made everything modular

app/simulation/ui/dtc.py

@@ -0,0 +1,45 @@
+# =============================
+# app/simulation/ui/dtc.py
+# =============================
+
+from __future__ import annotations
+import tkinter as tk
+from tkinter import ttk
+from typing import Dict, Any
+from app.simulation.ui import UITab 
+
+DTC_LIST = [
+    ("P0300", "Random/Multiple Cylinder Misfire"),
+    ("P0130", "O2 Sensor Circuit (Bank1-Sensor1)"),
+    ("C0035", "Wheel Speed Sensor LF"),
+    ("U0121", "Lost Communication With ABS")
+]
+
+class DtcTab(UITab):
+    NAME  = "dtc"
+    TITLE = "Fehlercodes"
+    PRIO  = 10
+    def __init__(self, parent, sim):
+        self.sim = sim
+        self.frame = ttk.Frame(parent, padding=8)
+        self.vars: Dict[str, tk.BooleanVar] = {}
+        row = 0
+        ttk.Label(self.frame, text="Diagnose-Flags (Demo)", style="Header.TLabel").grid(row=row, column=0, sticky="w"); row += 1
+        for code, label in DTC_LIST:
+            var = tk.BooleanVar(value=False)
+            ttk.Checkbutton(self.frame, text=f"{code} – {label}", variable=var).grid(row=row, column=0, sticky="w")
+            self.vars[code] = var; row += 1
+        ttk.Button(self.frame, text="Alle löschen", command=self.clear_all).grid(row=row, column=0, sticky="w", pady=(8,0))
+
+    def clear_all(self):
+        for v in self.vars.values(): v.set(False)
+
+    def save_into_config(self, out: Dict[str, Any]) -> None:
+        out.setdefault("dtc", {})
+        out["dtc"].update({code: bool(v.get()) for code, v in self.vars.items()})
+
+    def load_from_config(self, cfg: Dict[str, Any]) -> None:
+        dtc = cfg.get("dtc", {})
+        for code, v in self.vars.items():
+            v.set(bool(dtc.get(code, False)))
+        self.sim.load_config(cfg)