JS实现单击输入框弹出选择框效果完整实例

本文实例讲述了JS实现单击输入框弹出选择框效果的方法。分享给大家供大家参考,具体如下:

运行效果截图如下:

完整实例代码如下:

<!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>

<title>实用的单击输入框弹出选择框效果

</title>

<meta http-equiv="content-type" content="text/html;charset=gb2312">

<!--把下面代码加到<head>与</head>之间-->

<style type="text/css">

.black_overlay{display:none;position:absolute;top:0%;left:0%;width:100%;height:100%;background-color:#FFFFFF;z-index:1001;-moz-opacity:0.8;opacity:.80;filter:alpha(opacity=80);}

.white_content{display:none;position:absolute;top:25%;left:25%;width:50%;height:50%;padding:16px;border:16px solid orange;margin:-32px;background-color:white;z-index:1002;overflow:auto;}

</style>

<script language="javascript" type="text/javascript">

function moveselect(obj,target,all){

if (!all) all=0

if (obj!="[object]") obj=eval("document.all."+obj)

target=eval("document.all."+target)

if (all==0)

{

while (obj.selectedIndex>-1){

//alert(obj.selectedIndex)

mot=obj.options[obj.selectedIndex].text

mov=obj.options[obj.selectedIndex].value

obj.remove(obj.selectedIndex)

var newoption=document.createElement("OPTION");

newoption.text=mot

newoption.value=mov

target.add(newoption)

}

}

else

{

//alert(obj.options.length)

for (i=0;i<obj.length;i++)

{

mot=obj.options[i].text

mov=obj.options[i].value

var newoption=document.createElement("OPTION");

newoption.text=mot

newoption.value=mov

target.add(newoption)

}

obj.options.length=0

}

}

function dakai(){

document.getElementById('light').style.display='block';

document.getElementById('fade').style.display='block'

}

function guanbi(){

//下面上把右边select的值传到文本框内

var yuanGong=document.getElementById("yuanGong")

var yuanGongname=document.getElementById("yuanGongname");

yuanGongname.value="";

yuanGong.value=""//如果不加这句,则每次选择的结果追加

var huoQu=document.getElementById("D2")

for(var k=0;k<huoQu.length;k++)

{

yuanGong.value=yuanGong.value + huoQu.options[k].value + " "//这里的" "中间为空格,为字符间的分隔符,可以改成别的

if (yuanGongname.value=="")

{

yuanGongname.value=yuanGongname.value+ huoQu.options[k].text; //这里的" "中间为空格,为字符间的分隔符,可以改成别的

}

else

{

yuanGongname.value=yuanGongname.value+","+ huoQu.options[k].text; //这里的" "中间为空格,为字符间的分隔符,可以改成别的

}

}

document.getElementById('light').style.display='none';

document.getElementById('fade').style.display='none'

}

</script>

</head>

<body>

<!--把下面代码加到<body>与</body>之间-->

<input type="text" id="yuanGong" onclick="dakai()" size="50">

<input type="text" id="yuanGongname" size="50">

<div id="light" class="white_content">

<table border="1" width="350" id="table4" bordercolor="#CCCCCC" bordercolordark="#CCCCCC" bordercolorlight="#FFFFFF" cellpadding="3" cellspacing="0">

<tr>

<td width="150" height="200" align="center" valign="middle">

该部门员工

<select size="12" name="D1" ondblclick="moveselect(this,'D2')" multiple="multiple" style="width:140px">

<option value="1">员工1</option>

<option value="2">员工2</option>

<option value="3">员工3</option>

</select>

</td>

<td width="50" height="200" align="center" valign="middle">

<input type="button" value="<<" name="B3" onclick="moveselect('D2','D1',1)"><br>

<input type="button" value="<" name="B5" onclick="moveselect('D2','D1')"><br>

<input type="button" value=">" name="B6" onclick="moveselect('D1','D2')"><br>

<input type="button" value=">>" name="B4" onclick="moveselect('D1','D2',1)"><br>

</td>

<td width="150" height="200" align="center" valign="middle">

未划分部门员工

<select size="12" name="D2" id="D2" ondblclick="moveselect(this,'D1')" multiple="multiple" style="width:140px">

<option value="4">员工4</option>

<option value="5">员工5</option>

</select>

</td>

</tr>

</table>

<a href="javascript:void(0)" onclick="guanbi()">确定</a>

<input type="button" name="button" onclick="guanbi()" value="也可以使用按钮来确定">

</div>

<div id="fade" class="black_overlay"></div>

</body>

</html>

</body>

</html>

希望本文所述对大家JavaScript程序设计有所帮助。

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