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Overview

A window overlaid on either the primary window or another dialog window, rendering the content underneath inert.

Features

  • Focus is automatically trapped within the dialog
  • Can be controlled or uncontrolled
  • Manages screen reader announcements with Title and Description components
  • Esc key closes the dialog
  • Clicking outside the dialog closes it
  • Scrolling is blocked on the body when the dialog is open
  • Optional modal or non-modal mode

Installation

npm install @radix-ui/react-dialog

Anatomy

Import all parts and piece them together.
import * as Dialog from '@radix-ui/react-dialog';

export default () => (
  <Dialog.Root>
    <Dialog.Trigger />
    <Dialog.Portal>
      <Dialog.Overlay />
      <Dialog.Content>
        <Dialog.Title />
        <Dialog.Description />
        <Dialog.Close />
      </Dialog.Content>
    </Dialog.Portal>
  </Dialog.Root>
);

API Reference

Root

Contains all the dialog component parts.
open
boolean
The controlled open state of the dialog. Must be used in conjunction with onOpenChange.
defaultOpen
boolean
The open state of the dialog when it is initially rendered. Use when you do not need to control its open state.
onOpenChange
(open: boolean) => void
Event handler called when the open state of the dialog changes.
modal
boolean
default:"true"
The modality of the dialog. When set to true, interaction with outside elements will be disabled and only dialog content will be visible to screen readers.

Trigger

The button that opens the dialog.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.
Supports all standard HTML button attributes.

Portal

When used, portals your overlay and content parts into the body.
container
HTMLElement
default:"document.body"
Specify a container element to portal the content into.
forceMount
boolean
Used to force mounting when more control is needed. Useful when controlling animation with React animation libraries.

Overlay

A layer that covers the inert portion of the view when the dialog is open.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.
forceMount
boolean
Used to force mounting when more control is needed. Useful when controlling animation with React animation libraries.

Content

Contains the content to be rendered in the open dialog.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.
forceMount
boolean
Used to force mounting when more control is needed. Useful when controlling animation with React animation libraries.
onOpenAutoFocus
(event: Event) => void
Event handler called when focus moves into the component after opening. It can be prevented by calling event.preventDefault.
onCloseAutoFocus
(event: Event) => void
Event handler called when focus moves to the trigger after closing. It can be prevented by calling event.preventDefault.
onEscapeKeyDown
(event: KeyboardEvent) => void
Event handler called when the escape key is down. It can be prevented by calling event.preventDefault.
onPointerDownOutside
(event: PointerDownOutsideEvent) => void
Event handler called when a pointer event occurs outside the bounds of the component. It can be prevented by calling event.preventDefault.
onInteractOutside
(event: PointerDownOutsideEvent | FocusOutsideEvent) => void
Event handler called when an interaction (pointer or focus event) happens outside the bounds of the component. It can be prevented by calling event.preventDefault.

Title

An accessible title to be announced when the dialog is opened.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.
This part is required for accessibility. If you want to hide it, wrap it inside @radix-ui/react-visually-hidden.

Description

An optional accessible description to be announced when the dialog is opened.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.

Close

The button that closes the dialog.
asChild
boolean
default:"false"
Change the default rendered element for the one passed as a child, merging their props and behavior.

Example

import * as Dialog from '@radix-ui/react-dialog';

function DialogDemo() {
  return (
    <Dialog.Root>
      <Dialog.Trigger>Open Dialog</Dialog.Trigger>
      <Dialog.Portal>
        <Dialog.Overlay className="dialog-overlay" />
        <Dialog.Content className="dialog-content">
          <Dialog.Title>Edit Profile</Dialog.Title>
          <Dialog.Description>
            Make changes to your profile here. Click save when you're done.
          </Dialog.Description>
          <div>
            <label htmlFor="name">Name</label>
            <input id="name" defaultValue="John Doe" />
          </div>
          <Dialog.Close>Save changes</Dialog.Close>
        </Dialog.Content>
      </Dialog.Portal>
    </Dialog.Root>
  );
}

Accessibility

Adheres to the Dialog WAI-ARIA design pattern.

Keyboard Interactions

  • 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 trigger