自定義的一個簡單時尚js下拉選擇框

2024-05-06 15:55:44

字體：大中小

來源：轉載

供稿：網友

下拉選擇框，是我們在網頁中經常使用到的，在本文為大家詳細介紹下使用js使用的下拉選擇框

復制代碼代碼如下:

<!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: "微軟雅黑";
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: "微軟雅黑";
padding: 5px;
border-bottom: solid 1px #cecece;
}
.chooseItems .chooseItem:last-child{
border-bottom:none;
}
.chooseItems .chooseItem:hover{
background: #f2f2f2;
}
</style>
</head>

<body>

<div quest ="select1">
<input type="text" readonly="readonly" id ="select1" displayMember="-1" valueMember ="請選擇" value="請選擇"/>
</div>
<div answer ="select1">
<div displayMember="0" valueMember ="獨立注冊譯員">獨立注冊譯員</div>
<div displayMember="1" valueMember ="供應商譯員">供應商譯員</div>
<div displayMember="2" valueMember ="供應商">供應商</div>
<div displayMember="3" valueMember ="代理商">代理商</div>
</div>

<div quest ="select2">
<input type="text" readonly="readonly" id ="select2" displayMember="-1" valueMember ="請選擇" value="請選擇"/>
</div>
<div answer ="select2">
<div displayMember="0" valueMember ="獨立注冊譯員">獨立注冊譯員</div>
<div displayMember="1" valueMember ="供應商譯員">供應商譯員</div>
<div displayMember="2" valueMember ="供應商">供應商</div>
<div 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>