private @NotNull FontPreferences getEditorFontPreferences() {
      AppEditorFontConfigurable configurable = (AppEditorFontConfigurable)findConfigurable(this, AppEditorFontConfigurable.class);
      if (configurable != null) {
        AppEditorFontOptionsPanel panel = configurable.getPanel();
        if (panel != null) {
          return panel.getFontPreferences();
        }
      }
      return AppEditorFontOptions.getInstance().getFontPreferences();
    }
private @NotNull FontPreferences getEditorFontPreferences()