private void txtMaSinhVien_EditValueChanged(object sender, EventArgs e)
{
DataTable dtTemp = oBSV_SinhVien.KiemTraMaSV(txtMaSinhVien.Text.Trim());
if (dtTemp != null && dtTemp.Rows.Count > 0 && txtMaSinhVien.Text.Trim() != "" && Sua == false)
{
SV_SinhVienID = int.Parse(dtTemp.Rows[0]["SV_SinhVienID"].ToString());
txtSoPhieu.Text = GetSoPhieu(Program.HocKy, Program.IDNamHoc, SV_SinhVienID, IDDM_DiaDiem);
LoadThongTin();
}
else if (txtMaSinhVien.Text.Trim() != "")
{
txtTenLop.Text = "";
txtHoVaTen.Text = "";
SV_SinhVienID = 0;
grdLoaiThuChi.DataSource = null;
}
}
