自定义的一个简单时尚js下拉选择框

时间：2021-05-18

复制代码 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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>statistics test</title>
<script src="../js/jquery.js"></script>
<style type="text/css">
.dropdiv{
width: 180px;
height: 24px;
overflow: hidden;
float: left;
font-size: 13px;
font-family: "微软雅黑";
position: relative;
padding: 0px 26px 0px 5px;
border: solid 1px #cecece;
background: url(../images/droparrow.png) 186px no-repeat;
}
.dropmiandiv{
margin-left: 40px;
width: 213px;
background: url(../images/dropdown.png) repeat-x;
height: 27px;
}
.chooseItems{
border: solid 1px #cecece;
}
.chooseItems .chooseItem{
font-size: 13px;
font-family: "微软雅黑";
padding: 5px;
border-bottom: solid 1px #cecece;
}
.chooseItems .chooseItem:last-child{
border-bottom:none;
}
.chooseItems .chooseItem:hover{
background: #f2f2f2;
}
</style>
</head>

<body>

<div class="dropmiandiv" quest ="select1">
<input type="text" readonly="readonly" id ="select1" displayMember="-1" valueMember ="请选择" class="dropdiv" value="请选择"/>
</div>
<div class="chooseItems" answer ="select1" style="display:none; position:absolute;">
<div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>
<div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>
<div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>
<div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>
</div>

<div class="dropmiandiv" quest ="select2" style="position:absolute;top:200px;">
<input type="text" readonly="readonly" id ="select2" displayMember="-1" valueMember ="请选择" class="dropdiv" value="请选择"/>
</div>
<div class="chooseItems" answer ="select2" style="display:none; position:absolute;">
<div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>
<div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>
<div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>
<div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>
</div>

</body>

</html>
<script type="text/javascript">
$(".dropdiv").click(function(e){
$(".chooseItems").slideUp(300);
e.stopPropagation();
var quest = $(this).parent();
var questwidth = parseInt(quest.width())-2;
var questheight = quest.height();
var left = quest.position().left+parseInt(quest.css("margin-left"))+parseInt(quest.css("padding-left"));
var top = parseInt(quest.position().top)+parseInt(questheight)+4;
var attrs = quest.attr("quest");
var selectsd = $('.chooseItems[answer='+attrs+']');
var selectsdHeight = selectsd.height();
if((top+selectsdHeight)>$(window).height()){
top = top - selectsdHeight - questheight-7;
}
if($(selectsd).is(":visible")){
$(selectsd).slideUp(300);
}else{
$(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).slideDown(300);
}
});
$(".chooseItem").click(function(e){
e.stopPropagation();
var divhtml = $(this);
var displayMember,valueMember;
displayMember = divhtml.attr("displayMember");
valueMember = divhtml.attr("valueMember");
var attrs =$(this).parent().attr("answer");
var parent = $("#"+attrs);
var olddisplayMember,oldvalueMember;
olddisplayMember = parent.attr("displayMember");
oldvalueMember = parent.attr("valueMember");
if(olddisplayMember !=displayMember){
parent.attr("displayMember",displayMember);
parent.attr("valueMember",valueMember);
parent.val(valueMember);
parent.change();
}
$(this).parent().slideUp(300);
});
$(document).click(function(e){
var target = $(e.target);
if(target.closest(".chooseItems").length == 0){
$(".chooseItems").slideUp(300);
}
});
</script>

效果图

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