商城搜索框异步搜索商品
键盘抬起事件
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<!-- 登录 注册 购物车... -->
<div class="container-fluid">
<div class="col-md-4">
<img src="img/logo2.png" />
</div>
<div class="col-md-5">
<img src="img/header.png" />
</div>
<div class="col-md-3" style="padding-top:20px">
<ol class="list-inline">
<li><a href="login.jsp">登录</a></li>
<li><a href="register.jsp">注册</a></li>
<li><a href="cart.jsp">购物车</a></li>
<li><a href="order_list.jsp">我的订单</a></li>
</ol>
</div>
</div>
<!-- 导航条 -->
<div class="container-fluid">
<nav class="navbar navbar-inverse">
<div class="container-fluid">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">首页</a>
</div>
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li class="active"><a href="product_list.htm">手机数码<span class="sr-only">(current)</span></a></li>
<li><a href="#">电脑办公</a></li>
<li><a href="#">电脑办公</a></li>
<li><a href="#">电脑办公</a></li>
</ul>
<form class="navbar-form navbar-right" role="search">
<div class="form-group" style="position:relative">
<input id="search" type="text" class="form-control" placeholder="Search" onkeyup="searchWord(this)">
<div id="showDiv" style="display:none; position:absolute;z-index:1000;background:#fff; width:179px;border:1px solid #ccc;">
</div>
</div>
<button type="submit" class="btn btn-default">Submit</button>
</form>
<!-- 完成异步搜索 -->
<script type="text/javascript">
//进入和出去那个下拉框的样式不同而已
function overFn(obj){
$(obj).css("background","#DBEAF9");
}
function outFn(obj){
$(obj).css("background","#fff");
}
//点击下拉框的小米8后就把小米8输入到搜索框里面,然后把下拉框的信息删掉
function clickFn(obj){
$("#search").val($(obj).html());
$("#showDiv").css("display","none");
}
function searchWord(obj){
//1、获得输入框的输入的内容
var word = $(obj).val();
//2、根据输入框的内容去数据库中模糊查询---List<Product>
var content = "";
$.post(
"${pageContext.request.contextPath}/searchWord",
{"word":word},
function(data){
//3、将返回的商品的名称 现在showDiv中
//[{"pid":"1","pname":"小米 4c 官方版","market_price":8999.0,"shop_price":8999.0,"pimage":"products/1/c_0033.jpg","pdate":"2016-08-14","is_hot":1,"pdesc":"小米 4c 标准版 全网通 白色 移动联通电信4G手机 双卡双待 官方好好","pflag":0,"cid":"1"}]
if(data.length>0){
for(var i=0;i<data.length;i++){
content+="<div style='padding:5px;cursor:pointer' οnclick='clickFn(this)' οnmοuseοver='overFn(this)' οnmοuseοut='outFn(this)'>"+data[i]+"</div>";
}
$("#showDiv").html(content);
$("#showDiv").css("display","block");
}
},
"json"
);
}
</script>
</div>
</div>
</nav>
</div>