方法體
using System;
using System.Xml;
using System.Configuration;
using System.Web;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace XMLSize
{
public struct strRestric
{
public string msgPage;
public string msgPrompt;
public int size;
}
public class XmlRestrict
{
public static strRestric res;
public XmlRestrict()
{
res.msgPage="";
res.msgPrompt="";
res.size=0;
}
public static object Restrict(string xmlPathName,string nodeID,strRestric res)
{
int NodeNum=1;
string path="";
path =ConfigurationSettings.AppSettings.Get(xmlPathName).ToString();
path+="Restrict.xml";
try
{
XmlDocument xmlDoc=new XmlDocument();
xmlDoc.Load(path);
XmlNodeList nodeList=xmlDoc.SelectSingleNode("Tree").ChildNodes;
foreach(XmlNode xn in nodeList)
{
XmlElement xe=(XmlElement)xn;
if(xe.Name=="Node")
{
XmlNodeList nls=xe.ChildNodes;
foreach(XmlNode xn1 in nls)
{
XmlElement xe2=(XmlElement)xn1;
if(xe2.Name=="PageId")
{
if(xe2.InnerText==nodeID)
{
XmlNode xnChild=(XmlNode)xe2;
XmlNode child=xnChild.ParentNode.ChildNodes[NodeNum+1];
XmlElement xeChild=(XmlElement)child;
string Id=xeChild.GetAttribute("value");
int Pid=int.Parse(Id);
res.msgPage=child.InnerText.ToString();
res.msgPrompt=xnChild.ParentNode.ChildNodes[NodeNum+2].InnerText.ToString();
res.size=Pid;
return res;
}
break;
}
}
}
}
}
catch
{}
return null;
}
頁面內調用
private void Page_Load(object sender, System.EventArgs e)
{
strMsg="";
///////////////////////////////////////////////////////////////////////////////
object obj;
obj=XMLSize.XmlRestrict.Restrict("webPath","Notice_Login_txtContent",XmlRestrict.res);
XMLSize.XmlRestrict.res=(strRestric)obj;
string msgContent=XmlRestrict.res.msgPage;
string msgPrompt=XmlRestrict.res.msgPrompt;
int txtContentSize=XmlRestrict.res.size;
this.lblTxt.Text=msgContent;
this.txtContent.MaxLength=txtContentSize;
this.strMsg=msgPrompt;
//////////////////////////////////////////////////////////////////////////////
}
XML文件
<?xml version="1.0" encoding="utf-8" ?>
<Tree>
<Node>
<Name></Name>
<PageId>Notice_Login_txtContent</PageId>
<Control value="5"></Control>
<Message></Message>
</Node>
<Node>
<Name></Name>
<PageId></PageId>
<Control value="5"></Control>
<Message></Message>
</Node>
</Tree>