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jQuery UI Droppable - Visual feedback

  
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  jQuery UI Effects Blind 1.7.2
 
  Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about)
  Dual licensed under the MIT (MIT-LICENSE.txt)
  and GPL (GPL-LICENSE.txt) licenses.
 
 
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<!doctype html>
<html lang="en">
<head>
  <title>jQuery UI Droppable - Visual feedback</title>
  <link type="text/css" href="js/themes/base/ui.all.css" rel="stylesheet" />
  <script type="text/javascript" src="js/jquery-1.3.2.js"></script>
  <script type="text/javascript" src="js/ui/ui.core.js"></script>
  <script type="text/javascript" src="js/ui/ui.draggable.js"></script>
  <script type="text/javascript" src="js/ui/ui.droppable.js"></script>
  <link type="text/css" href="js/demos.css" rel="stylesheet" />
  <style type="text/css">
  #draggable, #draggable2 { width: 90px; height: 90px; padding: 0.5em; float: left; margin: 10px 10px 10px 0; }
  #droppable, #droppable2 { width: 120px; height: 120px; padding: 0.5em; float: left; margin: 10px; }
  </style>
  <script type="text/javascript">
  $(function() {
    $("#draggable").draggable();
    $("#droppable").droppable({
      hoverClass: 'ui-state-active',
      drop: function(event, ui) {
        $(this).addClass('ui-state-highlight').find('p').html('Dropped!');
      }
    });
    
    $("#draggable2").draggable();
    $("#droppable2").droppable({
      accept: "#draggable2",
      activeClass: 'ui-state-hover',
      drop: function(event, ui) {
        $(this).addClass('ui-state-highlight').find('p').html('Dropped!');
      }
    });

  });
  </script>
</head>
<body>
<div class="demo">

<h3 class="docs">Feedback on hover:</h3>
  
<div id="draggable" class="ui-widget-content">
  <p>Drag me to my target</p>
</div>

<div id="droppable" class="ui-widget-header">
  <p>Drop here</p>
</div>

<h3 class="docs">Feedback on activating draggable:</h3>

<div id="draggable2" class="ui-widget-content">
  <p>Drag me to my target</p>
</div>

<div id="droppable2" class="ui-widget-header">
  <p>Drop here</p>
</div>

<!-- add active class demo -->

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

<div class="demo-description">

<p>Change the droppable's appearance on hover, or when the droppable is active (an acceptable draggable is dropped on it).  Use the <code>hoverClass</code> or <code>activeClass</code> options to specify respective classes.</p>

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

   
    
  








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4.jQuery UI Droppable - Revert draggable position
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6.Get relative and absolute position of the dropped object
7.Mark accepted object
8.Mark active class
9.Droppable accepted function
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