private void GDChinhGiaoVien_Load(object sender, EventArgs e) { BUSGiaoVien chuyende = new BUSGiaoVien(); DataTable dt = chuyende.LayDSChuyeDeDuocMo(); DataTable dt1 = chuyende.LayDSChuyeDe(); DataTable dt2 = chuyende.LayDSChuyeDeDangDay(IDNguoiDung); DataTable dt3 = chuyende.LayDSChuyeDeDangDayCOLOP(IDNguoiDung); chuyende.MaNguoiDung = IDNguoiDung; dataGridViewDangMo.DataSource = dt; dataGridViewCDAll.DataSource = dt1; dataGridViewDangDay.DataSource = dt3; dgvDSChuyenDeDay.DataSource = dt2; }