<Drawer>

npm i @accessible/drawer

An accessible and versatile drawer component for React

Features

Style-agnostic You can use this component with the styling library of your choice. It works with CSS-in-JS, SASS, plain CSS, plain style objects, anything!
Portal-friendly The drawer target will render into React portals of your choice when configured to do so.
a11y/aria-compliant This component works with screen readers out of the box and manages focus for you.

Quick Start

Check out the example on CodeSandbox

import * as React from 'react'
import * as Drawer from '@accessible/drawer'

const Component = () => (
  <Drawer.Drawer>
    <Drawer.Trigger>
      <button>Open me</button>
    </Drawer.Trigger>

    <Drawer.Target>
      <div className='my-drawer'>
        <Drawer.CloseButton>
          <button>Close me</button>
        </Drawer.CloseButton>

        <div>I've been revealed!</div>
      </div>
    </Drawer.Target>
  </Drawer.Drawer>
)

API

Components

Component	Description
`<Drawer>`	This component creates the context for your drawer target and trigger and contains some configuration options.
`<Target>`	This component wraps any React element and turns it into a drawer target.
`<Trigger>`	This component wraps any React element and turns it into a drawer trigger.
`<CloseButton>`	This is a convenience component that wraps any React element and adds an onClick handler to close the drawer.

Hooks

Hook	Description
`useDrawer()`	This hook provides the value of the drawer's DrawerContextValue object.
`useA11yTarget()`	A React hook for creating a headless drawer target to WAI-ARIA authoring practices.
`useA11yTrigger()`	A React hook for creating a headless drawer trigger to WAI-ARIA authoring practices.
`useA11yCloseButton()`	A React hook for creating a headless close button to WAI-ARIA authoring practices.

<Drawer>

This component creates the context for your drawer target and trigger and contains some configuration options.

Props

Prop	Type	Default	Required?	Description
defaultOpen	`boolean`	`false`	No	This sets the default open state of the drawer. By default the drawer is closed.
open	`boolean`	`undefined`	No	This creates a controlled drawer component where the open state of the drawer is controlled by this property.
onChange	`(open: boolean) => void`	`undefined`	No	This callback is invoked any time the `open` state of the drawer changes.
id	`string`	`undefined`	No	By default this component creates a unique id for you, as it is required for certain aria attributes. Supplying an id here overrides the auto id feature.
children	`React.ReactNode`	`undefined`	No	Your drawer contents and any other children.

useA11yTarget(target, options?)

A React hook for creating a headless drawer target to WAI-ARIA authoring practices.

Arguments

Argument	Type	Required?	Description
target	`React.RefObject<T> \| T \| null`	Yes	A React ref or HTML element
options	`UseA11yTargetOptions`	No	Configuration options

UseA11yTargetOptions

export interface UseA11yTargetOptions {
  /**
   * Sets the placement of the drawer menu
   * @default "left"
   */
  placement?: 'top' | 'right' | 'bottom' | 'left'
  /**
   * Adds this class name to props when the drawer is open
   */
  openClass?: string
  /**
   * Adds this class name to props when the drawer is closed
   */
  closedClass?: string
  /**
   * Adds this style to props when the drawer is open
   */
  openStyle?: React.CSSProperties
  /**
   * Adds this style to props when the drawer is closed
   */
  closedStyle?: React.CSSProperties
  /**
   * Prevents the `window` from scrolling when the target is
   * focused after opening.
   */
  preventScroll?: boolean
  /**
   * When `true`, this closes the target element when the `Escape`
   * key is pressed.
   * @default true
   */
  closeOnEscape?: boolean
}

Returns

type A11yProps = {
  readonly 'aria-hidden': boolean
  readonly id: string | undefined
  readonly className: string | undefined
  readonly style: {
    readonly visibility: 'hidden' | 'visible'
  } & React.CSSProperties
} & {
  readonly style:
    | ({
        readonly visibility: 'hidden' | 'visible'
      } & React.CSSProperties & {
          readonly position: 'fixed'
          readonly top: 0
          readonly right: 0
          readonly bottom: 'auto'
          readonly left: 0
          readonly transform: 'translate3d(0, -100%, 0)'
        })
    | ({
        readonly visibility: 'hidden' | 'visible'
      } & React.CSSProperties & {
          readonly position: 'fixed'
          readonly top: 0
          readonly right: 0
          readonly bottom: 0
          readonly left: 'auto'
          readonly transform: 'translate3d(100%, 0, 0)'
        })
    | ({
        readonly visibility: 'hidden' | 'visible'
      } & React.CSSProperties & {
          readonly position: 'fixed'
          readonly top: 'auto'
          readonly right: 0
          readonly bottom: 0
          readonly left: 0
          readonly transform: 'translate3d(0, 100%, 0)'
        })
    | ({
        readonly visibility: 'hidden' | 'visible'
      } & React.CSSProperties & {
          readonly position: 'fixed'
          readonly top: 0
          readonly right: 'auto'
          readonly bottom: 0
          readonly left: 0
          readonly transform: 'translate3d(-100%, 0, 0)'
        })
}

Example

import * as React from 'react'
import {useA11yTarget} from '@accessible/drawer'

const MyTarget = () => {
  const ref = React.useRef(null)
  const a11yProps = useA11yTarget(ref, {preventScroll: true})

  return (
    <div ref={ref} {...a11yProps}>
      I am the drawer content
    </div>
  )
}

<Target>

This component wraps any React element and turns it into a drawer target.

Props

Prop	Type	Default	Required?	Description
placement	`"top" \| "right" \| "bottom" \| "left"`	`false`	No	When `true` this will render the drawer into a React portal with the id `#portals`. You can render it into any portal by providing its query selector here, e.g. `#foobar`, `[data-portal=true]`, or `.foobar`.
portal	`boolean \| string \| PortalizeProps`	`false`	No	When `true` this will render the drawer into a React portal with the id `#portals`. You can render it into any portal by providing its query selector here, e.g. `#foobar`, `[data-portal=true]`, or `.foobar`.
closeOnEscape	`boolean`	`true`	No	By default the drawer will close when the `Escape` key is pressed. You can turn this off by providing `false` here.
closedClass	`string`	`undefined`	No	This class name will be applied to the child element when the drawer is `closed`.
openClass	`string`	`undefined`	No	This class name will be applied to the child element when the drawer is `open`.
closedStyle	`React.CSSProperties`	`undefined`	No	These styles will be applied to the child element when the drawer is `closed` in addition to the default styles that set the target's visibility.
openStyle	`React.CSSProperties`	`undefined`	No	These styles name will be applied to the child element when the drawer is `open` in addition to the default styles that set the target's visibility.
preventScroll	`boolean`	`false`	No	When `true` this will prevent your browser from scrolling the document to bring the newly-focused tab into view.
children	`React.ReactElement`	`undefined`	Yes	The child is cloned by this component and has aria attributes injected into its props as well as the events defined above.

Example

<Target>
  <div className='alert'>Alert</div>
</Target>

// <div
//   class="alert"
//   aria-hidden="true"
//   id="🅰12"
//   style="visibility: hidden;"
// >
//   Alert
// </div>

useA11yTrigger(target, options?)

A React hook for creating a headless drawer trigger to WAI-ARIA authoring practices. In addition to providing accessibility props to your component, this hook will add events for interoperability between actual elements and fake ones e.g. and

to the target element

Arguments

Argument	Type	Required?	Description
target	`React.RefObject<T> \| T \| null`	Yes	A React ref or HTML element
options	`UseA11yTriggerOptions`	No	Configuration options

UseA11yTriggerOptions

export interface UseA11yTriggerOptions {
  /**
   * Adds this class name to props when the drawer is open
   */
  openClass?: string
  /**
   * Adds this class name to props when the drawer is closed
   */
  closedClass?: string
  /**
   * Adds this style to props when the drawer is open
   */
  openStyle?: React.CSSProperties
  /**
   * Adds this style to props when the drawer is closed
   */
  closedStyle?: React.CSSProperties
  /**
   * Adds an onClick handler in addition to the default one that
   * toggles the drawer's open state.
   */
  onClick?: (e: MouseEvent) => any
}

Returns

interface A11yProps<E extends React.MouseEvent<any, MouseEvent>> {
  readonly 'aria-controls': string | undefined
  readonly 'aria-expanded': boolean
  readonly role: 'button'
  readonly tabIndex: 0
  readonly className: string | undefined
  readonly style: React.CSSProperties | undefined
}

Example

import * as React from 'react'
import {useA11yTrigger} from '@accessible/drawer'

const MyTrigger = () => {
  const ref = React.useRef(null)
  const a11yProps = useA11yTrigger(ref, {
    openClass: 'open',
    closedClass: 'closed',
  })

  return (
    <button ref={ref} {...a11yProps}>
      Clicking me toggles the drawer content
    </button>
  )
}

<Trigger>

This component wraps any React element and adds an onClick handler which toggles the open state of the drawer target.

Props

Prop	Type	Default	Required?	Description
closedClass	`string`	`undefined`	No	This class name will be applied to the child element when the drawer is `closed`.
openClass	`string`	`undefined`	No	This class name will be applied to the child element when the drawer is `open`.
closedStyle	`React.CSSProperties`	`undefined`	No	These styles will be applied to the child element when the drawer is `closed`.
openStyle	`React.CSSProperties`	`undefined`	No	These styles name will be applied to the child element when the drawer is `open`.
children	`React.ReactElement`	`undefined`	Yes	The child is cloned by this component and has aria attributes injected into its props as well as the events defined above.

<Trigger on='click'>
  <button className='my-button'>Open me!</button>
</Trigger>

// <button
//   class="my-button"
//   aria-controls="🅰12"
//   aria-expanded="false"
// >
//   Open me!
// </button>

useA11yCloseButton(target, options?)

A React hook for creating a headless close button to WAI-ARIA authoring practices. In addition to providing accessibility props to your component, this hook will add events for interoperability between actual

elements and fake ones e.g. and

to the target element

Arguments

Argument	Type	Required?	Description
target	`React.RefObject<T> \| T \| null`	Yes	A React ref or HTML element
options	`UseA11yCloseButtonOptions`	No	Configuration options

UseA11yCloseButtonOptions

export interface UseA11yCloseButtonOptions {
  /**
   * Adds an onClick handler in addition to the default one that
   * closes the drawer.
   */
  onClick?: (e: MouseEvent) => any
}

Returns

interface A11yProps<E extends React.MouseEvent<any, MouseEvent>> {
  readonly 'aria-controls': string | undefined
  readonly 'aria-expanded': boolean
  readonly 'aria-label': 'Close'
  readonly role: 'button'
  readonly tabIndex: 0
}

Example

import * as React from 'react'
import {useA11yCloseButton} from '@accessible/drawer'

const MyTrigger = () => {
  const ref = React.useRef(null)
  const a11yProps = useA11yCloseButton(ref, {
    onClick: () => console.log('Closing!'),
  })

  return (
    <button ref={ref} {...a11yProps}>
      Clicking me closes the drawer content
    </button>
  )
}

<CloseButton>

This is a convenience component that wraps any React element and adds an onClick handler which closes the drawer.

Props

Prop	Type	Default	Required?	Description
children	`React.ReactElement`	`undefined`	Yes	The child is cloned by this component and has aria attributes injected into its props as well as the events defined above.

<CloseButton>
  <button className='my-button'>Close me</button>
</CloseButton>

// <button
//   class="my-button"
//   aria-controls="drawer--12"
//   aria-expanded="false"
// >
//   Close me
// </button>

useDrawer()

This hook provides the value of the drawer's DrawerContextValue object

DrawerContextValue

export interface DrawerContextValue {
  /**
   * The open state of the drawer
   */
  isOpen: boolean
  /**
   * Opens the drawer
   */
  open: () => void
  /**
   * Closes the drawer
   */
  close: () => void
  /**
   * Toggles the open state of the drawer
   */
  toggle: () => void
  /**
   * A unique ID for the drawer target
   */
  id?: string
}

Example

const Component = () => {
  const {open, close, toggle, isOpen} = useDrawer()
  return <button onClick={toggle}>Toggle the drawer</button>
}

LICENSE

MIT

Name		Name	Last commit message	Last commit date
Latest commit History 27 Commits
src		src
test		test
types		types
.gitignore		.gitignore
.travis.yml		.travis.yml
CHANGELOG.md		CHANGELOG.md
LICENSE		LICENSE
README.md		README.md
babel.config.js		babel.config.js
package.json		package.json
tsconfig.json		tsconfig.json
yarn.lock		yarn.lock

License

accessible-ui/drawer

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<Drawer>

Features

Quick Start

API

Components

Hooks

<Drawer>

Props

useA11yTarget(target, options?)

Arguments

UseA11yTargetOptions

Returns

Example

<Target>

Props

Example

useA11yTrigger(target, options?)

Arguments

UseA11yTriggerOptions

Returns

Example

<Trigger>

Props

useA11yCloseButton(target, options?)

Arguments

UseA11yCloseButtonOptions

Returns

Example

<CloseButton>

Props

useDrawer()

DrawerContextValue

Example

LICENSE

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