JS CSS merealisasikan kemahiran effect_javascript menu gelongsor menegak kiri klasik-tutorial js-php.cn

JS CSS merealisasikan kemahiran effect_javascript menu gelongsor menegak kiri klasik

WBOY

Lepaskan： 2016-05-16 15:38:15

asal

1710 orang telah melayarinya

Contoh dalam artikel ini menerangkan cara melaksanakan kesan menu gelongsor menegak menegak kiri klasik dengan JS CSS. Kongsikan dengan semua orang untuk rujukan anda. Butirannya adalah seperti berikut:

Ini adalah menu gelongsor menegak kiri yang diubah suai, berdasarkan CSS JavaScript, tanpa terlalu banyak pengubahsuaian, terutamanya untuk mencapai kesan animasi menu, cantikkan sendiri.

Tangkapan skrin kesan berjalan adalah seperti berikut:

Alamat demo dalam talian adalah seperti berikut:

http://demo.jb51.net/js/2015/js-css-jd-left-v-hd-menu-style-codes/

Kod khusus adalah seperti berikut:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN">
<html xmlns="http://www.w3.org/1999/xhtml">
<title>经过改造的左侧竖向滑动菜单</title>
<style type="text/css">
body{
 margin:10px;
 padding:10px;
}
a:link { text-decoration: none;color: blue} 
a:active { text-decoration:blink} 
a:hover { text-decoration:underline;color: red} 
a:visited { text-decoration: none;color: green} 
body,td,div,span,li{
 font-size:12px;
}
.title01,.title02{
 color:#00b;
 font-weight:bold;
}
#DoorP{
 width:200px;
 height:300px;
 padding:0px;
 background:#FFFCF2;
}
.title01{
 width:100%;
 height:25px;
 background:#FFFCF2;
 cursor:pointer;
}
.title02{
 width:100%;
 height:25px;
 background:#FFFCF2;
 cursor:pointer;
}
.content{
 background:#FFFCF2;
 border-bottom:2px solid #fff;
 overflow:hidden;
 color:#666;
 padding-left:4px;
 padding-right:4px;
 line-height:18px;
}
.curved { 
 width:202px; 
 } 
.curved .b1, .curved .b2, .curved .b3, .curved .b4 { 
 font-size:1px; 
 display:block; 
 background:#FFFCF2; 
overflow: hidden; 
} 
.curved .b1, .curved .b2, .curved .b3 { 
 height:1px; 
 } 
.curved .b2, .curved .b3, .curved .b4 { 
 background:#FFFCF2; 
 border-left:1px solid #C7BC98; 
 border-right:1px solid #C7BC98; 
 } 
.curved .b1 { 
 margin:0 4px; 
 background:#C7BC98; 
 } 
.curved .b2 { 
 margin:0 2px; 
 border-width:0 2px; 
 } 
.curved .b3 { 
 margin:0 1px; 
 } 
.curved .b4 { 
 height:2px; 
 margin:0; 
 } 
.curved .c1 { 
 margin:0 5px; 
 background:#C7BC98; 
 } 
.curved .c2 { 
 margin:0 3px; 
 border-width:0 2px; 
 } 
.curved .c3 { 
 margin:0 2px; 
 } 
.curved .c4 { 
 height:2px; 
 margin: 0 1px; 
 } 
.curved .boxcontent { 
 display:block; 
 background:transparent; 
 border-left:1px solid #C7BC98; 
 border-right:1px solid #C7BC98; 
 font-size:0.9em; 
 text-align:justify; 
 } 
</style>
<div class="curved"> 
 <b class="b1 c1"></b> 
 <b class="b2 c2"></b> 
 <b class="b3 c3"></b> 
 <b class="b4 c4"></b> 
 <div class="boxcontent"> 
<div id="DoorP">
 <table>
 <tr>
  <td align="center">
   第一层信息
  </td>
 </tr>
 </table>
 <div class="content" align="center">
 <a href="#">二层</a><br/>
 二层<br/>
 二层<br/>
 </div>
  <b class="b1"></b> 
  <b class="b2"></b> 
  <b class="b3"></b> 
  <b class="b4"></b> 
 <table>
 <tr>
  <td align="center">
  第二层信息
  </td>
 </tr>
 </table>
<div class="content" align="center">
 <a href="#">二层</a><br/>
 二层<br/>
 二层<br/>
 </div>
  <b class="b1"></b> 
  <b class="b2"></b> 
  <b class="b3"></b> 
  <b class="b4"></b> 
 <table>
 <tr>
  <td align="center">
  第三层信息
  </td>
 </tr>
 </table>
<div class="content" align="center">
 <a href="#">二层</a><br/>
 二层<br/>
 二层<br/>
 </div>
</div></div> 
 <b class="b4 c4"></b> 
 <b class="b3 c3"></b> 
 <b class="b2 c2"></b> 
 <b class="b1 c1"></b> 
<script type="text/javascript">
 var open = 2;
 var openState = new Array();
 var closeState = new Array();
 var dH = 220;
 function $(id){
 if(document.getElementById(id))
 {
  return document.getElementById(id);
 }
 else
 {
  alert("没有找到!");
 }
 }
 function $tag(id,tagName){
 return $(id).getElementsByTagName(tagName)
 }
 function closeMe(Cid,Oid){  
 var h = parseInt(Ds[Cid].style.height);
 //alert(h);
 if(h > 2)
 {
  h = h - Math.ceil(h/3);  
  Ds[Cid].style.height = h+"px";
 }
 else
 { 
  openMe(Oid);
  clearTimeout(closeState[Cid]);
  return false;
 }
 closeState[Cid] = setTimeout("closeMe("+Cid+","+Oid+")");
 }
 function openMe(Oid){
 var h = parseInt(Ds[Oid].style.height); 
 //alert(h);
 if(h < dH)
 {
  h = h + Math.ceil((dH-h)/3);  
  Ds[Oid].style.height = h+"px";
 }
 else
 { 
  clearTimeout(openState[Oid]);  
  return false;
 }
 openState[Oid] = setTimeout("openMe("+Oid+")");
 }
 var Ds = $tag("DoorP","div");
 var Ts = $tag("DoorP","table");
 if(Ds.length != Ts.length)
 {
 alert("标题和内容数目不相同!");
 }
 for(var i = 0 ; i < Ds.length ; i++)
 { 
 if(i==open)
 {
  Ds[i].style.height = dH+"px";
  Ts[i].className="title01";
 }
 else
 {
  Ds[i].style.height = "0px";
  Ts[i].className="title02";
 }
 Ts[i].value = i;
 Ts[i].onclick = function(){
  if(open==this.value)
  {
  return false;
  }
  Ts[open].className="title02";
  Ts[this.value].className="title01";
  for(var i = 0 ; i < openState.length ; i++)
  {
  clearTimeout(openState[i]);
  clearTimeout(closeState[i]);
  }
  closeMe(open,this.value);
  //openMe(this.value);
  open = this.value;
 }
 } 
 function showDiv(id){ 
 Ds[id].style.height=dH+"px";
 Ds[open].style.height="0px";
 open = id;
 }
</script>

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