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<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8" /> |
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<title>jQuery UI Droppable - Prevent propagation</title> |
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<link type="text/css" href="../../themes/base/jquery.ui.all.css" rel="stylesheet" /> |
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<script type="text/javascript" src="../../jquery-1.4.2.js"></script> |
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<script type="text/javascript" src="../../ui/jquery.ui.core.js"></script> |
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<script type="text/javascript" src="../../ui/jquery.ui.widget.js"></script> |
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<script type="text/javascript" src="../../ui/jquery.ui.mouse.js"></script> |
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<script type="text/javascript" src="../../ui/jquery.ui.draggable.js"></script> |
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<script type="text/javascript" src="../../ui/jquery.ui.droppable.js"></script> |
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<link type="text/css" href="../demos.css" rel="stylesheet" /> |
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<style type="text/css"> |
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#draggable { width: 100px; height: 40px; padding: 0.5em; float: left; margin: 10px 10px 10px 0; } |
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#droppable, #droppable2 { width: 230px; height: 120px; padding: 0.5em; float: left; margin: 10px; } |
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#droppable-inner, #droppable2-inner { width: 170px; height: 60px; padding: 0.5em; float: left; margin: 10px; } |
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</style> |
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<script type="text/javascript"> |
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$(function() { |
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$("#draggable").draggable(); |
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$("#droppable, #droppable-inner").droppable({ |
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activeClass: 'ui-state-hover', |
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hoverClass: 'ui-state-active', |
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drop: function(event, ui) { |
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$(this).addClass('ui-state-highlight').find('> p').html('Dropped!'); |
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return false; |
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} |
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}); |
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$("#droppable2, #droppable2-inner").droppable({ |
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greedy: true, |
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activeClass: 'ui-state-hover', |
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hoverClass: 'ui-state-active', |
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drop: function(event, ui) { |
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$(this).addClass('ui-state-highlight').find('> p').html('Dropped!'); |
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} |
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}); |
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}); |
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</script> |
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</head> |
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<body> |
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<div class="demo"> |
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<div id="draggable" class="ui-widget-content"> |
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<p>Drag me to my target</p> |
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</div> |
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<div id="droppable" class="ui-widget-header"> |
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<p>Outer droppable</p> |
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<div id="droppable-inner" class="ui-widget-header"> |
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<p>Inner droppable (not greedy)</p> |
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</div> |
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</div> |
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<div id="droppable2" class="ui-widget-header"> |
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<p>Outer droppable</p> |
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<div id="droppable2-inner" class="ui-widget-header"> |
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<p>Inner droppable (greedy)</p> |
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</div> |
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</div> |
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</div><!-- End demo --> |
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<div class="demo-description"> |
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<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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</div><!-- End demo-description --> |
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</body> |
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</html> |