第一步:在项目文件里创建db文件夹,在db文件夹里创建db.xml文档。db.xml结构只包含:
第二步:新建添加留言和显示留言的两个画面:MessageAdd.aspx和MessageList.aspx。下面是两个页面的 前台和后台源码。
1.MessageAdd.aspx
<%@ Page language="c#" Codebehind="MessageAdd.aspx.cs" AutoEventWireup="false" Inherits="XMLGuest.MessageAdd" %>
MessageAdd.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Xml;
namespace XMLGuest
{
///
/// MessageAdd 的摘要说明。
///
public class MessageAdd : System.Web.UI.Page
{
protected System.Web.UI.WebControls.TextBox TextBoxUName;
protected System.Web.UI.WebControls.TextBox TextBoxMail;
protected System.Web.UI.WebControls.TextBox TextBoxTxt;
protected System.Web.UI.WebControls.Button Button1;
private void Page_Load(object sender, System.EventArgs e)
{
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN:该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
///
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
///
private void InitializeComponent()
{
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void Button1_Click(object sender, System.EventArgs e)
{
XmlDocument doc = new XmlDocument();
doc.Load(MapPath("db\\db.xml"));
XmlNode node = doc.CreateElement("Item");
XmlAttribute xmlattr = doc.CreateAttribute("UserName");
xmlattr.Value = XmlConvert.DecodeName(TextBoxUName.Text);
node.Attributes.Append(xmlattr);
xmlattr = doc.CreateAttribute("UserEmail");
xmlattr.Value = XmlConvert.DecodeName(TextBoxMail.Text);
node.Attributes.Append(xmlattr);
xmlattr = doc.CreateAttribute("Content");
xmlattr.Value = XmlConvert.DecodeName(TextBoxTxt.Text);
node.Attributes.Append(xmlattr);
xmlattr = doc.CreateAttribute("SendTime");
xmlattr.Value = XmlConvert.DecodeName(DateTime.Now.ToString());
node.Attributes.Append(xmlattr);
doc.ChildNodes[0].AppendChild(node);
doc.Save(MapPath("db\\db.xml"));
Response.Redirect("MessageList.aspx");
}
}
}
2.MessageList.aspx
<%@ Page language="c#" Codebehind="MessageList.aspx.cs" AutoEventWireup="false" Inherits="XMLGuest.MessageList" %>
MessageList.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Xml;
namespace XMLGuest
{
///
/// MessageList 的摘要说明。
///
public class MessageList : System.Web.UI.Page
{
protected HyperLink GrowHyperLink1;
protected System.Web.UI.WebControls.DataGrid DataList1;
private void Page_Load(object sender, System.EventArgs e)
{
FileStream stream = new FileStream(Server.MapPath("db\\db.xml"),FileMode.Open);
try
{
XmlDataDocument doc = new XmlDataDocument();
doc.DataSet.ReadXml(new StreamReader(stream));
if(doc.DataSet.Tables.Count != 0 && doc.DataSet.Tables[0].Rows.Count!=0)
{
DataList1.DataSource = doc.DataSet.Tables[0].DefaultView ;
DataList1.DataBind();
}
stream.Close();
}
catch(Exception ding)
{
Response.Write(ding.Message);
}
finally
{
stream.Close();
}
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN:该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}
///
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
///
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
}
}
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