//public static List ConvertToTreeViewData( /// /// 向TreeView填充数据 /// /// /// 【c#用法技巧|c# treeView 绑定集合】要填充的数据 /// 最高类别的父类别 /// public static bool InsertDataToTreeView(TreeView treeView, List treeDatas,int pID) { TreeViewTool.pID = pID; int len = treeDatas.Count; int j = 0; for (int i = 0; i < len; i++) { if ((int)treeDatas[i].PID == pID) { treeView.Nodes.Add(treeDatas[i].Name.ToString()); treeView.Nodes[j].Tag = treeDatas[i].Id; j++; } } for (int i = 0; i < treeView.Nodes.Count; i++) { TempTreeView(treeView.Nodes[i], treeDatas); } return false; }private static void TempTreeView(TreeNode tn, List treeDatas) { int len = treeDatas.Count; int j = 0; for (int i = 0; i < len; i++) { if ((int)treeDatas[i].PID != pID) { if ((int)treeDatas[i].PID == (int)tn.Tag) { tn.Nodes.Add(treeDatas[i].Name.ToString()); tn.Nodes[j].Tag = treeDatas[i].Id; TempTreeView(tn.Nodes[j], treeDatas); j++; } } } }

public class TreeViewData { Object id; /// /// 编号 /// public Object Id { get { return id; } set { id = value; } }Object name; /// /// 名称 /// public Object Name { get { return name; } set { name = value; } }Object pID; /// /// 父类别 /// public Object PID { get { return pID; } set { pID = value; } }}