Using Jquery+ajax+json to implement no-refresh paging (ii) in ASP.

<%@ page language= "C #" autoeventwireup= "true" codefile= "PageTest.aspx.cs" inherits= "Renmai_pagetest"%><! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<%@ WebHandler language= "C #" class= "Handler1"%>using system;using system.web;using system.data;using  Newtonsoft.json;public class Handler1:ihttphandler {/* HANDLER/HANDLER1.ASHX */protected static int RecordCount    = 0;     protected static DataTable dt = Createdt (); public void ProcessRequest (HttpContext context) {string type=context.        request["type"]; int pageIndex = MSCL. Converthelper.objecttoint (context.        request["PageIndex"]); int pageSize = MSCL. Converthelper.objecttoint (context.        request["PageSize"]); Switch (type) {case "show": #region Paging configuration if (PageIndex = = 0) {PageIndex = 1;                #endregion DataSet ds = new DataSet ();                DataTable dtdata = getpagedtable (dt, PageIndex, pageSize);                                Dtdata.tablename = "Table1";                DataTable Dtcount = new DataTable (); Dtcount.tablename = "Table2";                DTCOUNT.COLUMNS.ADD ("RecordCount"); DTCOUNT.ROWS.ADD (dt.                Rows.Count); Ds.                Tables.add (Dtdata); Ds.                Tables.add (Dtcount);                String json = Jsonconvert.serializeobject (ds, formatting.indented); Context.                Response.Write (JSON);            Break        Default:break; } context.      Response.End ();        } #region Simulation Data private static DataTable Createdt () {DataTable dt = new DataTable (); Dt.        Columns.Add (New DataColumn ("Id", typeof (int)) {defaultvalue = 0}); Dt.        Columns.Add (New DataColumn ("Name", typeof (String)) {defaultvalue = "1"}); Dt.        Columns.Add (New DataColumn ("Sex", typeof (String)) {defaultvalue = "male"}); for (int i = 1; I <=, i++) {dt. Rows.Add (i, "Zhang San" + i.tostring ().        PadLeft (4, ' 0 ')); } RecordCount = dt.        Rows.Count;    return DT; } #endregion//<summary>/Paging the DataTable with a starting page of 1//</summary>//<param name= "DT" ></param>//<param Name= "PageIndex" ></param>//<param name= "PageSize" ></param>//&LT;RETURNS&GT;&LT;/R eturns> public static DataTable getpagedtable (DataTable dt, int PageIndex, int PageSize) {if (pageind        ex = = 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>//Get total Pages///</summary>//<param name= "Sumcount" > Number of result sets </pa ram>//<param name= "PageSize" > Number of pages </param>//<returns></returns> Publi        c 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; }    }}


Using Jquery+ajax+json to implement no-refresh paging (ii) in ASP.