---
title: ARKitSession.Event
framework: arkit
role: symbol
role_heading: Enumeration
path: arkit/arkitsession/event
---

# ARKitSession.Event

Enumeration of possible session events.

## Declaration

```swift
enum Event
```

## Topics

### Enumeration Cases

- [ARKitSession.Event.authorizationChanged(type:status:)](arkit/arkitsession/event/authorizationchanged(type:status:).md)
- [ARKitSession.Event.dataProviderStateChanged(dataProviders:newState:error:)](arkit/arkitsession/event/dataproviderstatechanged(dataproviders:newstate:error:).md)

### Instance Properties

- [description](arkit/arkitsession/event/description.md)

## Relationships

### Conforms To

- [CustomStringConvertible](swift/customstringconvertible.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Observing a session

- [events](arkit/arkitsession/events-swift.property.md)
- [ARKitSession.Events](arkit/arkitsession/events-swift.struct.md)
- [description](arkit/arkitsession/description.md)