#region 绑定节点 /// <summary> /// 绑定TreeView_2009-05-19 /// </summary> /// <param name="data"></param> public void Bind() { //1.判断数据源和控件是否为空 //2.把数据递归到树上 if (DataSource == null||TV == null) return; foreach (Category ci in DataSource){ if (ci.ParentCategoryID == ROOTCATEGORYID){ TreeNode tn = new TreeNode(); tn.Text = ci.CategoryName; tn.Name = ci.CategoryId.ToString(); tn.Tag = ci.ParentCategoryID; TV.Nodes.Add(tn); BindChildNode(tn); } } } /// <summary> /// 绑定子_2009-05-19 /// </summary> /// <param name="tn"></param> private void BindChildNode(TreeNode tn) { foreach (Category cichild in DataSource){ if (cichild.ParentCategoryID.ToString() == tn.Name.ToString()) { TreeNode tnchild = new TreeNode(); tnchild.Text = cichild.CategoryName; tnchild.Name = cichild.CategoryId.ToString(); tnchild.Tag = cichild.ParentCategoryID; BindChildNode(tnchild); tn.Nodes.Add(tnchild); } } } #endregion