private void Rpot_ItemList_Load(object sender, EventArgs e)
{
cb_ctgy = cbx_ctgy;
cb_Subctgy = cbx_subctgy;
pnl_itmlst.Controls.Clear();
Rpot_ItemList1 ilist1 = new Rpot_ItemList1();
ilist1.TopLevel = false;
ilist1.Visible = true;
pnl_itmlst.Controls.Add(ilist1);
String csql = "SELECT*FROM tbl_catogory";
SqlDataAdapter cget = new SqlDataAdapter(csql, ConnectionDB.Connection());
DataTable cdt = new DataTable();
cget.Fill(cdt);
for (int i = 0; i < cdt.Rows.Count; i++)
{
cbx_ctgy.Items.Add(cdt.Rows[i]["catogory"]);
}
}
private void button1_Click(object sender, EventArgs e)
{
pnl_itmlst.Controls.Clear();
Rpot_ItemList1 ilist1 = new Rpot_ItemList1();
ilist1.TopLevel = false;
ilist1.Visible = true;
pnl_itmlst.Controls.Add(ilist1);
cbx_ctgy.Text = "";
cbx_subctgy.Text = "";
cbx_subctgy.Items.Clear();
}