Finalised the name editor

ttkDesigner/app/signalsloteditor.py

@@ -205,6 +205,8 @@ class SignalSlotEditor(ttk.TTkWidget):
                 self._detail.takeTopLevelItem(index)
 
     def importConnections(self, connections):
+        self._items = []
+        self._detail.clear()
         for c in connections:
             item = _SignalSlotItem(self._designer)
             item.importConnection(c)

ttkDesigner/app/superobj/superwidget.py

@@ -61,7 +61,9 @@ class SuperWidget(ttk.TTkWidget):
 
     @ttk.pyTTkSlot(str)
     def setSuperName(self, name):
-        pass
+        if name and name not in [w.name() for w in self._designer.getWidgets()]:
+            self._wid._name = name
+            self._designer.weModified.emit()
 
     def getSuperProperties(self):
         exceptions = {