rou*_*cle 6 css reactjs react-slick next.js
我正在使用react-slick(https://react-slick.neostack.com/)来制作我的博客的简单滑块组件。现在,我想简单地将position:relative和z-index:50设置为类slack-current(由Slider组件生成)的div,但找不到任何方法来做到这一点。我将 NextJS 与以下组件一起使用:
function Carousel({ blogs }) {
const [imageIndex, setImageIndex] = useState(0);
const transformDate = (date) => {
return date.substring(0, 10);
};
const NextArrow = ({ onClick }) => {
return (
<div className={`${styles.arrow} ${styles.next}`} onClick={onClick}>
<FaArrowRight />
</div>
);
};
const PrevArrow = ({ onClick }) => {
return (
<div className={`${styles.arrow} ${styles.prev}`} onClick={onClick}>
<FaArrowLeft />
</div>
);
};
const settings = {
dots: false,
infinite: true,
speed: 500,
slidesToShow: 3,
slidesToScroll: 1,
centerMode: true,
nextArrow: <NextArrow />,
prevArrow: <PrevArrow />,
beforeChange: (current, next) => setImageIndex(next),
};
return (
<div className={styles.carouselContainer}>
<Slider {...settings} className={styles.slider}>
{blogs.map((blog, idx) => (
<div key={idx} className={styles.slide}>
<div
className={
idx === imageIndex
? `${styles.innerSlide} ${styles.activeSlide}`
: `${styles.innerSlide} ${styles.passiveSlide}`
}
>
<p>{transformDate(blog.created_on)}</p>
<h3>{blog.title}</h3>
<p>{blog.subtitle}</p>
<button
className={
idx === imageIndex
? `${styles.button} ${styles.activeButton}`
: styles.button
}
>
<Link href={"/blog/" + blog.id}>READ MORE</Link>
</button>
</div>
</div>
))}
</Slider>
</div>
);
}
export default Carousel;
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因此,由于我在 Slider 组件上设置了 className ={styles.slider} ,我想我可以在 CSS 中这样解决它:
.slider .slick-current {
position: relative !important;
z-index: 50 !important;
}
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然而,这没有出现,因此没有效果。我也尝试使用 JavaScript 查询选择器来执行此操作,但这也不起作用。有人知道如何做这个看似简单的事情吗?
我用 JavaScript 让它工作,尽管它不是一个优雅的解决方案。下面的代码将使用 useEffect 将position:relative和z-index:50添加到具有CSS类slick-current的元素中,并将其从其他活动幻灯片中删除(因为当另一个幻灯片成为当前幻灯片时,slick当前类会更改幻灯片) :
function Carousel({ blogs }) {
const [imageIndex, setImageIndex] = useState(0);
const transformDate = (date) => {
return date.substring(0, 10);
};
const NextArrow = ({ onClick }) => {
return (
<div className={`${styles.arrow} ${styles.next}`} onClick={onClick}>
<FaArrowRight />
</div>
);
};
const PrevArrow = ({ onClick }) => {
return (
<div className={`${styles.arrow} ${styles.prev}`} onClick={onClick}>
<FaArrowLeft />
</div>
);
};
useEffect(() => {
document.querySelectorAll(".slick-active").forEach((el) => {
el.style.setProperty("position", "static", "important");
});
document
.querySelectorAll(".slick-current")
.style.setProperty("position", "relative", "important");
document
.querySelectorAll(".slick-current")
.style.setProperty("z-index", "50", "important");
}, [imageIndex]);
const settings = {
dots: false,
infinite: true,
speed: 500,
slidesToShow: 3,
slidesToScroll: 1,
centerMode: true,
nextArrow: <NextArrow />,
prevArrow: <PrevArrow />,
beforeChange: (current, next) => setImageIndex(next),
};
return (
<div className={styles.carouselContainer}>
<Slider {...settings}>
{blogs.map((blog, idx) => (
<div key={idx}>
<div
className={
idx === imageIndex
? `${styles.innerSlide} ${styles.activeSlide}`
: `${styles.innerSlide} ${styles.passiveSlide}`
}
>
<p>{transformDate(blog.created_on)}</p>
<h3>{blog.title}</h3>
<p>{blog.subtitle}</p>
<button
className={
idx === imageIndex
? `${styles.button} ${styles.activeButton}`
: styles.button
}
>
<Link href={"/blog/" + blog.id}>READ MORE</Link>
</button>
</div>
</div>
))}
</Slider>
</div>
);
}
export default Carousel;
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仍然欢迎更好的解决方案!
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