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"?>

</node>

</node>

</node>

</node>

</SiteMap>

前台页面

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

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>

<table>

<tr>

<asp:TreeView ID="TreeView1" runat="server" ImageSet="Arrows" OnSelectedNodeChanged="TreeView1_SelectedNodeChanged1" ShowLines="True">

<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" />

<asp:TreeNodeBinding DataMember="node" TargetField="NavigateUrl" TextField="Text" ToolTipField="Value" />

</DataBindings>

</asp:TreeView>

</td>

<asp:Panel ID="Panel1" runat="server" Height="20px" Visible="false" width="243">

<tr>

<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>

<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">

<tr>

您是选择在"<asp:Label ID="LabPrentText" runat="server" Text="Label"></asp:Label>"节点下添加</td>

</tr>

<tr>

节点名：</td>

<asp:TextBox ID="TxtAddText" runat="server"></asp:TextBox></td>

</tr>

<tr>

Url：

</td>

<asp:TextBox ID="TxtAddNavigateUrl" runat="server"></asp:TextBox></td>

</tr>

<tr>

<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">

<tr>

标题：</td>

<asp:TextBox ID="TxtText" runat="server"></asp:TextBox></td>

</tr>

<tr>

节点名：</td>

<asp:TextBox ID="TxtPath" runat="server"></asp:TextBox></td>

</tr>

<tr>

Url：</td>

<asp:TextBox ID="TxtNavigateUrl" runat="server"></asp:TextBox>

</td>

</tr>

<tr>

<asp:Button ID="BtnUpdate" runat="server" CssClass="greenButtonCss" OnClick="BtnUpdate_Click"

Text="修改" />

</td>

</tr>

</table>

</asp:Panel>

</td>

</tr>

</table>

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

{

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;

}

posted on 2007-07-03 09:45 RevengeBoy 阅读(1036) 评论(2) 编辑收藏举报

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