你好,我有一个问题。
我正在尝试更改 mouseenter
事件上轮播实例的选项。我需要做什么才能重新渲染实例?
我的html:
<div class="carousel carousel-slider center">
<div class="carousel-fixed-item center">
<a class="btn waves-effect white grey-text darken-text-2">button</a>
</div>
<div class="carousel-item red white-text" href="#one!">
<h2>First Panel</h2>
<p class="white-text">This is your first panel</p>
</div>
<div class="carousel-item amber white-text" href="#two!">
<h2>Second Panel</h2>
<p class="white-text">This is your second panel</p>
</div>
<div class="carousel-item green white-text" href="#three!">
<h2>Third Panel</h2>
<p class="white-text">This is your third panel</p>
</div>
<div class="carousel-item blue white-text" href="#four!">
<h2>Fourth Panel</h2>
<p class="white-text">This is your fourth panel</p>
</div>
</div>
我的js:
document.addEventListener('DOMContentLoaded', function() {
var elems = document.querySelectorAll('.carousel');
var instances = M.Carousel.init(elems, {
fullWidth: true,
indicators: false
});
});
document.querySelector('.carousel').
addEventListener('mouseenter', function(event) {
var elem = document.querySelector('.carousel');
M.Carousel.getInstance(elem).options.indicators = true;
});
这是 codepen 上的示例:https://codepen.io/bearwithme/pen/MWaOvbX
最佳答案
首先,我会初始化指示器,然后使用简单的 css onhover 隐藏和显示它们。太容易了。
如果您必须更改 mouseenter 上的功能,则需要销毁实例并重新初始化:
instance.destroy();
var elems = document.querySelectorAll('.carousel');
var instances = M.Carousel.init(elems, {
fullWidth: true,
indicators: true
});
关于javascript - Materialise CSS 轮播在 mouseenter 上显示指示器,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/61575977/