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1、先给出问题解决后的代码
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<base href="<%=basePath%>">
<title>添加优惠券步骤2</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<jsp:include page="../layout/script.jsp"></jsp:include>
<c:set var="getDataUrl" value="${pageContext.request.contextPath}/goods/getGoodsOnSale" scope="request" />
<script type="text/javascript">
var $dg;
var $grid;
var ids = '';
var idsArray = new Array();
$(function() {
$dg = $("#dg");
$grid=$dg.datagrid({
url : "${getDataUrl}",
width : 'auto',
height : $(this).height()-85,
pagination:true,
rownumbers:true,
border:true,
striped:true,
singleSelect:false,
checkOnSelect:true,
selectOnCheck:true,
onBeforeLoad:function(data){
addSelectedGoodsIdToArray();
},
onLoadSuccess:function(data){
var rowsData = data.rows;
if(idsArray.length!=0){
$.each(idsArray,function(i,e){
for(var index=0;index<rowsData.length;index++){
if(rowsData[index].goodsId==e){
$dg.datagrid('selectRow',index);
}
}
});
}
},
onUncheck:function(rowIndex,rowData){
if(idsArray.length == 0){
}else{
for(var index=0;index<idsArray.length;index++){
if(idsArray[index] == rowData.goodsId){
removeArrayValue(idsArray,rowData.goodsId);
break;
}
}
}
},
columns : [ [ {field:'ck',checkbox:true},
{field : 'goodsId',hidden:true},
{field : 'goodsName',title : '商品标题',width : parseInt($(this).width()*0.3)},
{field : 'img1',title : '图片',width : parseInt($(this).width()*0.1),align : 'left',
formatter:function(value,row){
if(row.img1 != '')
return "<img src = '"+row.img1+"'/>";
else
return "<img src = '"+row.img1+"'/>";
}
},
{field : 'categoryId',title : '分类',width : parseInt($(this).width()*0.1),align : 'left',
formatter:function(value,row){
var cates = row.categorys;
for(var i=0;i<cates.length;i++){
if(cates[i].categoryId === row.categoryId){
return cates[i].categoryName;
}
}
}
},
{field : 'goodsNumber',title : '库存',width : parseInt($(this).width()*0.1)},
{field : 'isOnSale',title : '上架',width :parseInt($(this).width()*0.1),align : 'left',
formatter:function(value,row){
if(row.isOnSale){
return "<font color=green>是<font>";
} else{
return "<font color=red>否<font>";
}
}
},
{field : 'lastUpdate',title : '上架时间',width : parseInt($(this).width()*0.1),align : 'left',
formatter:function(value,row){
var thisDate = new Date(row.lastUpdate);
return formatterDate(thisDate);
}
}
] ],toolbar:'#tb'
});
//搜索框
/* $("#searchbox").searchbox({
menu:"#mm",
prompt :'模糊查询',
searcher:function(value,name){
var str="{\"searchName\":\""+name+"\",\"searchValue\":\""+value+"\"}";
var obj = eval('('+str+')');
$dg.datagrid('reload',obj);
}
}); */
});
function addCheckedGoodIdToArray(rowIndex,rowData){
console.log("_________________________");
var idsArrayLength = idsArray.length;
if(idsArray.length == 0){
console.log("push:"+rowData.goodsId);
idsArray.push(rowData.goodsId);
}else{
for(var index=0;index<idsArrayLength;index++){
if(idsArray[index] == rowData.goodsId){
console.log("remove:"+rowData.goodsId);
removeArrayValue(idsArray,rowData.goodsId);
break;
}
if(index == idsArrayLength-1){
console.log("push:"+rowData.goodsId);
idsArray.push(rowData.goodsId);
}
}
}
console.log("---------------");
for(var index=0;index<idsArray.length;index++){
console.log(idsArray[index]);
}
console.log("---------------");
}
function addSelectedGoodsIdToArray(){
var rows = $dg.datagrid('getSelections');
if(rows.length>0){
$.each(rows,function(i,row){
if(idsArray.length == 0){
idsArray.push(row.goodsId);
}else{
for(var index=0;index<idsArray.length;index++){
if(idsArray[index] == row.goodsId){
break;
}
if(index == idsArray.length-1){
idsArray.push(row.goodsId);
break;
}
}
}
});
}
}
function removeSelectedGoodsIdToArray(rows){
//var rows = $dg.datagrid('getSelections');
if(rows.length>0){
$.each(rows,function(i,row){
if(idsArray.length > 0){
for(var index=0;index<idsArray.length;index++){
removeArrayValue(idsArray,row.goodsId);
}
}
});
}
}
function nextStep() {
addSelectedGoodsIdToArray();
console.log("ids length"+idsArray.length);
if(idsArray.length>0){
ids = '';
for(var index=0;index<idsArray.length;index++){
ids += idsArray[index];
if(index != idsArray.length-1){
ids += ',';
}
}
}else{
}
parent.$.modalDialog({
title : '商品排序',
width : 1632,
height : 830,
href : "${pageContext.request.contextPath}/coupons/showAddStep3?goodsId="+ids,
onLoad:function(){
},
buttons : [ {
text : '下一步',
iconCls : 'icon-ok',
handler : function() {
parent.$.modalDialog.openner= $grid;//因为添加成功之后，需要刷新这个dataGrid，所以先预定义好
var f = parent.$.modalDialog.handler.find("#form");
f.submit();
}
}, {
text : '取消',
iconCls : 'icon-cancel',
handler : function() {
parent.$.modalDialog.handler.dialog('destroy');
parent.$.modalDialog.handler = undefined;
}
}
]
});
}
//编辑
function editOneGood() {
//console.log("run edit");
var row = $dg.datagrid('getSelected');
if (row) {
window.location.href="${pageContext.request.contextPath}/goods/showEditGoods?goodsId="+row.goodsId;
}else{
parent.$.messager.show({
title :"提示",
msg :"请选择一行记录!",
timeout : 1000 * 2
});
}
}
function addOneGood() {
//console.log("run edit");
window.location.href="${pageContext.request.contextPath}/goods/showAddGood";
}
//高级搜索 删除 row
function tbCompanySearchRemove(curr) {
$(curr).closest('tr').remove();
}
//高级查询
function tbsCompanySearch() {
jqueryUtil.gradeSearch($dg,"#tbCompanySearchFm","jsp/company/companySearchDlg.jsp");
}
/**
* 格式化日期（含时间）
*/
function formatterDate(date) {
var datetime = date.getFullYear()
+ "-"// "年"
+ ((date.getMonth() + 1) >= 10 ? (date.getMonth() + 1) : "0"
+ (date.getMonth() + 1))
+ "-"// "月"
+ (date.getDate() < 10 ? "0" + date.getDate() : date
.getDate())
+ " "
+ (date.getHours() < 10 ? "0" + date.getHours() : date
.getHours())
+ ":"
+ (date.getMinutes() < 10 ? "0" + date.getMinutes() : date
.getMinutes())
+ ":"
+ (date.getSeconds() < 10 ? "0" + date.getSeconds() : date
.getSeconds());
return datetime;
}
function removeArrayValue(arr, val) {
for(var i=0; i<arr.length; i++) {
if(arr[i] == val) {
arr.splice(i, 1);
break;
}
}
}
</script>
</head>
<body>
<div data-options="region:'center',border : false">
<div class="well well-small" style="margin-left: 5px;margin-top: 5px">
<span class="badge">添加优惠券步骤</span>
<p>
1：填写优惠券基本信息 —————————— <span class="label-info"><strong>2：选择优惠券中的商品</strong></span> —————————— 3：保存并生成优惠券
</p>
</div>
<div id="tb" style="padding:2px 0">
<table cellpadding="0" cellspacing="0">
<tr>
<td style="padding-left:2px">
<a href="javascript:void(0);" class="easyui-linkbutton" iconCls="icon-edit" plain="true" onclick="nextStep()">下一步</a>
<a href="javascript:void(0);" class="easyui-linkbutton" iconCls="icon-edit" plain="true" onclick="