private void TreeBind() { BLL.subject bll = new BLL.subject(); DataTable dt = bll.GetList(0); this.ddlParentId.Items.Clear(); this.ddlParentId.Items.Add(new ListItem("无父级分类", "0")); foreach (DataRow dr in dt.Rows) { string Id = dr["id"].ToString(); int ClassLayer = int.Parse(dr["class_layer"].ToString()); string Title = dr["name"].ToString().Trim(); if (ClassLayer == 1) { this.ddlParentId.Items.Add(new ListItem(Title, Id)); } else { Title = "├ " + Title; Title = Utils.StringOfChar(ClassLayer - 1, " ") + Title; this.ddlParentId.Items.Add(new ListItem(Title, Id)); } } }
//数据绑定 private void RptBind() { BLL.subject bll = new BLL.subject(); DataTable dt = bll.GetList(0); this.rptList.DataSource = dt; this.rptList.DataBind(); }
//保存 public void subjcet_Change_Click(object sender, EventArgs e) { if (ddlBSubject.SelectedValue.ToString() != "0") { ddlSSubject.Items.Clear(); BLL.subject subjectBll = new BLL.subject(); DataTable dtSubject = subjectBll.GetList(Utils.StrToInt(ddlBSubject.SelectedValue, 0)); foreach (DataRow dr in dtSubject.Rows) { string Id = dr["id"].ToString(); string Title = dr["name"].ToString().Trim(); ddlSSubject.Items.Add(new ListItem(Title, Id)); } } }