asp.net 操作 xml格式网站地图 添加删除修改!(简单版)

xml 格式

<? xml version = " 1.0 "  encoding = " utf-8 " ?>
< SiteMap >
   < node Value = " 32 "  Text = " revengeboy "  NavigateUrl = " 322 " >
     < node Value = " 1234 "  Text = " 1234 "  NavigateUrl = " 123 " >
     </ node >
     < node Value = " 20070702023420 "  Text = " 123 "  NavigateUrl = " 123 " >
     </ node >
   </ node >
   < node Value = " 14 "  Text = " 123131ooi "  NavigateUrl = " 3123 " >
     < node Value = " 12322 "  Text = " tt00 "  NavigateUrl = " tt " >
       < node Value = " 123 "  Text = " tt8890=== "  NavigateUrl = " ttii " >
         < node Value = " 122 "  Text = " 5555 "  NavigateUrl = " 555 " >
           < node Value = " 1222 "  Text = " 5566 "  NavigateUrl = " 55 " >
           </ node >
         </ node >
       </ node >
     </ node >
   </ node >
   < node Value = " 20070702024023 "  Text = " 73133 "  NavigateUrl = " 73133 " >
   </ node >
</ SiteMap >

前台页面

<% @ Control Language = " C# "  AutoEventWireup = " true "  CodeFile = " ajaxTabs.ascx.cs "  Inherits = " Tabs_ajaxTabs "   %>

       < style type = " text/css " >
body 
{
     scrollbar-face-color: #EDEDF3;
     scrollbar-highlight-color: #ffffff;
     scrollbar-shadow-color: #93949F;
     scrollbar-3dlight-color: #EDEDF3;
     scrollbar-arrow-color: #082468;
     scrollbar-track-color: #F7F7F9;
     scrollbar-darkshadow-color: #EDEDF3;
     
     font-size: 9pt;
     color: #003366;
     overflow:auto;
 }

/**/ /**/ /**/ /**/ /**/ /**/ /**/ /*绿色按钮样式*/
.greenButtonCss  {
    font-family: "Tahoma", "宋体";
    font-size: 9pt; color: #0066cc;
    border: 1px #93bee2 solid;
    BORDER-BOTTOM: #93bee2 1px solid; 
    BORDER-LEFT: #93bee2 1px solid; 
    BORDER-RIGHT: #93bee2 1px solid; 
    BORDER-TOP: #93bee2 1px solid;
    background-image:url(../Images/greenbuttonbg.gif);
    background-color: #ffffff;
    CURSOR: hand;
    font-style: normal ;
}

  /**/ /**/ /**/ /**/ /**/ /**/ /**/ /*蓝色按钮样式*/
 .blueButtonCss  {
     font-family: "Tahoma", "宋体";
     font-size: 9pt; color: #003366;
     border: 0px #93bee2 solid;

     background-image:url(../Images/blue_button_bg.gif);
     background-color: #ffffff;
     CURSOR: hand;
     font-style: normal ;
 }
 
/**/ /*下拉选择框显示风格
*************************************/
SELECT
{
    BORDER-RIGHT: #000000 1px solid; 
    BORDER-TOP: #FFFFFF 1px solid; 
    FONT-SIZE: 12px; 
    BORDER-LEFT: #FFFFFF 1px solid;
    COLOR:#003366; 
    BORDER-BOTTOM: #000000 1px solid; 
    BACKGROUND-COLOR: #f4f4f4;
}  

/**/ /*多行文本框样式
*****************************************************/
.MultiEditBox
{
    background: #f8f8f8;
    border-bottom: #B7B7B7 1px solid;
    border-left: #B7B7B7 1px solid;
    border-right: #B7B7B7 1px solid;
    border-top: #B7B7B7 1px solid;
    color: #000000;
    cursor: text;
    font-family: "Arial";
    font-size: 9pt;
    padding: 1px;
}
/**/ /*无框 文本框显示样式**/
.clarity
{
    BORDER-RIGHT: #ffffff 0px solid; 
    BORDER-TOP: #ffffff 0px solid;
    FONT-SIZE: 9pt; 
    BORDER-LEFT: #ffffff 0px solid; 
    BORDER-BOTTOM: #ffffff 0px solid; 
}

</ style >  
   
< asp:XmlDataSource ID = " XmlDataSource1 "  runat = " server " ></ asp:XmlDataSource >
& nbsp; 
< table >
     < tr >
         < td style = " width: 100px "  valign = " top " >
             < asp:TreeView ID = " TreeView1 "  runat = " server "  ImageSet = " Arrows "  OnSelectedNodeChanged = " TreeView1_SelectedNodeChanged1 "  ShowLines = " True " >
                 < ParentNodeStyle Font - Bold = " False "   />
                 < HoverNodeStyle Font - Underline = " True "  ForeColor = " #5555DD "   />
                 < SelectedNodeStyle Font - Underline = " True "  HorizontalPadding = " 0px "
                    VerticalPadding = " 0px "  ForeColor = " #5555DD "   />
                 < NodeStyle Font - Names = " Verdana "  Font - Size = " 8pt "  ForeColor = " Black "  HorizontalPadding = " 5px "
                    NodeSpacing = " 0px "  VerticalPadding = " 0px "   />
                 < DataBindings >
                     < asp:TreeNodeBinding DataMember = " node "  TargetField = " NavigateUrl "  TextField = " Text "  ToolTipField = " Value "   />
                     < asp:TreeNodeBinding DataMember = " node "  TargetField = " NavigateUrl "  TextField = " Text "  ToolTipField = " Value "   />
                 </ DataBindings >
             </ asp:TreeView >
         </ td >
         < td style = " width: 100px "  valign = " top " >
             < asp:Panel ID = " Panel1 "  runat = " server "  Height = " 20px "  Visible = " false "  width = " 243 " >
                 < table width  =   100 %  bgcolor = " whitesmoke " >
                     < tr >
                         < td width  =   70 %>
                 < asp:Button ID = " BtnTestAdd "  runat = " server "  CssClass = " blueButtonCss "  OnClick = " BtnTestAdd_Click "
                    Text = " 添加 "   />
                 < asp:Button ID = " BtnTestUpdate "  runat = " server "  CssClass = " blueButtonCss "  OnClick = " BtnTestUpdate_Click "
                    Text = " 修改 "   />
                 < asp:Button ID = " BtnDeleteOne "  runat = " server "  CssClass = " blueButtonCss "  OnClick = " BtnDeleteOne_Click "
                    Text = " 删除 "   /></ td >
                         < td width  =   30 %  align = " right "  valign = " top " >
                 < asp:ImageButton ID = " ImageButton1 "  runat = " server "  OnClick = " ImageButton1_Click "  ImageUrl = " ~/Image/close.GIF "   /></ td >
                     </ tr >
                 </ table >
             </ asp:Panel >
         < asp:Panel ID = " PanAdd "  runat = " server "  Height = " 50px "  Visible = " false "  Width = " 125px " >
                 & nbsp; < table style = " width: 243px " >
                     < tr >
                         < td align = " center "  colspan = " 2 "  style = " height: 21px " >
                            您是选择在 " <asp:Label ID= " LabPrentText "  runat= " server "  Text= " Label " ></asp:Label> " 节点下添加 </ td >
                     </ tr >
                     < tr >
                         < td style = " width: 66px " >
                            节点名： </ td >
                         < td style = " width: 100px " >
                             < asp:TextBox ID = " TxtAddText "  runat = " server " ></ asp:TextBox ></ td >
                     </ tr >
                     < tr >
                         < td style = " width: 66px; height: 26px " >
                            Url：
                         </ td >
                         < td style = " width: 100px; height: 26px " >
                             < asp:TextBox ID = " TxtAddNavigateUrl "  runat = " server " ></ asp:TextBox ></ td >
                     </ tr >
                     < tr >
                         < td align = " center "  colspan = " 2 "  style = " height: 22px " >
                             < asp:Button ID = " BtnAdd "  runat = " server "  CssClass = " greenButtonCss "  OnClick = " BtnAdd_Click "
                                Text = " 添加 "   /></ td >
                     </ tr >
                 </ table >
             </ asp:Panel >
             < asp:Panel ID = " PanUpdate "  runat = " server "  Height = " 50px "  Visible = " false "  Width = " 125px " >
                 < table style = " width: 246px " >
                     < tr >
                         < td style = " width: 142px; height: 25px " >
                            标题： </ td >
                         < td style = " width: 100px; height: 25px " >
                             < asp:TextBox ID = " TxtText "  runat = " server " ></ asp:TextBox ></ td >
                     </ tr >
                     < tr >
                         < td style = " width: 142px; height: 26px " >
                            节点名： </ td >
                         < td style = " width: 100px; height: 26px " >
                             < asp:TextBox ID = " TxtPath "  runat = " server " ></ asp:TextBox ></ td >
                     </ tr >
                     < tr >
                         < td style = " width: 142px; height: 26px " >
                            Url： </ td >
                         < td style = " width: 100px; height: 26px " >
                             < asp:TextBox ID = " TxtNavigateUrl "  runat = " server " ></ asp:TextBox >
                         </ td >
                     </ tr >
                     < tr >
                         < td align = " center "  colspan = " 2 " >
                             & nbsp;  & nbsp; & nbsp;
                             < asp:Button ID = " BtnUpdate "  runat = " server "  CssClass = " greenButtonCss "  OnClick = " BtnUpdate_Click "
                                Text = " 修改 "   />
                         </ td >
                     </ tr >
                 </ table >
             </ asp:Panel >
         </ td >
     </ tr >
</ table >
& nbsp; & nbsp;

后台代码

using  System;
using  System.Data;
using  System.Configuration;
using  System.Collections;
using  System.Web;
using  System.Web.Security;
using  System.Web.UI;
using  System.Web.UI.WebControls;
using  System.Web.UI.WebControls.WebParts;
using  System.Web.UI.HtmlControls;

using  System.Data.SqlClient;
using  System.Xml;
using  System.Xml.XPath;
using  System.Runtime.InteropServices;

public  partial  class  Tabs_ajaxTabs : System.Web.UI.UserControl
{
    string strReadPath = "C:\\SiteMap\\siteMap.xml";
    string strSavePath = "C:\\SiteMap\\siteMap.xml";
 
    [DllImport("kernel32.dll")]
    static extern bool SetFileAttributes(string lpFileName, uint dwFileAttributes);


    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            TreeviewBind(XmlDataSource1, TreeView1, strReadPath);
        }
    }
  
    void TreeviewBind(XmlDataSource xds,TreeView tv,string path)
    {
        xds.DataFile = path;
        tv.DataSource = xds;
        tv.DataBind();
    }
    protected void BtnAdd_Click(object sender, EventArgs e)//单个按扭　控制多级添加
    {
        try
        {           
            XmlDocument doc = new XmlDocument();
            doc.Load(strReadPath);
            XPathNavigator navigator = doc.CreateNavigator();
            foreach (XPathNavigator nav in navigator.Select((string)ViewState["NodePath"]))
            {
                if (nav.HasAttributes == true)
                {
                    nav.MoveToFirstAttribute();
                    if (nav.Name == "Value")
                    {
                        if (nav.Value == (string)ViewState["GetValue"])
                        {
                            nav.MoveToParent();//重新回到结点                      

                            nav.AppendChild("<node Value=\"" + DateTime.Now.ToString("yyyyMMddhhmmss") + "\" Text=\"" + TxtAddText.Text + "\" NavigateUrl=\"" + TxtAddNavigateUrl.Text + "\"></node>");//添加到<SiteMap>节点中

                            SetFileAttributes(strSavePath, (uint)0);//修改文件属性，去掉所有属性！
                            SetFileAttributes(strSavePath, (uint)128); // FILE_ATTRIBUTE_NORMAL
                            doc.Save(strSavePath);
                            Response.Redirect(Request.RawUrl);
                        }
                    }
                }
                else
                {
                    nav.AppendChild("<node Value=\"" + DateTime.Now.ToString("yyyyMMddhhmmss") + "\" Text=\"" + TxtAddText.Text + "\" NavigateUrl=\"" + TxtAddNavigateUrl.Text + "\"></node>");//添加到<SiteMap>节点中
                    SetFileAttributes(strSavePath, (uint)0);//修改文件属性，去掉所有属性！
                    SetFileAttributes(strSavePath, (uint)128); // FILE_ATTRIBUTE_NORMAL
                    doc.Save(strSavePath);
                    Response.Redirect(Request.RawUrl);
                }
                while (nav.MoveToNext()) ;
            }

        }
        catch (Exception)
        {

            throw;
        }
    }
    protected void BtnUpdate_Click(object sender, EventArgs e)
    {
        try
        {
            XmlDocument xmldoc = new XmlDocument();
            xmldoc.Load(strReadPath);
            XPathNavigator navigator = xmldoc.CreateNavigator();
            foreach (XPathNavigator nav in navigator.Select((string)ViewState["NodePath"]))//通过导航 找到根节点，并读出其子节点列表 
            {
                if (nav.HasAttributes == true)
                {
                    nav.MoveToFirstAttribute();
                    if (nav.Name == "Value")
                    {
                        if (nav.Value == (string)ViewState["GetValue"])
                        {
                            //nav.SetValue(this.TxtText.Text);//将TxtText里的内容保存到属性中
                            nav.MoveToNextAttribute();//移到下一个属性
                            nav.SetValue(this.TxtText.Text);//将TxtNavigateUrl里的内容保存到属性中
                            nav.MoveToNextAttribute();//移到下一个属性
                            nav.SetValue(this.TxtNavigateUrl.Text);//将TxtNavigateUrl里的内容保存到属性中
                        }
                    }
                } while (nav.MoveToNext()) ;
            }
            SetFileAttributes(strSavePath, (uint)0);//修改文件属性，去掉所有属性！
            SetFileAttributes(strSavePath, (uint)128); // FILE_ATTRIBUTE_NORMAL
            xmldoc.Save(strSavePath);
            TreeviewBind(XmlDataSource1, TreeView1, strReadPath);
            Response.Redirect(Request.RawUrl);   
        }
        catch (Exception)
        {            
            throw;
        }

    }
    protected void BtnDeleteOne_Click(object sender, EventArgs e)
    {
        try
        {
            XmlDocument xmldoc = new XmlDocument();
            xmldoc.Load(strReadPath);

    # region //不完善代码
            //XmlNodeList xnl = xmldoc.SelectSingleNode("SiteMap").ChildNodes;//找到根节点，并读出其子节点列表 
            //foreach (XmlNode xn in xnl)
            //{

            //    XmlElement xe = (XmlElement)xn;
            //    if (xe.GetAttribute("Text") == "123")
            //    {
            //        xe.ParentNode.RemoveChild(xe);//删除该节点的全部内容   
            //        //xmldoc.DocumentElement.RemoveChild.RemoveChild(xe);
            //    }
            //} 


            //XmlNode xn = xmldoc.SelectSingleNode((string)ViewState["NodePath"]);//找到根节点，并读出其子节点列表 
            //XmlElement xe = (XmlElement)xn;
            //    if (xe.GetAttribute("Text") == "123")
            //    {
            //        xe.ParentNode.RemoveChild(xe);//删除该节点的全部内容   
            //    }

    # endregion  

            XPathNavigator navigator = xmldoc.CreateNavigator();
            foreach (XPathNavigator nav in navigator.Select((string)ViewState["NodePath"]))//通过导航 找到根节点，并读出其子节点列表 
            {
                if (nav.HasAttributes == true)
                {
                    nav.MoveToFirstAttribute();
                    if (nav.Name == "Value")
                    {
                        if (nav.Value == (string)ViewState["GetValue"])
                        {
                            nav.MoveToParent();//重新回到结点  
                            nav.DeleteSelf();//删除自己                        
                        }
                    }
                } while (nav.MoveToNext()) ;
            }
            SetFileAttributes(strSavePath, (uint)0);//修改文件属性，去掉所有属性！
            SetFileAttributes(strSavePath, (uint)128); // FILE_ATTRIBUTE_NORMAL
            xmldoc.Save(strSavePath);
            Response.Redirect(Request.RawUrl);
        }
        catch (Exception)
        {
            
            throw;
        }

    }
   
 TreeNode tn = new TreeNode();
    protected void TreeView1_SelectedNodeChanged1(object sender, EventArgs e)
    {
        
        this.ImageButton1.Visible = true;
        this.Panel1.Visible = true;
        this.PanAdd.Visible = false;
        this.PanUpdate.Visible = false;
        tn = TreeView1.SelectedNode;
        ViewState["GetDelText"] = tn.Text;
        ViewState["GetNavigateUrl"] = tn.Target.ToString();
        ViewState["NodePath"] = tn.ValuePath;
        ViewState["GetValue"] = tn.ToolTip;

        string path = "/node";
        string rootpath = "SiteMap";
        int i = tn.ValuePath.Split('/').Length - 1;
        for (int j = 0; j < i; j++)
        {
            rootpath = rootpath + path;
        }
        ViewState["NodePath"] = rootpath;
        this.TxtText.Text = (string)ViewState["GetDelText"];
        this.TxtPath.Text = (string)ViewState["NodePath"];
        this.TxtNavigateUrl.Text = (string)ViewState["GetNavigateUrl"];
        //this.TxtValue.Text = (string)ViewState["GetValue"];

    }

    protected void BtnTestAdd_Click(object sender, EventArgs e)
    {
        this.LabPrentText.Text = (string)ViewState["GetDelText"];
        this.PanAdd.Visible = true;
        this.PanUpdate.Visible = false;
    }
    protected void BtnTestUpdate_Click(object sender, EventArgs e)
    {
        this.PanAdd.Visible = false;
        this.PanUpdate.Visible = true;
    }
    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
    {
        this.PanAdd.Visible = false;
        this.PanUpdate.Visible = false;
        this.Panel1.Visible = false;
        this.ImageButton1.Visible = false;
    }


}