x axis change

src/bedit_gui/simulation_models.py

@@ -29,16 +29,17 @@ class CompiledModel:
 class SimulationPlotTab:
     name: str
     signals: list[str] = field(default_factory=list)
+    x_axis: str | None = None
 
     @classmethod
     def from_data(cls, data: Mapping[str, Any]) -> SimulationPlotTab:
         raw_signals = data.get("signals", [])
         if not isinstance(raw_signals, list):
             raise TypeError("plot tab signals must be a list")
-        return cls(name=str(data.get("name", "Plot")), signals=[str(signal) for signal in raw_signals])
+        return cls(name=str(data.get("name", "Plot")), signals=[str(signal) for signal in raw_signals], x_axis=str(data["x_axis"]) if data.get("x_axis") is not None else None)
 
     def to_data(self) -> dict[str, Any]:
-        return {"name": self.name, "signals": self.signals}
+        return {"name": self.name, "signals": self.signals, "x_axis": self.x_axis}
 
 
 @dataclass