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Dialog

A modal window presenting content or seeking user input without navigating away from the current context.

	<script lang="ts">
  import { Dialog, Label, Separator } from "bits-ui";
  import LockKeyOpen from "phosphor-svelte/lib/LockKeyOpen";
  import X from "phosphor-svelte/lib/X";
</script>
 
<Dialog.Root>
  <Dialog.Trigger
    class="inline-flex h-12 items-center
	justify-center whitespace-nowrap rounded-input bg-dark px-[21px]
	text-[15px] font-semibold text-background shadow-mini transition-colors hover:bg-dark/95 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-foreground focus-visible:ring-offset-2 focus-visible:ring-offset-background active:scale-98"
  >
    New API key
  </Dialog.Trigger>
  <Dialog.Overlay
    class="fixed inset-0 z-50 bg-black/80 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0"
  />
  <Dialog.Content
    class="fixed left-[50%] top-[50%] z-50 w-full max-w-[94%] translate-x-[-50%] translate-y-[-50%] rounded-card-lg border bg-background p-5 shadow-popover outline-none data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:max-w-[490px] md:w-full"
  >
    <Dialog.Title
      class="flex w-full items-center justify-center text-lg font-semibold tracking-tight"
      >Create API key</Dialog.Title
    >
    <Separator.Root class="-mx-5 mb-6 mt-5 block h-px bg-muted" />
    <Dialog.Description class="text-sm text-foreground-alt">
      Create and manage API keys. You can create multiple keys to organize your
      applications.
    </Dialog.Description>
    <div class="flex flex-col items-start gap-1 pb-11 pt-7">
      <Label.Root for="apiKey" class="text-sm font-medium">API Key</Label.Root>
      <div class="relative w-full">
        <input
          id="apiKey"
          class="inline-flex h-input w-full items-center rounded-card-sm border border-border-input bg-background px-4 text-sm placeholder:text-foreground-alt/50 hover:border-dark-40 focus:outline-none focus:ring-2 focus:ring-foreground focus:ring-offset-2 focus:ring-offset-background"
          placeholder="secret_api_key"
          type="password"
          autocomplete="off"
        />
        <LockKeyOpen
          class="absolute right-4 top-[14px] size-[22px] text-dark/30"
        />
      </div>
    </div>
    <div class="flex w-full justify-end">
      <Dialog.Close
        class="inline-flex h-input items-center justify-center rounded-input bg-dark px-[50px] text-[15px] font-semibold text-background shadow-mini hover:bg-dark/95 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-dark focus-visible:ring-offset-2 focus-visible:ring-offset-background active:scale-98"
      >
        Save
      </Dialog.Close>
    </div>
    <Dialog.Close
      class="absolute right-5 top-5 rounded-md focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-foreground focus-visible:ring-offset-2 focus-visible:ring-offset-background active:scale-98"
    >
      <div>
        <X class="size-5 text-foreground" />
        <span class="sr-only">Close</span>
      </div>
    </Dialog.Close>
  </Dialog.Content>
</Dialog.Root>

Structure

	<script lang="ts">
	import { Dialog } from "bits-ui";
</script>
 
<Dialog.Root>
	<Dialog.Trigger />
	<Dialog.Portal>
		<Dialog.Overlay />
		<Dialog.Content>
			<Dialog.Title />
			<Dialog.Description />
			<Dialog.Close />
		</Dialog.Content>
	</Dialog.Portal>
</Dialog.Root>

Controlled Usage

If you want to control or be aware of the open state of the dialog from outside of the component, you can bind to the open prop.

	<script lang="ts">
	import { Dialog } from "bits-ui";
	let dialogOpen = false;
</script>
 
<button on:click={() => (dialogOpen = true)}>Open Dialog</button>
<Dialog.Root bind:open={dialogOpen}>
	<Dialog.Trigger />
	<Dialog.Portal>
		<Dialog.Overlay />
		<Dialog.Content>
			<Dialog.Title />
			<Dialog.Description />
			<Dialog.Close />
		</Dialog.Content>
	</Dialog.Portal>
</Dialog.Root>

API Reference

Dialog.Root

The root component used to set and manage the state of the dialog.

Property Type Description
open bindable prop
boolean

Whether or not the dialog is open.

Default: false
onOpenChange
function

A callback function called when the open state changes.

Default: undefined
children
Snippet

The children content to render.

Default: undefined

Dialog.Trigger

The element which opens the dialog on press.

Property Type Description
ref bindable prop
HTMLButtonElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-dialog-trigger
''

Present on the trigger.

Dialog.Content

The content displayed within the dialog modal.

Property Type Description
onEscapeKeydown
function

Callback fired when an escape keydown event occurs in the floating content. You can call event.preventDefault() to prevent the default behavior of handling the escape keydown event.

Default: undefined
escapeKeydownBehavior
enum

The behavior to use when an escape keydown event occurs in the floating content. 'close' will close the content immediately. 'ignore' will prevent the content from closing. 'defer-otherwise-close' will defer to the parent element if it exists, otherwise it will close the content. 'defer-otherwise-ignore' will defer to the parent element if it exists, otherwise it will ignore the interaction.

Default: close
onInteractOutside
function

Callback fired when an outside interaction event completes, which is either a pointerup, mouseup, or touchend event, depending on the user's input device. You can call event.preventDefault() to prevent the default behavior of handling the outside interaction.

Default: undefined
onInteractOutsideStart
function

Callback fired when an outside interaction event starts, which is either a pointerdown, mousedown, or touchstart event, depending on the user's input device. You can call event.preventDefault() to prevent the continuation of the outside interaction.

Default: undefined
onFocusOutside
function

Callback fired when focus leaves the dismissable layer. You can call event.preventDefault() to prevent the default behavior on focus leaving the layer.

Default: undefined
interactOutsideBehavior
enum

The behavior to use when an interaction occurs outside of the floating content. 'close' will close the content immediately. 'ignore' will prevent the content from closing. 'defer-otherwise-close' will defer to the parent element if it exists, otherwise it will close the content. 'defer-otherwise-ignore' will defer to the parent element if it exists, otherwise it will ignore the interaction.

Default: close
onMountAutoFocus
function

Event handler called when auto-focusing the content as it is mounted. Can be prevented.

Default: undefined
onDestroyAutoFocus
function

Event handler called when auto-focusing the content as it is destroyed. Can be prevented.

Default: undefined
forceMount
boolean

Whether or not to forcefully mount the content. This is useful if you want to use Svelte transitions or another animation library for the content.

Default: false
preventOverflowTextSelection
boolean

When true, prevents the text selection from overflowing the bounds of the element.

Default: true
preventScroll
boolean

When true, prevents the body from scrolling when the content is open. This is useful when you want to use the content as a modal.

Default: true
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-state
enum

The state of the dialog.

data-dialog-content
''

Present on the content.

Dialog.Overlay

An overlay which covers the body when the dialog is open.

Property Type Description
forceMount
boolean

Whether or not to forcefully mount the content. This is useful if you want to use Svelte transitions or another animation library for the content.

Default: false
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-state
enum

The state of the dialog.

data-dialog-overlay
''

Present on the overlay.

Dialog.Portal

A portal which renders the dialog into the body when it is open.

Property Type Description
to
union

Where to render the content when it is open. Defaults to the body. Can be disabled by passing null

Default: body
disabled
boolean

Whether the portal is disabled or not. When disabled, the content will be rendered in its original DOM location.

Default: false
children
Snippet

The children content to render.

Default: undefined

Dialog.Close

A button used to close the dialog.

Property Type Description
ref bindable prop
HTMLButtonElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-dialog-close
''

Present on the close button.

Dialog.Title

An accessibile title for the dialog.

Property Type Description
level
union

The heading level of the title.

Default: 3
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-dialog-title
''

Present on the title.

Dialog.Description

An accessibile description for the dialog.

Property Type Description
ref bindable prop
HTMLDivElement

The underlying DOM element being rendered. You can bind to this to get a reference to the element.

Default: undefined
children
Snippet

The children content to render.

Default: undefined
child
Snippet

Use render delegation to render your own element. See delegation docs for more information.

Default: undefined
Data Attribute Value Description
data-dialog-description
''

Present on the description.