JS+CSS实现实用的单击输入框弹出选择框的方法

Z时代
2024-01-10
分类：综合

本文实例讲述了JS+CSS实现实用的单击输入框弹出选择框的方法。分享给大家供大家参考。具体实现方法如下：

<!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>JS+CSS打造实用的单击输入框弹出选择框效果</title>
<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(){
//把右边select的值传到文本框内
var yuanGong=document.getElementById("yuanGong")
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 + " "//" "中间为空格，字符分隔符，可以改成别的
document.getElementById('light').style.display='none';
document.getElementById('fade').style.display='none'
}
</script>
</head>
<body>
<input type="text" id="yuanGong" onclick="dakai()" 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">
      本部门员工
      <select size="12" name="D1" ondblclick="moveselect(this,'D2')" multiple="multiple" style="width:140px">
        <option value="张三">张三</option>
        <option value="李四">李四</option>
        <option value="小王">小王</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">
      等待划分部门的员工
      <select size="12" name="D2" id="D2" ondblclick="moveselect(this,'D1')" multiple="multiple" style="width:140px">
        <option value="员工X">员工X</option>
        <option value="员工Y">员工Y</option>
      </select>
    </td>
  </tr>
</table>
<a href="javascript:void(0)" onclick="guanbi()">确定</a>
<input type="button" name="button" onclick="guanbi()" value="按钮也可确定">
</div>
<div id="fade" class="black_overlay"></div>
</body>
</html>
</body>
</html>