code/__DEFINES/dcs/signals.dm

Define Details

CANCEL_PRE_RANDOM_EVENT

Do not allow this random event to continue.

COMPONENT_ADD_TRAIT

Trait signals

COMPONENT_BLOCK_LIGHT_UPDATE

Blocks [/atom/proc/set_light], [/atom/proc/set_light_power], /atom/proc/set_light_range, /atom/proc/set_light_color, [/atom/proc/set_light_on], and [/atom/proc/set_light_flags].

COMPONENT_BLOCK_MARK_RETRIEVAL

Return to stop the cast and prevent the item from being marked

COMPONENT_BLOCK_TRANSFORM

Return COMPONENT_BLOCK_TRANSFORM to prevent the item from transforming.

COMPONENT_CANCEL_ATTACK_CHAIN

tool_act -> pre_attack -> target.attackby (item.attack) -> afterattack Ends the attack chain. If sent early might cause posterior attacks not to happen.

COMPONENT_CANCEL_EQUIPMENT_CLICK

Prevents click from happening.

COMPONENT_CANCEL_MELEE_CLICK

Prevents click from happening.

COMPONENT_MICROWAVE_BAD_RECIPE

Returned on "failure" - an item was produced but it was the default fail recipe

COMPONENT_MICROWAVE_SUCCESS

Return on success - that is, a microwaved item was produced

COMPONENT_MOVABLE_IMPACT_FLIP_HITPUSH

if true, flip if the impact will push what it hits

COMPONENT_MOVABLE_IMPACT_NEVERMIND

return true if you destroyed whatever it was you're impacting and there won't be anything for hitby() to run on

COMPONENT_NO_DEFAULT_MESSAGE

Return COMPONENT_NO_DEFAULT_MESSAGE to prevent the transforming component from displaying the default transform message / sound.

COMPONENT_NO_TAKE_DAMAGE

Return bitflags for the above signal which prevents the atom taking any damage.

COMPONENT_OFFER_INTERRUPT

Interrupts the offer proc

COMPONENT_OFFER_TAKE_INTERRUPT

Interrupts the offer acceptance

COMPONENT_SKIP_ATTACK

Skips the specific attack step, continuing for the next one to happen.

COMSIG_ADMIN_HELP_MADE_INACTIVE

Admin helps From /datum/admin_help/RemoveActive(). Fired when an adminhelp is made inactive either due to closing or resolving.

COMSIG_ADMIN_HELP_REPLIED

Called when the player replies. From /client/proc/cmd_admin_pm().

COMSIG_ALARM_CLEAR

An alarm of some form was cleared (datum/alarm_handler/source, alarm_type, area/source_area)

COMSIG_ALARM_CLEARED

Send when an alarm source is cleared (alarm_type, area/source_area)

COMSIG_ALARM_FIRE

An alarm of some form was sent (datum/alarm_handler/source, alarm_type, area/source_area)

COMSIG_ALARM_TRIGGERED

Sent when an alarm is fired (alarm, area/source_area)

COMSIG_AREA_POWER_CHANGE

from base of area/proc/power_change(): ()

COMSIG_ATOM_ACID_ACT

from base of atom/acid_act(): (acidpwr, acid_volume)

COMSIG_ATOM_BLOB_ACT

from base of atom/blob_act(): (/obj/structure/blob)

COMSIG_ATOM_BSA_BEAM

from obj/machinery/bsa/full/proc/fire(): ()

COMSIG_ATOM_BULLET_ACT

from base of atom/bullet_act(): (/obj/item/projectile, def_zone)

COMSIG_ATOM_BUMPED

from base of atom/Bumped(): (/atom/movable)

COMSIG_ATOM_CANREACH

from internal loop in atom/movable/proc/CanReach(): (list/next)

COMSIG_ATOM_CONTENTS_DEL

from base of atom/handle_atom_del(): (atom/deleted)

COMSIG_ATOM_DIR_AFTER_CHANGE

from base of atom/setDir(): (old_dir, new_dir). Called after the direction changes.

COMSIG_ATOM_DIR_CHANGE

from base of atom/setDir(): (old_dir, new_dir). Called before the direction changes.

COMSIG_ATOM_EMAG_ACT

from base of atom/emag_act(): (/mob/user)

COMSIG_ATOM_EMP_ACT

from base of atom/emp_act(): (severity)

COMSIG_ATOM_EX_ACT

from base of atom/ex_act(): (severity, target)

COMSIG_ATOM_FIRE_ACT

from base of atom/fire_act(): (exposed_temperature, exposed_volume)

COMSIG_ATOM_GET_EXAMINE_NAME

from base of atom/get_examine_name(): (/mob, list/overrides)

COMSIG_ATOM_HAS_GRAVITY

from base of atom/has_gravity(): (turf/location, list/forced_gravities)

COMSIG_ATOM_NARSIE_ACT

from base of atom/narsie_act(): ()

COMSIG_ATOM_NO_UPDATE_DESC

If returned from COMSIG_ATOM_UPDATE_APPEARANCE it prevents the atom from updating its desc.

COMSIG_ATOM_NO_UPDATE_ICON

If returned from COMSIG_ATOM_UPDATE_APPEARANCE it prevents the atom from updating its icon.

COMSIG_ATOM_NO_UPDATE_ICON_STATE

If returned from COMSIG_ATOM_UPDATE_ICON it prevents the atom from updating its icon state.

COMSIG_ATOM_NO_UPDATE_NAME

If returned from COMSIG_ATOM_UPDATE_APPEARANCE it prevents the atom from updating its name.

COMSIG_ATOM_NO_UPDATE_OVERLAYS

If returned from COMSIG_ATOM_UPDATE_ICON it prevents the atom from updating its overlays.

COMSIG_ATOM_ORBIT_BEGIN

Called from orbit component: (atom/movable/orbiter, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)

COMSIG_ATOM_ORBIT_END

Called from orbit component: (atom/movable/orbiter, refreshing)

COMSIG_ATOM_RAD_ACT

from base of atom/rad_act(intensity)

COMSIG_ATOM_RAD_CONTAMINATING

from base of datum/radiation_wave/radiate(): (strength)

COMSIG_ATOM_RAD_PROBE

from proc/get_rad_contents(): ()

COMSIG_ATOM_RAD_WAVE_PASSING

from base of datum/radiation_wave/check_obstructions(): (datum/radiation_wave, width)

COMSIG_ATOM_RATVAR_ACT

from base of atom/ratvar_act(): ()

COMSIG_ATOM_RCD_ACT

from base of atom/rcd_act(): (/mob, /obj/item/construction/rcd, passed_mode)

COMSIG_ATOM_SET_LIGHT

from base of [atom/proc/set_light]: (l_range, l_power, l_color, l_on)

COMSIG_ATOM_SET_LIGHT_COLOR

Called right before the atom changes the value of light_color to a different one, from base atom/proc/set_light_color: (new_color)

COMSIG_ATOM_SET_LIGHT_FLAGS

Called right before the atom changes the value of light_flags to a different one, from base [atom/proc/set_light_flags]: (new_flags)

COMSIG_ATOM_SET_LIGHT_ON

Called right before the atom changes the value of light_on to a different one, from base [atom/proc/set_light_on]: (new_value)

COMSIG_ATOM_SET_LIGHT_POWER

Called right before the atom changes the value of light_power to a different one, from base [atom/proc/set_light_power]: (new_power)

COMSIG_ATOM_SET_LIGHT_RANGE

Called right before the atom changes the value of light_range to a different one, from base atom/proc/set_light_range: (new_range)

COMSIG_ATOM_SING_PULL

from base of atom/singularity_pull(): (S, current_size)

COMSIG_ATOM_SMOOTHED_ICON

from base of [/atom/proc/smooth_icon]: ()

COMSIG_ATOM_TAKE_DAMAGE

from base of [/atom/proc/take_damage]: (damage_amount, damage_type, damage_flag, sound_effect, attack_dir, aurmor_penetration)

COMSIG_ATOM_UPDATED_ICON

from base of /atom/update_icon: (signalOut, did_anything)

COMSIG_ATOM_UPDATE_APPEARANCE

from base of /atom/proc/update_appearance: (updates)

COMSIG_ATOM_UPDATE_DESC

from base of /atom/proc/update_desc: (updates)

COMSIG_ATOM_UPDATE_ICON

from base of /atom/update_icon: ()

COMSIG_ATOM_UPDATE_ICON_STATE

from base of atom/update_icon_state: ()

COMSIG_ATOM_UPDATE_LIGHT_COLOR

Called right after the atom changes the value of light_color to a different one, from base of /atom/proc/set_light_color: (old_color)

COMSIG_ATOM_UPDATE_LIGHT_FLAGS

Called right after the atom changes the value of light_flags to a different one, from base of [/atom/proc/set_light_flags]: (old_flags)

COMSIG_ATOM_UPDATE_LIGHT_ON

Called right after the atom changes the value of light_on to a different one, from base of [/atom/proc/set_light_on]: (old_value)

COMSIG_ATOM_UPDATE_LIGHT_POWER

Called right after the atom changes the value of light_power to a different one, from base of [/atom/proc/set_light_power]: (old_power)

COMSIG_ATOM_UPDATE_LIGHT_RANGE

Called right after the atom changes the value of light_range to a different one, from base of /atom/proc/set_light_range: (old_range)

COMSIG_ATOM_UPDATE_NAME

from base of /atom/proc/update_name: (updates)

COMSIG_ATOM_UPDATE_OVERLAYS

from base of /atom/update_overlays: (list/new_overlays)

COMSIG_ATOM_WAVE_EX_ACT

From base of atom/wave_ex_act(): (datum/wave_explosion/explosion, args)

COMSIG_BLOCK_EYECONTACT

return this if you want to block printing this message to this person, if you want to print your own (does not affect the other person's message)

COMSIG_BREACHING

Used by /obj/item/melee/breaching_hammer

COMSIG_CARBON_ATTACH_LIMB

from base of /obj/item/bodypart/proc/attach_limb(): (new_limb, special) allows you to fail limb attachment

COMSIG_CLIENT_MOB_LOGIN

Called after a client logs into a mob: (mob)

COMSIG_CLIENT_VERB_ADDED

Called after one or more verbs are added: (list of verbs added)

COMSIG_CLIENT_VERB_REMOVED

Called after one or more verbs are added: (list of verbs added)

COMSIG_COMPONENT_ADDED

when a component is added to a datum: (/datum/component)

COMSIG_COMPONENT_REGISTER_PARENT

sent to the component itself when registered to a parent

COMSIG_COMPONENT_REMOVING

before a component is removed from a datum because of RemoveComponent: (/datum/component)

COMSIG_COMPONENT_UNREGISTER_PARENT

sent to the component itself when unregistered from a parent

COMSIG_DETECTIVE_SCANNED

from /obj/item/detective_scanner/scan(): (mob/user, list/extra_data)

COMSIG_ELEMENT_ATTACH

fires on the target datum when an element is attached to it (/datum/element)

COMSIG_ELEMENT_DETACH

fires on the target datum when an element is attached to it (/datum/element)

COMSIG_ELEMENT_JUMP_STARTED

from /datum/element/jump when a jump has started and ended

COMSIG_GLOB_CLIENT_CONNECT

a client (re)connected, after all /client/New() checks have passed : (client/connected_client)

COMSIG_GLOB_EXPLOSION

called after an explosion happened : (epicenter, devastation_range, heavy_impact_range, light_impact_range, took, orig_dev_range, orig_heavy_range, orig_light_range)

COMSIG_GLOB_JOB_AFTER_LATEJOIN_SPAWN

job datum has been called to deal with the aftermath of a latejoin spawn

COMSIG_GLOB_JOB_AFTER_SPAWN

job subsystem has spawned and equipped a new mob

COMSIG_GLOB_LIVING_SAY_SPECIAL

global living say plug - use sparingly: (mob/speaker , message)

COMSIG_GLOB_MOB_CREATED

mob was created somewhere : (mob)

COMSIG_GLOB_MOB_DEATH

mob died somewhere : (mob , gibbed)

COMSIG_GLOB_NEW_GAS

called by auxgm add_gas: (gas_id)

COMSIG_GLOB_NEW_Z

from base of datum/controller/subsystem/mapping/proc/add_new_zlevel(): (list/args)

COMSIG_GLOB_PLAY_CINEMATIC

called by datum/cinematic/play() : (datum/cinematic/new_cinematic)

COMSIG_GLOB_STATION_NAME_CHANGED

Global signal called after the station changes its name. (new_name, old_name)

COMSIG_GLOB_VAR_EDIT

called after a successful var edit somewhere in the world: (list/args)

COMSIG_GUN_AUTOFIRE_DESELECTED

When a gun is switched off of automatic fire mode

COMSIG_GUN_AUTOFIRE_SELECTED

When a gun is switched to automatic fire mode

COMSIG_HUD_OFFSET_CHANGED

Sent from /datum/hud/proc/eye_z_changed() : (old_offset, new_offset)

COMSIG_ITEM_DISABLE_EMBED

from /obj/item/proc/disableEmbedding:

COMSIG_ITEM_MARK_RETRIEVAL

Sent from /datum/action/cooldown/spell/summonitem/cast(), to the item being marked for recall: (datum/action/cooldown/spell/spell, mob/user)

COMSIG_ITEM_MICROWAVE_COOKED

called on item when created through microwaving (): (obj/machinery/microwave/M, cooking_efficiency)

COMSIG_ITEM_OFFERING

Called when an item is being offered, from [/obj/item/proc/on_offered(mob/living/carbon/offerer)]

COMSIG_ITEM_OFFER_TAKEN

Called when an someone tries accepting an offered item, from [/obj/item/proc/on_offer_taken(mob/living/carbon/offer, mob/living/carbon/taker)]

COMSIG_ITEM_SOLD_TO_CUSTOMER

Restaurant (customer, container) venue signal sent when a venue sells an item. source is the thing sold, which can be a datum, so we send container for location checks

COMSIG_LIVING_DEATH

from base of mob/living/death(): (gibbed)

COMSIG_LIVING_FIXEYE_DISABLED

from base of datum/component/fixeye/disable_fixeye(): (mob/living/source, silent, forced)

COMSIG_LIVING_FIXEYE_ENABLED

from base of datum/component/fixeye/enable_fixeye(): (mob/living/source, silent, forced)

COMSIG_LIVING_GET_PULLED

called on /living when someone is pulled (mob/living/puller)

COMSIG_LIVING_PREDEATH

from base of mob/living/death(): (gibbed)

COMSIG_LIVING_SET_BODY_POSITION

from base of mob/living/set_body_position()

COMSIG_MACHINERY_BROKEN

from /obj/machinery/obj_break(damage_flag): (damage_flag)

COMSIG_MACHINERY_POWER_LOST

from base power_change() when power is lost

COMSIG_MACHINERY_POWER_RESTORED

from base power_change() when power is restored

COMSIG_MECHA_EQUIPMENT_CLICK

sent from clicking while you have equipment selected.

COMSIG_MECHA_MELEE_CLICK

sent from clicking while you have no equipment selected. Sent before cooldown and adjacency checks, so you can use this for infinite range things if you want.

COMSIG_MINE_TRIGGERED

from [/obj/effect/mine/proc/triggermine]:

COMSIG_MOB_ALTCLICKON

from base of mob/AltClickOn(): (atom/A)

COMSIG_MOB_CLIENT_LOGIN

sent when a mob/login() finishes: (client)

COMSIG_MOB_EYECONTACT

from /mob/living/handle_eye_contact(): (mob/living/other_mob)

COMSIG_MOB_KEYDOWN

from /mob/proc/key_down(): (key, client/client, full_key)

COMSIG_MOB_LOGIN

from base of /mob/Login(): ()

COMSIG_MOB_LOGOUT

from base of /mob/Logout(): ()

COMSIG_MOB_SIGHT_CHANGE

from base of mob/set_sight(): (new_sight, old_sight)

COMSIG_MOB_UNEQUIPPED_ITEM

A mob has just unequipped an item.

COMSIG_MOVABLE_PRE_MOVE

from base of atom/movable/Moved(): (/atom)

COMSIG_MOVELOOP_POSTPROCESS

from /datum/move_loop/process (succeeded, visual_delay):

COMSIG_MOVELOOP_PREPROCESS_CHECK

from /datum/move_loop/process ():

COMSIG_MOVELOOP_START

from [/datum/move_loop/start_loop] ():

COMSIG_MOVELOOP_STOP

from [/datum/move_loop/stop_loop] ():

COMSIG_NANITE_CHECK_CONSOLE_LOCK

Checks if a nanite component is able to be controlled by console

COMSIG_NANITE_CHECK_HOST_LOCK

Checks if a nanite component is able to be interfaced with by a host with innate nanite control

COMSIG_NANITE_CHECK_VIRAL_PREVENTION

Checks if a nanite component is able to be overwritten by viral replica

COMSIG_ON_CARBON_SLIP

When a carbon slips. Called on /turf/open/handle_slip()

COMSIG_ON_MULTIPLE_LIVES_RESPAWN

from base of [/datum/component/multiple_lives/proc/respawn]: (mob/respawned_mob, gibbed, lives_left)

COMSIG_PARENT_EXAMINE_MORE

from base of atom/examine_more(): (/mob)

COMSIG_PARENT_PREQDELETED

before a datum's Destroy() is called: (force), returning a nonzero value will cancel the qdel operation

COMSIG_PARENT_QDELETING

just before a datum's Destroy() is called: (force), at this point none of the other components chose to interrupt qdel and Destroy will be called

COMSIG_PROJECTILE_FIRE

from the base of /obj/item/projectile/proc/fire(): ()

COMSIG_PROJECTILE_ON_HIT

from base of /obj/item/projectile/proc/on_hit(): (atom/movable/firer, atom/target, Angle, hit_limb)

COMSIG_PROJECTILE_PREHIT

sent to targets during the process_hit proc of projectiles

COMSIG_PROJECTILE_SELF_ON_HIT

from base of /obj/item/projectile/proc/on_hit(): (atom/movable/firer, atom/target, Angle, hit_limb)

COMSIG_SECURITY_LEVEL_CHANGED

from SSsecurity_level when the security level changes : (new_level)

COMSIG_SUN_MOVED

from SSsun when the sun changes position : (primary_sun, suns)

COMSIG_SUPERMATTER_DELAM_ALARM

from /obj/machinery/power/supermatter_crystal/process_atmos(); when the SM sounds an audible alarm

COMSIG_SUPERMATTER_DELAM_START_ALARM

from /obj/machinery/power/supermatter_crystal/process_atmos(); when the SM delam reaches the point of sounding alarms

COMSIG_SUPPLYPOD_LANDED

from [/obj/structure/closet/supplypod/proc/endlaunch]:

COMSIG_THREAT_CALC

from SSactivity for things that add threat but aren't "global" (e.g. phylacteries)

COMSIG_TOPIC

generic topic handler (usr, href_list)

COMSIG_TRANSFORMING_ON_TRANSFORM

From /datum/component/transforming/proc/do_transform(obj/item/source, mob/user): (obj/item/source, mob/user, active)

COMSIG_TRANSFORMING_PRE_TRANSFORM

From /datum/component/transforming/proc/on_attack_self(obj/item/source, mob/user): (obj/item/source, mob/user, active)

COMSIG_TURF_CHANGE

from base of turf/ChangeTurf(): (path, list/new_baseturfs, flags, list/transferring_comps)

COMSIG_TURF_HAS_GRAVITY

from base of atom/has_gravity(): (atom/asker, list/forced_gravities)

COMSIG_TURF_IS_WET

Component Specific Signals

COMSIG_TURF_MULTIZ_DEL

from base of turf/multiz_turf_del(): (turf/source, direction)

COMSIG_TURF_MULTIZ_NEW

from base of turf/multiz_turf_new: (turf/source, direction)

COMSIG_TWITCH_PLAYS_MOVEMENT_DATA

Returns direction: (wipe_votes)

COMSIG_UI_ACT

from datum ui_act (usr, action)

COMSIG_UI_FALLBACK

from datum tgui_fallback (payload)

COMSIG_VOID_MASK_ACT

Mask of Madness

COMSIG_VV_TOPIC

handler for vv_do_topic (usr, href_list)

COMSIG_WEATHER_TELEGRAPH

a weather event of some kind occured