allow to disable the UI in the remote VNC renderable (#477)

src/ansys/pyensight/core/renderable.py

@@ -560,6 +560,7 @@ def __init__(self, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
         self._generate_url()
         self._rendertype = "remote"
+        self._ui = kwargs.get("ui")
         self.update()
 
     def _update_2023R2_or_less(self):
@@ -585,6 +586,7 @@ def update(self):
         """
         optional_query = self._get_query_parameters_str()
         version = _get_ansysnexus_version(self._session._cei_suffix)
+        ui = "simple" if not self._ui else self._ui
         if int(self._session._cei_suffix) < 242:  # pragma: no cover
             version = ""
             self._update_2023R2_or_less()  # pragma: no cover
@@ -604,7 +606,7 @@ def update(self):
                 query_args = f', "extra_query_args":"{optional_query[1:]}"'  # pragma: no cover
 
             attributes = ' renderer="envnc"'
-            attributes += ' ui="simple"'
+            attributes += f" ui={ui}"
             attributes += ' active="true"'
             attributes += (
                 " renderer_options='"