Handle step reset on render if a process is loaded (steps already con…

…firmed)

src/aiidalab_qe/app/configuration/__init__.py

@@ -146,6 +146,14 @@ def render(self):
 
         self.rendered = True
 
+        if self._model.confirmed:  # loaded from a process
+            return
+
+        # NOTE technically not necessary, as an update is triggered
+        # by a structure change. However, this ensures that if a user
+        # decides to visit this step prior to setting the structure,
+        # the step will be updated on render to show reasonable defaults.
+        # TODO remove if we decide to "disable" steps past unconfirmed steps!
         self._model.update()
 
     def is_saved(self):

src/aiidalab_qe/app/structure/__init__.py

@@ -103,9 +103,13 @@ def render(self):
                 "Download",
             ],
         )
-        # A structure may have been loaded from a structure,
-        # so we assign it here as the manager's input structure.
-        self.manager.input_structure = self._model.structure
+
+        if self._model.confirmed:  # loaded from a process
+            # NOTE important to do this prior to setting up the links
+            # to avoid an override of the structure in the model,
+            # which in turn would trigger a reset of the model
+            self.manager.input_structure = self._model.structure
+
         ipw.dlink(
             (self.manager, "structure_node"),
             (self._model, "structure"),