| 1 | <!doctype html>
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| 2 | <html lang="en">
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| 3 | <head>
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| 4 | <title>jQuery UI Droppable - Prevent propagation</title>
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| 5 | <link type="text/css" href="../../themes/base/ui.all.css" rel="stylesheet" />
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| 6 | <script type="text/javascript" src="../../jquery-1.4.1.js"></script>
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| 7 | <script type="text/javascript" src="../../ui/jquery.ui.core.js"></script>
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| 8 | <script type="text/javascript" src="../../ui/jquery.ui.widget.js"></script>
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| 9 | <script type="text/javascript" src="../../ui/jquery.ui.mouse.js"></script>
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| 10 | <script type="text/javascript" src="../../ui/jquery.ui.draggable.js"></script>
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| 11 | <script type="text/javascript" src="../../ui/jquery.ui.droppable.js"></script>
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| 12 | <link type="text/css" href="../demos.css" rel="stylesheet" />
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| 13 | <style type="text/css">
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| 14 | #draggable { width: 100px; height: 40px; padding: 0.5em; float: left; margin: 10px 10px 10px 0; }
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| 15 | #droppable, #droppable2 { width: 230px; height: 120px; padding: 0.5em; float: left; margin: 10px; }
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| 16 | #droppable-inner, #droppable2-inner { width: 170px; height: 60px; padding: 0.5em; float: left; margin: 10px; }
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| 17 | </style>
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| 18 | <script type="text/javascript">
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| 19 | $(function() {
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| 20 |
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| 21 | $("#draggable").draggable();
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| 22 |
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| 23 | $("#droppable, #droppable-inner").droppable({
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| 24 | activeClass: 'ui-state-hover',
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| 25 | hoverClass: 'ui-state-active',
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| 26 | drop: function(event, ui) {
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| 27 | $(this).addClass('ui-state-highlight').find('> p').html('Dropped!');
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| 28 | return false;
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| 29 | }
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| 30 | });
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| 31 |
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| 32 | $("#droppable2, #droppable2-inner").droppable({
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| 33 | greedy: true,
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| 34 | activeClass: 'ui-state-hover',
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| 35 | hoverClass: 'ui-state-active',
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| 36 | drop: function(event, ui) {
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| 37 | $(this).addClass('ui-state-highlight').find('> p').html('Dropped!');
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| 38 | }
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| 39 | });
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| 40 |
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| 41 | });
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| 42 | </script>
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| 43 | </head>
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| 44 | <body>
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| 45 | <div class="demo">
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| 46 |
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| 47 | <div id="draggable" class="ui-widget-content">
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| 48 | <p>Drag me to my target</p>
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| 49 | </div>
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| 50 |
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| 51 | <div id="droppable" class="ui-widget-header">
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| 52 | <p>Outer droppable</p>
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| 53 | <div id="droppable-inner" class="ui-widget-header">
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| 54 | <p>Inner droppable (not greedy)</p>
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| 55 | </div>
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| 56 | </div>
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| 57 |
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| 58 | <div id="droppable2" class="ui-widget-header">
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| 59 | <p>Outer droppable</p>
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| 60 | <div id="droppable2-inner" class="ui-widget-header">
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| 61 | <p>Inner droppable (greedy)</p>
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| 62 | </div>
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| 63 | </div>
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| 64 |
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| 65 | </div><!-- End demo -->
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| 66 |
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| 67 | <div class="demo-description">
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| 68 |
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| 69 | <p>When working with nested droppables — for example, you may have an editable directory structure displayed as a tree, with folder and document nodes — the <code>greedy</code> option set to true prevents event propagation when a draggable is dropped on a child node (droppable).</p>
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| 70 |
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| 71 | </div><!-- End demo-description -->
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| 72 | </body>
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| 73 | </html>
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