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# UIPopoverBackgroundViewMethods

A set of methods that popover background view subclasses must implement.

```
protocol UIPopoverBackgroundViewMethods
```

## Overview

The methods in this protocol are called only once when the popover is presented. All methods of this protocol are required.

## Topics

### Returning the content view insets

[`+  contentViewInsets`](/documentation/UIKit/UIPopoverBackgroundViewMethods/contentViewInsets())

The insets for the content portion of the popover.

### Accessing the arrow metrics

[`+  arrowBase`](/documentation/UIKit/UIPopoverBackgroundViewMethods/arrowBase())

The width of the arrow triangle at its base.

[`+  arrowHeight`](/documentation/UIKit/UIPopoverBackgroundViewMethods/arrowHeight())

The height of the arrow (measured in points) from its base to its tip.

## Relationships

### Conforming Types

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

---

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