private void btnThem_Click(object sender, EventArgs e) { this.Close(); frmThemMonHoc frm = new frmThemMonHoc(); frm.Show(); }
private void btnThem_Click(object sender, EventArgs e) { SqlConnection con = new SqlConnection(); con.ConnectionString = KetNoi.str; con.Open(); SqlCommand cmd = new SqlCommand(); cmd.Connection = con; int SoTrinh; SoTrinh = Convert.ToInt16(txtSoTrinh.Text); cmd.CommandText = "INSERT INTO MonHoc VALUES('" + txtMaMonHoc.Text + "','" + txtTenMonHoc.Text + "'," + SoTrinh + ",'" + txtGiangVien.Text + "')"; cmd.ExecuteNonQuery(); DialogResult result; result = MessageBox.Show("THÊM DỮ LIỆU THÀNH CÔNG", "THÔNG BÁO", MessageBoxButtons.OK, MessageBoxIcon.Warning); if (result == DialogResult.OK) { this.Close(); frmThemMonHoc frm = new frmThemMonHoc(); frm.Show(); } }