Advanced User Interface Controls and Components

IntegralUI Web

Documentation and API Reference


Expands or collapses a specified item in TreeView widget.


item (optional)ObjectThe item to be expanded or collapsed

Return Value

This method does not return a value.


If there is no specified item, all items in TreeView will become expanded or collapsed.

Depending on current state of specified item, a call to this method will trigger either beforeExpand and afterExpand events, or beforeCollapse and afterCollapse events.

Version Information

Supported in: v1.0.


In this example we are showing how to toggle the selected item in TreeView. If selected item doesn't have any child items, nothing will happen.

$(document).ready(function() {

// Create an instance of TreeView widget

var $tree = $('#treeview').treeview();


var getCurrentSelection = function(){

return $tree.treeview("option", "selectedItem");



$tree.treeview("toggle", getCurrentSelection());


<!DOCTYPE html>



<link rel="stylesheet" href="css/integralui.treeview.css" />

<link rel="stylesheet" href="css/themes/theme-blue.css" />

<script type="text/javascript" src="external/jquery-1.9.1.min.js"></script>

<script type="text/javascript" src="external/jquery.ui.core.min.js"></script>

<script type="text/javascript" src="external/jquery.ui.widget.min.js"></script>

<script type="text/javascript" src="js/jquery.integralui.widget.min.js"></script>

<script type="text/javascript" src="js/jquery.integralui.treeview.min.js"></script>



<div id="treeview" class="widget"></div>





width: 300px;

height: 300px;


See Also