Event Handlers – Arma Reforger

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The following table is a list of the most useful events and is not an extensive list of each event handlers.

System/Component	Event Name	Callback Parameters	Description
DamagerManagerComponent	OnDestroyed	IEntity owner	when default hitzone is set to destroyed
CharacterControllerComponent	OnADSChanged	BaseWeaponComponent currentWeapon, bool Value	on player character which switches to ADS
CharacterControllerComponent	OnInspectionModeChanged	bool newState	on player character which switches in/out of inspection mode
InventoryStorageManagerComponent	OnMagazineCountChanged	BaseWeaponComponent currentWeapon, int count, bool isGrenade
BaseCompartmentManagerComponent	OnCompartmentEntered	IEntity vehicle, BaseCompartmentManagerComponent manager, IEntity occupant, int managerID, int slotID
BaseCompartmentManagerComponent	OnCompartmentLeft	IEntity vehicle, BaseCompartmentManagerComponent manager, IEntity occupant, int managerID, int slotID
BaseMuzzleComponent BaseWeaponManagerComponent	OnAmmoCountChanged	BaseWeaponComponent currentWeapon, BaseMuzzleComponent currentMuzzle, BaseMagazineComponent magazine, int ammoCount, bool isChambered	Both weapon and character can raise the event
BaseWeaponManagerComponent	OnWeaponChanged	BaseWeaponComponent currentWeapon, BaseWeaponComponent oldWeapon
BaseWeaponManagerComponent	OnMagazineChanged	BaseWeaponComponent weapon, BaseMagazineComponent newMagazine, BaseMagazineComponent oldMagazine
BaseWeaponComponent	OnMuzzleChanged	BaseWeaponComponent weapon, BaseMuzzleComponent newMuzzle, BaseMuzzleComponent oldMuzzle
BaseMuzzleComponent	OnFiremodeChanged	BaseWeaponComponent weapon, BaseMuzzleComponent muzzle, int newFiremode
BaseSightsComponent	OnZeroingChanged	BaseWeaponComponent weapon, int range	currently does not carry currentMuzzle
WeaponComponent	OnWeaponAttachmentChanged	WeaponComponent weapon, bool isAttached, IEntity attachmentEntity	isAttached is true if attachmentEntity was attached to the weapon, and false if it was detached.
TurretControllerComponent	OnTurretReload	BaseWeaponComponent weapon, bool isFinished, TurretControllerComponent turretController	isFinished is true when reload is done and false when it started.

Entity Event Handlers

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E in e.g EOnInit stands for Event (not Entity).

EOnInit

Event after the entity is allocated and initialized.

• IEntity owner: the entity

EOnVisible

This event triggers when the entity is made visible (versus being invisible).

• IEntity owner: the entity itself
• int frameNumber:

EOnFrame

This event, as its name suggests, triggers on each simulation frame.

• IEntity owner: the entity
• float timeSlice: time spent since the last frame, in seconds

EOnPostFrame

Triggers after physics update.

• IEntity owner: the entity itself
• float timeSlice:

EOnFixedFrame

• IEntity owner: the entity itself
• float timeSlice:

EOnFixedPostFrame

• IEntity owner: the entity itself
• float timeSlice:

EOnAnimEvent

Event from the animation system

• IEntity owner: the entity itself
• int type:
• int slot:

EOnPhysicsActive

Triggers on (de)activation of the RigidBody's physics.

• IEntity owner: the entity itself
• bool activeState:

EOnPhysicsMove

Triggers when the physics engine moves this entity.

🚧

TODO: this must be updated.

• IEntity owner: the entity itself

EOnSimulate

Happens before physics engine iteration - called from sub-iterations.

🚧

TODO: this must be updated.

• IEntity owner: the entity itself
• float timeSlice:

EOnPostSimulate

Happens after physics engine iteration. Happens once per frame.

• IEntity owner: the entity itself
• float timeSlice:

EOnJointBreak

Triggers when a joint attached to this entity's RigidBody is broken.

• IEntity owner: the entity itself
• IEntity other: the other entity

EOnTouch

Event when touched by another entity. It requires the entity to have TouchComponent.

🚧

TODO: this must be updated.

• IEntity owner: the entity itself
• IEntity other: the touched entity
• int touchTypesMask: unused as of Arma Reforger 0.9.5

EOnContact

Triggers when contact with another RigidBody has been registered.

• IEntity owner: the entity itself
• IEntity other: the other entity
• Contact contact:

EOnDiag

Happens every frame after -no link specified- when "Entity Diag" is enabled in the debug menu (e.g Workbench).

• IEntity owner: the entity itself
• float timeSlice:

EOnUser0

• IEntity other:
• int extra:

EOnUser1

• IEntity other:
• int extra:

EOnUser2

• IEntity other:
• int extra:

EOnUser3

• IEntity other:
• int extra:

EOnUser4

• IEntity other:
• int extra: