private void btnSave_Click(object sender, EventArgs e) { try { int KieuTimKiem = 0; string ThongTinTimKiem = StringTools.TrimSpace(editThongTinTimKiem.Text); if (radMaDoiTac.Checked) { KieuTimKiem = 1; } else if (radTenDoiTac.Checked) { KieuTimKiem = 2; } else if (radDienThoại.Checked) { KieuTimKiem = 3; } else if (radDiaChi.Checked) { KieuTimKiem = 4; } mListOfDoiTac = DoiTac.GetDoiTacs_V2(KieuTimKiem, ThongTinTimKiem); this.DialogResult = DialogResult.OK; this.Close(); } catch (Exception ex) { LogError.WriteLogError("btnSave_Click: ", ex); } }