Html Tree
Invoke the checkItem method of the jqxTree. Author: http://jqwidgets.com
by musicreader
HTML
<link rel="stylesheet" href="https://jqwidgets.com/public/jqwidgets/styles/jqx.base.css">
<script src="https://jqwidgets.com/public/jqwidgets/jqx-all.js"></script>
<div id='jqxTree'>
<ul>
<li item-selected='true'>Home</li>
<li item-expanded='true'>Solutions
<ul>
<li>Education</li>
<li>Financial services</li>
<li>Government</li>
<li>Manufacturing</li>
<li id="government">Solutions
<ul>
<li>Consumer photo and video</li>
<li>Mobile</li>
<li>Rich Internet applications</li>
<li>Technical communication</li>
<li>Training and eLearning</li>
<li>Web conferencing</li>
</ul>
</li>
<li>All industries and solutions</li>
</ul>
</li>
</ul>
</div>
<input type="button" style="margin: 10px;" id="jqxbutton" value="Check 'Government'" />
JavaScript
$('#jqxTree').jqxTree({
height: '300px',
width: '300px',
theme: 'energyblue',
checkboxes: true
});
$("#jqxbutton").jqxButton({
theme: 'energyblue',
width: 200,
height: 30
});
$('#jqxbutton').click(function () {
var newCheckState = true;
$("#jqxTree").jqxTree('checkItem', $("#government")[0], newCheckState);
});