๐ง Tailwind CSS+Reactใไฝฟใฃใ้ ๅๅคใฏใชใใฏใง้ใใใใญใใใใฆใณใกใใฅใผ
CSS Only ใฎใใฌใผใ ใฏใผใฏใไฝฟใๆใใใญใใใใฆใณใกใใฅใผใไฝใๅ ดๅใซใฏ้ ๅๅคใใฏใชใใฏใใใ้ใใๆฉ่ฝใๅ ฅใใฆใใใใใฎใงใใใๆฐใๆใใใๆจช็ใใใใชใฎใง็ฐกๅใซๅฎ่ฃ ใงใใใใใซใใๆนใใกใขใ
ใณใณใใผใใณใๅด
useEffect
ใงใชในใใผใใคใใใๅคใใใใใ- ใใฆในใใฆใณใใๆใซ
useRef
ใไฝฟใฃใฆ้ ๅๅ ใใฉใใใๅคๅฎ useState
ใไฝฟใฃใฆ็ถๆ ใๅใๆฟใใ
import React, { useRef, useState, useEffect } from "react";
const Dropdown = (props) => {
const [isOpen, setIsOpen] = useState(false);
const dropdownRef = useRef();
useEffect(() => {
document.addEventListener("mousedown", handleOutsideClick);
return () => {
document.removeEventListener("mousedown", handleOutsideClick);
};
}, []);
const handleOutsideClick = (e) => {
if (dropdownRef.current && !dropdownRef.current.contains(e.target)) {
setIsOpen(false);
}
};
return (
<>
<div ref={dropdownRef} className="relative inline-block text-left">
<span className="rounded-md shadow-sm">
<button onClick={() => setIsOpen(!isOpen)} type="button" className="inline-flex justify-center w-full rounded-md border border-gray-300 px-4 py-2 bg-white text-sm leading-5 font-medium text-gray-700 hover:text-gray-500 focus:outline-none active:bg-gray-50 active:text-gray-800 transition ease-in-out duration-150" id="options-menu" aria-haspopup="true" aria-expanded={isOpen}>
{props.title}
<svg className="-mr-1 ml-2 h-5 w-5" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">
<path fillRule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clipRule="evenodd" />
</svg>
</button>
</span>
{isOpen && (
<>
<div className="origin-top-left absolute left-0 mt-2 w-56 rounded-md shadow-lg z-50">
<div className="rounded-md bg-white shadow-xs">
<div className="py-1" role="menu" aria-orientation="vertical" aria-labelledby="options-menu">
{props.children}
</div>
</div>
</div>
</>
)}
</div>
</>
);
};
export default Dropdown;
ไฝฟใๅด
- ใใญใใใใฆใณใฎไธญ่บซใฏ
props.children
ใงๅคใใๆธกใ
<Dropdown label="Options">
<a href="#" className="block px-4 py-2 text-sm leading-5 text-gray-700 hover:bg-gray-100 hover:text-gray-900 focus:outline-none focus:bg-gray-100 focus:text-gray-900" role="menuitem">
Item0
</a>
<a href="#" className="block px-4 py-2 text-sm leading-5 text-gray-700 hover:bg-gray-100 hover:text-gray-900 focus:outline-none focus:bg-gray-100 focus:text-gray-900" role="menuitem">
Item1
</a>
<a href="#" className="block px-4 py-2 text-sm leading-5 text-gray-700 hover:bg-gray-100 hover:text-gray-900 focus:outline-none focus:bg-gray-100 focus:text-gray-900" role="menuitem">
Item2
</a>
</Dropdown>
React ใฏใพใ ๆ
ฃใใชใใใ ใใฉ Vue ใจ้ใฃใฆ children
ใฎไธญ่บซใใใฟใณใฎใจใใจใณใณใใณใใฎใจใใใๅใใฆๆธกใใใใชไบใฏใงใใชใใฎใใช๏ผ๏ผVue ใ ใจslot:label
ใจslot:content
ใฟใใใชใฟใฐใใคใใฆๆธกใไบใใงใใ๏ผ
ใใฟใณใฎใฉใใซใฎ้จๅใใขใคใณใณใซใใใๆใใใใฎใงใงใใใฐใฉใใซ้จๅใ html ใฟใฐใใจใณใณใใผใใณใใฎๅคใใๆธกใใใใใฉใใใฎๆใฏใพใไธๆ้ใใใใใใ
ๆๆ
Tailwind CSS
ใๅใใฆไฝฟใฃใฆใฟใใใ ใใฉใจใฆใใใใใใงใใญใ
tailwind.config.js
ใซใกใใใฃใจ่จ่ฟฐใๅ
ฅใใใ ใใง purgeCSS
ใไฝฟใใใจใใใ็ด ๆตใ
CSS ใใฌใผใ ใฏใผใฏใใใใคใไฝฟใฃใฆใฟใ็ตๆใใฃใฑใ Bootstrap ใ่ฏใใจๆใฃใฆใใใใ ใใฉใTailwind CSS ใฏไปฒ่ฏใใใฃใฆใใใใใงใใ
ใใใใใใพใงในใฟใคใซใ html ใซๆธใใพใใใฎใ ใฃใใใใฃใ Vanilla CSS ใใฟใฐใซ็ดๆธใใใใฎใจๅคใใใชใใฎใงใฏใจๆใฃใใใฉใใใใใใณใผใ้ใๆธใใกใชใใใใใฃใใใใใฎใใชใใ ใจใใใ CSS ใฏๆฎ้ใซ่ชๅใงๆธใใๆนใไฝๅใชใฟใฐใๆธใฃใฆ็ถบ้บใงใทใณใใซใซๆธใใใใชใจใๆใใคใคใใใใใใ CSS ใซไธๅ่งฆใใใซ้็บใ้ฒใใใใใฎใฏใใญใใฟใคใใฎๆฎต้ใงใฏ้่ฆใ ใใชใจๆใใใใชใใชใ็ญใใๅบใฆใใพใใ…