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 > 0)
                {
                    tv.Nodes[0].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 = 0;

            try
            {

                ParentRow = (DataRow)node.Tag;

                if (ParentRow == null) { return; }

                newindex = int.Parse(ParentRow["SortOrder"].ToString()) + 1;

                dt = ParentRow.Table;

                row = dt.NewRow();

                row["ObjectID"] = Guid.NewGuid().ToString();
                row["ObjectTypeID"] = 1;
                row["ModelID"] = int.Parse(ParentRow["ModelID"].ToString());
                row["NodeID"] = Guid.NewGuid().ToString();
                row["ParentNodeID"] = ParentRow[dt.PrimaryKey[0].ColumnName].ToString();
                row["Description"] = "New Node";
                row["ForeColor"] = "#000000";
                row["BackColor"] = "#FFFFFF";
                row["ImageIndex"] = 0;
                row["SelectedImageIndex"] = 1;
                row["Checked"] = true;
                row["ActiveID"] = 1;
                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 == 0) { return; }

                row = (DataRow)TreeView1.Nodes[0].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 == 0) { return; }

                row = (DataRow)TreeView2.Nodes[0].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[0].Tag;
                    Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                    row = (DataRow)TreeView1.Nodes[0].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[0].Tag;
                    Datas.emp.CommitHierarchy(DBConStr, row.Table.DataSet);
                    row = (DataRow)TreeView2.Nodes[0].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 < 1) { 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 < 1) { 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 == 0) { return; }

                row = (DataRow)TreeView1.Nodes[0].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 < 1) { return; }

                row = (DataRow)TreeView1.Nodes[0].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 == 0) { return; }

                row = (DataRow)TreeView2.Nodes[0].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 < 1) { return; }

                row = (DataRow)TreeView2.Nodes[0].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(10, 9);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(307, 17);
            this.label1.TabIndex = 4;
            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 = 0;
            this.TreeView1.ImageList = this.imageList1;
            this.TreeView1.Location = new System.Drawing.Point(10, 34);
            this.TreeView1.Name = "TreeView1";
            this.TreeView1.SelectedImageIndex = 0;
            this.TreeView1.Size = new System.Drawing.Size(278, 286);
            this.TreeView1.TabIndex = 17;
            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(16, 16);
            this.imageList1.TransparentColor = System.Drawing.Color.Transparent;
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(307, 361);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(124, 26);
            this.button1.TabIndex = 19;
            this.button1.Text = "Reload Test Data";
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // button2
            // 
            this.button2.Location = new System.Drawing.Point(441, 361);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(182, 26);
            this.button2.TabIndex = 20;
            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 = 0;
            this.TreeView2.ImageList = this.imageList1;
            this.TreeView2.Location = new System.Drawing.Point(305, 34);
            this.TreeView2.Name = "TreeView2";
            this.TreeView2.SelectedImageIndex = 0;
            this.TreeView2.Size = new System.Drawing.Size(315, 286);
            this.TreeView2.TabIndex = 21;
            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(394, 9);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(307, 17);
            this.label2.TabIndex = 22;
            this.label2.Text = "Tree 2";
            // 
            // button3
            // 
            this.button3.Location = new System.Drawing.Point(12, 326);
            this.button3.Name = "button3";
            this.button3.Size = new System.Drawing.Size(134, 26);
            this.button3.TabIndex = 23;
            this.button3.Text = "Accept Changes";
            this.button3.Click += new System.EventHandler(this.button3_Click);
            // 
            // button4
            // 
            this.button4.Location = new System.Drawing.Point(156, 326);
            this.button4.Name = "button4";
            this.button4.Size = new System.Drawing.Size(134, 26);
            this.button4.TabIndex = 24;
            this.button4.Text = "Reject Changes";
            this.button4.Click += new System.EventHandler(this.button4_Click);
            // 
            // button5
            // 
            this.button5.Location = new System.Drawing.Point(435, 326);
            this.button5.Name = "button5";
            this.button5.Size = new System.Drawing.Size(115, 26);
            this.button5.TabIndex = 26;
            this.button5.Text = "Reject Changes";
            this.button5.Click += new System.EventHandler(this.button5_Click);
            // 
            // button6
            // 
            this.button6.Location = new System.Drawing.Point(307, 326);
            this.button6.Name = "button6";
            this.button6.Size = new System.Drawing.Size(115, 26);
            this.button6.TabIndex = 25;
            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(171, 234);
            this.dataGridView1.Name = "dataGridView1";
            this.dataGridView1.RowTemplate.Height = 23;
            this.dataGridView1.Size = new System.Drawing.Size(240, 150);
            this.dataGridView1.TabIndex = 27;
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size(642, 396);
            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


    }
}