Skip to main content

Search and Top Navigation

Ticket #4910: propagation_showgreedybug.html

File propagation_showgreedybug.html, 2.4 KB (added by iceberg901, October 14, 2009 10:45AM UTC)

modification of propagation.html demo showing the bug

<!doctype html>
<html lang="en">
	<title>jQuery UI Droppable - Prevent propagation</title>
	<link type="text/css" href="../../themes/base/ui.all.css" rel="stylesheet" />
	<script type="text/javascript" src="../../jquery-1.3.2.js"></script>
	<script type="text/javascript" src="../../ui/jquery.ui.core.js"></script>
	<script type="text/javascript" src="../../ui/jquery.ui.draggable.js"></script>
	<script type="text/javascript" src="../../ui/jquery.ui.droppable.js"></script>
	<link type="text/css" href="../demos.css" rel="stylesheet" />
	<style type="text/css">
	#draggable { width: 100px; height: 40px; padding: 0.5em; float: left; margin: 10px 10px 10px 0; }
	#droppable, #droppable2 { width: 230px; height: 120px; padding: 0.5em; float: left; margin: 10px; }
	#droppable-inner, #droppable2-inner { width: 170px; height: 60px; padding: 0.5em; float: left; margin: 10px; }
	<script type="text/javascript">
	$(function() {


		$("#droppable, #droppable-inner").droppable({
			activeClass: 'ui-state-hover',
			hoverClass: 'ui-state-active',
			drop: function(event, ui) {
				$(this).addClass('ui-state-highlight').find('> p').html('Dropped!');
				return false;
		$("#droppable2, #droppable2-inner").droppable({
			greedy: true,
			activeClass: 'ui-state-hover',
			hoverClass: 'ui-state-active',
		}).bind('drop', function(event, ui) {
			$(this).addClass('ui-state-highlight').find('> p').html('Dropped!');

<div class="demo">
<div id="draggable" class="ui-widget-content">
	<p>Drag me to my target</p>

<div id="droppable" class="ui-widget-header">
	<p>Outer droppable</p>
	<div id="droppable-inner" class="ui-widget-header">
		<p>Inner droppable (not greedy)</p>

<div id="droppable2" class="ui-widget-header">
	<p>Outer droppable</p>
	<div id="droppable2-inner" class="ui-widget-header">
		<p>Inner droppable (greedy)</p>

</div><!-- End demo -->

<div class="demo-description">

<p>When working with nested droppables &#8212; for example, you may have an editable directory structure displayed as a tree, with folder and document nodes &#8212; the <code>greedy</code> option set to true prevents event propagation when a draggable is dropped on a child node (droppable).</p>

</div><!-- End demo-description -->

Download in other formats:

Original Format