<title>jQuery UI 拖动(Draggable) - 自动滚动</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">
#draggable, #draggable2, #draggable3 { width: 100px; height: 100px; padding: 0.5em; float: left; margin: 0 10px 10px 0; }
$( "#draggable" ).draggable({ scroll: true });
$( "#draggable2" ).draggable({ scroll: true, scrollSensitivity: 100 });
$( "#draggable3" ).draggable({ scroll: true, scrollSpeed: 100 });
<div id="draggable" class="ui-widget-content">
<p>Scroll 设置为 true,默认设置</p>
<div id="draggable2" class="ui-widget-content">
<p>scrollSensitivity 设置为 100</p>
<div id="draggable3" class="ui-widget-content">
<p>scrollSpeed 设置为 100</p>
<div style="height: 5000px; width: 1px;"></div>