Alert Dialog
Features
- Focus is automatically trapped.
- Can be controlled or uncontrolled.
- Manages screen reader announcements with
Title
andDescription
components. - Esc closes the component automatically.
Installation
Install the component from your command line.
npm install radix-vue
Anatomy
Import all parts and piece them together.
<script setup lang="ts">
import {
AlertDialogAction,
AlertDialogCancel,
AlertDialogContent,
AlertDialogDescription,
AlertDialogOverlay,
AlertDialogPortal,
AlertDialogRoot,
AlertDialogTitle,
AlertDialogTrigger,
} from 'radix-vue'
</script>
<template>
<AlertDialogRoot>
<AlertDialogTrigger />
<AlertDialogPortal>
<AlertDialogOverlay />
<AlertDialogContent>
<AlertDialogTitle />
<AlertDialogDescription />
<AlertDialogCancel />
<AlertDialogAction />
</AlertDialogContent>
</AlertDialogPortal>
</AlertDialogRoot>
</template>
API Reference
Root
Contains all the parts of an alert dialog.
Prop | Type | Default |
---|---|---|
defaultOpen | boolean | |
open | boolean |
Emit | Type |
---|---|
@update:open | (open: boolean) => void |
Trigger
A button that opens the dialog.
Prop | Type | Default |
---|---|---|
as | string | Component | trigger |
asChild | boolean | false |
Data Attribute | Value |
---|---|
[data-state] | "open" | "closed" |
Portal
When used, portals your overlay and content parts into the body
.
Prop | Type | Default |
---|---|---|
to | string | HTMLElement | body |
Overlay
A layer that covers the inert portion of the view when the dialog is open.
Prop | Type | Default |
---|---|---|
as | string | Component | div |
asChild | boolean | false |
forceMount | boolean |
Data Attribute | Value |
---|---|
[data-state] | "open" | "closed" |
Content
Contains content to be rendered when the dialog is open.
Prop | Type | Default |
---|---|---|
as | string | Component | div |
asChild | boolean | false |
forceMount | boolean |
Emit | Type |
---|---|
@openAutoFocus | (event: Event) => void |
@closeAutoFocus | (event: Event) => void |
@escapeKeyDown | (event: KeyboardEvent) => void |
Data Attribute | Value |
---|---|
[data-state] | "open" | "closed" |
Cancel
A button that closes the dialog. This button should be distinguished visually from AlertDialogAction
buttons.
Prop | Type | Default |
---|---|---|
as | string | Component | button |
asChild | boolean | false |
Action
A button that closes the dialog. These buttons should be distinguished visually from the AlertDialogCancel
button.
Prop | Type | Default |
---|---|---|
as | string | Component | button |
asChild | boolean | false |
Title
An accessible name to be announced when the dialog is opened. Alternatively, you can provide aria-label
or aria-labelledby
to AlertDialogContent
and exclude this component.
Prop | Type | Default |
---|---|---|
as | string | Component | h2 |
asChild | boolean | false |
Description
An accessible description to be announced when the dialog is opened. Alternatively, you can provide aria-describedby
to AlertDialogContent
and exclude this component.
Prop | Type | Default |
---|---|---|
as | string | Component | p |
asChild | boolean | false |
Examples
Close after asynchronous form submission
Use the controlled props to programmatically close the Alert Dialog after an async operation has completed.
<script setup>
import {
AlertDialogAction,
AlertDialogCancel,
AlertDialogContent,
AlertDialogDescription,
AlertDialogOverlay,
AlertDialogPortal,
AlertDialogRoot,
AlertDialogTitle,
AlertDialogTrigger,
} from 'radix-vue'
const wait = () => new Promise(resolve => setTimeout(resolve, 1000))
const open = ref(false)
</script>
<template>
<AlertDialogRoot v-model:open="open">
<AlertDialogTrigger>Open</AlertDialogTrigger>
<AlertDialogPortal>
<AlertDialogOverlay />
<AlertDialogContent>
<form
@submit.prevent="
(event) => {
wait().then(() => open = false);
}
"
>
<!-- some inputs -->
<button type="submit">
Submit
</button>
</form>
</AlertDialogContent>
</AlertDialogPortal>
</AlertDialogRoot>
</template>
Custom portal container
Customise the element that your alert dialog portals into.
<script setup>
import { ref } from 'vue'
const container = ref(null)
</script>
<template>
<div>
<AlertDialogRoot>
<AlertDialogTrigger />
<AlertDialogPortal :to="container">
<AlertDialogOverlay />
<AlertDialogContent>...</AlertDialogContent>
</AlertDialogPortal>
</AlertDialogRoot>
<div ref="container" />
</div>
</template>
Accessibility
Adheres to the Alert and Message Dialogs WAI-ARIA design pattern.
Keyboard Interactions
Key | Description |
---|---|
Space | Opens/closes the dialog. |
Enter | Opens/closes the dialog. |
Tab | Moves focus to the next focusable element. |
Shift + Tab | Moves focus to the previous focusable element. |
Esc | Closes the dialog and moves focus to AlertDialogTrigger . |