Advanced User Interface Controls and Components
Occurs when item is dragged over TreeView space.
Param | Type | Details |
---|---|---|
e | Object | An event object which contains data about drag-drop operation |
The following objects are carried with this event:
This event can be handled by binding the 'dragover' event to the TreeView widget object.
Supported in: v1.0.
In this example we are showing how to handle dragover event in TreeView widget.
$(document).ready(function() {
// Create an instance of TreeView widget
var $tree = $('#treeview').treeview();
$tree.on({
"dragover": function(e){
if (e.dragItem && e.targetItem)
console.log("Item: " + e.dragItem.text + " is dragged over target: " + e.targetItem.text + " at position: { x: " + e.mousePos.x + ", y: " + e.mousePos.y + " }");
});
});
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="css/integralui.accordion.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.accordion.min.js"></script>
</head>
<body>
<div id="treeview" class="widget">
<ul>
<li><span>Item1</span></li>
<li><span>Item2</span>
<ul>
<li><span>Item21</span></li>
<li>><span>Item22</span></li>
<li data-expanded=false><span>Item23</span></li>
<ul>
<li><span>Item231</span></li>
<li data-expanded=false><span>Item232</span>
<ul>
<li><span>Item2321</span></li>
<li><span>Item2322</span></li>
</ul>
</li>
<li><span>Item233</span></li>
</ul>
</li>
<li><span>Item24</span></li>
</ul>
</li>
<li data-expanded=false><span>Item3</span></li>
<ul>
<li><span>Item31</span></li>
<li><span>Item32</span></li>
<li><span>Item33</span></li>
</ul>
</li>
</ul>
</div>
</body>
</html>
.widget
{
width: 300px;
height: 300px;
}