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Dialog API

The API documentation of the Dialog React component. Learn more about the props and the CSS customization points.

Import

import Dialog from '@material-ui/core/Dialog';
// or
import { Dialog } from '@material-ui/core';

You can learn more about the difference by reading this guide.

Dialogs are overlaid modal paper based components with a backdrop.

Component name

The MuiDialog name can be used for providing default props or style overrides at the theme level.

Props

Name Type Default Description
aria-describedby string The id(s) of the element(s) that describe the dialog.
aria-labelledby string The id(s) of the element(s) that label the dialog.
children node Dialog children, usually the included sub-components.
classes object Override or extend the styles applied to the component. See CSS API below for more details.
disableBackdropClick bool false If true, clicking the backdrop will not fire the onClose callback.
disableEscapeKeyDown bool false If true, hitting escape will not fire the onClose callback.
fullScreen bool false If true, the dialog will be full-screen
fullWidth bool false If true, the dialog stretches to maxWidth.
Notice that the dialog width grow is limited by the default margin.
maxWidth 'lg'
| 'md'
| 'sm'
| 'xl'
| 'xs'
| false		 'sm' Determine the max-width of the dialog. The dialog width grows with the size of the screen. Set to false to disable maxWidth.
onBackdropClick func Callback fired when the backdrop is clicked.
onClose func Callback fired when the component requests to be closed.

Signature:
function(event: object, reason: string) => void
event: The event source of the callback.
reason: Can be: "escapeKeyDown", "backdropClick".
onEnter func Deprecated. Use the TransitionProps property instead.

Callback fired before the dialog enters.
onEntered func Deprecated. Use the TransitionProps property instead.

Callback fired when the dialog has entered.
onEntering func Deprecated. Use the TransitionProps property instead.

Callback fired when the dialog is entering.
onEscapeKeyDown func Callback fired when the escape key is pressed, disableKeyboard is false and the modal is in focus.
onExit func Deprecated. Use the TransitionProps property instead.

Callback fired before the dialog exits.
onExited func Deprecated. Use the TransitionProps property instead.

Callback fired when the dialog has exited.
onExiting func Deprecated. Use the TransitionProps property instead.

Callback fired when the dialog is exiting.
open* bool If true, the Dialog is open.
PaperComponent elementType Paper The component used to render the body of the dialog.
PaperProps object {} Props applied to the Paper element.
scroll 'body'
| 'paper'		 'paper' Determine the container for scrolling the dialog.
TransitionComponent elementType Fade The component used for the transition. Follow this guide to learn more about the requirements for this component.
transitionDuration number
| { appear?: number, enter?: number, exit?: number }		 { enter: duration.enteringScreen, exit: duration.leavingScreen } The duration for the transition, in milliseconds. You may specify a single timeout for all transitions, or individually with an object.
TransitionProps object Props applied to the Transition element.

The ref is forwarded to the root element.

Any other props supplied will be provided to the root element (Modal).

CSS

Rule name Global class Description
root .MuiDialog-root Styles applied to the root element.
scrollPaper .MuiDialog-scrollPaper Styles applied to the container element if scroll="paper".
scrollBody .MuiDialog-scrollBody Styles applied to the container element if scroll="body".
container .MuiDialog-container Styles applied to the container element.
paper .MuiDialog-paper Styles applied to the Paper component.
paperScrollPaper .MuiDialog-paperScrollPaper Styles applied to the Paper component if scroll="paper".
paperScrollBody .MuiDialog-paperScrollBody Styles applied to the Paper component if scroll="body".
paperWidthFalse .MuiDialog-paperWidthFalse Styles applied to the Paper component if maxWidth=false.
paperWidthXs .MuiDialog-paperWidthXs Styles applied to the Paper component if maxWidth="xs".
paperWidthSm .MuiDialog-paperWidthSm Styles applied to the Paper component if maxWidth="sm".
paperWidthMd .MuiDialog-paperWidthMd Styles applied to the Paper component if maxWidth="md".
paperWidthLg .MuiDialog-paperWidthLg Styles applied to the Paper component if maxWidth="lg".
paperWidthXl .MuiDialog-paperWidthXl Styles applied to the Paper component if maxWidth="xl".
paperFullWidth .MuiDialog-paperFullWidth Styles applied to the Paper component if fullWidth={true}.
paperFullScreen .MuiDialog-paperFullScreen Styles applied to the Paper component if fullScreen={true}.

You can override the style of the component thanks to one of these customization points:

If that's not sufficient, you can check the implementation of the component for more detail.

Inheritance

The props of the Modal component are also available. You can take advantage of this behavior to target nested components.

Demos