AddFiles, REPLine: Add undo commands.

src/Model/REPLine/REPLine.py

@@ -47,6 +47,30 @@ class REPLine(SQLSubModel):
 
         REPLine._id_cnt = max(id, REPLine._id_cnt+1)
 
+    def __getitem__(self, key):
+        value = None
+
+        if key == "enabled":
+            value = self._enabled
+        elif key == "name":
+            value = self._name
+        elif key == "line":
+            value = self._line
+        elif key == "solvers":
+            value = self._solvers
+
+        return value
+
+    def __setitem__(self, key, value):
+        if key == "enabled":
+            self._enabled = value
+        elif key == "name":
+            self._name = value
+        elif key == "line":
+            self._line = value
+        elif key == "solvers":
+            self._solvers = value
+
     @property
     def enabled(self):
         return self._enabled