35 lines
No EOL
1.3 KiB
TypeScript
35 lines
No EOL
1.3 KiB
TypeScript
import { Tooltip, Button, Spacer } from '@geist-ui/core'
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import ChevronUp from '@geist-ui/icons/chevronUpCircleFill'
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import { useEffect, useState } from 'react'
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import styles from './scroll.module.css'
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const ScrollToTop = () => {
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const [shouldShow, setShouldShow] = useState(false)
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useEffect(() => {
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// if user is scrolled, set visible
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const handleScroll = () => {
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setShouldShow(window.scrollY > 100)
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}
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window.addEventListener('scroll', handleScroll)
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return () => window.removeEventListener('scroll', handleScroll)
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}, [])
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const onClick = (e: React.MouseEvent<HTMLButtonElement>) => {
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// blur the button
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e.currentTarget.blur()
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window.scrollTo({ top: 0, behavior: 'smooth' })
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}
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return (
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<div style={{ display: 'flex', flexDirection: 'row', width: '100%', height: 24, justifyContent: 'flex-end' }}>
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<Tooltip hideArrow text="Scroll to Top" className={`${styles['scroll-up']} ${shouldShow ? styles['scroll-up-shown'] : ''}`}>
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<Button aria-label='Scroll to Top' onClick={onClick} style={{ background: 'var(--light-gray)' }} auto >
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<Spacer height={2 / 3} inline width={0} />
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<ChevronUp />
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</Button>
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</Tooltip>
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</div>
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)
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}
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export default ScrollToTop |