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离li最近的图像
EN

Stack Overflow用户
提问于 2018-01-30 22:01:59
回答 2查看 62关注 0票数 1

我只想制作菜单图标的动画。如果我移除closest('img'),它将使整个li成为动画。

这不起作用:

代码语言:javascript
复制
//animate menu icons
$('.nav-item').hover(function() {
  console.log('entered');
  $(this).find('img').toggleClass('animated swing');
});
代码语言:javascript
复制
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.5.2/animate.min.css">

    <ul class="nav">
        <li class="nav-item">
            <a class="nav-link" href="dashboard">
                <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                <span class="menu-title">Dashboard</span>
            </a>
        </li>
        <li class="nav-item">
            <a class="nav-link" href="general-setup" onclick="gitLabFetch()" id="createEnviromentTab">
                <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                <span class="menu-title">Create Environment</span>
            </a>
        </li>
        <li class="nav-item">
            <a class="nav-link" data-toggle="collapse" href="#docker-pages" aria-expanded="false" aria-controls="testing-pages">
                <img src="../resources/img/icons/docker-icon.png" alt="">
                <span class="menu-title">Docker <i class="fa fa-sort-down"></i></span>
            </a>
            <div class="collapse" id="docker-pages">
                <ul class="nav flex-column sub-menu">
                    <li class="nav-item">
                        <a class="nav-link" href="docker-status">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Status</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="container-creation">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Creation</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-logs">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Logs</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-console">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Console</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-images">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Images</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-volumes">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Volumes</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-info">
                            <img src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Information</span>
                        </a>
                    </li>
                </ul>
            </div>
        </li>
        </ul>

EN

回答 2

Stack Overflow用户

回答已采纳

发布于 2018-01-30 22:41:25

你的超文本标记语言的结构使得你在.nav-item中嵌套了.nav-item<li>元素是一个块级元素,在您的dom层次结构中,有一个很大的块级元素(示例中的第三个<li> ),您可以在其上应用悬停。在这一个块级元素中有许多图像(这些图像恰好在其他.nav-item中,这可能会让您感到困惑)。由第三个<li>创建的这个大悬停区域会导致所有嵌套图像切换。

要修复您的特定示例,您可以在执行find操作之前将每个hover操作隔离到.nav-item a选择器,以获得每个锚的特定子图像,而不是每个列表项。

代码语言:javascript
复制
$('.nav-item a').hover(function() {
    $(this).find('img').toggleClass('animated swing');
});
票数 0
EN

Stack Overflow用户

发布于 2018-01-30 22:34:57

试试这段代码。

代码语言:javascript
复制
//animate menu icons
$('.nav-link').hover(function() {
  console.log('entered');
  $(this).find('.menu-image').toggleClass('animated swing');
});
代码语言:javascript
复制
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
 <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.5.2/animate.min.css">

    <ul class="nav">
        <li class="nav-item">
            <a class="nav-link" href="dashboard">
                <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                <span class="menu-title">Dashboard</span>
            </a>
        </li>
        <li class="nav-item">
            <a class="nav-link" href="general-setup" onclick="gitLabFetch()" id="createEnviromentTab">
                <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                <span class="menu-title">Create Environment</span>
            </a>
        </li>
        <li class="nav-item">
            <a class="nav-link" data-toggle="collapse" href="#docker-pages" aria-expanded="false" aria-controls="testing-pages">
                <img class="menu-image" src="../resources/img/icons/docker-icon.png" alt="">
                <span class="menu-title">Docker <i class="fa fa-sort-down"></i></span>
            </a>
            <div class="collapse" id="docker-pages">
                <ul class="nav flex-column sub-menu">
                    <li class="nav-item">
                        <a class="nav-link" href="docker-status">
                            <img  class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Status</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="container-creation">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Creation</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-logs">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Logs</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-console">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Container Console</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-images">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Images</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-volumes">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Volumes</span>
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="docker-info">
                            <img class="menu-image" src="https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678134-sign-check-128.png" alt="" class="menuIcon">
                            <span class="menu-title">Information</span>
                        </a>
                    </li>
                </ul>
            </div>
        </li>
        </ul>

票数 0
EN
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/48523285

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