()
| 272 | # ── helpers ─────────────────────────────────────────────────────────────────── |
| 273 | |
| 274 | def _hline() -> QFrame: |
| 275 | line = QFrame() |
| 276 | line.setFrameShape(QFrame.HLine) |
| 277 | line.setFrameShadow(QFrame.Sunken) |
| 278 | return line |
| 279 | |
| 280 | |
| 281 | def _make_pair(sv_checked: bool, sn_checked: bool) -> tuple[QCheckBox, QCheckBox]: |