protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
Bind_TV(TreeView1.Nodes);
}
}
#region 添加父節點
///
/// 添加父節點
///
///
private void Bind_TV(TreeNodeCollection tree)
{
//先添加第一級父節點
uint id = Convert.ToUInt32(Session["ID"]);//登陸人id
string sqlmcount = "select * from account where status=1 and id='" + id + "'";
DataTable Trdtmcount = MySqlDbHelper.GetDataTable(sqlmcount, null);
if (Trdtmcount.Rows.Count > 0)
{
TreeNode tn = new TreeNode();
tn.Value = Trdtmcount.Rows[0]["id"].ToString();
tn.Text = Trdtmcount.Rows[0]["nickname"].ToString();
tree.Add(tn);
BindSon(Convert.ToUInt32(Trdtmcount.Rows[0]["id"]), tn.ChildNodes);//根據父節點添加子節點
}
}
#endregion
#region 遞歸添加子節點
///
/// 遞歸添加子節點
///
///
///
private void BindSon(uint fatherid, TreeNodeCollection tree)
{
string sqlMancount = "select id,nickname from account where masterid=" + fatherid + ";";
DataTable sonDT = MySqlDbHelper.GetDataTable(sqlMancount, null);
DataView dv = new DataView(sonDT);
foreach (DataRowView item in dv)
{
//判斷此人id 是否有下屬
if (sonDT.Rows.Count > 0)//有
{
TreeNode sontn = new TreeNode();
sontn.Value = item["id"].ToString();
sontn.Text = item["nickname"].ToString();
tree.Add(sontn);
BindSon(Convert.ToUInt32(item["id"]), sontn.ChildNodes);
}
}
}
#endregion