---
title: AUCustomViewPersistentData
framework: coreaudiokit
role: symbol
role_heading: Protocol
path: coreaudiokit/aucustomviewpersistentdata
---

# AUCustomViewPersistentData

A protocol that defines the methods an Audio Unit host calls to manage view data.

## Declaration

```swift
protocol AUCustomViewPersistentData
```

## Topics

### Accessing View State

- [customViewPersistentData](coreaudiokit/aucustomviewpersistentdata/customviewpersistentdata.md)

## Relationships

### Conforming Types

- [AUGenericView](coreaudiokit/augenericview.md)

## See Also

### Audio Units

- [AUViewController](coreaudiokit/auviewcontroller.md)
- [AUAudioUnitViewConfiguration](coreaudiokit/auaudiounitviewconfiguration.md)
- [AUGenericView](coreaudiokit/augenericview.md)
- [AUPannerView](coreaudiokit/aupannerview.md)