如何解决显示带有悬停事件后如何保持下拉菜单显示?
我有一个标题,该标题由指向其他网站的导航链接组成,其中某些链接通过下拉菜单显示。 通过事件悬停,我添加了动画和样式来随时查看您的活动,如果出现下拉菜单,则会显示所有选项。 事实是,我不知道如何保持显示下拉菜单来选择任何链接,并且在使用@mouseleave的情况下它消失了。 我尝试将事件@mouseleave移至下拉菜单本身,但它不起作用。 如果有人可以让我看到我的错误。 在此先感谢您的时间和帮助。 我给您留下了一个链接,其中包含我现在可以使用的示例
https://codepen.io/carlosurra/pen/YzqXjdP
这是我的模板
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/1.0.18/vue.min.js"></script>
<div id="row">
<div class="col-xs-12">
<header>
<nav class="navbar navbar-expand-lg navbar-light header">
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav menu">
<li class="nav-item">
<a class="nav-link">PERSONAL INFO</a>
</li>
<li class="nav-item">
<a class="nav-link menu-link-toggle" @mouseover="animalList = true" @mouseleave="animalList = false" >PERSONAL FORM</a>
<ul class='dropdown-menu' v-if="animalList">
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>DATA</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>FORM DATA</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' >AUTOCOMPLETE</a>
</li>
</ul>
</li>
<li class="nav-item">
<a class='menu-link menu-link-toggle' @mouseover="serviceList = true" @mouseleave="serviceList = false">SERVICES</a>
<ul class='dropdown-menu' v-if="serviceList">
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' >LA CRÉMATION PRIVÉE</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' href="https://www.esthima.fr/incineration-reference">PERSONAL S</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>COMPANY S</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' >FULL S INFO</a>
</li>
</ul>
</li>
<li class="nav-item">
<a class="nav-link ">SHOP</a>
</li>
<li class="nav-item active">
<router-link class="nav-link" to="/devis">TARIFS ET DEVIS </router-link>
</li>
<li class="nav-item">
<a class='menu-link menu-link-toggle' @mouseover="contactList = true" @mouseleave="contactList = false">CONTACT</a>
<ul class='dropdown-menu' v-if="contactList">
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>MAIL</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' >PHONE</a>
</li>
</ul>
</li>
</ul>
</div>
</nav>
</header>
</div>
</div>
这是我的CSS
.header {
display: flex;
justify-content: center;
align-items: baseline;
}
.menu {
list-style: none;
display: flex;
align-items: center;
}
.nav-item {
padding: 25px;
position: relative;
}
.nav-link:hover {
color: grey;
}
.menu-link-toggle {
cursor: pointer;
}
.dropdown-menu {
margin-top: 10px;
list-style: none;
position: absolute;
padding: 1em 1.25em 0.5em 0.75em;
background-color: white;
width: max-content;
box-shadow: 0px 14px 24px 0px rgba(0,0.21);
}
.dropdown-menu-item {
margin: 20px 0 20px 0;
}
.dropdown-menu-link {
font-size: 14px;
font-weight: bold;
color: red;
text-decoration: none;
}
.head {
font-size: 14px;
color: red;
font-weight: bold;
text-decoration: none;
}
.head:before {
content: '';
position: absolute;
width: 30%;
height: 3px;
bottom: 30%;
left: 35%;
background: red;
visibility: hidden;
border-radius: 5px;
transform: scaleX(0);
transition: .25s linear;
}
.head:hover:before,.head:focus:before {
visibility: visible;
transform: scaleX(1);
}
.added {
display: none;
}
解决方法
将mouseover和mouseleave事件放在包含链接和下拉列表的<li>
元素上。
<li class="nav-item" @mouseover="animalList = true" @mouseleave="animalList = false">
<a class="nav-link menu-link-toggle">PERSONAL FORM</a>
<ul class='dropdown-menu' v-if="animalList">
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>DATA</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link'>FORM DATA</a>
</li>
<li class='dropdown-menu-item'>
<a class='dropdown-menu-link' >AUTOCOMPLETE</a>
</li>
</ul>
</li>
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