPlasma = min(vessel.storedPlasma, vessel.max_plasma) //upper limit of max_plasma, lower limit of 0
+	for(var/X in abilities)
+		var/obj/effect/proc_holder/alien/APH = X
+		if(APH.action && APH.action.button)
+			var/obj/screen/movable/action_button/AB = APH.action.button
+			AB.UpdateIcon()
 	return 1
 
 /mob/living/carbon/alien/adjustPlasma(amount)

code/modules/mob/living/carbon/carbon.dm

@@ -789,6 +789,7 @@ var/const/GALOSHES_DONT_HELP = 4
 		throw_alert("handcuffed", /obj/screen/alert/restrained/handcuffed, new_master = src.handcuffed)
 	else
 		clear_alert("handcuffed")
+	update_action_buttons_icon() //some of our action buttons might be unusable when we're handcuffed.
 	update_inv_handcuffed()
 	update_hud_handcuffed()
 

code/modules/mob/living/carbon/human/inventory.dm

@@ -88,6 +88,8 @@
 			wear_suit = I
 			if(I.flags_inv & HIDEJUMPSUIT)
 				update_inv_w_uniform()
+			if(wear_suit.breakouttime) //when equipping a straightjacket
+				update_action_buttons_icon() //certain action buttons will no longer be usable.
 			update_inv_wear_suit()
 		if(slot_w_uniform)
 			w_uniform = I
@@ -113,6 +115,8 @@
 	if(I == wear_suit)
 		if(s_store)
 			unEquip(s_store, 1) //It makes no sense for your suit storage to stay on you if you drop your suit.
+		if(wear_suit.breakouttime) //when unequipping a straightjacket
+			update_action_buttons_icon() //certain action buttons may be usable again.
 		wear_suit = null
 		if(I.flags_inv & HIDEJUMPSUIT)
 			update_inv_w_uniform()

code/modules/mob/living/carbon/human/species.dm

@@ -119,6 +119,12 @@
 		return 0
 	return 1
 
+/datum/species/proc/on_species_loss(mob/living/carbon/C)
+	if(C.dna.species)
+		if(C.dna.species.exotic_blood)
+			var/datum/reagent/EB = C.dna.species.exotic_blood
+			C.reagents.del_reagent(initial(EB.id))
+
 /datum/species/proc/update_base_icon_state(mob/living/carbon/human/H)
 	if(H.disabilities & HUSK)
 		H.remove_overlay(SPECIES_LAYER) // races lose their color

code/modules/mob/living/carbon/human/species_types.dm

@@ -240,11 +240,23 @@ var/regex/lizard_hiSS = new("S+", "g")
 	burnmod = 0.5
 	coldmod = 2
 	heatmod = 0.5
+	var/datum/action/innate/split_body/slime_split
+	var/datum/action/innate/swap_body/callforward
+	var/datum/action/innate/swap_body/callback
+
+/datum/species/jelly/slime/on_species_loss(mob/living/carbon/C)
+	if(slime_split)
+		slime_split.Remove(C)
+	if(callforward)
+		callforward.Remove(C)
+	if(callback)
+		callback.Remove(C)
+	..()
 
 /datum/species/jelly/slime/spec_life(mob/living/carbon/human/H)
 	if(recently_changed)
-		var/datum/action/innate/split_body/S = new
+		slime_split = new
-		S.Grant(H)
+		slime_split.Grant(H)
 
 	for(var/datum/reagent/toxin/slimejelly/S in H.reagents.reagent_list)
 		if(S.volume >= 200)
@@ -259,16 +271,10 @@ var/regex/lizard_hiSS = new("S+", "g")
 
 /datum/action/innate/split_body
 	name = "Split Body"
-	check_flags = AB_CHECK_ALIVE
+	check_flags = AB_CHECK_CONSCIOUS
 	button_icon_state = "slimesplit"
 	background_icon_state = "bg_alien"
 
-/datum/action/innate/split_body/CheckRemoval()
-	var/mob/living/carbon/human/H = owner
-	if(!ishuman(H) || !H.dna || !H.dna.species || H.dna.species.id != "slime")
-		return 1
-	return 0
-
 /datum/action/innate/split_body/Activate()
 	var/mob/living/carbon/human/H = owner
 	H << "<span class='notice'>You focus intently on moving your body while standing perfectly still...</span>"
@@ -286,12 +292,13 @@ var/regex/lizard_hiSS = new("S+", "g")
 			spare.Move(get_step(H.loc, pick(NORTH,SOUTH,EAST,WEST)))
 			S.volume = 80
 			H.notransform = 0
-			var/datum/action/innate/swap_body/callforward = new /datum/action/innate/swap_body()
+			var/datum/species/jelly/slime/SS = H.dna.species
-			var/datum/action/innate/swap_body/callback = new /datum/action/innate/swap_body()
+			SS.callforward = new
-			callforward.body = spare
+			SS.callforward.body = spare
-			callforward.Grant(H)
+			SS.callforward.Grant(H)
-			callback.body = H
+			SS.callback = new
-			callback.Grant(spare)
+			SS.callback.body = H
+			SS.callback.Grant(spare)
 			H.mind.transfer_to(spare)
 			spare << "<span class='notice'>...and after a moment of disorentation, you're besides yourself!</span>"
 			return
@@ -301,17 +308,11 @@ var/regex/lizard_hiSS = new("S+", "g")
 
 /datum/action/innate/swap_body
 	name = "Swap Body"
-	check_flags = AB_CHECK_ALIVE
+	check_flags = AB_CHECK_CONSCIOUS
 	button_icon_state = "slimeswap"
 	background_icon_state = "bg_alien"
 	var/mob/living/carbon/human/body
 
-/datum/action/innate/swap_body/CheckRemoval()
-	var/mob/living/carbon/human/H = owner
-	if(!ishuman(H) || !H.dna || !H.dna.species || H.dna.species.id != "slime")
-		return 1
-	return 0
-
 /datum/action/innate/swap_body/Activate()
 	if(!body || !istype(body) || !body.dna || !body.dna.species || body.dna.species.id != "slime" || body.stat == DEAD || qdeleted(body))
 		owner << "<span class='warning'>Something is wrong, you cannot sense your other body!</span>"

code/modules/mob/living/carbon/life.dm

@@ -387,9 +387,3 @@
 		if(360.15 to INFINITY) //360.15 is 310.15 + 50, the temperature where you start to feel effects.
 			//We totally need a sweat system cause it totally makes sense...~
 			bodytemperature += min((body_temperature_difference / BODYTEMP_AUTORECOVERY_DIVISOR), -BODYTEMP_AUTORECOVERY_MINIMUM)	//We're dealing with negative numbers
-
-
-/mob/living/carbon/handle_actions()
-	..()
-	for(var/obj/item/I in internal_organs)
-		give_action_button(I, 1)

code/modules/mob/living/death.dm

@@ -52,6 +52,7 @@
 	blind_eyes(1)
 	reset_perspective(null)
 	hide_fullscreens()
+	update_action_buttons_icon()
 	update_damage_hud()
 	update_health_hud()
 	update_canmove()

code/modules/mob/living/life.dm

@@ -49,10 +49,6 @@
 		handle_disabilities() // eye, ear, brain damages
 		handle_status_effects() //all special effects, stunned, weakened, jitteryness, hallucination, sleeping, etc
 
-	handle_actions()
-
-	handle_regular_hud_updates()
-
 
 
 /mob/living/proc/handle_breathing()
@@ -117,92 +113,50 @@
 		if(ear_damage < 100)
 			adjustEarDamage(-0.05,-1)
 
-/mob/living/proc/handle_actions()
-	//Pretty bad, i'd use picked/dropped instead but the parent calls in these are nonexistent
-	for(var/datum/action/A in actions)
-		if(A.CheckRemoval(src))
-			A.Remove(src)
-	for(var/obj/item/I in src)
-		give_action_button(I, 1)
-	return
-
-/mob/living/proc/give_action_button(var/obj/item/I, recursive = 0)
-	if(I.action_button_name)
-		if(!I.action)
-			if(istype(I, /obj/item/organ/internal))
-				I.action = new/datum/action/item_action/organ_action
-			else if(I.action_button_is_hands_free)
-				I.action = new/datum/action/item_action/hands_free
-			else
-				I.action = new/datum/action/item_action
-			I.action.name = I.action_button_name
-			I.action.target = I
-		I.action.Grant(src)
-
-	if(recursive)
-		for(var/obj/item/T in I)
-			give_action_button(T, recursive - 1)
-
-
 /mob/living/proc/update_damage_hud()
 	return
 
-//this handles hud updates.
+/mob/living/update_action_buttons_icon()
-/mob/living/proc/handle_regular_hud_updates()
+	for(var/X in actions)
-	if(!client)
+		var/datum/action/A = X
-		return 0
+		if(A.button)
-	update_action_buttons()
+			A.button.UpdateIcon()
-	return 1
 
-/mob/living/update_action_buttons()
+/mob/living/update_action_buttons(reload_screen)
-	if(!hud_used) return
+	if(!hud_used || !client)
-	if(!client) return
-
-	if(hud_used.hud_shown != 1)	//Hud toggled to minimal
 		return
 
-	client.screen -= hud_used.hide_actions_toggle
+	if(hud_used.hud_shown != HUD_STYLE_STANDARD)
-	for(var/datum/action/A in actions)
-		if(A.button)
-			client.screen -= A.button
-
-	if(hud_used.action_buttons_hidden)
-		if(!hud_used.hide_actions_toggle)
-			hud_used.hide_actions_toggle = new(hud_used)
-			hud_used.hide_actions_toggle.UpdateIcon()
-
-		if(!hud_used.hide_actions_toggle.moved)
-			hud_used.hide_actions_toggle.screen_loc = hud_used.ButtonNumberToScreenCoords(1)
-			//hud_used.SetButtonCoords(hud_used.hide_actions_toggle,1)
-
-		client.screen += hud_used.hide_actions_toggle
 		return
 
 	var/button_number = 0
-	for(var/datum/action/A in actions)
-		button_number++
-		if(A.button == null)
-			var/obj/screen/movable/action_button/N = new(hud_used)
-			N.owner = A
-			A.button = N
 
-		var/obj/screen/movable/action_button/B = A.button
+	if(hud_used.action_buttons_hidden)
+		for(var/datum/action/A in actions)
+			A.button.screen_loc = null
+			if(reload_screen)
+				client.screen += A.button
+	else
+		for(var/datum/action/A in actions)
+			button_number++
+			var/obj/screen/movable/action_button/B = A.button
+			B.UpdateIcon()
+			if(!B.moved)
+				B.screen_loc = hud_used.ButtonNumberToScreenCoords(button_number)
+			else
+				B.screen_loc = B.moved
+			if(reload_screen)
+				client.screen += B
 
-		B.UpdateIcon()
+		if(!button_number)
+			hud_used.hide_actions_toggle.screen_loc = null
+			return
 
-		B.name = A.UpdateName()
+	if(!hud_used.hide_actions_toggle.moved)
-
+		hud_used.hide_actions_toggle.screen_loc = hud_used.ButtonNumberToScreenCoords(button_number+1)
-		client.screen += B
+	else
-
+		hud_used.hide_actions_toggle.screen_loc = hud_used.hide_actions_toggle.moved
-		if(!B.moved)
+	if(reload_screen)
-			B.screen_loc = hud_used.ButtonNumberToScreenCoords(button_number)
-			//hud_used.SetButtonCoords(B,button_number)
-
-	if(button_number > 0)
-		if(!hud_used.hide_actions_toggle)
-			hud_used.hide_actions_toggle = new(hud_used)
-			hud_used.hide_actions_toggle.InitialiseIcon(src)
-		if(!hud_used.hide_actions_toggle.moved)
-			hud_used.hide_actions_toggle.screen_loc = hud_used.ButtonNumberToScreenCoords(button_number+1)
-			//hud_used.SetButtonCoords(hud_used.hide_actions_toggle,button_number+1)
 		client.screen += hud_used.hide_actions_toggle
+
+

code/modules/mob/living/silicon/ai/life.dm

@@ -6,8 +6,6 @@
 
 		update_gravity(mob_has_gravity())
 
-		update_action_buttons()
-
 		if(malfhack)
 			if(malfhack.aidisabled)
 				src << "<span class='danger'>ERROR: APC access disabled, hack attempt canceled.</span>"

code/modules/mob/living/silicon/robot/life.dm

@@ -6,7 +6,7 @@
 		return
 
 	..()
-
+	handle_robot_hud_updates()
 	handle_robot_cell()
 
 /mob/living/silicon/robot/proc/handle_robot_cell()
@@ -30,7 +30,7 @@
 		update_headlamp()
 	diag_hud_set_borgcell()
 
-/mob/living/silicon/robot/handle_regular_hud_updates()
+/mob/living/silicon/robot/proc/handle_robot_hud_updates()
 	if(!client)
 		return
 
@@ -49,8 +49,7 @@
 			if(!mind.special_role)
 				mind.special_role = "traitor"
 				ticker.mode.traitors += mind
-	..()
+
-	return 1
 
 /mob/living/silicon/robot/update_health_hud()
 	if(!client || !hud_used)
@@ -117,4 +116,5 @@
 	else
 		canmove = 1
 	update_transform()
+	update_action_buttons_icon()
 	return canmove

code/modules/mob/living/simple_animal/friendly/drone/inventory.dm

@@ -115,3 +115,9 @@
 
 /mob/living/simple_animal/drone/stripPanelEquip(obj/item/what, mob/who, where)
 	..(what, who, where, 1)
+
+/mob/living/simple_animal/drone/getBackSlot()
+	return slot_drone_storage
+
+/mob/living/simple_animal/drone/getBeltSlot()
+	return slot_drone_storage

code/modules/mob/living/simple_animal/guardian/guardian.dm

@@ -586,6 +586,7 @@
 	return
 
 /obj/item/weapon/guardian_bomb/pickup(mob/living/user)
+	..()
 	detonate(user)
 	return
 

code/modules/mob/living/simple_animal/simple_animal.dm

@@ -535,6 +535,7 @@
 	else
 		canmove = 1
 	update_transform()
+	update_action_buttons_icon()
 	return canmove
 
 /mob/living/simple_animal/update_transform()

code/modules/mob/living/simple_animal/slime/death.dm

@@ -9,8 +9,6 @@
 			M.regenerate_icons()
 			is_adult = 0
 			maxHealth = 150
-			var/datum/action/innate/slime/evolve/E = new
-			E.Grant(src)
 			revive(full_heal = 1)
 			regenerate_icons()
 			number = rand(1, 1000)

code/modules/mob/living/simple_animal/slime/life.dm

@@ -230,6 +230,7 @@
 	else if (nutrition >= get_grow_nutrition() && amount_grown < SLIME_EVOLUTION_THRESHOLD)
 		nutrition -= 20
 		amount_grown++
+		update_action_buttons_icon()
 
 	if(amount_grown >= SLIME_EVOLUTION_THRESHOLD && !buckled && !Target && !ckey)
 		if(is_adult)

code/modules/mob/living/simple_animal/slime/powers.dm

@@ -6,22 +6,10 @@
 #define GROWTH_NEEDED		1
 
 /datum/action/innate/slime
-	check_flags = AB_CHECK_ALIVE
+	check_flags = AB_CHECK_CONSCIOUS
 	background_icon_state = "bg_alien"
-	var/adult_action = SIZE_DOESNT_MATTER
 	var/needs_growth = NO_GROWTH_NEEDED
 
-/datum/action/innate/slime/CheckRemoval()
-	if(!isslime(owner))
-		return 1
-	var/mob/living/simple_animal/slime/S = owner
-	if(adult_action != SIZE_DOESNT_MATTER)
-		if(adult_action == ADULTS_ONLY && !S.is_adult)
-			return 1
-		else if(adult_action == BABIES_ONLY && S.is_adult)
-			return 1
-	return 0
-
 /datum/action/innate/slime/IsAvailable()
 	if(..())
 		var/mob/living/simple_animal/slime/S = owner
@@ -120,6 +108,8 @@
 			is_adult = 1
 			maxHealth = 200
 			amount_grown = 0
+			for(var/datum/action/innate/slime/evolve/E in actions)
+				E.Remove(src)
 			regenerate_icons()
 			name = text("[colour] [is_adult ? "adult" : "baby"] slime ([number])")
 		else
@@ -130,7 +120,6 @@
 /datum/action/innate/slime/evolve
 	name = "Evolve"
 	button_icon_state = "slimegrow"
-	adult_action = BABIES_ONLY
 	needs_growth = GROWTH_NEEDED
 
 /datum/action/innate/slime/evolve/Activate()
@@ -191,7 +180,6 @@
 /datum/action/innate/slime/reproduce
 	name = "Reproduce"
 	button_icon_state = "slimesplit"
-	adult_action = ADULTS_ONLY
 	needs_growth = GROWTH_NEEDED
 
 /datum/action/innate/slime/reproduce/Activate()

code/modules/mob/mob.dm

@@ -708,6 +708,7 @@ var/next_mob_id = 0
 		if(layer == MOB_LAYER - 0.2)
 			layer = initial(layer)
 	update_transform()
+	update_action_buttons_icon()
 	lying_prev = lying
 	return canmove
 

code/modules/mob/mob_grab.dm

@@ -211,6 +211,7 @@
 	add_logs(user, affecting, "attempted to put", src, "into [M]")
 
 /obj/item/weapon/grab/dropped()
+	..()
 	qdel(src)
 
 #undef UPGRADE_COOLDOWN

code/modules/projectiles/gun.dm

@@ -272,6 +272,13 @@ obj/item/weapon/gun/proc/newshot()
 				update_icon()
 				update_gunlight(user)
 				verbs += /obj/item/weapon/gun/proc/toggle_gunlight
+				action_button_name = "Toggle Gunlight"
+				if(loc == user)
+					if(!action)
+						action = new
+						action.name = action_button_name
+						action.target = src
+					action.Grant(user)
 
 	if(istype(A, /obj/item/weapon/screwdriver))
 		if(F)
@@ -283,6 +290,9 @@ obj/item/weapon/gun/proc/newshot()
 				S.update_brightness(user)
 				update_icon()
 				verbs -= /obj/item/weapon/gun/proc/toggle_gunlight
+				action_button_name = null
+				if(action && loc == user)
+					action.Remove(user)
 
 	if(unique_rename)
 		if(istype(A, /obj/item/weapon/pen))
@@ -311,7 +321,6 @@ obj/item/weapon/gun/proc/newshot()
 
 /obj/item/weapon/gun/proc/update_gunlight(mob/user = null)
 	if(F)
-		action_button_name = "Toggle Gunlight"
 		if(F.on)
 			if(loc == user)
 				user.AddLuminosity(F.brightness_on)
@@ -324,14 +333,16 @@ obj/item/weapon/gun/proc/newshot()
 				SetLuminosity(0)
 		update_icon()
 	else
-		action_button_name = null
 		if(loc == user)
 			user.AddLuminosity(-5)
 		else if(isturf(loc))
 			SetLuminosity(0)
-		return
+	if(action && action.button)
+		action.button.UpdateIcon()
+
 
 /obj/item/weapon/gun/pickup(mob/user)
+	..()
 	if(F)
 		if(F.on)
 			user.AddLuminosity(F.brightness_on)
@@ -340,6 +351,7 @@ obj/item/weapon/gun/proc/newshot()
 		azoom.Grant(user)
 
 /obj/item/weapon/gun/dropped(mob/user)
+	..()
 	if(F)
 		if(F.on)
 			user.AddLuminosity(-F.brightness_on)
@@ -426,7 +438,7 @@ obj/item/weapon/gun/proc/newshot()
 
 /datum/action/toggle_scope_zoom
 	name = "Toggle Scope"
-	check_flags = AB_CHECK_ALIVE|AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_LYING
+	check_flags = AB_CHECK_CONSCIOUS|AB_CHECK_RESTRAINED|AB_CHECK_STUNNED|AB_CHECK_LYING
 	button_icon_state = "sniper_zoom"
 	var/obj/item/weapon/gun/gun = null
 
@@ -443,7 +455,6 @@ obj/item/weapon/gun/proc/newshot()
 	..()
 
 
-
 /obj/item/weapon/gun/proc/zoom(mob/living/user, forced_zoom)
 	if(!user || !user.client)
 		return

code/modules/projectiles/guns/mounted.dm

@@ -10,6 +10,7 @@
 	can_flashlight = 0
 
 /obj/item/weapon/gun/energy/gun/advtaser/mounted/dropped()//if somebody manages to drop this somehow...
+	..()
 	src.loc = null//send it to nullspace to get retrieved by the implant later on. gotta cover those edge cases.
 
 /obj/item/weapon/gun/energy/laser/mounted
@@ -25,4 +26,5 @@
 	materials = null
 
 /obj/item/weapon/gun/energy/laser/mounted/dropped()
+	..()
 	src.loc = null

code/modules/projectiles/guns/projectile/automatic.dm

@@ -67,7 +67,8 @@
 
 	playsound(user, 'sound/weapons/empty.ogg', 100, 1)
 	update_icon()
-	return
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/item/weapon/gun/projectile/automatic/can_shoot()
 	return get_ammo()

code/modules/projectiles/guns/projectile/shotgun.dm

@@ -134,6 +134,7 @@
 	pump()
 
 /obj/item/weapon/gun/projectile/shotgun/boltaction/enchanted/dropped()
+	..()
 	guns_left = 0
 
 /obj/item/weapon/gun/projectile/shotgun/boltaction/enchanted/shoot_live_shot(mob/living/user as mob|obj, pointblank = 0, mob/pbtarget = null, message = 1)

code/modules/spells/spell.dm

@@ -169,9 +169,13 @@ var/list/spells = typesof(/obj/effect/proc_holder/spell) //needed for the badmin
 	return
 
 /obj/effect/proc_holder/spell/proc/start_recharge()
+	if(action && action.button)
+		action.button.UpdateIcon()
 	while(charge_counter < charge_max && isnull(gc_destroyed))
 		sleep(1)
 		charge_counter++
+	if(action && action.button)
+		action.button.UpdateIcon()
 
 /obj/effect/proc_holder/spell/proc/perform(list/targets, recharge = 1, mob/user = usr) //if recharge is started is important for the trigger spells
 	before_cast(targets)

code/modules/surgery/dental_implant.dm

@@ -31,12 +31,13 @@
 	name = "Activate Pill"
 
 /datum/action/item_action/hands_free/activate_pill/Trigger()
-	if(!..() || CheckRemoval(owner))
+	if(!..())
 		return 0
 	owner << "<span class='caution'>You grit your teeth and burst the implanted [target]!</span>"
 	add_logs(owner, null, "swallowed an implanted pill", target)
 	if(target.reagents.total_volume)
 		target.reagents.reaction(owner, INGEST)
 		target.reagents.trans_to(owner, target.reagents.total_volume)
+	Remove(owner)
 	qdel(target)
 	return 1

code/modules/surgery/organs/organ_internal.dm

@@ -20,8 +20,11 @@
 	M.internal_organs |= src
 	loc = null
 	if(organ_action_name)
-		action_button_name = organ_action_name
+		if(!action)
-
+			action = new/datum/action/item_action/organ_action
+			action.name = organ_action_name
+			action.target = src
+		action.Grant(src)
 
 /obj/item/organ/internal/proc/Remove(mob/living/carbon/M, special = 0)
 	owner = null
@@ -29,9 +32,9 @@
 		M.internal_organs -= src
 		if(vital && !special)
 			M.death()
-
 	if(organ_action_name)
-		action_button_name = null
+		if(action)
+			action.Remove(M)
 
 /obj/item/organ/internal/proc/on_find(mob/living/finder)
 	return