made everything modular

app/simulation/ui/__init__.py

@@ -0,0 +1,52 @@
+# =============================
+# app/simulation/ui/__init__.py
+# =============================
+
+from __future__ import annotations
+from typing import List, Optional, Type
+import importlib, inspect, pkgutil, pathlib
+
+class UITab:
+    """
+    Basis für alle Tabs. Erwarte:
+      - class-attr: NAME, TITLE, PRIO
+      - __init__(parent, sim) erzeugt self.frame (tk.Frame/ttk.Frame)
+      - optionale Methoden: apply(), save_into_config(out), load_from_config(cfg)
+    """
+    NAME: str  = "tab"
+    TITLE: str = "Tab"
+    PRIO: int  = 100
+
+    # No-ops für Save/Load
+    def apply(self): pass
+    def save_into_config(self, out): pass
+    def load_from_config(self, cfg): pass
+
+def discover_ui_tabs(parent, sim, pkg_name: str = "app.simulation.ui") -> List[UITab]:
+    """Lädt alle Unter-Module von pkg_name, instanziiert Klassen, die UITab erben."""
+    tabs: List[UITab] = []
+    pkg = importlib.import_module(pkg_name)
+    pkg_path = pathlib.Path(pkg.__file__).parent
+
+    for _, modname, ispkg in pkgutil.iter_modules([str(pkg_path)]):
+        if ispkg:  # (optional: Subpackages zulassen – hier überspringen)
+            continue
+        full = f"{pkg_name}.{modname}"
+        try:
+            m = importlib.import_module(full)
+        except Exception as exc:
+            print(f"[ui-loader] Importfehler {full}: {exc}")
+            continue
+
+        for _, obj in inspect.getmembers(m, inspect.isclass):
+            if obj is UITab or not issubclass(obj, UITab):
+                continue
+            try:
+                inst = obj(parent, sim)
+            except Exception as exc:
+                print(f"[ui-loader] Instanzierung fehlgeschlagen {obj.__name__}: {exc}")
+                continue
+            tabs.append(inst)
+
+    tabs.sort(key=lambda t: (getattr(t, "PRIO", 100), getattr(t, "NAME", t.__class__.__name__)))
+    return tabs