js 自定義個性下拉選擇框示例

2024-05-06 15:50:52

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下拉選擇框想必大家并不陌生，一邊情況下都是使用默認的，為了打破傳統，下面與大家分享下使用js自定義下拉選擇框示例代碼,感興趣的朋友可以參考下

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>
<link type="text/css" href="../css/statistics.css"/>
<script src="../js/jquery.js"></script>
<style type="text/css">
.dropdiv{
width: 177px;
height: 16px;
overflow: hidden;
float: left;
font-size: 13px;
font-family: "微軟雅黑";
position: relative;
padding: 5px;
}
.drpdown{
width: 214px;
height: 24px;
font-size: 13px;
font-family:"微軟雅黑";
position: relative;
border:none;
padding-top:4px;
background:url(../images/dropdown.png) repeat-x;
}
.drpdown:active{
width: 214px;
height: 24px;
font-size: 13px;
font-family:"微軟雅黑";
position: relative;
border:none;
padding-top:4px;
background:url(../images/dropdown.png) repeat-x;
}
.droparrow{
width:27px;
height:27px;
background:url(../images/droparrow.png) no-repeat;
float:right;
}
.droparrow:hover{
width:25px;
height:25px;
background:url(../images/droparrow.png) no-repeat;
float:right;
border:#F00 1px solid;
}
.dropmiandiv{
margin-left:40px;
width:214px;
border: 2px solid #aaaaaa;
background:url(../images/dropdown.png) repeat-x;
height: 26px;
}
.chooseItems{
border:#666 2px solid;
}
.chooseItems .chooseItem{
font-size: 13px;
font-family: "微軟雅黑";
padding: 5px;
}
.chooseItems .chooseItem:hover{
background:#09F;
}
</style>
</head>

<body>

<div quest ="select1">
<div id ="select1" displayMember="-1" valueMember ="請選擇">請選擇</div>
<div></div>
</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">
<div id ="select2" displayMember="-1" valueMember ="請選擇">請選擇</div>
<div></div>
</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">
$(".droparrow").click(function(e){
var quest = $(this).parent();
var questwidth = parseInt(quest.width());
var questheight = quest.height();
var left = quest.offset().left;
var top = parseInt(quest.offset().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).hide();
}else{
$(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();
}
});
$(".dropdiv").click(function(e){
var quest = $(this).parent();
var questwidth = parseInt(quest.width());
var questheight = quest.height();
var left = quest.offset().left;
var top = parseInt(quest.offset().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).hide();
}else{
$(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();
}
});
$(".chooseItem").click(function(e){
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.html(valueMember);
parent.change();
}

$(this).parent().hide();
});
$(".dropdiv").change(function(e){
alert($(this).attr("valueMember"));
});
$(".dropmiandiv").mouseleave(function(e){
var quest = $(this).attr("quest");
$('.chooseItems[answer='+quest+']').hide();
});
$(".chooseItems").mouseenter(function(e){
$(this).show();
});
$(".chooseItems").mouseleave(function(e){
$(this).hide();
});
</script>