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仿51job.com城市选择框特效

2014-08-07 13:20 330 查看


http://www.alixixi.com/Dev/HTML/jsrun/zh/2008/2008051480203.html



<!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=gb2312" />

<title>无标题文档</title>
<style type="text/css">
<!--
body{padding-top:50px;font-size:12px;}

h2{margin:0px;padding:0px;font-size:12px;font-weight:bold;}
.bton{border:1px solid #CCC;background:#DDD;}
.cont{padding:10px;}
#main{width:400px;margin:0px auto;}

#selectItem{background:#FFF;position:absolute;top:0px;left:center;border:1px
solid
#000;overflow:hidden;margin-top:10px;width:400px;z-index:2;}
#preview{margin:1px;border:1px solid #CCC;}
#result{border:1px solid #CCC;margin-top:10px;}

.tit{line-height:20px;height:20px;margin:1px;padding-left:10px;}
.bgc_ccc{background:#CCC;}
.bgc_eee{background:#eee;}
.c_999{color:#999}
.pointer{cursor:pointer;}
.left{float:left;}
.right{float:right;}

.cls{clear:both;font-size:0px;height:0px;overflow:hidden;}

#bg{background:#CCC;filter:alpha(opacity=70);opacity:0.7;width:100%;;position:absolute;left:0px;top:0px;display:none;z-index:1;}
.hidden{display:none;}
.move{cursor:move;}
-->
</style>
</head>
<body>
<div id="main">
<input
name="button" type="button" class="bton pointer" value="请选择"
onclick="openBg(1);openSelect(1)"/>
<div
id="result">
<div
class="tit bgc_eee">

<h2>您已选择的城市汇总</h2>

</div>
<div
class="cont" id="makeSureItem">

</div>

</div>
</div>

<div id="bg">
</div>
<div id="selectItem"
class="hidden">
<div
class="tit bgc_ccc move"
onmousedown="drag(event,this)">
<h2
class="left">请选择城市</h2>
<span
class="pointer right"
onclick="openBg(0);openSelect(0);">[取消]</span>
<span
class="pointer right"
onclick="makeSure();">[确定]</span>

</div>
<div
class="cls"></div>
<div
class="cont">
<div
id="selectSub">

<select name=""
onchange="showSelect(this.value)"
style="margin-bottom:10px;">

<option
value="0">第0层</option>

<option
value="1">第1层</option>

<option
value="2">第2层</option>

<option
value="3">第3层</option>

</select>

<div
id="c00">

<input type="checkbox" name="ck00"
onclick="addPreItem()" value="北京"/>北京

<input type="checkbox" name="ck00"
onclick="addPreItem()" value="福建"/>福建

<input type="checkbox" name="ck00"
onclick="addPreItem()"
value="四川"/>四川

<input type="checkbox" name="ck00"
onclick="addPreItem()" value="江苏"/>江苏

</div>

<div
id="c01">

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="上海"/>上海

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="云南"/>云南

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="贵州"/>贵州

</div>

<div
id="c02">

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="黑龙江"/>黑龙江

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="吉林"/>吉林

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="辽宁"/>辽宁

</div>

<div
id="c03">

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="美国"/>美国

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="阿富汗"/>阿富汗

<input type="checkbox" name="ck01"
onclick="addPreItem()" value="日本"/>日本

</div>

</div>

</div>
<div
id="preview">
<div
class="tit bgc_eee c_999">

<h2>您已选择的城市</h2>

</div>
<div
class="cont" id="previewItem">

</div>

</div>
</div>

<script
type="text/javascript">
var grow =
$("selectSub").getElementsByTagName_r("option").length; //组数
var showGrow = 0;//已打开组
var selectCount = 0; //已选数量
showSelect(showGrow);
var items =
$("selectSub").getElementsByTagName_r("input");
//alert(maxItem);
//var lenMax = 2;
//alert(1);
function $(o){ //获取对象
if(typeof(o) == "string")
return document.getElementByIdx_x_x(o);
return o;
}
function openBg(state){ //遮照打开关闭控制
if(state == 1)
{
$("bg").style.display =
"block";
var h =
document.body.offsetHeight >
document.documentElement.offsetHeight ? document.body.offsetHeight
: document.documentElement.offsetHeight;
//alert(document.body.offsetHeight);

//alert(document.documentElement.offsetHeight);
$("bg").style.height = h +
"px";
}
else
{
$("bg").style.display =
"none";
}
}
function openSelect(state){ //选择城市层关闭打开控制
if(state == 1)
{

$("selectItem").style.display =
"block";
$("selectItem").style.left
= ($("bg").offsetWidth - $("selectItem").offsetWidth)/2 +
"px";
$("selectItem").style.top
= document.body.scrollTop + 100 + "px";
}
else
{

$("selectItem").style.display =
"none";
}
}
function showSelect(id){
for(var i = 0 ; i < grow
;i++)
{
$("c0" + i).style.display
= "none";
}
$("c0" + id).style.display = "block";
showGrow = id;
}
function open(id,state){ //显示隐藏控制
if(state == 1)
$(id).style.display = "block";
$(id).style.diaplay = "none";
}
function addPreItem(){
$("previewItem").innerHTML = "";
var len = 0 ;
for(var i = 0 ; i <
items.length ; i++)
{
if(items[i].checked ==
true)
{
//len++;
//if(len >
lenMax)
//{
// alert("不能超过" + lenMax
+"个选项!")
// return false;
//}
var mes =
"<input type='checkbox' checked='true' value='"+
items[i].value +"'
onclick='copyItem(\"previewItem\",\"previewItem\");same(this);'>"
+ items[i].value;

$("previewItem").innerHTML += mes;

//alert(items[i].value);
}
}
}
function makeSure(){
//alert(1);
//$("makeSureItem").innerHTML =
$("previewItem").innerHTML;
openBg(0);
openSelect(0);

copyItem("previewItem","makeSureItem")
}
function copyHTML(id1,id2){
$(id2).innerHTML = $("id1").innerHTML;
}
function copyItem(id1,id2){

var mes = "";
var items2 =
$(id1).getElementsByTagName_r("input");
for(var i = 0 ; i <
items2.length ; i++)
{
if(items2[i].checked ==
true)
{
mes +=
"<input type='checkbox' checked='true' value='"+
items2[i].value +"' onclick='copyItem(\"" + id2+ "\",\""+ id1
+"\");same(this);'>" + items2[i].value;

}
}
$(id2).innerHTML = "";
$(id2).innerHTML += mes;
//alert($(id2).innerHTML);
}
function same(ck){
for(var i = 0 ; i <
items.length ; i++)
{
if(ck.value ==
items[i].value)
{
items[i].checked =
ck.checked;
}
}
}
var oDrag = "";
var ox,oy,nx,ny,dy,dx;
function drag(e,o){
var e = e ? e : event;
var mouseD = document.all ? 1 : 0;
if(e.button == mouseD)
{
oDrag =
o.parentNode;
//alert(oDrag.id);
ox = e.clientX;
oy = e.clientY;

}
}
function dragPro(e){
if(oDrag != "")
{
var e = e ? e :
event;
//$(oDrag).style.left =
$(oDrag).offsetLeft + "px";
//$(oDrag).style.top =
$(oDrag).offsetTop + "px";
dx =
parseInt($(oDrag).style.left);
dy =
parseInt($(oDrag).style.top);
//dx =
$(oDrag).offsetLeft;
//dy =
$(oDrag).offsetTop;
nx = e.clientX;
ny = e.clientY;
$(oDrag).style.left = (dx
+ ( nx - ox )) + "px";
$(oDrag).style.top = (dy +
( ny - oy )) + "px";
ox = nx;
oy = ny;
}
}
document.onmouseup = function(){oDrag = "";}
document.onmousemove = function(event){dragPro(event);}
</script>
</body>
</html>
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