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109 changes: 42 additions & 67 deletions
109
packages/react/src/components/ClickOutsideListener/index.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,97 +1,72 @@ | ||
| import React from 'react'; | ||
| import React, { useRef, useEffect } from 'react'; | ||
| import setRef from '../../utils/setRef'; | ||
|
|
||
| export interface ClickOutsideListenerProps< | ||
| T extends HTMLElement = HTMLElement | ||
| > { | ||
| children?: React.ReactNode; | ||
| children?: React.ReactElement; | ||
| onClickOutside: (e: MouseEvent | TouchEvent) => void; | ||
| mouseEvent?: 'mousedown' | 'click' | 'mouseup' | false; | ||
| touchEvent?: 'touchstart' | 'touchend' | false; | ||
| target?: T; | ||
| } | ||
|
|
||
| export default class ClickOutsideListener extends React.Component<ClickOutsideListenerProps> { | ||
| static displayName = 'ClickOutsideListener'; | ||
|
|
||
| static defaultProps = { | ||
| mouseEvent: 'click', | ||
| touchEvent: 'touchend' | ||
| }; | ||
|
|
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| private nodeRef: HTMLElement | null; | ||
|
|
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| handleEvent = (event: MouseEvent | TouchEvent) => { | ||
| const { nodeRef, props } = this; | ||
| const { onClickOutside, target } = props; | ||
| function ClickOutsideListener( | ||
| { | ||
| children, | ||
| mouseEvent = 'mouseup', | ||
| touchEvent = 'touchend', | ||
| target, | ||
| onClickOutside = () => null | ||
| }: ClickOutsideListenerProps, | ||
| ref: React.ForwardedRef<HTMLElement> | ||
| ): JSX.Element | null { | ||
| const childElementRef = useRef<HTMLElement>(); | ||
|
|
||
| const handleEvent = (event: MouseEvent | TouchEvent) => { | ||
| if (event.defaultPrevented) { | ||
| return; | ||
| } | ||
|
|
||
| const eventTarget = event.target as HTMLElement; | ||
| if ( | ||
| (target && !target.contains(eventTarget)) || | ||
| (nodeRef && !nodeRef.contains(eventTarget)) | ||
| (!!target && !target.contains(eventTarget)) || | ||
| (childElementRef.current && | ||
| !childElementRef.current.contains(eventTarget)) | ||
| ) { | ||
| onClickOutside(event); | ||
| } | ||
| }; | ||
|
|
||
| componentDidMount() { | ||
| this.attachEventListeners(); | ||
| } | ||
|
|
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| componentDidUpdate(prevProps: ClickOutsideListenerProps) { | ||
| const { mouseEvent, touchEvent } = this.props; | ||
| if ( | ||
| prevProps.mouseEvent !== mouseEvent || | ||
| prevProps.touchEvent !== touchEvent | ||
| ) { | ||
| this.removeEventListeners(prevProps.mouseEvent, prevProps.touchEvent); | ||
| this.attachEventListeners(); | ||
| } | ||
| } | ||
|
|
||
| componentWillUnmount() { | ||
| const { mouseEvent, touchEvent } = this.props; | ||
| this.removeEventListeners(mouseEvent, touchEvent); | ||
| } | ||
|
|
||
| private attachEventListeners = () => { | ||
| const { mouseEvent, touchEvent } = this.props; | ||
| typeof mouseEvent === 'string' && | ||
| document.addEventListener(mouseEvent, this.handleEvent); | ||
| typeof touchEvent === 'string' && | ||
| document.addEventListener(touchEvent, this.handleEvent); | ||
| const resolveRef = (node: HTMLElement) => { | ||
| childElementRef.current = node; | ||
| // Ref for this component should pass-through to the child node | ||
| setRef(ref, node); | ||
| // If child has its own ref, we want to update | ||
| // its ref with the newly cloned node | ||
| const { ref: childRef } = children as any; | ||
| setRef(childRef, node); | ||
| }; | ||
|
|
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| private removeEventListeners = ( | ||
| mouseEvent: ClickOutsideListenerProps['mouseEvent'], | ||
| touchEvent: ClickOutsideListenerProps['touchEvent'] | ||
| ) => { | ||
| useEffect(() => { | ||
| typeof mouseEvent === 'string' && | ||
| document.removeEventListener(mouseEvent, this.handleEvent); | ||
| document.addEventListener(mouseEvent, handleEvent); | ||
| typeof touchEvent === 'string' && | ||
| document.removeEventListener(touchEvent, this.handleEvent); | ||
| }; | ||
| document.addEventListener(touchEvent, handleEvent); | ||
|
|
||
| resolveRef = (node: HTMLElement) => { | ||
| this.nodeRef = node; | ||
| return () => { | ||
| typeof mouseEvent === 'string' && | ||
| document.removeEventListener(mouseEvent, handleEvent); | ||
| typeof touchEvent === 'string' && | ||
| document.removeEventListener(touchEvent, handleEvent); | ||
| }; | ||
| }, [mouseEvent, touchEvent]); | ||
|
|
||
| setRef; | ||
| // If child has its own ref, we want to update | ||
| // its ref with the newly cloned node | ||
| const { ref } = this.props.children as any; | ||
| setRef(ref, node); | ||
| }; | ||
|
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||
| render() { | ||
| const { props, resolveRef } = this; | ||
| return !props.children | ||
| ? null | ||
| : React.cloneElement(props.children as any, { | ||
| ref: resolveRef | ||
| }); | ||
| } | ||
| return !children | ||
| ? null | ||
| : React.cloneElement(children as React.ReactElement, { ref: resolveRef }); | ||
| } | ||
|
|
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| ClickOutsideListener.displayName = 'ClickOutsideListener'; | ||
|
|
||
| export default React.forwardRef(ClickOutsideListener); |
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