考虑在活动元素上有一个类,并在当前规则中使用这个类,例如:
<view id="{{index}}" class="weui-navbar__item {{activeIndex == index ? 'weui-bar__item_on' : ''}}" bindtap="tabClick"> <view class="weui-navbar__title">{{item}}</view> </view> </block> <view class="weui-navbar__slider" style="left: {{sliderLeft}}px; transform: tra...
我们给子菜单sub-nav组件添加一个v-if默认是false,当点击title的时候为true,但是我们发现点击子菜单里的item不能添加active的类,原因是我们sub-nav里的item实例是在created的时候添加到nav中的,而v-if为false的时候item组件并不执行created钩子,所以不会添加active 解决办法:将v-if换成v-show 实现多级菜单 bug:当...
<view id="{{index}}" class="weui-navbar__item {{activeIndex == index ? 'weui-bar__item_on' : ''}}" bindtap="tabClick"> <view class="weui-navbar__title">{{item}}</view> </view> </block> <view class="weui-navbar__slider" style="left: {{sliderLeft}}px; transform: tra...
$(document).ready(function() { $(document).on('click', '.nav-item a', function (e) { $(this).parent().addClass('active').siblings().removeClass('active'); }); }); Share Improve this answer Follow answered Mar 27, 2017 at 18:39 Carlos Cuesta 1,46411 gold badge2121 silver...
<li class="nav-item active"> <a class="nav-link" href="#">Sources<span class="sr-only">(current)</span></a> </li> <li class="nav-item dropdown"> <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown1" role="button" data-toggle="dropdown" aria-ha...
Swift NavBar隐藏NavBarItem 是指在Swift编程语言中,隐藏导航栏中的某个导航项(NavBarItem)的操作。 在Swift中,可以通过以下步骤来隐藏导航栏中的导航项: 首先,确保你的视图控制器(ViewController)已经嵌入到导航控制器(Navigation Controller)中。如果没有,可以通过以下代码将其嵌入到导航控制器中: 代码语言:txt 复...
item active"> <a class="nav-link" href="/home">Home<span class="sr-only">(current)</span></a> </li> <li class="nav-item"> <a class="nav-link" href="/projects">Projects</a> </li> <li class="nav-item"> <a class="nav-link" href="/blogs">Blogs</a> </li> <l...
堆栈闪电码:https://stackblitz.com/edit/web-platform-uwbmw4?devtoolsheight=33&file=index.html ...
className={({ isActive }) => (isActive ? s.navActive : s.navBtn)} to={item.to} key={index} onClick = { (e) => { if (lineVisible == false) { setLineVisible(true); const current = navLine.current if (current != undefined) { current.style.left = e.currentTarget.offsetLeft ...