01List.html
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title></title> <style type="text/css"> #tbList { border:1px solid #0094ff; border-collapse:collapse; 500px; margin:50px auto; } #tbList th,td{ border:1px solid #0094ff; padding:5px; } </style> <script type="text/javascript"> function doDel(id) { if (confirm("您确定要删除吗？")) { window.location = "03Del.ashx?id=" + id; } } </script> </head> <body> <a href="04Add.html">新增</a> <table id="tbList"> <tr> <th>Id</th> <th>名称</th> <th>人数</th> <th>操作</th> </tr> <!--用户自定义占位符--> @{表格内容} </table> </body> </html>
01List.ashx
using System; using System.Collections.Generic; using System.Data; using System.Web; namespace AspNetAshx { /// <summary> /// 班级列表动态页面 /// </summary> public class _01List : IHttpHandler { public void ProcessRequest(HttpContext context) { //context.Response.ContentType = "text/html"; //1.读取模版数据 string strHtml = CommonHelper.GetFileContent("01List.html"); //2.读取数据库 DataTable dt = SqlHelper.GetTable("select * from Classes where CIsDel = 0"); System.Text.StringBuilder sbHtml = new System.Text.StringBuilder(1000); //3.生成 表格行字符串 if (dt.Rows.Count > 0) { foreach (DataRow dr in dt.Rows) { sbHtml.Append("<tr>"); sbHtml.Append("<td>"); sbHtml.Append(dr["cId"]); sbHtml.Append("</td>"); sbHtml.Append("<td>"); sbHtml.Append("<a href='07GetClassDetail.ashx?id=" + dr["cId"] + "'>" + dr["cName"] + "</a>"); sbHtml.Append( dr["cName"] ); sbHtml.Append("</td>"); sbHtml.Append("<td>"); sbHtml.Append(dr["cCount"]); sbHtml.Append("</td>"); sbHtml.Append("<td>"); sbHtml.Append("<a href='javascript:doDel("+dr["cid"]+")'>删</a> <a href='02Modify.ashx?id="+dr["cid"]+"'>改</a>"); sbHtml.Append("</td>"); sbHtml.Append("</tr>"); } } //4.将 表格行字符串 替换到 模版占位符 处 strHtml = strHtml.Replace("@{表格内容}", sbHtml.ToString()); //5.将替换后的模版字符串 发给 浏览器 context.Response.Write(strHtml); } public bool IsReusable { get { return false; } } } }