using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.xml;

namespace?Menu
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????#region?Edit?TreeView

????????private?void?btnAddRoot_Click（object?sender?EventArgs?e）
????????{
????????????TreeNode?node?=?CreateNewNode（）;

????????????this.treeView1.Nodes.Add（node）;
????????}

????????private?TreeNode?CreateNewNode（）
????????{
????????????TreeNode?node?=?new?TreeNode（this.txttitle.Text.Trim（））;
????????????node.Tag?=?this.txtContent.Text.Clone（）;
????????????return?node;
????????}

????????private?void?btnAddChild_Click（object?sender?EventArgs?e）
????????{
????????????if?（this.treeView1.SelectedNode?==?null）
????????????{
????????????????return;
????????????}
????????????TreeNode?node?=?CreateNewNode（）;

????????????this.treeView1.SelectedNode.Nodes.Add（node）;
????????????this.treeView1.SelectedNode.Expand（）;
????????}
????????private?void?btnDelSel_Click（object?sender?EventArgs?e）
????????{
????????????if?（this.treeView1.SelectedNode?==?null）
????????????{
????????????????return;
????????????}
????????????this.treeView1.Nodes.Remove（this.treeView1.SelectedNode）;
????????}
????????#endregion

????????#region?TreeView?2?xml

????????private?void?btnSave_Click（object?sender?EventArgs?e）
????????{
????????????//將TreeView保存到xml文件中
????????????if?（this.dlgSave.ShowDialog（）?==?DialogResult.OK）
????????????{
????????????????xmlDocument?doc?=?new?xmlDocument（）;
????????????????doc.Loadxml（““）;
????????????????xmlNode?root?=?doc.DocumentElement;
????????????????doc.InsertBefore（doc.CreatexmlDeclaration（“1.0“?“utf-8“?“yes“）?root）;
????????????????TreeNode2xml（this.treeView1.Nodes?root）;
????????????????doc.Save（dlgSave.FileName）;
????????????}
????????}

????????private?void?TreeNode2xml（TreeNodeCollection?treeNodes?xmlNode?xmlNode）
????????{
????????????xmlDocument?doc?=?xmlNode.OwnerDocument;
????????????foreach?（TreeNode?treeNode?in?treeNodes）
????????????{
????????????????xmlNode?element?=?doc.CreateNode（“element“?“Item“?““）;
????????????????xmlAttribute?attr?=?doc.CreateAttribute（“title“）;
????????????????attr.Value?=?treeNode.Text;
????????????????element.Attributes.Append（attr）;
????????????????element.AppendChild（doc.CreateCDataSection（treeNode.Tag.ToString（）））;
????????????????xmlNode.AppendChild（element）;

????????????????if?（treeNode.Nodes.Count?>?0）
????????????????{
????????????????????TreeNode2xml（treeNode.Nodes?element）;
????????????????}
????????????}
????????}
????????#endregion

????????#region?xml?2?TreeView
????????private?void?btnLoad_Click（object?sender?EventArgs?e）
????????{
????????????//從xml中讀取數(shù)據(jù)到TreeView
????????????if?（this.dlgOpen.ShowDialog（）?==?DialogResult.OK

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????24576??2006-12-01?11:18??Menu\Menu\bin\Debug\Menu.exe

?????文件????????178??2006-12-01?08:53??Menu\Menu\bin\Debug\Menu.xml

?????目錄??????????0??2006-12-01?08:58??Menu\Menu\bin\Debug

?????目錄??????????0??2006-12-01?08:52??Menu\Menu\bin\Release

?????目錄??????????0??2006-12-01?08:52??Menu\Menu\bin

?????文件???????5544??2006-12-01?11:09??Menu\Menu\Form1.cs

?????文件???????9830??2006-12-01?10:41??Menu\Menu\Form1.Designer.cs

?????文件???????6411??2006-12-01?10:41??Menu\Menu\Form1.resx

?????文件???????3365??2006-12-01?08:53??Menu\Menu\Menu.csproj

?????文件????????178??2006-12-01?08:53??Menu\Menu\Menu.xml

?????文件????????471??2006-12-01?08:39??Menu\Menu\Program.cs

?????文件???????1311??2006-12-01?11:05??Menu\Menu\Properties\AssemblyInfo.cs

?????文件???????2835??2006-12-01?08:39??Menu\Menu\Properties\Resources.Designer.cs

?????文件???????5612??2006-12-01?08:39??Menu\Menu\Properties\Resources.resx

?????文件???????1087??2006-12-01?08:39??Menu\Menu\Properties\Settings.Designer.cs

?????文件????????249??2006-12-01?08:39??Menu\Menu\Properties\Settings.settings

?????目錄??????????0??2006-12-01?11:05??Menu\Menu\Properties

?????目錄??????????0??2006-12-01?11:09??Menu\Menu

?????文件????????901??2006-12-01?08:52??Menu\Menu.sln

????..A..H.?????13312??2006-12-01?11:05??Menu\Menu.suo

?????目錄??????????0??2006-12-01?08:52??Menu

-----------?---------??----------?-----??----

????????????????75860????????????????????21