---
title: DockAccessory.StateChanges
framework: dockkit
role: symbol
role_heading: Structure
path: dockkit/dockaccessory/statechanges
---

# DockAccessory.StateChanges

An asynchronous sequence of dock accessory state changes.

## Declaration

```swift
struct StateChanges
```

## Topics

### Iterating over state changes

- [DockAccessory.StateChanges.Iterator](dockkit/dockaccessory/statechanges/iterator.md)
- [makeAsyncIterator()](dockkit/dockaccessory/statechanges/makeasynciterator().md)
- [DockAccessory.StateChanges.Element](dockkit/dockaccessory/statechanges/element.md)

## Relationships

### Conforms To

- [AsyncSequence](swift/asyncsequence.md)

## See Also

### Getting accessory information

- [firmwareVersion](dockkit/dockaccessory/firmwareversion.md)
- [hardwareModel](dockkit/dockaccessory/hardwaremodel.md)
- [identifier](dockkit/dockaccessory/identifier-swift.property.md)
- [DockAccessory.Identifier](dockkit/dockaccessory/identifier-swift.struct.md)
- [DockAccessory.Category](dockkit/dockaccessory/category.md)
- [DockAccessory.State](dockkit/dockaccessory/state.md)
- [DockAccessory.StateChange](dockkit/dockaccessory/statechange.md)