---
url: "https://vueda.dev/v3/reference/api/js/shell/popover/keepOpenOverNestedPopper/functions/keepOpenOverNestedPopper.md"
title: "keepOpenOverNestedPopper"
---

# keepOpenOverNestedPopper

## Overview

Prevent a popover's `interact-outside` (pointer/focus outside) dismissal when the originating
target sits inside a nested Reka floating layer. Wire it as the popover content's
`@interact-outside` handler.

## Signature

`keepOpenOverNestedPopper(event)`

### Parameters

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| <span id="param-event">event</span> | `CustomEvent` | yes | The Reka `interactOutside` event; `event.detail.originalEvent` holds the DOM event. |

### Returns

`void`

## Source

`client/lib/shell/popover/keepOpenOverNestedPopper.js:25`