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javascript拖动小例子_javascript教程教程

字号+ 作者：H5之家来源：H5之家 2015-10-03 13:02 我要评论( )

html head meta http-equiv="Content" content="text/html;chartset=utf-8" titletest drag/title style type="text/css" !-- .drag { width:100px; height:100px; position:absolute; left:10px; top:10px; background-color:blue; } -- /style script type

<html>
<head>
<meta http-equiv="Content" content="text/html;chartset=utf-8">
<title>test drag</title>
<style type="text/css">

</style>
<script type="text/javascript">
<!--
function drag(target,event)
{
   var deltaX = event.clientX-parseInt(target.style.left);
   var deltaY = event.clientY-parseInt(target.style.top);

   document.attachEvent("onmousemove",movehandle);
   document.attachEvent("onmouseup",uphandle);

   function movehandle()
   {
    target.style.left = event.clientX-deltaX;
    target.style.top = event.clientY-deltaY;
   }

   function uphandle()
   {
    document.detachEvent("onmousemove",movehandle);
    document.detachEvent("onmouseup",uphandle);
   }
}
-->
</script>
</head>
<body>
<div onmousedown="drag(this,event);" >show me you 2</div>
<div onmousedown="drag(this,event);">show me you</div>

</body>
</html>