Create Button Dropdown Input
Description
The following code shows how to create Button Dropdown Input.
Example
<!--<!--from w w w . j a va 2 s .c om-->
Code revised from
http://fiddle.jshell.net/2nBm9/
-->
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-git2.js'></script>
<link rel="stylesheet" type="text/css"
href="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css">
<script type='text/javascript'
src="http://netdna.bootstrapcdn.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
<style type='text/css'>
.btn-input {
display: block;
}
.btn-input .btn.form-control {
text-align: left;
}
.btn-input .btn.form-control span:first-child {
left: 10px;
overflow: hidden;
position: absolute;
right: 25px;
}
.btn-input .btn.form-control .caret {
margin-top: -1px;
position: absolute;
right: 10px;
top: 50%;
}
/* dropdown submenu bootstrap 3 fix */
.dropdown-submenu {
position: relative;
}
.dropdown-submenu>.dropdown-menu {
top: 0;
left: 100%;
margin-top: -6px;
margin-left: -1px;
-webkit-border-radius: 0 6px 6px 6px;
-moz-border-radius: 0 6px 6px 6px;
border-radius: 0 6px 6px 6px;
}
.dropdown-submenu:hover>.dropdown-menu {
display: block;
}
.dropdown-submenu>a:after {
display: block;
content: " ";
float: right;
width: 0;
height: 0;
border-color: transparent;
border-style: solid;
border-width: 5px 0 5px 5px;
border-left-color: #cccccc;
margin-top: 5px;
margin-right: -10px;
}
.dropdown-submenu:hover>a:after {
border-left-color: #ffffff;
}
.dropdown-submenu.pull-left {
float: none;
}
.dropdown-submenu.pull-left>.dropdown-menu {
left: -100%;
margin-left: 10px;
-webkit-border-radius: 6px 0 6px 6px;
-moz-border-radius: 6px 0 6px 6px;
border-radius: 6px 0 6px 6px;
}
</style>
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){
$(document.body).on('click', '.dropdown-menu li', function (event) {
var $target = $(event.currentTarget);
if ($target.is('.dropdown-submenu')) return false;
$target.closest('.btn-group')
.find('[data-bind="label"]').text($target.text())
.end()
.children('.dropdown-toggle').dropdown('toggle');
return false;
});
});//]]>
</script>
</head>
<body style='margin:30px'>
<div class="panel panel-default">
<div class="panel-body">
<div class="btn-group btn-input clearfix">
<button type="button"
class="btn btn-default dropdown-toggle form-control"
data-toggle="dropdown">
<span data-bind="label">Select One</span> <span
class="caret"></span>
</button>
<ul class="dropdown-menu" role="menu">
<li><a href="#">Item 1</a></li>
<li class="dropdown dropdown-submenu"><a href="#">Submenu</a>
<ul class="dropdown-menu">
<li><a href="#">SubItem 1</a></li>
<li><a href="#">SubItem 2</a></li>
</ul></li>
<li><a href="#">This is a longer item that will not
fit properly</a></li>
</ul>
</div>
<br />
<h6>Selecting "Submenu" replaces the button with parent
text and submenu text</h6>
</div>
</div>
</body>
</html>