public void cbBS_SelectedIndexChanged(object sender, EventArgs e)
        {
            ChiTietPhieuSuaChua ct = new ChiTietPhieuSuaChua();
            string     K           = cbBS.Text.Trim();
            SuaChuaDTO sc          = new SuaChuaDTO();

            scBus = new SuaChuaBUS();
            if (K == null || K == string.Empty || K.Length == 0)
            {
                ct.loadData_Vao_GridView();
            }
            else
            {
                List <SuaChuaDTO> ListFind = scBus.Find(K);
                ct.loadData_Vao_GridView(ListFind);
            }
        }
        private void btchitiet_Click(object sender, EventArgs e)
        {
            ChiTietPhieuSuaChua ct = new ChiTietPhieuSuaChua();
            string     K           = cbBS.Text.Trim();
            SuaChuaDTO sc          = new SuaChuaDTO();

            scBus = new SuaChuaBUS();
            if (K == null || K == string.Empty || K.Length == 0)
            {
                ct.loadData_Vao_GridView();
            }
            else
            {
                List <SuaChuaDTO> ListFind = scBus.Find(K);
                ct.loadData_Vao_GridView(ListFind);
            }
            ct.Show();
        }