菜鸟学堂在线工具

源代码

<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI 折叠面板（Accordion） - 当悬停时打开</title>
<link rel="stylesheet" href="//apps.bdimg.com/libs/jqueryui/1.10.4/css/jquery-ui.min.css">
<script src="//apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="//apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<link rel="stylesheet" href="jqueryui/style.css">
<script>
  $(function() {
    $( "#accordion" ).accordion({
      event: "click hoverintent"
    });
  });
 
  /*
   * hoverIntent | Copyright 2011 Brian Cherne
   * http://cherne.net/brian/resources/jquery.hoverIntent.html
   * modified by the jQuery UI team
   */
  $.event.special.hoverintent = {
    setup: function() {
      $( this ).bind( "mouseover", jQuery.event.special.hoverintent.handler );
    },
    teardown: function() {
      $( this ).unbind( "mouseover", jQuery.event.special.hoverintent.handler );
    },
    handler: function( event ) {
      var currentX, currentY, timeout,
        args = arguments,
        target = $( event.target ),
        previousX = event.pageX,
        previousY = event.pageY;
 
      function track( event ) {
        currentX = event.pageX;
        currentY = event.pageY;
      };
 
      function clear() {
        target
          .unbind( "mousemove", track )
          .unbind( "mouseout", clear );
        clearTimeout( timeout );
      }
 
      function handler() {
        var prop,
          orig = event;
 
        if ( ( Math.abs( previousX - currentX ) +
            Math.abs( previousY - currentY ) ) < 7 ) {
          clear();
 
          event = $.Event( "hoverintent" );
          for ( prop in orig ) {
            if ( !( prop in event ) ) {
              event[ prop ] = orig[ prop ];
            }
          }
          // 防止访问原始事件，因为新事件会被异步触发，旧事件不再可用 (#6028)
          delete event.originalEvent;
 
          target.trigger( event );
        } else {
          previousX = currentX;
          previousY = currentY;
          timeout = setTimeout( handler, 100 );
        }
      }
 
      timeout = setTimeout( handler, 100 );
      target.bind({
        mousemove: track,
        mouseout: clear
      });
    }
  };
  </script>
</head>
<body>
<div id="accordion">
<h3>部分 1</h3>
<div>
<p>
Mauris mauris ante, blandit et, ultrices a, suscipit eget, quam. Integer
ut neque. Vivamus nisi metus, molestie vel, gravida in, condimentum sit
amet, nunc. Nam a nibh. Donec suscipit eros. Nam mi. Proin viverra leo ut
odio. Curabitur malesuada. Vestibulum a velit eu ante scelerisque vulputate.
</p>
</div>
<h3>部分 2</h3>
<div>
<p>
Sed non urna. Donec et ante. Phasellus eu ligula. Vestibulum sit amet
purus. Vivamus hendrerit, dolor at aliquet laoreet, mauris turpis porttitor
velit, faucibus interdum tellus libero ac justo. Vivamus non quam. In
suscipit faucibus urna.
</p>
</div>
<h3>部分 3</h3>
<div>
<p>
Nam enim risus, molestie et, porta ac, aliquam ac, risus. Quisque lobortis.
Phasellus pellentesque purus in massa. Aenean in pede. Phasellus ac libero
ac tellus pellentesque semper. Sed ac felis. Sed commodo, magna quis
lacinia ornare, quam ante aliquam nisi, eu iaculis leo purus venenatis dui.
</p>
<ul>
<li>List item one</li>
<li>List item two</li>
<li>List item three</li>
</ul>
</div>
<h3>部分 4</h3>
<div>
<p>
Cras dictum. Pellentesque habitant morbi tristique senectus et netus
et malesuada fames ac turpis egestas. Vestibulum ante ipsum primis in
faucibus orci luctus et ultrices posuere cubilia Curae; Aenean lacinia
mauris vel est.
</p>
<p>
Suspendisse eu nisl. Nullam ut libero. Integer dignissim consequat lectus.
Class aptent taciti sociosqu ad litora torquent per conubia nostra, per
inceptos himenaeos.
</p>
</div>
</div>
</body>
</html>

运行结果 在线运行