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use Mouse Hover hook React in Typescript
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| import { useCallback, useEffect, useState, useRef } from 'react'; | |
| type THook<T extends HTMLElement> = [ | |
| React.RefObject<T>, | |
| boolean, | |
| ]; | |
| export const useMouseHover = <T extends HTMLElement>(): THook<T> => { | |
| const [hovered, setHovered] = useState(false); | |
| const ref = useRef<T>(null); | |
| const handleMouseOver = useCallback(() => { | |
| setHovered(true); | |
| }, [setHovered]); | |
| const handleMouseOut = useCallback(() => { | |
| setHovered(false); | |
| }, [setHovered]); | |
| useEffect(() => { | |
| const node = ref.current; | |
| if (node) { | |
| node.addEventListener('mouseover', handleMouseOver); | |
| node.addEventListener('mouseout', handleMouseOut); | |
| return () => { | |
| node.removeEventListener('mouseover', handleMouseOver); | |
| node.removeEventListener('mouseout', handleMouseOut); | |
| }; | |
| } | |
| }, [ref.current]); | |
| return [ref, hovered]; | |
| }; | |
| // Use example | |
| // const [buttonRef, buttonHovered] = useMouseHover<HTMLButtonElement>(); |
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