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Jquery ui sortable placeholder



范例程式码 Expand
<!-- Javascript -->
<link rel="stylesheet" href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css"></link>
<script type="text/javascript" src="http://code.jquery.com/jquery.min.js"></script>
<script type="text/javascript" src="http://code.jquery.com/ui/1.9.2/jquery-ui.js"></script>
<script>
    $(function () {
        $("#items").sortable({
            placeholder: "highlight",
            start: function (event, ui) {
                ui.item.toggleClass("highlight");
            },
            stop: function (event, ui) {
                ui.item.toggleClass("highlight");
            }
        });
        $("#items").disableSelection();
    });
</script>

<!-- HTML -->
<style>
    .list {        
        background-color:#478BFF;          
        font-size:30px;
        text-align:center;
        cursor:pointer;
        font-family:Geneva,Arial,Helvetica,sans-serif;
        border:1px solid gray;
    }  
  
    #items .ui-selected { 
       background: red; 
       color: white; 
       font-weight:bold;
    }
  
    #items { 
       list-style-type: none; 
       margin: 0; 
       padding: 0;
    }
  
    #items li{      
       float:left;  
       margin: 2px; 
       padding: 2px;       
       width:48px; 
       height:48px;
       line-height:48px;
    }
    
    .highlight{
       border:1px solid red;
       font-weight:bold;
       font-size:45px;
       background-color:lightblue;
    }
</style>
<div style="width:520px">
  <ul id="items">
      <li class="list">1</li>
      <li class="list">2</li>
      <li class="list">3</li>
      <li class="list">4</li>
      <li class="list">5</li>
      <li class="list">6</li>
      <li class="list">7</li>
      <li class="list">8</li>
      <li class="list">9</li>
      <li class="list">10</li>
      <li class="list">11</li>
      <li class="list">12</li>
      <li class="list">13</li>
      <li class="list">14</li>
      <li class="list">15</li>
      <li class="list">16</li>
      <li class="list">17</li>
      <li class="list">18</li>
      <li class="list">19</li>
      <li class="list">20</li>
      <li class="list">21</li>
      <li class="list">22</li>
      <li class="list">23</li>
      <li class="list">24</li>
      <li class="list">25</li>
      <li class="list">26</li>
      <li class="list">27</li>
      <li class="list">28</li>
  </ul>
</div>
<div id="info" style="font-family:Geneva,Arial,Helvetica,sans-serif;font-size:20px;"></div>

    
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