Method _on_export_netlist

SLiCAP/schematic/window.py:883–921

(self)

        print_scene(fresh, self)

    def _on_export_netlist(self):
        path, _ = QFileDialog.getSaveFileName(
            self, "Export Netlist", self._default_export_path("cir", ".cir"), _NET_FILTER
        )
        if not path:
            return
        p = Path(path)
        if p.suffix.lower() != ".cir":
            p = p.with_suffix(".cir")
        from .component_item import ComponentItem
        from .wire_item import WireItem
        from .command_item import CommandItem
        from .analysis_item import AnalysisItem
        from .library_item import LibraryItem
        from .parameter_item import ParameterItem
        from .model_item import ModelItem
        from .netlist import build_netlist, NetlistError
        items = self._scene.items()
        comps  = [i for i in items if isinstance(i, ComponentItem)]
        wires  = [i for i in items if isinstance(i, WireItem)]
        cmds   = [i for i in items if isinstance(i, (CommandItem, AnalysisItem))]
        libs   = [i for i in items if isinstance(i, LibraryItem)]
        prms   = [i for i in items if isinstance(i, ParameterItem)]
        models = [i for i in items if isinstance(i, ModelItem)]
        title = self._doc_props.title or (self._current_path.stem if self._current_path else "schematic")
        try:
            text = build_netlist(comps, wires, cmds, title, libs=libs, params=prms,
                                 model_defs=models)
        except NetlistError as exc:
            QMessageBox.critical(
                self, "Netlist not generated",
                "Unresolved “?” placeholders remain, so no netlist was written:\n\n"
                + "\n".join(exc.errors),
            )
            return
        try:
            p.write_text(text, encoding="utf-8")
        except Exception as exc:
            QMessageBox.critical(self, "Export failed", str(exc))

    # ── close / quit ─────────────────────────────────────────────────────────