“Detectar clique fora do componente React” Respostas de código

Clique fora do componente React

const componentRef = useRef();

useEffect(() => {
    document.addEventListener("click", handleClick);
    return () => document.removeEventListener("click", handleClick);
    function handleClick(e: any) {
        if(componentRef && componentRef.current){
            const ref: any = componentRef.current
            if(!ref.contains(e.target)){
                // put your action here
            }
        }
    }
}, []);
DevAndR

Detectar clique fora do componente React

import React, { useRef, useEffect } from "react";

/**
 * Hook that alerts clicks outside of the passed ref
 */
function useOutsideAlerter(ref) {
    useEffect(() => {
        /**
         * Alert if clicked on outside of element
         */
        function handleClickOutside(event) {
            if (ref.current && !ref.current.contains(event.target)) {
                alert("You clicked outside of me!");
            }
        }

        // Bind the event listener
        document.addEventListener("mousedown", handleClickOutside);
        return () => {
            // Unbind the event listener on clean up
            document.removeEventListener("mousedown", handleClickOutside);
        };
    }, [ref]);
}

/**
 * Component that alerts if you click outside of it
 */
export default function OutsideAlerter(props) {
    const wrapperRef = useRef(null);
    useOutsideAlerter(wrapperRef);

    return <div ref={wrapperRef}>{props.children}</div>;
}
Clean Crane

detectar clique fora do componente React

import { useState, useEffect, useRef } from 'react';

export default function useComponentVisible(initialIsVisible) {
    const [isComponentVisible, setIsComponentVisible] = useState(initialIsVisible);
    const ref = useRef(null);

    const handleClickOutside = (event) => {
        if (ref.current && !ref.current.contains(event.target)) {
            setIsComponentVisible(false);
        }
    };

    useEffect(() => {
        document.addEventListener('click', handleClickOutside, true);
        return () => {
            document.removeEventListener('click', handleClickOutside, true);
        };
    }, []);

    return { ref, isComponentVisible, setIsComponentVisible };
}
Embarrassed Echidna

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