漂亮的弹出层效果

来源：互联网发布：淘宝供销平台怎么填写编辑：程序博客网时间：2024/04/20 08:23

需要实现的功能：

简单的说：
一个表格，显示的是“标题”，
点击“显示”按钮，该行往下展开，显示“内容”信息。
再点击“隐藏”按钮，该行收缩回来，只显示“标题”信息。

效果类似：
http://social.microsoft.com/Forums/zh-CN/295/threads

弱弱的找了个类似功能的代码

源码如下：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<style>
body {
font: 12px/1.6em Tahoma,Verdana;
PADDING-TOP: 0px;
background-color: #016394;
line-height: 16.8px;
}
A {
FONT-SIZE: 12px;
TEXT-DECORATION: underline;
}
.list{
position:relative;;
background:#eee;
border:1px #ccc solid;
margin:10px;
height:30px;
width:100px;
cursor :pointer ;
}
.listShow{
position:relative;
background:#eff;
border:1px #ddd solid;
margin:10px;
height:30px;
width:100px;
cursor :pointer ;
}
.comment{
position:absolute;
left:0;
display:none;
position:absolute;
border:1px #ccc solid;
background:#fee;
width:200px;
height:200px;
overflow:hidden;
z-index:100;
}
</style>
</head>
<body>
<div class="list" id="list1"><a href="http://www.378q.com.cn" target="_blank">三七八蛋</a>
<div class="comment" id="comment1">
    <a href="http://www.378q.com.cn/seo/" target="_blank">SEO</a><br/>
<a href="http://cms.378q.com.cn" target="_blank">CMS</a><br/>
<a href="http://oa.378q.com.cn" target="_blank">OA</a><br/>
<a href="http://www.378q.com.cn/s/" target="_blank">微博客</a><br/>
<a href="http://www.378q.com.cn/link/" target="_blank">网址导航</a></div>
</div>
<div class="list" id="list2"><a href="http://www.378q.com.cn/post/141.html" target="_blank">BT原创</a>
<div class="comment" id="comment2">
    <a href="http://www.378q.com.cn/post/139.html" target="_blank">亚洲骑兵</a><br/>
    <a href="http://www.378q.com.cn/post/137.html" target="_blank">亚洲步兵</a><br/>
    <a href="http://www.378q.com.cn/post/135.html" target="_blank">欧美步兵</a><br/>
    </div>
</div>
<div class="list" id="list3"><a href="http://www.378q.com.cn/post/133.html" target="_blank">BT转贴</a>
<div class="comment" id="comment3">
    <a href="http://www.378q.com.cn/post/129.html" target="_blank">亚洲骑兵</a><br/>
    <a href="http://www.378q.com.cn/post/128.html" target="_blank">亚洲步兵(小于500M) </a><br/>
    <a href="http://www.378q.com.cn/post/123.html" target="_blank">亚洲步兵(大于等于500M) </a><br/>
    <a href="http://www.378q.com.cn/post/122.html" target="_blank">欧美步兵</a><br/>
    </div>
</div>
<div class="list" id="list4"><a href="http://www.378q.com.cn" target="_blank">迅雷下载</a>
<div class="comment" id="comment4">
    <a href="http://www.378q.com.cn" target="_blank">HTTP迅雷小格式（小于200M）</a><br/>
    <a href="http://www.378q.com.cn" target="_blank">HTTP迅雷大格式（大于等于200M）</a><br/>
    </div>
</div>
<div class="list" id="list5"><a href="http://www.378q.com.cn/post/119.html" target="_blank">唯美图坊</a>
<div class="comment" id="comment5">
    <a href="http://www.378q.com.cn/post/117.html" target="_blank">原创精品套图</a><br/>
    <a href="http://www.378q.com.cn/post/114.html" target="_blank">图卡通贴图区</a><br/>
    <a href="http://www.378q.com.cn/post/113.html" target="_blank">网友自拍贴图区</a><br/>
    </div>
</div>
<div class="list" id="list6"><a href="http://www.378q.com.cn/post/107.html" target="_blank">在线视频</a>
<div class="comment" id="comment6">
    <a href="http://www.378q.com.cn/post/97.html" target="_blank">新奇视频版</a><br/>
    </div>
</div>
</body>
</html>
<script>
    var zindex=0;
function $id(id){
  return document.getElementById(id);
}
var Bind = function(object,fun){
  var args = Array.prototype.slice.call(arguments).slice(2);
  return function(){
   return fun.apply(object,args);
  }
}
function addEventHandler(oTarget, sEventType, fnHandler){
   if(oTarget.addEventListener){oTarget.addEventListener(sEventType, fnHandler, false);}
   else if(oTarget.attachEvent){oTarget.attachEvent('on' + sEventType, fnHandler);}
   else{oTarget['on' + sEventType] = fnHandler;}
}
var Shower=function(){
  this.list=null;
  this.comment=null;
  this.moveLeft=80; //弹出div的水平偏移距离
  this.moveTop=20; //弹出div的竖直偏移距离
  this.height=150; //弹出div的高
  this.width=250;  //弹出div的宽
  this.time=800;  //弹出div所用时间
  this.init=function(lisObj,comObj){
   this.list=lisObj;
   this.comment=comObj;
   var _this=this;
   this._fnMove=Bind(this,this.move);
   (function(){
    var obj=_this;

    addEventHandler(obj.list,"click",obj._fnMove);
   })();
  };
  this.move=function(){
   var _this=this;
    var w=0; //水平偏移
    var h=0; //竖直偏移
    var height=0; //弹出div的高
    var width=0; //弹出div的宽
    var t=0;
    var startTime = new Date().getTime();//开始执行的时间
    if(!_this.comment.style.display||_this.comment.style.display=="none"){
     _this.comment.style.display="block";
     _this.comment.style.height=0+"px";
     _this.comment.style.width=0+"px";
     _this.list.style.zIndex=++zindex;
     _this.list.className="listShow";
     var comment=_this.comment.innerHTML;
     _this.comment.innerHTML=""; //去掉显示内容
     var timer=setInterval(function(){
      var newTime = new Date().getTime();
      var timestamp = newTime - startTime;
      _this.comment.style.left=Math.ceil(w)+"px";
      _this.comment.style.top=Math.ceil(h)+"px";
      _this.comment.style.height=height+"px";
      _this.comment.style.width=width+"px";
      t++;
      var change=(Math.pow((timestamp/_this.time-1), 3) +1); //根据运行时间得到基础变化量
      w=_this.moveLeft*change;
      h=_this.moveTop*change;
      height=_this.height*change;
      width=_this.width*change;

       if(w>_this.moveLeft){
        clearInterval(timer);
        _this.comment.style.left=_this.moveLeft+"px";
        _this.comment.style.top=_this.moveTop+"px";
        _this.comment.style.height=_this.height+"px";
        _this.comment.style.width=_this.width+"px";
         _this.comment.innerHTML=comment; //回复显示内容
       }
      },1,_this.comment);

    }else{
     _this.hidden();

    }
  }
  this.hidden=function(){
   var _this=this;
   var flag=1;
   var hiddenTimer=setInterval(function(){
      if(flag==1){
        _this.comment.style.height=parseInt(_this.comment.style.height)-10+"px";
      }else{
        _this.comment.style.width=parseInt(_this.comment.style.width)-15+"px";
        _this.comment.style.left=parseInt(_this.comment.style.left)+5+"px";
      }
      if(flag==1 && parseInt(_this.comment.style.height)<10){
       flag=-flag;
      }

      if(parseInt(_this.comment.style.width)<20){
       clearInterval(hiddenTimer);
       _this.comment.style.left="0px";
       _this.comment.style.top="0px";
       _this.comment.style.height="0px";
       _this.comment.style.width="0px";
       _this.comment.style.display="none";
       if(_this.list.style.zIndex==zindex){
        zindex--;
       };
       _this.list.style.zIndex=0;
       _this.list.className="list";
      }
   },1)
  }
}
window.onload=function(){
                               //建立各个菜单对象
  var shower1=new Shower();
  shower1.init($id("list1"),$id("comment1"));
  var shower2=new Shower();
  shower2.init($id("list2"),$id("comment2"));
  var shower3=new Shower();
  shower3.init($id("list3"),$id("comment3"));
  var shower4=new Shower();
  shower4.init($id("list4"),$id("comment4"));
  var shower5=new Shower();
  shower5.init($id("list5"),$id("comment5"));
  var shower6=new Shower();
  shower6.init($id("list6"),$id("comment6"));
}
</script>