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# ARKitSession.Event

Enumeration of possible session events.

```
enum Event
```

## Topics

### Enumeration Cases

[`case authorizationChanged(type: ARKitSession.AuthorizationType, status: ARKitSession.AuthorizationStatus)`](/documentation/ARKit/ARKitSession/Event/authorizationChanged(type:status:))

An event that represents a change in authorization status for a specific authorization type.

[`case dataProviderStateChanged(dataProviders: [any DataProvider], newState: DataProviderState, error: ARKitSession.Error?)`](/documentation/ARKit/ARKitSession/Event/dataProviderStateChanged(dataProviders:newState:error:))

An event that represents a state change of one or more of the data providers associated with a session.

### Instance Properties

[`var description: String`](/documentation/ARKit/ARKitSession/Event/description)

A textual representation of ARKitSession.Event

## Relationships

### Conforms To

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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