private void search_dm_sinh_vien()
        {
            f230_dm_sinh_vien_searching v_frm = new f230_dm_sinh_vien_searching();

            //string v_str_key_search = HelpUtils.gen_string_call_scm_get_sinh_vien_ws("", m_txt_ho_ten.Text.Trim(), "", "", "20",m_cbo_truong.Text);

            if (v_frm.display_search(m_txt_ho_ten.Text
                                     , m_cbo_truong.Text.ToUpper()
                                     , m_us_v_cau_hoi_yeu_cau) == DialogResult.OK)
            {
                m_txt_ho_ten.Text          = m_us_v_cau_hoi_yeu_cau.strHO_TEN_SINH_VIEN;
                m_txt_ma_hoc_vien.Text     = m_us_v_cau_hoi_yeu_cau.strMA_SINH_VIEN;
                m_txt_ma_lop.Text          = m_us_v_cau_hoi_yeu_cau.strLOP;
                m_txt_noi_sinh.Text        = m_us_v_cau_hoi_yeu_cau.strNOI_SINH;
                m_dtp_ngay_sinh.Value      = m_us_v_cau_hoi_yeu_cau.datNGAY_SINH;
                m_cbo_truong.SelectedValue = m_us_v_cau_hoi_yeu_cau.strTRUONG;

                m_txt_ho_ten.Enabled = m_cbo_truong.Enabled = false;
            }
        }
        void m_cmd_tim_hv_khac_Click(object sender, EventArgs e)
        {
            try
            {
                f230_dm_sinh_vien_searching v_frm = new f230_dm_sinh_vien_searching();
                if (v_frm.display(m_us_v_cau_hoi_yeu_cau) == DialogResult.OK)
                {
                    m_txt_ho_ten.Text          = m_us_v_cau_hoi_yeu_cau.strHO_TEN_SINH_VIEN;
                    m_txt_ma_hoc_vien.Text     = m_us_v_cau_hoi_yeu_cau.strMA_SINH_VIEN;
                    m_txt_ma_lop.Text          = m_us_v_cau_hoi_yeu_cau.strLOP;
                    m_txt_noi_sinh.Text        = m_us_v_cau_hoi_yeu_cau.strNOI_SINH;
                    m_dtp_ngay_sinh.Value      = m_us_v_cau_hoi_yeu_cau.datNGAY_SINH;
                    m_cbo_truong.SelectedValue = m_us_v_cau_hoi_yeu_cau.strTRUONG;

                    m_txt_ho_ten.Enabled = false;
                }
            }
            catch (Exception v_e)
            {
                CSystemLog_100.ExceptionHandle(v_e);
            }
        }
        private void search_dm_sinh_vien()
        {
            f230_dm_sinh_vien_searching v_frm = new f230_dm_sinh_vien_searching();
            //string v_str_key_search = HelpUtils.gen_string_call_scm_get_sinh_vien_ws("", m_txt_ho_ten.Text.Trim(), "", "", "20",m_cbo_truong.Text);

            if (v_frm.display_search(m_txt_ho_ten.Text
                ,m_cbo_truong.Text.ToUpper()
                , m_us_v_cau_hoi_yeu_cau) == DialogResult.OK)
            {
                m_txt_ho_ten.Text = m_us_v_cau_hoi_yeu_cau.strHO_TEN_SINH_VIEN;
                m_txt_ma_hoc_vien.Text = m_us_v_cau_hoi_yeu_cau.strMA_SINH_VIEN;
                m_txt_ma_lop.Text = m_us_v_cau_hoi_yeu_cau.strLOP;
                m_txt_noi_sinh.Text = m_us_v_cau_hoi_yeu_cau.strNOI_SINH;
                m_dtp_ngay_sinh.Value = m_us_v_cau_hoi_yeu_cau.datNGAY_SINH;
                m_cbo_truong.SelectedValue = m_us_v_cau_hoi_yeu_cau.strTRUONG;

                m_txt_ho_ten.Enabled = m_cbo_truong.Enabled = false;
            }
        }
        void m_cmd_tim_hv_khac_Click(object sender, EventArgs e)
        {
            try
            {
                f230_dm_sinh_vien_searching v_frm = new f230_dm_sinh_vien_searching();
                if (v_frm.display(m_us_v_cau_hoi_yeu_cau) == DialogResult.OK)
                {
                    m_txt_ho_ten.Text = m_us_v_cau_hoi_yeu_cau.strHO_TEN_SINH_VIEN;
                    m_txt_ma_hoc_vien.Text = m_us_v_cau_hoi_yeu_cau.strMA_SINH_VIEN;
                    m_txt_ma_lop.Text = m_us_v_cau_hoi_yeu_cau.strLOP;
                    m_txt_noi_sinh.Text = m_us_v_cau_hoi_yeu_cau.strNOI_SINH;
                    m_dtp_ngay_sinh.Value = m_us_v_cau_hoi_yeu_cau.datNGAY_SINH;
                    m_cbo_truong.SelectedValue = m_us_v_cau_hoi_yeu_cau.strTRUONG;

                    m_txt_ho_ten.Enabled = false;
                }
            }
            catch (Exception v_e)
            {
                CSystemLog_100.ExceptionHandle(v_e);
            }
        }