我正在将Bootstrao与wordpress结合使用，我想知道当当前页面在子菜单项中时是否可以使引导子菜单保持打开状态。
我认为这可以通过javascript实现，但我已经做了一些努力，使它能够真正适用的解决方案。
例如我有一个像这样的菜单 关于 - 公司 - 包装好处 - 设计
我希望子菜单在我选择任何子菜单页面时保持打开状态
我认为发布整个代码会很棘手，但到目前为止这就是我所做的
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>
Company | </title>
<meta name="description" content="Aliquam lobortis. Vestibulum purus quam, scelerisque ut, mollis sed, nonummy id, metus. In enim justo, rhoncus ut, imperdiet a, venenatis vitae, justo. Aenean posuere, tortor sed cursus feugiat, nunc augue"/>
<meta name="keywords" content="Company" />
<!-- Bootstrap core CSS -->
<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet">
<link href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" rel="stylesheet">
<!-- fancybox -->
<link href='//cdnjs.cloudflare.com/ajax/libs/fancybox/2.1.5/jquery.fancybox.min.css' rel="stylesheet">
<link href="//cdnjs.cloudflare.com/ajax/libs/animate.css/3.1.0/animate.min.css" rel="stylesheet">
<!-- Custom styles for this template -->
<link href="style.css" rel="stylesheet">
<!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
<script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script>
<![endif]-->
<body>
<div id="all">
<div id="nocover"></div>
<section id="header">
<nav class="navbar navbar-default">
<div class="container">
<div class="col-sm-3">
<a href="#" id="indexlogo" title="" class="img-responsive">
<h1 class="sr-only">#</h1>
</a>
</div>
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#main-menu-toggle">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<div class="col-sm-9">
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="main-menu-toggle">
<div class="menu-mainmenu-container"><ul id="menu-mainmenu" class="nav navbar-nav">
<li id="menu-item-59" class="menu-item menu-item-type-post_type menu-item-object-page current-page-ancestor current-menu-parent current-page-parent current_page_parent menu-item-has-children dropdown menu-item-59"><a class="dropdown-toggle" data-toggle="dropdown" href="">ABOUT US <b class="caret"></b></a>
<ul class="dropdown-menu">
<li id="menu-item--6" class="menu-item menu-item-type-post_type menu-item-object-page current-menu-item page_item page-item-77 current_page_item active menu-item--6"><a href="#">Company</a></li>
<li id="menu-item--7" class="menu-item menu-item-type-post_type menu-item-object-page menu-item--7"><a href="#">Packaging Benefits</a></li>
<li id="menu-item--8" class="menu-item menu-item-type-post_type menu-item-object-page menu-item--8"><a href="#">Design</a></li>
</ul>
</li>
</ul></div> </div><!-- /.navbar-collapse -->
</div>
</div><!-- /.container-fluid -->
</nav>
</section>
<section id="content" class="container">
<div class="row">
<div class="col-sm-12">
<div id="maincontent">
</div>
</div>
</div><!-- // end row -->
</section>
<!-- // end section maincontent -->
</div><!-- //end all -->
<footer id="footer">
</footer>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<!-- Load Custom javascripts -->
<script src="//cdnjs.cloudflare.com/ajax/libs/fancybox/2.1.5/jquery.fancybox.min.js"></script>
<script src="http://gypthirtynine.wpengine.com/wp-content/themes/39-22/jquery.validate.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery-easing/1.3/jquery.easing.min.js"></script>
<script type="text/javascript">
jQuery(document).ready(function($) {
</script>
</body>
</html>
CSS
.dropdown .dropdown-menu{
opacity: 0;
-moz-transition: all 1000ms ease;
-webkit-transition: all 1000ms ease;
-o-transition: all 1000ms ease;
-ms-transition: all 1000ms ease;
transition: all 1000ms ease;
}
.dropdown:hover .dropdown-menu {
display: block;
opacity: 1;
}
#main-menu-toggle li a{
}
#main-menu-toggle li {
height:50px;
line-height:50px;
}
#main-menu-toggle li .caret {
display:none;
}
#main-menu-toggle li a{
display:inline-block;
padding-right: 30px;
padding-left:0px;
background:none;
background-image:url(img/tilt.png);
background-repeat:no-repeat;
}
#main-menu-toggle li a{
color:#fff;
}
#main-menu-toggle li a:hover{
color:#00aeef;
}
/* submenu */
#main-menu-toggle li ul{
/*display:block;*/
height:50px;
z-index:9999 !important;
}
#main-menu-toggle li ul li a{
display:inline-block;
padding-right: 20px;
padding-left:0px;
background:url(img/tilt.png) no-repeat right 4px !important;
background-size:25% !important;
}
#main-menu-toggle li ul {
z-index:9999 !important;
width:500px;
background:none;
box-shadow:none;
}
#main-menu-toggle li ul:before {
content:" ";
position:absolute;
top:-40px;
left:-30px;
background:url(img/tiltbig.png) no-repeat 0 0;
height:80px;
width:59px;
z-index:-9999 !important;
cursor:pointer;
}
#main-menu-toggle li ul li{
float:left;
}
#main-menu-toggle li ul li a{
display:inline-block;
float:left;
color:#00aeef;
}
提前感谢您的帮助
答案 0 :(得分：1)
试试这个帮助你。
jQuery(document).ready(function(e) {
alert(jQuery('#menu-mainmenu').find('.current-menu-item').text());
jQuery('#menu-mainmenu').find('.current-menu-item').closest('.current-menu-parent').children('.dropdown-toggle').trigger('click');
});<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet"/>
<body>
<div id="all">
<div id="nocover"></div>
<section id="header">
<nav class="navbar navbar-default">
<div class="container">
<div class="col-sm-3">
<a href="#" id="indexlogo" title="" class="img-responsive">
<h1 class="sr-only">#</h1>
</a>
</div>
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#main-menu-toggle">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<div class="col-sm-9">
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="main-menu-toggle">
<div class="menu-mainmenu-container"><ul id="menu-mainmenu" class="nav navbar-nav">
<li id="menu-item-59" class="menu-item menu-item-type-post_type menu-item-object-page current-page-ancestor current-menu-parent current-page-parent current_page_parent menu-item-has-children dropdown menu-item-59"><a class="dropdown-toggle" data-toggle="dropdown" href="">ABOUT US <b class="caret"></b></a>
<ul class="dropdown-menu">
<li id="menu-item--6" class="menu-item menu-item-type-post_type menu-item-object-page current-menu-item page_item page-item-77 current_page_item active menu-item--6"><a href="#">Company</a></li>
<li id="menu-item--7" class="menu-item menu-item-type-post_type menu-item-object-page menu-item--7"><a href="#">Packaging Benefits</a></li>
<li id="menu-item--8" class="menu-item menu-item-type-post_type menu-item-object-page menu-item--8"><a href="#">Design</a></li>
</ul>
</li>
</ul></div> </div><!-- /.navbar-collapse -->
</div>
</div><!-- /.container-fluid -->
</nav>
</section>
<section id="content" class="container">
<div class="row">
<div class="col-sm-12">
<div id="maincontent">
</div>
</div>
</div><!-- // end row -->
</section>
<!-- // end section maincontent -->
</div><!-- //end all -->
<footer id="footer">
</footer>
</body>