using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using WebLib;

namespace Education.Forms
{
  public partial class Test01 : FormBase
  {
    protected void Page_Load(object sender, EventArgs e)
    {
      DAC_組織圖 Dao組織圖 = new DAC_組織圖(conn);
      組織圖List d = Dao組織圖.Select子樹(1, 1);

      GridView1.DataSource = d;
      GridView1.DataBind();
    }

    protected void DropDownList1_DataBinding(object sender, EventArgs e)
    {
        if (!(sender is DropDownList dd)
            || !(dd.Parent.Parent is GridViewRow row))
            return;

        string v = DataBinder.Eval(row.DataItem, "上層ID", "{0}");
        if (dd.Items.FindByValue(v) == null)
        {
            dd.Items.Insert(0, new ListItem(v, v));       
        }
    }
  }
}