调试易

class Node      //定义树的节点
    {
        int _content;
        Node _leftLink;
        Node _rightLink;
        public Node(int content)
        {
            _content = content;
            _leftLink = null;
            _rightLink = null;
        }
        public int Content
        {
            set { _content = value; }
            get { return _content; }
        }
        public Node LeftLink
        {
            get { return _leftLink; }
            set { _leftLink = value; }
        }
        public Node RightLink
        {
            get { return _rightLink; }
            set { _rightLink = value; }
        }
    }
    class BinTree
    {
        readonly Node root;
        public BinTree(int content)
        {
            root = new Node(content);
        }
        public void AddNode(int content)
        {
            Node tNode = root;
            Node sNode = null;
            while (tNode != null)       //while循环用来定位要插入节点位置的父节点
            {
                sNode = tNode;          //sNode 用来记录要插入节点的父节点
                if (content < tNode.Content)
                {
                    tNode = tNode.LeftLink;
                }
                else
                {
                    tNode = tNode.RightLink;
                }
            }
            if (content < sNode.Content)        //添加节点
                sNode.LeftLink = new Node(content);
            else
                sNode.RightLink = new Node(content);
        }
        private void Print(Node aNode)  //中序遍历
        {
            if (aNode.LeftLink != null)
            {
                Print(aNode.LeftLink);
            }
            Console.Write("{0}\t", aNode.Content);
            if (aNode.RightLink != null)
            {
                Print(aNode.RightLink);
            }           
        }
        public void PrintAll()
        {
            Print(root);
        }
    }    class Program
    {
        static void Main(string[] args)
        {
            Random rnd = new Random();
            BinTree t = new BinTree(rnd.Next(100));
            for (int i = 0; i < 9; i++)
                t.AddNode(rnd.Next(100));
            Console.WriteLine();
            t.PrintAll();
            Console.ReadLine();
        }
    }

    /// <summary>
    /// 二叉树接点结构
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public class BinarytreeNode<T>
    {
        public BinarytreeNode<T> left;
        public BinarytreeNode<T> right;
        public T data;
    }    public class Binarytree<T>
    {
        private BinarytreeNode<T> Root;        public Binarytree()
        {
            Root = null;
        }        #region Traversal
        public List<T> getPreorderTraversal()
        {
            List<T> nodes = new List<T>();
            PreorderTraversal(Root, nodes);
            return nodes;
        }        public List<T> getInorderTraversal()
        {
            List<T> nodes = new List<T>();
            InorderTraversal(Root, nodes);
            return nodes;
        }        public List<T> getPostorderTraversal()
        {
            List<T> nodes = new List<T>();
            PostorderTraversal(Root, nodes);
            return nodes;
        }        /// <summary>
        /// 先根遍历
        /// </summary>
        /// <param name="root"></param>
        /// <param name="nodes"></param>
        public static void PreorderTraversal(BinarytreeNode<T> root, List<T> nodes)
        {
            if (root != null)
            {
                nodes.Add(root.data);
                if (root.left != null) PreorderTraversal(root.left, nodes);
                if (root.right != null) PreorderTraversal(root.right, nodes);
            }
        }        /// <summary>
        /// 中根遍历
        /// </summary>
        /// <param name="root"></param>
        /// <param name="nodes"></param>
        public static void InorderTraversal(BinarytreeNode<T> root, List<T> nodes)
        {
            if (root != null)
            {
                if (root.left != null) InorderTraversal(root.left, nodes);
                nodes.Add(root.data);
                if (root.right != null) InorderTraversal(root.right, nodes);
            }
        }        /// <summary>
        /// 后根遍历
        /// </summary>
        /// <param name="root"></param>
        /// <param name="nodes"></param>
        public static void PostorderTraversal(BinarytreeNode<T> root, List<T> nodes)
        {
            if (root != null)
            {
                if (root.left != null) PostorderTraversal(root.left, nodes);
                if (root.right != null) PostorderTraversal(root.right, nodes);
                nodes.Add(root.data);
            }
        }
        #endregion
    }

用法    BinarytreeNode<string> bb = new BinarytreeNode<string>();
            BinarytreeNode<string> cc = new BinarytreeNode<string>();
            BinarytreeNode<string> dd = new BinarytreeNode<string>();
            bb.left = cc;
            bb.right = dd;
            bb.data = "00";
            cc.data = "111";
            cc.left = null;
            List<string>aa=new List<string>();
            Binarytree<string>.PreorderTraversal(bb, aa);//中续遍历
            string result = "";
            foreach (string a in aa)
            {
                result += a+"--";
            }
            MessageBox.Show(result);

主要就是数据结构
参考：
http://www.cnblogs.com/kyovcs/archive/2008/11/02/880582.html
http://www.cnblogs.com/ziyiFly/archive/2008/09/04/1283908.html

Select Case arrary(i, 2)
                        '   加载fcNodeId, fcMenuCaption, fiLevel,fbEnabled,fbVisible
                        ' p_Arrary[i,0]  代码垫虫絏
                        ' p_Arrary[i,1]  名称垫虫嘿
                        ' p_Arrary[i,2]  级别标志 垫虫
                        ' p_Arrary[i,3]  是否可用 琌ノ
                        ' p_Arrary[i,4]  是否可见 琌ǎ
                        ' p_Arrary[i,5]  快捷键
                        ' p_Arrary[i,6]  连接窗体
                        ' p_Arrary[i,7]  操作权限（只读、可编辑）
                        Case "1"
                            MenuNew = menu.MenuItems.Add(arrary(i, 1), AddressOf Mnu_NewMenuItem_Click)
                            MenuNew.Enabled = False
                            MenuNew.Visible = False
                            If arrary(i, 3) = True Or arrary(0, 3) = "1" Then   ''''aaaaa
                                MenuNew.Enabled = True
                            End If
                            If arrary(i, 4) = True Or arrary(0, 4) = "1" Then  ''''aaaaa
                                MenuNew.Visible = True
                            End If
                            If arrary(i, 1) = "【窗口】" Then
                                MenuNew.MdiList = False  ''''aaaaa
                            End If
                            ' MnuParent1.MenuItems.Add(MenuNew)
                            MnuParent1 = MenuNew
                        Case "2"
                            MenuNew = MnuParent1.MenuItems.Add(arrary(i, 1), AddressOf Mnu_NewMenuItem_Click)
                            MenuNew.Enabled = False    ''''aaaaa
                            MenuNew.Visible = False
                            If (arrary(i, 3) = True Or arrary(i, 3) = "1") Then  ''''aaaaa
                                MenuNew.Enabled = True
                            End If
                            If arrary(i, 4) = True Or arrary(i, 4) = "1" Then    ''''aaaaa
                                MenuNew.Visible = True
                            End If
                            MnuParent2 = MenuNew                        Case "3"
                            MenuNew = MnuParent2.MenuItems.Add(arrary(i, 1), AddressOf Mnu_NewMenuItem_Click)
                            MenuNew.Enabled = False   ''''aaaaa
                            MenuNew.Visible = False
                            If (arrary(i, 3) = True Or arrary(i, 3) = "1") Then  ''''aaaaa
                                MenuNew.Enabled = True
                            End If
                            If arrary(i, 4) = True Or arrary(i, 4) = "1" Then    ''''aaaaa
                                MenuNew.Visible = True
                            End If
                            MnuParent3 = MenuNew                        Case "4"
                            MenuNew = MnuParent3.MenuItems.Add(arrary(i, 1), AddressOf Mnu_NewMenuItem_Click)
                            MenuNew.Enabled = False   ''''aaaaa
                            MenuNew.Visible = False
                            If (arrary(i, 3) = True Or arrary(i, 3) = "1") Then  ''''aaaaa
                                MenuNew.Enabled = True
                            End If
                            If arrary(i, 4) = True Or arrary(i, 4) = "1" Then    ''''aaaaa
                                MenuNew.Visible = True
                            End If
                            MnuParent4 = MenuNew
                        Case Else                    End Select