Use done method on settings dialog to refresh the settings

src/main/python/main/ayab/preferences.py

@@ -226,7 +226,7 @@ def __init__(self, parent: GuiMain):
         for widget in self.__widget.values():
             widget.connectChange()
         self.__ui.reset.clicked.connect(self.__reset_and_refresh)
-        self.__ui.enter.clicked.connect(self.__validate_form)
+        self.__ui.enter.clicked.connect(self.accept)
 
         # update buttons from settings
         self.__refresh_form()
@@ -255,12 +255,14 @@ def __reset_and_refresh(self) -> None:
         self.__prefs.reset()
         self.__refresh_form()
 
-    def __validate_form(self) -> None:
-        self.accept()
-
+    def done(self, arg__1):
+        """
+        Method called to close the dialog.
+        """
         # call the main GUI to trigger the necessary refresh
         parent: GuiMain = self.parent()
         parent.refresh_window_preferences_change()
+        super().done(arg__1)
 
 
 class PrefsBoolWidget(QCheckBox):