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61 lines
1.7 KiB
Markdown
61 lines
1.7 KiB
Markdown
---
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title: 'useRouteAnnouncer'
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description: This composable observes the page title changes and updates the announcer message accordingly.
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navigation:
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badge: New
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links:
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- label: Source
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icon: i-simple-icons-github
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to: https://github.com/nuxt/nuxt/blob/main/packages/nuxt/src/app/composables/route-announcer.ts
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size: xs
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---
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::important
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This composable will be available in Nuxt v3.12 or in [the nightly release channel](/docs/guide/going-further/nightly-release-channel).
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::
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## Description
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A composable which observes the page title changes and updates the announcer message accordingly. Used by [`<NuxtRouteAnnouncer>`](/docs/api/components/nuxt-route-announcer) and controllable.
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It hooks into Unhead's [`dom:rendered`](https://unhead.unjs.io/api/core/hooks#dom-hooks) to read the page's title and set it as the announcer message.
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## Parameters
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- `politeness`: Sets the urgency for screen reader announcements: `off` (disable the announcement), `polite` (waits for silence), or `assertive` (interrupts immediately). (default `polite`).
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## Properties
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### `message`
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- **type**: `Ref<string>`
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- **description**: The message to announce
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### `politeness`
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- **type**: `Ref<string>`
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- **description**: Screen reader announcement urgency level `off`, `polite`, or `assertive`
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## Methods
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### `set(message, politeness = "polite")`
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Sets the message to announce with its urgency level.
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### `polite(message)`
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Sets the message with `politeness = "polite"`
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### `assertive(message)`
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Sets the message with `politeness = "assertive"`
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## Example
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```ts
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<script setup lang="ts">
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const { message, politeness, set, polite, assertive } = useRouteAnnouncer({
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politeness: 'assertive'
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})
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</script>
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```
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