Sharepoint中用treeview来显示组织机构的人员状态的webpart

/// <summary>
 /// 列表项在列表之间的拷贝
 /// </summary>
 /// <param name="sourceItem"></param>
 /// <param name="destinationListName"></param>
 /// <returns></returns>
 public static SPListItem CopyItem(SPListItem sourceItem, string destinationListName)
 {
 //copy sourceItem to destinationList
 SPList destinationList = sourceItem.Web.Lists[destinationListName];
 SPListItem targetItem = destinationList.Items.Add();
 foreach (SPField f in sourceItem.Fields)
 {
 if (!f.ReadOnlyField && f.InternalName != "Attachments")
 {
 targetItem[f.InternalName] = sourceItem[f.InternalName];
 }
 }
 //copy attachments
 foreach (string fileName in sourceItem.Attachments)
 {
 SPFile file = sourceItem.ParentList.ParentWeb.GetFile(sourceItem.Attachments.UrlPrefix + fileName);
 byte[] imageData = file.OpenBinary();
 targetItem.Attachments.Add(fileName, imageData);
 }
 targetItem.Update();
 return targetItem;
 }

/// <summary>
 /// 获取一个网站的文件系统结构的递归函数
 /// </summary>
 /// <param name="myFolder"></param>
 /// <param name="level"></param>
 public void GetFolderFiles(SPFolder myFolder, string level)
 {
 try
 {
 string tempItem = myFolder.Item.Name;
 if (myFolder.ContainingDocumentLibrary != Guid.Empty)
 {
 Console.WriteLine(level + myFolder.Name + "（我是文档库文件夹）");
 }
 else
 {
 Console.WriteLine(level + myFolder.Name + "（我是列表库文件夹）");
 }
 }
 catch
 {
 Console.WriteLine(level + myFolder.Name + "（我是网站普通文件夹）");
 }
 foreach (SPFile myFile in myFolder.Files)
 {
 Console.WriteLine(level + " " + myFile.Name);
 }
 foreach (SPFolder mySubFolder in myFolder.SubFolders)
 {
 GetFolderFiles(mySubFolder, level + " ");
 }
 }

using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Collections.Generic;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using System.ComponentModel;

using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;

namespace Kimbanx.UCS.WorkGroupMemberInfo
{
 [Guid("a54de6b6-6626-4e10-87d8-d402db923d11")]
 public class WorkGroupMember : System.Web.UI.WebControls.WebParts.WebPart
 {
 private TreeView tv;
 private string spsiteUrl;
 [WebBrowsable,
 Personalizable (PersonalizationScope.Shared ),
 Category("设置"),
 WebDescription("SPSiteUrl"),
 WebDisplayName("SPSiteUrl")]
 public string SPSiteUrl
 {
 get { return this.spsiteUrl; }
 set { this.spsiteUrl = value; }
 }
 private string domainUrl;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription("SPDomainUrl"),
 WebDisplayName("SPDomainUrl")]
 public string SPDomainUrl
 {
 get { return this.domainUrl; }
 set { this.domainUrl = value; }
 }
 private string spwebUrl;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription("SPWebUrl"),
 WebDisplayName("SPWebUrl")]
 public string SPWebUrl
 {
 get { return this.spwebUrl; }
 set { this.spwebUrl = value; }
 }
 private string isWGOrOUMember;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription("显示部门成员还是组织机构成员，1显示部门成员，2显示组织机构成员"),
 WebDisplayName("显示部门成员还是组织机构成员，1显示部门成员，2显示组织机构成员")]
 public string IsWGOrOUMember
 {
 get { return this.isWGOrOUMember; }
 set { this.isWGOrOUMember = value; }
 }
 private string listName;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription("存放部门或者组织机构的列表名称"),
 WebDisplayName("存放部门或者组织机构的列表名称")]
 public string ListName
 {
 get { return this.listName; }
 set { this.listName = value; }
 }
 private string ouOrWGName;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription(" 一级部门或者组织机构的名称"),
 WebDisplayName("一级部门或者组织机构的名称")]
 public string OuOrWGName
 {
 get { return this.ouOrWGName; }
 set { this.ouOrWGName = value; }
 }
 private int swb;
 [WebBrowsable,
 Personalizable(PersonalizationScope.Shared),
 Category("设置"),
 WebDescription("学校测试用"),
 WebDisplayName("学校测试用")]
 public int SWB
 {
 get { return this.swb; }
 set { this.swb = value; }
 }

 public WorkGroupMember()
 {
 tv = new TreeView();

 }
 /// <summary>
 /// 获取部门全部成员，包括子部门成员
 /// 同时添加成员
 /// </summary>
 /// <param name="title">部门标题</param>
 /// <returns>部门全部成员，包括子部门成员的集合</returns>
 private void getOUMembers(SPSite spsite,SPWeb spweb,SPList ouList,SPFolder topFolder,TreeNode node)
 {
 TreeNode currOUNode;

 spweb.Lists.IncludeRootFolder = true;

 SPFolder folder =topFolder;

 SPQuery query = new SPQuery();
 query.Folder = folder;
 query.Query = @"<Where> <Eq>
 <FieldRef Name=‘ContentType‘ />
 <Value Type=‘Choice‘>Employee</Value>
 </Eq>
 </Where>";
 query.ViewFields = "<FieldRef Name=‘Employee‘ /><FieldRef Name=‘Job‘ />";
 SPListItemCollection items = ouList.GetItems(query);

 foreach (SPListItem item in items)
 {
 node.ChildNodes. Add(new TreeNode( item.GetFormattedValue("Job")+"： "+item.GetFormattedValue("Employee")));
 }
 if (folder.SubFolders.Count > 0)
 {
 foreach(SPFolder f in folder.SubFolders)
 {
 currOUNode = new TreeNode(f.Name,f.Name ,@"_LAYOUTS\2052\IMAGES\gfdx\OUImage.jpg");
 node.ChildNodes.Add(currOUNode);
 getOUMembers(spsite, spweb, ouList, f, currOUNode);
 }
 }
 }
 /// <summary>
 /// 获取部门SPFolder
 /// </summary>
 /// <param name="spsite"></param>
 /// <param name="spweb"></param>
 /// <param name="splist"></param>
 /// <param name="topFolder"></param>
 /// <param name="title"></param>
 /// <returns></returns>
 private SPFolder GetTopFolder(SPSite spsite, SPWeb spweb, SPList splist,SPFolder topFolder,string title)
 {
 SPFolder returnFolder = null ;

 bool isTopFolder = false;
 foreach (SPFolder f in topFolder. SubFolders)
 {
 if (f.Name.Equals(ouOrWGName))
 {
 returnFolder = f;
 return returnFolder;
 }
 }
 if (returnFolder == null)
 {
 foreach (SPFolder f in topFolder.SubFolders)
 {
 returnFolder = GetTopFolder(spsite, spweb, splist, f, title);
 if (returnFolder != null)
 return returnFolder;
 }
 }
 //returnFolder = splist.RootFolder.SubFolders[0].SubFolders[title];
 return returnFolder;
 }
 protected override void CreateChildControls()
 {
 base.CreateChildControls();

 tv.Nodes.Clear();
 try
 {
 using (SPSite site = new SPSite(spsiteUrl ))
 {
 using (SPWeb web = site.AllWebs[spwebUrl ])
 {

 web.Lists.IncludeRootFolder = true;

 if (isWGOrOUMember.Equals("1"))
 {
 #region 显示一级部门成员
 SPList ouList = web.Lists[listName];

 SPFolder topFolder= GetTopFolder(site, web, ouList, ouList.RootFolder,ouOrWGName );
 TreeNode ouNode = new TreeNode(ouOrWGName,ouOrWGName, @"_LAYOUTS\2052\IMAGES\gfdx\WGImage.jpg");
 tv.Nodes.Add(ouNode);
 getOUMembers(site, web, ouList, topFolder,ouNode );

 #endregion
 }
 else if (isWGOrOUMember.Equals("2"))
 {

 #region 显示组织机构成员
 SPList ouList = web.Lists[listName];

 SPFolder folder = ouList.RootFolder.SubFolders[ouOrWGName];

 TreeNode WGNode = new TreeNode(ouOrWGName, ouOrWGName, @"_LAYOUTS\2052\IMAGES\gfdx\WGImage.jpg");
 tv.Nodes.Add(WGNode );

 SPQuery query = new SPQuery();
 query.Folder = folder;
 query.Query = @"<Where> <Eq>
 <FieldRef Name=‘ContentType‘ />
 <Value Type=‘Choice‘>WGMember</Value>
 </Eq>
 </Where>";
 query.ViewFields = "<FieldRef Name=‘WGMemberWGDuty‘ /><FieldRef Name=‘WGMemberName‘ /><FieldRef Name=‘WGMemberDuty‘ />";
 SPListItemCollection items = ouList.GetItems(query);
 foreach (SPListItem item in items)
 {

 tv.Nodes[0].ChildNodes.Add(new TreeNode(item.GetFormattedValue("WGMemberWGDuty") + " " + item.GetFormattedValue("WGMemberName") + "职务：" +
 item.GetFormattedValue("WGMemberDuty")));
 }

 #endregion
 }
 this.Controls.Add(tv);
 }
 }
 }
 catch (Exception ex)
 {
 this.Controls.Add(new LiteralControl("请注意设置中的输入数据格式，错误提示："+ex.Message));
 }
 }
 }
}

using System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Collections.Generic;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;

using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;

namespace Kimbanx.UCS.TreeViewDocLib
{
 [Guid("b1882c89-e0da-4727-a414-c5622bfb1df3")]
 public class TreeViewDocLib : System.Web.UI.WebControls.WebParts.WebPart, IWebEditable
 {
 public System.Web.UI.WebControls.TreeView trv = new System.Web.UI.WebControls.TreeView();
 private TreeNode rNode;
 private SPWeb _web;
 private SPSite _site;
 private SPList _list;

 public TreeViewDocLib()
 {
 this.ExportMode = System.Web.UI.WebControls.WebParts.WebPartExportMode.All;
 }

 private string strLibName;
 private bool wpConfigured;

 // Property to Assign _site library Name from Toolpart
 [WebBrowsable(true)]
 public string LibraryName
 {
 get
 {
 return strLibName;
 }
 set
 {
 strLibName = value;
 }
 }

 protected override void Render(HtmlTextWriter writer)
 {
 // TODO: add custom rendering code here.
 // writer.Write("Output HTML");
 }

 protected override void CreateChildControls()
 {
 // Verifying whether the WebPart is Configured in ToolPart
 if (!string.IsNullOrEmpty(LibraryName))
 {
 wpConfigured = true;
 }

 if (wpConfigured)
 {
 //Creating the Instance of SPSite & SPWeb to open the _site
 _site = SPContext.Current.Site;
 _web = _site.OpenWeb();

 // Fetching the Library Object from _site
 _list = _web.Lists[LibraryName];

 // To Display Lines
 trv.ShowLines = true;

 // Passing Root Node as the Parameter to Recursive Function
 rNode = new System.Web.UI.WebControls.TreeNode(_list.RootFolder.Name);
 TraverseFolder(_list.RootFolder, rNode);

 // Adding the Root Node to Tree View
 trv.Nodes.Add(rNode);
 this.Controls.Add(trv);
 }
 }

 protected override void RenderContents(HtmlTextWriter writer)
 {

 }

 public override void RenderControl(HtmlTextWriter writer)
 {
 //Rendering the Controls in WebPart Based on the Config
 if (wpConfigured)
 trv.RenderControl(writer);
 else
 writer.Write("Please Configure the Library Name in WebPart");
 }

 public void TraverseFolder(SPFolder folder, TreeNode node)
 {

 TreeNode tNode = new System.Web.UI.WebControls.TreeNode(folder.Name);
 try
 {
 if (folder.Name != "Forms")
 {
 // Looping all Folders in Current Folder
 foreach (SPFolder fldr in folder.SubFolders)
 {
 if (fldr.Name != "Forms")
 {
 TreeNode trn = new System.Web.UI.WebControls.TreeNode(fldr.Name);
 tNode = TraverseFiles(fldr, trn);
 //trv.Nodes.Add(tNode);
 rNode.ChildNodes.Add(tNode);
 }
 }

 // Adding Files to the Tree Node
 foreach (SPFile file in folder.Files)
 {
 TreeNode trnChild = new System.Web.UI.WebControls.TreeNode(file.Name, "", "~/_layouts/images/" + file.IconUrl, file.ServerRelativeUrl.ToString(), "");
 rNode.ChildNodes.Add(trnChild);
 }
 }
 }

 catch (Exception e)
 {
 Console.WriteLine(e.Message);
 }
 }

 public TreeNode TraverseFiles(SPFolder fldr, TreeNode node)
 {
 try
 {
 // Adding Files in the Current Folder
 foreach (SPFile file in fldr.Files)
 {
 TreeNode trnChild = new System.Web.UI.WebControls.TreeNode(file.Name, "", "~/_layouts/images/" + file.IconUrl, file.ServerRelativeUrl.ToString(), "");
 node.ChildNodes.Add(trnChild);
 }

 // To Verify the Count of Sub Folders in Current Folder
 bool bRecurseFolders = fldr.SubFolders.Count > 0 ? true : false;

 // If It has SubFolders Then it will call the Function Recursively
 if (bRecurseFolders)
 {
 for (int i = 0; i < fldr.SubFolders.Count; i++)
 {
 TreeNode trnChild = new System.Web.UI.WebControls.TreeNode(fldr.SubFolders[i].Name);
 node.ChildNodes.Add(TraverseFiles(fldr.SubFolders[i], trnChild));
 }
 }
 }
 catch (Exception e)
 {
 Console.WriteLine(e.Message);
 }
 return node;
 }

 // Creating the ToolPart with the WebPart
 #region IWebEditable Members
 EditorPartCollection IWebEditable.CreateEditorParts ()
 {
 List<EditorPart> editors = new List<EditorPart>();
 editors.Add(new TreeViewEditorPart());
 return new EditorPartCollection(editors);
 }

 object IWebEditable.WebBrowsableObject
 {
 get { return this; }
 }
 #endregion
 }
}

using System;
using System.Collections.Generic;
using System.Text;

using System.ComponentModel;
using System.Web;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using Kimbanx.UCS.TreeViewDocLib;

namespace Kimbanx.UCS.TreeViewDocLib
{
 public class TreeViewEditorPart : EditorPart
 {
 TextBox m_txtSiteURL;
 TextBox m_txtLibName;

 public TreeViewEditorPart()
 {
 this.ID = "TreeViewEditorPart";
 this.Title = "UdayEth WebControls";
 }

 // This Function will be Triggered When the Apply or OK button Clicked in ToolPart
 public override bool ApplyChanges()
 {
 TreeViewDocLib part = WebPartToEdit as TreeViewDocLib;
 if (part != null)
 {
 part.LibraryName = m_txtLibName.Text;
 return true;
 }
 return true;
 }

 // This Function will be Triggered when the Task Pane of the WebPart is Opened
 public override void SyncChanges()
 {
 EnsureChildControls();
 TreeViewDocLib part = WebPartToEdit as TreeViewDocLib;
 if (part != null)
 {
 m_txtLibName.Text = part.LibraryName;
 }
 }

 protected override void CreateChildControls()
 {
 // Create new panel for ToolPart
 Panel userSectionBody = new Panel();

 m_txtLibName = new TextBox();
 Label lblLibName = new Label();
 lblLibName.Text = "Document Library Name";

 // Adding Site Library Name to Panel
 userSectionBody.Controls.Add(lblLibName);
 userSectionBody.Controls.Add(new LiteralControl(" "));
 userSectionBody.Controls.Add(m_txtLibName);

 Controls.Add(userSectionBody);
 }

 protected override void RenderContents(HtmlTextWriter writer)
 {
 // Rendering Tool Part Pane
 writer.WriteLine("Udayakumar Ethirajulu[SharePoint MVP]");
 base.RenderContents(writer);
 }
 }
}