前台：aspx页面
1 var bgtime = $(" #date1 ").val();
2 var overtime = $(" #date2 ").val();
3 var gsid = "0";
4 var typename = "";
5 var divstyle = "";
6 var bgpage; //定义开始页面
7 var recordCount; //数据总条数
8 var pageCount; //总页数
9 //页面加载完成执行
10 $(document).ready(function(){
11 //$("#date1").attr("value", getNowFormatDate());//推荐这种写法,可正常赋值
12 $("#date2").attr("value", getNowFormatDate());
13 bgtime = $(" #date1 ").val();
14 overtime = $(" #date2 ").val();
15 typename = "全部";
16 $("#gs").html("");
17 $("#data-content").html("");
18 $("#leibie").html("");
19 $("#gs").append("<div class=\"xuanze xuanze-active\" name=\"0\">全部公司<span class=\"my-icon mui-icon mui-icon-checkmarkempty\"></span></div>");
20 $("#leibie").append("<div class=\"xuanze xuanze-active\" name=\"全部\">全部<span class=\"my-icon mui-icon mui-icon-checkmarkempty\"></span></div>");
21 InitPage(1,10); //这里是调用InitPage(pageIndex,pageSize)方法,pageIndex:起始页，pageSize:每页的数据条数
22 });
23 //监听滚轮事件
24 window.onscroll = function () {
25 if (getScrollHeight() == getWindowHeight() + getDocumentTop()) { //当滚动条到底时,这里是触发内容
26 //异步请求数据,局部刷新dom
27 if (bgpage >= parseInt(pageCount)) //开始页数大于所有数据总页数
28 {
29 alert("已经到底部了")
30 }
31 else {
32 alert(bgpage) //页数
33 onscoll(bgpage, 10);调用onscoll(pageIndex,pageSize)
34 }
35 }
36 };
37 //页面加载完成添加数据的方法
38 function InitPage(pageIndex, pageSize) {
39 $.ajax({
40 url: "SlcBuyTp.ashx",
41 type: 'post',
42 //contentType: "application/json;charset=UTF-8",
43 data: { "gsname": gsid, "bgtime": bgtime, "overtime": overtime, "type": typename, "pageIndex": pageIndex, "pageSize": pageSize },//encodeURI(encodeURI(typename)) escape(typename)
44 cache: true,
45 success: function (d) {
46 //alert(d);
47 //console.log(new Date().getTime());
48 var obj = eval（'(' + d + ')'); //数组
49 recordCount = obj.table2[0].recordcount; //记录数据总条数
50 pageCount = obj.table2[0].pagecount; //记录总页数
51 for (var index = 0; index < obj.gsname.length; index++) {
52 var item = obj.gsname[index];
53 $("#gs").append("<div class=\"xuanze\" name=\"" + item.gsid + "\">" + item.gsname + "<span class=\"my-icon mui-icon mui-icon-checkmarkempty\"></span></div>");
54 }
55 for (var index = 0; index < obj.type.length; index++) { //添加类型名称
56 var item = obj.type[index];
57 $("#leibie").append("<div class=\"xuanze\" name=\"" + item.leibie + "\">" + item.leibie + "<span class=\"my-icon mui-icon mui-icon-checkmarkempty\"></span></div>");
58 }
59 if (obj.datas.length == 0) {
60 var kong = "<div class=\"tb-content\"><div style=\"with:100%;hight:20px;text-align:center;position: absolute;margin: 50%;\">没有数据</div></div>"
61 $("#data-content").empty().append(kong);
62 }
63 else {
64 for(var i=0;i<obj.datas.length;i++)
65 {
66 var item = obj.datas[i];
67 divstyle = "<div class=\"tb-content\"><table class=\"tb\"><tr><td style=\"width:35%;\">单据日期：" + item.riqi + "</td><td style=\"width:65%\">订单接收方：" + item.jsgs + "</td></tr><tr><td>物料类别：" + item.typename + "</td><td>物料名称：" + item.name + "</td></tr><tr><td>规格型号：" + item.gg + "</td><td>采购备注：" + item.beizhu + "</td></tr><tr><td>计量单位：" + item.jldw + "</td><td>数量：" + item.shuliang + "</td></tr><tr><td>需求部门：" + item.xqbm + "</td><td>本币含税金额：" + item.bbje + "</td></tr><tr><td>需求人员：" + item.xqry + "</td><td>采购部门：" + item.cgbm + "</td></tr><tr><td>采购人员：" + item.cgry + "</td><td></td></tr></table></div>";
68 $("#data-content").append(divstyle);
69 }
70 };
71 bgpage=parseInt(pageIndex) + 1 //起始页+1
72 },
73 error: function (XMLHttpRequest, textStatus, errorThrown) {
74 alert("请求数据失败,XMLHttpRequest 对象:" + JSON.stringify(XMLHttpRequest) + ", 错误信息:" + textStatus + ", 捕获的错误对象:" + errorThrown);
75 },
76 });
77 }
78 //滚动条到底部添加数据的方法
79 function onscoll(pageIndex, pageSize) {
80 $.ajax({
81 url: "SlcBuyTp.ashx",
82 type: 'post',
83 //contentType: "application/json;charset=UTF-8",
84 data: { "gsname": gsid, "bgtime": bgtime, "overtime": overtime, "type": typename, "pageIndex": pageIndex, "pageSize": pageSize },//encodeURI(encodeURI(typename)) escape(typename)
85 cache: true,
86 success: function (d) {
87 //alert(d);
88 //console.log(new Date().getTime());
89 var obj = eval（'(' + d + ')'); //数组
90 var recordCount = obj.table2[0].recordcount; //记录总条数
91 pageCount = obj.table2[0].pagecount; //记录总页数
92 if (obj.datas.length == 0) {
93 var kong = "<div class=\"tb-content\"><div style=\"with:100%;hight:20px;text-align:center;position: absolute;margin: 50%;\">没有数据</div></div>"
94 $("#data-content").empty().append(kong);
95 }
96 else {
97 for (var i = 0; i < obj.datas.length; i++) {
98 var item = obj.datas[i];
99 divstyle = "<div class=\"tb-content\"><table class=\"tb\"><tr><td style=\"width:35%;\">单据日期：" + item.riqi + "</td><td style=\"width:65%\">订单接收方：" + item.jsgs + "</td></tr><tr><td>物料类别：" + item.typename + "</td><td>物料名称：" + item.name + "</td></tr><tr><td>规格型号：" + item.gg + "</td><td>采购备注：" + item.beizhu + "</td></tr><tr><td>计量单位：" + item.jldw + "</td><td>数量：" + item.shuliang + "</td></tr><tr><td>需求部门：" + item.xqbm + "</td><td>本币含税金额：" + item.bbje + "</td></tr><tr><td>需求人员：" + item.xqry + "</td><td>采购部门：" + item.cgbm + "</td></tr><tr><td>采购人员：" + item.cgry + "</td><td></td></tr></table></div>";
100 $("#data-content").append(divstyle);
101 }
102 };
103 bgpage = parseInt(pageIndex) + 1 //起始页+1
104 },
105 error: function (XMLHttpRequest, textStatus, errorThrown) {
106 alert("请求数据失败,XMLHttpRequest 对象:" + JSON.stringify(XMLHttpRequest) + ", 错误信息:" + textStatus + ", 捕获的错误对象:" + errorThrown);
107 },
108 });
109 }
后台：ashx页面
<%@ WebHandler Language="C#" Class="SlcBuyTp" %>
using System;
using System.Web;
using System.Data;
using cschef;
public class SlcBuyTp : IHttpHandler {
protected static int RecordCount = 0; //记录数据总行数
public void ProcessRequest (HttpContext context) {
context.Response.ContentType = "text/plain";
string type;
string datas;
string gsbh = context.Request.Form["gsname"];//如果是get方式应该用context.Request.QueryString
string bgtime = context.Request.Form["bgtime"];//如果是get方式应该用context.Request.QueryString
string overtime = context.Request.Form["overtime"];//如果是get方式应该用context.Request.QueryString
string typename = context.Request.Form["type"];//如果是get方式应该用context.Request.QueryString
int pageIndex = CC.ToInt(context.Request.Form["pageIndex"]); //起始页
int pageSize =CC.ToInt(context.Request.Form["pageSize"]);//每个页面数据条数
#region 分页配置
if (pageIndex == 0) { pageIndex = 1; }
#endregion
if (gsbh == "0")
{
if(typename == "全部")
{
datas = @"select CONVERT(varchar(100), djrq, 23) riqi,wllbmc typename,ghdw jsgs,wlmc name,cpgg gg,bz beizhu,jldw jldw,sl shuliang,bbje bbje,xqbm xqbm,xqry xqry,cgbm cgbm,cgry cgry
from t_cgmx where djrq between '"+bgtime+"' and '"+overtime+"'";
}
else
{
datas = @"select CONVERT(varchar(100), djrq, 23) riqi,wllbmc typename,ghdw jsgs,wlmc name,cpgg gg,bz beizhu,jldw jldw,sl shuliang,bbje bbje,xqbm xqbm,xqry xqry,cgbm cgbm,cgry cgry
from t_cgmx where djrq between '"+bgtime+"' and '"+overtime+"' and wllbmc='"+typename+"'";
}
}
else
{
//gsbh!=0
if(typename == "全部")
{
datas = @"select CONVERT(varchar(100), djrq, 23) riqi,wllbmc typename,ghdw jsgs,wlmc name,cpgg gg,bz beizhu,jldw jldw,sl shuliang,bbje bbje,xqbm xqbm,xqry xqry,cgbm cgbm,cgry cgry
from t_cgmx where djrq between '"+bgtime+"' and '"+overtime+"' and gsbh='"+gsbh+"'";
}
else
{
datas =@"select CONVERT(varchar(100), djrq, 23) riqi,wllbmc typename,ghdw jsgs,wlmc name,cpgg gg,bz beizhu,jldw jldw,sl shuliang,bbje bbje,xqbm xqbm,xqry xqry,cgbm cgbm,cgry cgry
from t_cgmx where djrq between '"+bgtime+"' and '"+overtime+"' and gsbh='"+gsbh+"'and wllbmc='"+typename+"'";
}
}
DataTable TbDatas = new DataTable();
TbDatas = DBHelper.DBContext.Default.GetDataTable(datas);
RecordCount = TbDatas.Rows.Count; //数据总条数
DataTable dtData = new DataTable(); //数据表
if(RecordCount==0) //如果没有数据
{
dtData = TbDatas;
}
else //否则
{
dtData = GetPagedTable(TbDatas, pageIndex, pageSize);//调用 GetPagedTable(DataTable dt, int PageIndex, int PageSize)方法，为TbDatas进行分页
}
DataTable dtCount = new DataTable(); //记录TbDatas数据表的总数据条数和总页数的表
dtCount.TableName = "table2";
dtCount.Columns.Add("recordcount"); //给一列命名
dtCount.Rows.Add(RecordCount); //添加dt的行数到dtCount
dtCount.Columns.Add("pagecount"); //添加dt的行名，第二列
dtCount.Rows[0]["pagecount"]=getPageCount(TbDatas.Rows.Count,pageSize); //将总数据页数添加到pagecount列
dtData.TableName = "datas";
DataSet ds = new DataSet();
ds.Tables.Add(dtData);
ds.Tables.Add(dtCount);
string JsonString1 = Newtonsoft.Json.JsonConvert.SerializeObject(ds); //转换成json
context.Response.Write(JsonString1);
}
/// <summary>
/// 对DataTable进行分页,起始页为1
/// </summary>
/// <param name="dt">查询出的数据表</param>
/// <param name="PageIndex">起始页</param>
/// <param name="PageSize">每页数据条数</param>
/// <returns></returns>
public static DataTable GetPagedTable(DataTable dt, int PageIndex, int PageSize)
{
if (PageIndex == 0)
return dt;
DataTable newdt = dt.Copy();
newdt.Clear();
int rowbegin = (PageIndex - 1) * PageSize;
int rowend = PageIndex * PageSize;
if (rowbegin >= dt.Rows.Count)
return newdt;
if (rowend > dt.Rows.Count)
rowend = dt.Rows.Count;
for (int i = rowbegin; i <= rowend - 1; i++)
{
DataRow newdr = newdt.NewRow();
DataRow dr = dt.Rows[i];
foreach (DataColumn column in dt.Columns)
{
newdr[column.ColumnName] = dr[column.ColumnName];
}
newdt.Rows.Add(newdr);
}
return newdt;
}
/// <summary>
/// 获取总页数
/// </summary>
/// <param name="sumCount">结果集数量</param>
/// <param name="pageSize">页面数量</param>
/// <returns></returns>
public static int getPageCount(int sumCount, int pageSize)
{
int page = sumCount / pageSize;
if (sumCount % pageSize > 0)
{
page = page + 1;
}
return page;
}
public bool IsReusable {
get {
return false;
}
}
}
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