Advanced User Interface Controls and Components
Collapses a specified item in TreeView widget.
| Param | Type | Details |
|---|---|---|
| item (optional) | Object | The item to be collapsed |
This method does not return a value.
If item is not provided, this method will collapse all items.
A call to this method will trigger beforeCollapse and afterCollapse events. By handling beforeCollapse event you can prevent collapsing of specified item using your own custom conditions.
Supported in: v1.0.
In this example we are showing how to collapse 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("collapse", getCurrentSelection());
});
<!DOCTYPE html>
<html>
<head>
<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>
</head>
<body>
<div id="treeview" class="widget"></div>
</body>
</html>
.widget
{
width: 300px;
height: 300px;
}