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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| import {useEffect, useRef, useState} from 'react'; | ||
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| import './style.scss' | ||
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| const onMouseOver = (setCurrentIndex) => { | ||
| return (e) => { | ||
| const index = e.target.getAttribute('index') | ||
| if (index !== undefined && index !== null) { | ||
| setCurrentIndex(index) | ||
| } | ||
| } | ||
| } | ||
| const onMouseLeave = (setCurrentIndex, clickIndex) => { | ||
| return () => { | ||
| setCurrentIndex(clickIndex) | ||
| } | ||
| } | ||
| const onClick = (setClickIndex) => { | ||
| return (e) => { | ||
| const index = e.target.getAttribute('index') | ||
| if (index !== undefined && index !== null) { | ||
| setClickIndex(index) | ||
| } | ||
| } | ||
| } | ||
| const obj = [ | ||
| '热门网址', | ||
| '大家喜欢', | ||
| '最新网址' | ||
| ] | ||
| const Segmented = () => { | ||
| const [currentIndex, setCurrentIndex] = useState(0) | ||
| const [refresh, setRefresh] = useState(false) | ||
| const [clickIndex, setClickIndex] = useState(0) | ||
| const el = useRef(null) | ||
| const interval = useRef(null) | ||
| const left = useRef(0) | ||
| useEffect(() => { | ||
| let end = currentIndex * 33; | ||
| if (interval.current) { | ||
| clearInterval(interval.current) | ||
| interval.current = null | ||
| } | ||
| const eachStep = Math.abs(currentIndex - clickIndex) <= 0 ? 3 : Math.abs(currentIndex - clickIndex) * 2 | ||
| interval.current = setInterval(() => { | ||
| if (left.current < end) { | ||
| if (left.current + eachStep > end) { | ||
| left.current = end | ||
| } else { | ||
| left.current += eachStep | ||
| } | ||
| } else if (left.current > end) { | ||
| if (left.current - eachStep < end) { | ||
| left.current = end | ||
| } else { | ||
| left.current -= eachStep | ||
| } | ||
| } else { | ||
| clearInterval(interval.current) | ||
| interval.current = null | ||
| } | ||
| setRefresh((prev) => !prev) | ||
| }, 12) | ||
| }, [currentIndex, clickIndex]) | ||
| return ( | ||
| <div className={'segment'}> | ||
| <ul onMouseOver={onMouseOver(setCurrentIndex)} onMouseLeave={onMouseLeave(setCurrentIndex, clickIndex)} | ||
| onClick={onClick(setClickIndex)}> | ||
| {obj.map((item, index) => { | ||
| return ( | ||
| <li key={index} index={index} | ||
| style={index == currentIndex ? {color: 'white'} : {color: 'rgb(136,136,136)'}}>{item}</li> | ||
| ) | ||
| })} | ||
| <div className="active" ref={el} style={{left: `${left.current}%`}}></div> | ||
| </ul> | ||
| </div> | ||
| ) | ||
| } | ||
| export default Segmented; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| $height: 35px; | ||
| .segment { | ||
| width: calc(100% - 17.44rem); | ||
| position: absolute; | ||
| left: 20rem; | ||
| top: 6rem; | ||
| overflow: hidden; | ||
| height: $height; | ||
| z-index: 1; | ||
|
|
||
| ul { | ||
| display: flex; | ||
| justify-content: center; | ||
| list-style: none; | ||
| width: 250px; | ||
| border-radius: 15px; | ||
| border: 1px solid rgb(255, 255, 255); | ||
| height: $height; | ||
| background-color: rgb(224, 224, 224); | ||
| padding: 1px; | ||
| position: relative; | ||
| z-index: 1; | ||
| color: white; | ||
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| li { | ||
| width: 33.33%; | ||
| text-align: center; | ||
| line-height: $height - 10px; | ||
| padding: 3px; | ||
| border-radius: 15px; | ||
| z-index: 3; | ||
| cursor: pointer; | ||
| } | ||
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| .active { | ||
| background-color: rgb(67, 63, 77); | ||
| position: absolute; | ||
| width: 33.33%; | ||
| text-align: center; | ||
| height: $height - 4px; | ||
| left: 0; | ||
| padding: 3px; | ||
| border-radius: 15px; | ||
| color: white; | ||
| z-index: 2; | ||
| } | ||
| } | ||
| } |
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