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# UICellAccessoryOutlineDisclosure

The outline disclosure system accessory.

```
@interface UICellAccessoryOutlineDisclosure : UICellAccessory
```

## Overview

An outline disclosure is a rotating chevron for use in outlines. In iOS and for headers in Mac Catalyst, this accessory appears on the trailing edge. For cells in Mac Catalyst, this accessory appears on the leading edge.

Use this cell accessory to indicate that an item can expand and collapse, and to enable the user to toggle between the expanded and collapsed states.

## Topics

### Accessing configuration options

[`actionHandler`](/documentation/UIKit/UICellAccessoryOutlineDisclosure/actionHandler)

A handler that the system calls when a user interacts with the accessory.

[`style`](/documentation/UIKit/UICellAccessoryOutlineDisclosure/style)

The style of the outline disclosure accessory.

[`UICellAccessoryOutlineDisclosureStyle`](/documentation/UIKit/UICellAccessoryOutlineDisclosureStyle)

Constants that describe the style of the outline disclosure accessory.

## Relationships

### Inherits From

[`UICellAccessory-c.class`](/documentation/UIKit/UICellAccessory-c.class)

---

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