body {
padding-top: 50px;
}
.dropdown.dropdown-lg .dropdown-menu {
margin-top: -1px;
padding: 6px 20px;
}
.input-group-btn .btn-group {
display: flex !important;
}
.btn-group .btn {
border-radius: 0;
margin-left: -1px;
}
.btn-group .btn:last-child {
border-top-right-radius: 4px;
border-bottom-right-radius: 4px;
}
.form-horizontal .btn[type="submit"] {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
.form-horizontal .form-group {
margin-left: 0;
margin-right: 0;
}
.form-group .form-control:last-child {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
@media screen and (min-width: 768px) {
#adv-search {
width: 500px;
margin: 0 auto;
}
.dropdown.dropdown-lg {
position: static !important;
}
.dropdown.dropdown-lg .dropdown-menu {
min-width: 500px;
}
}
<!DOCTYPE html>
<html>
<head>
<title></title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha/css/bootstrap.min.css">
<link rel="stylesheet" href="css/style.css">
<script type="text/javascript" src="https://code.jquery.com/jquery-3.1.0.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-12">
<form class="form-horizontal" role="form">
<div class="input-group" id="adv-search">
<input type="text" class="form-control" placeholder="Search for snippets" />
<div class="input-group-btn">
<div class="btn-group" role="group">
<div class="dropdown dropdown-lg">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false"><span class="caret"></span></button>
<div class="dropdown-menu dropdown-menu-right" role="menu">
<div class="form-group">
<label for="filter">Filter by</label>
<select class="form-control">
<option value="0" selected>All Snippets</option>
<option value="1">Featured</option>
<option value="2">Most popular</option>
<option value="3">Top rated</option>
<option value="4">Most commented</option>
</select>
</div>
<div class="form-group">
<label for="contain">Author</label>
<input class="form-control" type="text" />
</div>
<div class="form-group">
<label for="contain">Contains the words</label>
<input class="form-control" type="text" />
</div>
<button type="submit" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button>
</div>
</div>
<button type="button" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button>
</div>
</div>
</div>
</form>
</div>
</div>
</body>
我正在尝试创建php项目的高级搜索。但我的问题是,当我点击内部下拉菜单时,它是打开的,但我松开鼠标按钮,它会自动关闭。
我使用的是引导程序3.3.6。
body {
padding-top: 50px;
}
.dropdown.dropdown-lg .dropdown-menu {
margin-top: -1px;
padding: 6px 20px;
}
.input-group-btn .btn-group {
display: flex !important;
}
.btn-group .btn {
border-radius: 0;
margin-left: -1px;
}
.btn-group .btn:last-child {
border-top-right-radius: 4px;
border-bottom-right-radius: 4px;
}
.form-horizontal .btn[type="submit"] {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
.form-horizontal .form-group {
margin-left: 0;
margin-right: 0;
}
.form-group .form-control:last-child {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
@media screen and (min-width: 768px) {
#adv-search {
width: 500px;
margin: 0 auto;
}
.dropdown.dropdown-lg {
position: static !important;
}
.dropdown.dropdown-lg .dropdown-menu {
min-width: 500px;
}
}
<!DOCTYPE html>
<html>
<head>
<title></title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha/css/bootstrap.min.css">
<link rel="stylesheet" href="css/style.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-alpha/js/bootstrap.min.js"></script>
<!-- begin snippet: js hide: false console: true babel: false -->
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-12">
<form class="form-horizontal" role="form">
<div class="input-group" id="adv-search">
<input type="text" class="form-control" placeholder="Search for snippets" />
<div class="input-group-btn">
<div class="btn-group" role="group">
<div class="dropdown dropdown-lg">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false"><span class="caret"></span></button>
<div class="dropdown-menu dropdown-menu-right" role="menu">
<div class="form-group">
<label for="filter">Filter by</label>
<select class="form-control">
<option value="0" selected>All Snippets</option>
<option value="1">Featured</option>
<option value="2">Most popular</option>
<option value="3">Top rated</option>
<option value="4">Most commented</option>
</select>
</div>
<div class="form-group">
<label for="contain">Author</label>
<input class="form-control" type="text" />
</div>
<div class="form-group">
<label for="contain">Contains the words</label>
<input class="form-control" type="text" />
</div>
<button type="submit" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button>
</div>
</div>
<button type="button" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button>
</div>
</div>
</div>
</form>
</div>
</div>
</body>
事件气泡是其中的罪魁祸首,您可以使用扩展的dropdown-menu
的event.stopPropagation();
来停止这种情况,并且当单击扩展的下拉列表时,它会自行关闭。
$('.dropdown-menu').on('click', function(event) {
event.stopPropagation();
});
body {
padding-top: 50px;
}
.dropdown.dropdown-lg .dropdown-menu {
margin-top: -1px;
padding: 6px 20px;
}
.input-group-btn .btn-group {
display: flex !important;
}
.btn-group .btn {
border-radius: 0;
margin-left: -1px;
}
.btn-group .btn:last-child {
border-top-right-radius: 4px;
border-bottom-right-radius: 4px;
}
.form-horizontal .btn[type="submit"] {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
.form-horizontal .form-group {
margin-left: 0;
margin-right: 0;
}
.form-group .form-control:last-child {
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
@media screen and (min-width: 768px) {
#adv-search {
width: 500px;
margin: 0 auto;
}
.dropdown.dropdown-lg {
position: static !important;
}
.dropdown.dropdown-lg .dropdown-menu {
min-width: 500px;
}
}
<link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/js/bootstrap.min.js"></script>
<div class="container">
<div class="row">
<div class="col-md-12">
<form class="form-horizontal" role="form">
<div class="input-group" id="adv-search">
<input type="text" class="form-control" placeholder="Search for snippets" />
<div class="input-group-btn">
<div class="btn-group" role="group">
<div class="dropdown dropdown-lg">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false"><span class="caret"></span>
</button>
<div class="dropdown-menu dropdown-menu-right" role="menu">
<div class="form-group">
<label for="filter">Filter by</label>
<select class="form-control">
<option value="0" selected>All Snippets</option>
<option value="1">Featured</option>
<option value="2">Most popular</option>
<option value="3">Top rated</option>
<option value="4">Most commented</option>
</select>
</div>
<div class="form-group">
<label for="contain">Author</label>
<input class="form-control" type="text" />
</div>
<div class="form-group">
<label for="contain">Contains the words</label>
<input class="form-control" type="text" />
</div>
<button type="submit" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span>
</button>
</div>
</div>
<button type="button" class="btn btn-primary"><span class="glyphicon glyphicon-search" aria-hidden="true"></span>
</button>
</div>
</div>
</div>
</form>
</div>
</div>
我用id"someyourContainer"命名了以下div。
<div class="dropdown-menu dropdown-menu-right" role="menu" id="someyourContainer">
按钮的切换事件表现为下拉列表,在单击时强制关闭内部下拉列表。当点击内部下拉菜单时,如下方所示,限制关闭事件
<script type="text/javascript">
$('#someyourContainer').click(function (e) {
e.stopPropagation();
});
</script>