TreeView 拖拽增删改

 using Endv.Tools;
 using System;
 using System.Data;
 using System.Drawing;
 using System.IO;
 using System.Windows.Forms;
 
 namespace Endv
 {
 
     public class Form1 : System.Windows.Forms.Form
     {
 
         private string DBConStr = "";
         private string AppPath = "";
         private ContextMenu tvSample1Menu = new ContextMenu();
         private ContextMenu tvSample2Menu = new ContextMenu();
         private System.ComponentModel.IContainer components;
         private System.Windows.Forms.Label label1;
         private System.Windows.Forms.TreeView TreeView1;
         private System.Windows.Forms.Button button1;
         private System.Windows.Forms.Button button2;
         private System.Windows.Forms.TreeView TreeView2;
         private System.Windows.Forms.Label label2;
         private System.Windows.Forms.Button button3;
         private System.Windows.Forms.Button button4;
         private System.Windows.Forms.Button button5;
         private System.Windows.Forms.Button button6;
         private DataGridView dataGridView1;
         private System.Windows.Forms.ImageList imageList1;
 
         #region Form Load
         private void Form1_Load(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);// 获取等待光标，通常是沙漏形状
 
             try
             {
 
                 AppPath = UI.GetAppPath();
                 DBConStr = SqlHelper.connectionString;
                 //DBConStr = "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=" + AppPath + "sample.mdb";
                 //DBConStr = "Provider= Data Source=(local);Initial Catalog=oittest;User ID=sa;Password=123";
 
                 tvSample1Menu.MenuItems.Add("Insert",
                                             new EventHandler(tvSample1RightClickInsert));
 
                 tvSample1Menu.MenuItems.Add("Edit",
                                             new EventHandler(tvSample1RightClickEdit));
 
                 tvSample1Menu.MenuItems.Add("Nudge Up",
                                             new EventHandler(tvSample1RightClickNudgeUp));
 
                 tvSample1Menu.MenuItems.Add("Nudge Down",
                                             new EventHandler(tvSample1RightClickNudgeDown));
 
                 tvSample1Menu.MenuItems.Add("Delete",
                                             new EventHandler(tvSample1RightClickDelete));
 
                 tvSample2Menu.MenuItems.Add("Insert",
                                             new EventHandler(tvSample2RightClickInsert));
 
                 tvSample2Menu.MenuItems.Add("Edit",
                                             new EventHandler(tvSample2RightClickEdit));
 
                 tvSample2Menu.MenuItems.Add("Nudge Up",
                                             new EventHandler(tvSample2RightClickNudgeUp));
 
                 tvSample2Menu.MenuItems.Add("Nudge Down",
                                             new EventHandler(tvSample2RightClickNudgeDown));
 
                 tvSample2Menu.MenuItems.Add("Delete",
                                          new EventHandler(tvSample2RightClickDelete));
 
                 LoadAllTrees();
 
                 TreeView1.AllowDrop = true;
                 TreeView2.AllowDrop = true;
 
             }
             catch (Exception err) { UI.Hourglass(false); UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region Load All Trees
         private void LoadAllTrees()
         {
 
             try
             {
                 LoadTree(TreeView1, Datas.emp.GetHierarchy());
                 LoadTree(TreeView2, Datas.emp.GetHierarchy( ));
                 //Datas.emp.GetHierarchy(DBConStr, "A01")
             }
             catch (Exception) //
             { throw; }
         }
         #endregion
 
         #region Load Tree
         private void LoadTree(TreeView tv, DataSet ds)
         {
 
             UI.Hourglass(true);
 
             try
             {
 
                 TreeViewUtil.LoadFromDataSet(tv, ds, "Description");//描述
 
                 if (tv.Nodes.Count > )
                 {
                     tv.Nodes[].Expand();
                 }
 
             }
             catch (Exception) { throw; }
             finally
             {
                 UI.Hourglass(false);
             }
         }
         #endregion
 
         #region TreeView1 右键删除 Right Click Delete
         private void tvSample1RightClickDelete(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.DeleteNode(TreeView1, true);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region TreeView2 右键删除 Right Click Delete
         private void tvSample2RightClickDelete(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.DeleteNode(TreeView2, true);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample1 Right Click Edit
         private void tvSample1RightClickEdit(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
 
                 TreeNode node = TreeView1.SelectedNode;
 
                 if (node == null) { return; }
 
                 node.TreeView.LabelEdit = true;
 
                 node.BeginEdit();
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Right Click Edit
         private void tvSample2RightClickEdit(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
 
                 TreeNode node = TreeView2.SelectedNode;
 
                 if (node == null) { return; }
 
                 node.TreeView.LabelEdit = true;
 
                 node.BeginEdit();
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample1 Right Click Nudge Up
         private void tvSample1RightClickNudgeUp(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.NudgeUp(TreeView1.SelectedNode);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample1 Right Click Nudge Down
         private void tvSample1RightClickNudgeDown(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.NudgeDown(TreeView1.SelectedNode);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Right Click Nudge Up
         private void tvSample2RightClickNudgeUp(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.NudgeUp(TreeView2.SelectedNode);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Right Click Nudge Down
         private void tvSample2RightClickNudgeDown(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
                 TreeViewUtil.NudgeDown(TreeView2.SelectedNode);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample1 Right Click Insert
         private void tvSample1RightClickInsert(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
 
                 TreeNode node = TreeView1.SelectedNode;
 
                 if (node == null) { return; }
 
                 InsertNewNode(node);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Right Click Insert
         private void tvSample2RightClickInsert(object sender, System.EventArgs e)
         {
 
             UI.Hourglass(true);
 
             try
             {
 
                 TreeNode node = TreeView2.SelectedNode;
 
                 if (node == null) { return; }
 
                 InsertNewNode(node);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region Insert New Node
         private void InsertNewNode(TreeNode node)
         {
 
             DataRow row = null;
             DataRow ParentRow = null;
             DataTable dt = null;
             int newindex = ;
 
             try
             {
 
                 ParentRow = (DataRow)node.Tag;
 
                 if (ParentRow == null) { return; }
 
                 newindex = int.Parse(ParentRow["SortOrder"].ToString()) + ;
 
                 dt = ParentRow.Table;
 
                 row = dt.NewRow();
 
                 row["ObjectID"] = Guid.NewGuid().ToString();
                 row["ObjectTypeID"] = ;
                 row["ModelID"] = int.Parse(ParentRow["ModelID"].ToString());
                 row["NodeID"] = Guid.NewGuid().ToString();
                 row["ParentNodeID"] = ParentRow[dt.PrimaryKey[].ColumnName].ToString();
                 row["Description"] = "New Node";
                 row["ForeColor"] = "#000000";
                 row["BackColor"] = "#FFFFFF";
                 row["ImageIndex"] = ;
                 row["SelectedImageIndex"] = ;
                 row["Checked"] = true;
                 row["ActiveID"] = ;
                 row["NamedRange"] = "";
                 row["NodeValue"] = "";
                 row["LastUpdateTime"] = DateTime.Now;
                 row["SortOrder"] = newindex;
 
                 dt.Rows.Add(row);
 
                 node.Nodes.Add(TreeViewUtil.GetTreeNodeFromDataRow(row, "Description"));
 
             }
             catch (Exception)
             {
                 throw;
             }
 
         }
         #endregion
 
         #region Edit Node
         private void EditNode(TreeNode node, string newText)
         {
             DataRow row = null;
 
             try
             {
 
                 if (node == null) { return; }
 
                 row = (DataRow)node.Tag;
 
                 if (row == null) { return; }
 
                 row["Description"] = newText;
 
             }
             catch (Exception) { throw; }
 
         }
         #endregion
 
         #region 重载测试数据 Button Reload Test Data
         private void button1_Click(object sender, System.EventArgs e)
         {
             LoadAllTrees();
         }
         #endregion
 
         #region 导出树 Button Export Trees To Xml
         private void button2_Click(object sender, System.EventArgs e)
         {
 
             string filename = "";
             DataSet ds;
             DataRow row;
             DataSet compareds;
 
             try
             {
 
                 UI.Hourglass(true);
 
                 // Write out the contents of tvSample to disk
 
                 filename = Path.Combine(AppPath, "treeview1.xml");
 
                 if (File.Exists(filename)) { File.Delete(filename); }
 
                 if (TreeView1.Nodes.Count == ) { return; }
 
                 row = (DataRow)TreeView1.Nodes[].Tag;
 
                 ds = row.Table.DataSet;
 
                 compareds = ds.GetChanges();
 
                 if (compareds != null)
                 {
                     compareds.WriteXml(filename, XmlWriteMode.DiffGram);
                 }
 
                 // Write out the contents of tvSample2 to disk
 
                 filename = Path.Combine(AppPath, "treeview2.xml");
 
                 if (File.Exists(filename)) { File.Delete(filename); }
 
                 if (TreeView2.Nodes.Count == ) { return; }
 
                 row = (DataRow)TreeView2.Nodes[].Tag;
 
                 ds = row.Table.DataSet;
 
                 compareds = ds.GetChanges();
 
                 if (compareds != null)
                 {
                     compareds.WriteXml(filename, XmlWriteMode.DiffGram);
                 }
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample Mouse Down
         private void tvSample_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
         {
 
             TreeViewUtil.SetSelectedNodeByPosition(TreeView1, e.X, e.Y);
 
             if (TreeView1.SelectedNode == null) { return; }
 
             if (e.Button == MouseButtons.Right) { return; }
 
         }
         #endregion
 
         #region tvSample MouseUp
         private void tvSample_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
         {
 
             switch (e.Button)
             {
                 case MouseButtons.Right:
 
                     tvSample1Menu.Show(TreeView1, new Point(e.X, e.Y));
                     return;
 
                 default:
                     break;
             }
 
         }
         #endregion
 
         #region tvSample2 Mouse Down
         private void tvSample2_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
         {
 
             TreeViewUtil.SetSelectedNodeByPosition(TreeView2, e.X, e.Y);
 
             if (TreeView2.SelectedNode == null) { return; }
 
             if (e.Button == MouseButtons.Right) { return; }
 
         }
         #endregion
 
         #region tvSample2 MouseUp
         private void tvSample2_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
         {
 
             switch (e.Button)
             {
                 case MouseButtons.Right:
 
                     tvSample2Menu.Show(TreeView2, new Point(e.X, e.Y));
                     break;
 
                 default:
                     break;
             }
         }
         #endregion
 
         #region tvSample Drag And Drop Events
         private void tvSample_ItemDrag(object sender, System.Windows.Forms.ItemDragEventArgs e)
         {
             DoDragDrop(e.Item, DragDropEffects.Move);
         }
 
         private void tvSample_DragEnter(object sender, System.Windows.Forms.DragEventArgs e)
         {
             TreeViewUtil.DragEnter((TreeView)sender, e);
         }
 
         private void tvSample_DragOver(object sender, System.Windows.Forms.DragEventArgs e)
         {
             TreeViewUtil.DragOver((TreeView)sender, e);
         }
 
         private void tvSample_DragDrop(object sender, System.Windows.Forms.DragEventArgs e)
         {
             DataRow row;
             bool dropOnNewControl = false;
 
             try
             {
 
                 UI.Hourglass(true);
 
                 TreeViewUtil.DragDrop((TreeView)sender, e, ref dropOnNewControl);
 
                 if (dropOnNewControl)
                 {
                     row = (DataRow)TreeView2.Nodes[].Tag;
                     Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                     row = (DataRow)TreeView1.Nodes[].Tag;
                     Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                 }
 
                 //   this.LoadAllTrees();  
 
                 UI.Hourglass(false);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Drag And Drop Events
         private void tvSample2_ItemDrag(object sender, System.Windows.Forms.ItemDragEventArgs e)
         {
             DoDragDrop(e.Item, DragDropEffects.Move);
         }
 
         private void tvSample2_DragEnter(object sender, System.Windows.Forms.DragEventArgs e)
         {
             TreeViewUtil.DragEnter((TreeView)sender, e);
         }
 
         private void tvSample2_DragOver(object sender, System.Windows.Forms.DragEventArgs e)
         {
             TreeViewUtil.DragOver((TreeView)sender, e);
         }
 
         private void tvSample2_DragDrop(object sender, System.Windows.Forms.DragEventArgs e)
         {
             DataRow row;
             bool dropOnNewControl = false;
 
             try
             {
 
                 UI.Hourglass(true);
 
                 TreeViewUtil.DragDrop((TreeView)sender, e, ref dropOnNewControl);
 
                 if (dropOnNewControl)
                 {
                     row = (DataRow)TreeView1.Nodes[].Tag;
                     Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                     row = (DataRow)TreeView2.Nodes[].Tag;
                     Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                 }
 
                 UI.Hourglass(false);
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample1 After Label Edit
         private void tvSample_AfterLabelEdit(object sender, System.Windows.Forms.NodeLabelEditEventArgs e)
         {
             try
             {
                 if (e.Label.Trim().Length < ) { e.CancelEdit = true; }
                 EditNode(TreeView1.SelectedNode, e.Label);
                 TreeView1.SelectedNode.EndEdit(false);
                 TreeView1.LabelEdit = false;
             }
             catch (Exception err) { UI.ShowError(err.Message); }
         }
         #endregion
 
         #region tvSample2 After Label Edit
         private void tvSample2_AfterLabelEdit(object sender, System.Windows.Forms.NodeLabelEditEventArgs e)
         {
             try
             {
                 if (e.Label.Trim().Length < ) { e.CancelEdit = true; }
                 EditNode(TreeView2.SelectedNode, e.Label);
                 TreeView2.SelectedNode.EndEdit(false);
                 TreeView2.LabelEdit = false;
             }
             catch (Exception err) { UI.ShowError(err.Message); }
         }
         #endregion
 
         #region tvSample1 Accept Changes
         private void button3_Click(object sender, System.EventArgs e)
         {
 
             DataRow row = null;
             UI.Hourglass(true);
 
             try
             {
 
                 if (TreeView1.Nodes.Count == ) { return; }
 
                 row = (DataRow)TreeView1.Nodes[].Tag;
 
                 Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
 
         }
         #endregion
 
         #region tvSample1 拒绝更改 Reject Changes
         private void button4_Click(object sender, System.EventArgs e)
         {
 
             DataRow row = null;
             UI.Hourglass(true);
 
             try
             {
 
                 if (TreeView1.Nodes.Count < ) { return; }
 
                 row = (DataRow)TreeView1.Nodes[].Tag;
 
                 row.Table.DataSet.RejectChanges();
 
                 LoadTree(TreeView1, row.Table.DataSet);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 接受变化 Accept Changes
         private void button6_Click(object sender, System.EventArgs e)
         {
 
             DataRow row = null;
             UI.Hourglass(true);
 
             try
             {
 
                 if (TreeView2.Nodes.Count == ) { return; }
 
                 row = (DataRow)TreeView2.Nodes[].Tag;
 
                 Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region tvSample2 Reject Changes
         private void button5_Click(object sender, System.EventArgs e)
         {
 
             DataRow row = null;
             UI.Hourglass(true);
 
             try
             {
 
                 if (TreeView2.Nodes.Count < ) { return; }
 
                 row = (DataRow)TreeView2.Nodes[].Tag;
 
                 row.Table.DataSet.RejectChanges();
 
                 LoadTree(TreeView2, row.Table.DataSet);
 
             }
             catch (Exception err) { UI.ShowError(err.Message); }
             finally { UI.Hourglass(false); }
         }
         #endregion
 
         #region Form Closed
         private void Form1_Closed(object sender, System.EventArgs e)
         {
 
         }
         #endregion
 
         #region Exit
         private void cmdExit_Click(object sender, System.EventArgs e)
         {
             this.Close();
             Application.Exit();
         }
         #endregion
 
         #region Constructor
 
         [STAThread]
         static void Main()
         {
             Application.Run(new Form1());
         }
 
         public Form1()
         {
             InitializeComponent();
         }
 
         protected override void Dispose(bool disposing)
         {
             if (disposing)
             {
                 if (components != null)
                 {
                     components.Dispose();
                 }
             }
             base.Dispose(disposing);
         }
         #endregion
 
         #region Windows Form Designer generated code
         private void InitializeComponent()
         {
             this.components = new System.ComponentModel.Container();
             this.label1 = new System.Windows.Forms.Label();
             this.TreeView1 = new System.Windows.Forms.TreeView();
             this.imageList1 = new System.Windows.Forms.ImageList(this.components);
             this.button1 = new System.Windows.Forms.Button();
             this.button2 = new System.Windows.Forms.Button();
             this.TreeView2 = new System.Windows.Forms.TreeView();
             this.label2 = new System.Windows.Forms.Label();
             this.button3 = new System.Windows.Forms.Button();
             this.button4 = new System.Windows.Forms.Button();
             this.button5 = new System.Windows.Forms.Button();
             this.button6 = new System.Windows.Forms.Button();
             this.dataGridView1 = new System.Windows.Forms.DataGridView();
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
             this.SuspendLayout();
             //
             // label1
             //
             this.label1.Location = new System.Drawing.Point(, );
             this.label1.Name = "label1";
             this.label1.Size = new System.Drawing.Size(, );
             this.label1.TabIndex = ;
             this.label1.Text = "Tree 1";
             //
             // TreeView1
             //
             this.TreeView1.AllowDrop = true;
             this.TreeView1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
             this.TreeView1.HideSelection = false;
             this.TreeView1.ImageIndex = ;
             this.TreeView1.ImageList = this.imageList1;
             this.TreeView1.Location = new System.Drawing.Point(, );
             this.TreeView1.Name = "TreeView1";
             this.TreeView1.SelectedImageIndex = ;
             this.TreeView1.Size = new System.Drawing.Size(, );
             this.TreeView1.TabIndex = ;
             this.TreeView1.AfterLabelEdit += new System.Windows.Forms.NodeLabelEditEventHandler(this.tvSample_AfterLabelEdit);
             this.TreeView1.ItemDrag += new System.Windows.Forms.ItemDragEventHandler(this.tvSample_ItemDrag);
             this.TreeView1.DragDrop += new System.Windows.Forms.DragEventHandler(this.tvSample_DragDrop);
             this.TreeView1.DragEnter += new System.Windows.Forms.DragEventHandler(this.tvSample_DragEnter);
             this.TreeView1.DragOver += new System.Windows.Forms.DragEventHandler(this.tvSample_DragOver);
             this.TreeView1.MouseDown += new System.Windows.Forms.MouseEventHandler(this.tvSample_MouseDown);
             this.TreeView1.MouseUp += new System.Windows.Forms.MouseEventHandler(this.tvSample_MouseUp);
             //
             // imageList1
             //
             this.imageList1.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
             this.imageList1.ImageSize = new System.Drawing.Size(, );
             this.imageList1.TransparentColor = System.Drawing.Color.Transparent;
             //
             // button1
             //
             this.button1.Location = new System.Drawing.Point(, );
             this.button1.Name = "button1";
             this.button1.Size = new System.Drawing.Size(, );
             this.button1.TabIndex = ;
             this.button1.Text = "Reload Test Data";
             this.button1.Click += new System.EventHandler(this.button1_Click);
             //
             // button2
             //
             this.button2.Location = new System.Drawing.Point(, );
             this.button2.Name = "button2";
             this.button2.Size = new System.Drawing.Size(, );
             this.button2.TabIndex = ;
             this.button2.Text = "Save Xml To  Root Folder";
             this.button2.Click += new System.EventHandler(this.button2_Click);
             //
             // TreeView2
             //
             this.TreeView2.AllowDrop = true;
             this.TreeView2.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
             this.TreeView2.ImageIndex = ;
             this.TreeView2.ImageList = this.imageList1;
             this.TreeView2.Location = new System.Drawing.Point(, );
             this.TreeView2.Name = "TreeView2";
             this.TreeView2.SelectedImageIndex = ;
             this.TreeView2.Size = new System.Drawing.Size(, );
             this.TreeView2.TabIndex = ;
             this.TreeView2.AfterLabelEdit += new System.Windows.Forms.NodeLabelEditEventHandler(this.tvSample2_AfterLabelEdit);
             this.TreeView2.ItemDrag += new System.Windows.Forms.ItemDragEventHandler(this.tvSample2_ItemDrag);
             this.TreeView2.DragDrop += new System.Windows.Forms.DragEventHandler(this.tvSample2_DragDrop);
             this.TreeView2.DragEnter += new System.Windows.Forms.DragEventHandler(this.tvSample2_DragEnter);
             this.TreeView2.DragOver += new System.Windows.Forms.DragEventHandler(this.tvSample2_DragOver);
             this.TreeView2.MouseDown += new System.Windows.Forms.MouseEventHandler(this.tvSample2_MouseDown);
             this.TreeView2.MouseUp += new System.Windows.Forms.MouseEventHandler(this.tvSample2_MouseUp);
             //
             // label2
             //
             this.label2.Location = new System.Drawing.Point(, );
             this.label2.Name = "label2";
             this.label2.Size = new System.Drawing.Size(, );
             this.label2.TabIndex = ;
             this.label2.Text = "Tree 2";
             //
             // button3
             //
             this.button3.Location = new System.Drawing.Point(, );
             this.button3.Name = "button3";
             this.button3.Size = new System.Drawing.Size(, );
             this.button3.TabIndex = ;
             this.button3.Text = "Accept Changes";
             this.button3.Click += new System.EventHandler(this.button3_Click);
             //
             // button4
             //
             this.button4.Location = new System.Drawing.Point(, );
             this.button4.Name = "button4";
             this.button4.Size = new System.Drawing.Size(, );
             this.button4.TabIndex = ;
             this.button4.Text = "Reject Changes";
             this.button4.Click += new System.EventHandler(this.button4_Click);
             //
             // button5
             //
             this.button5.Location = new System.Drawing.Point(, );
             this.button5.Name = "button5";
             this.button5.Size = new System.Drawing.Size(, );
             this.button5.TabIndex = ;
             this.button5.Text = "Reject Changes";
             this.button5.Click += new System.EventHandler(this.button5_Click);
             //
             // button6
             //
             this.button6.Location = new System.Drawing.Point(, );
             this.button6.Name = "button6";
             this.button6.Size = new System.Drawing.Size(, );
             this.button6.TabIndex = ;
             this.button6.Text = "Accept Changes";
             this.button6.Click += new System.EventHandler(this.button6_Click);
             //
             // dataGridView1
             //
             this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
             this.dataGridView1.Location = new System.Drawing.Point(, );
             this.dataGridView1.Name = "dataGridView1";
             this.dataGridView1.RowTemplate.Height = ;
             this.dataGridView1.Size = new System.Drawing.Size(, );
             this.dataGridView1.TabIndex = ;
             //
             // Form1
             //
             this.AutoScaleBaseSize = new System.Drawing.Size(, );
             this.ClientSize = new System.Drawing.Size(, );
             this.Controls.Add(this.dataGridView1);
             this.Controls.Add(this.button5);
             this.Controls.Add(this.button6);
             this.Controls.Add(this.button4);
             this.Controls.Add(this.button3);
             this.Controls.Add(this.label2);
             this.Controls.Add(this.TreeView2);
             this.Controls.Add(this.button2);
             this.Controls.Add(this.button1);
             this.Controls.Add(this.TreeView1);
             this.Controls.Add(this.label1);
             this.MaximizeBox = false;
             this.Name = "Form1";
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
             this.Text = "Tree Sample";
             this.Closed += new System.EventHandler(this.Form1_Closed);
             this.Load += new System.EventHandler(this.Form1_Load);
             ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
             this.ResumeLayout(false);
 
         }
         #endregion
 
     }
 }

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