@Override
  public void run() {

    // set the currently displayed map provider so that this mp will be selected in the pref page
    final IPreferenceStore prefStore = TourbookPlugin.getDefault().getPreferenceStore();

    prefStore.setValue( //
        IMappingPreferences.MAP_FACTORY_LAST_SELECTED_MAP_PROVIDER,
        _tourMapView.getMap().getMapProvider().getId());

    PreferencesUtil.createPreferenceDialogOn(
            Display.getCurrent().getActiveShell(),
            PrefPageMapProviders.PREF_PAGE_MAP_PROVIDER_ID,
            null,
            null)
        .open();
  }
 @Override
 public void run() {
   fMapView.actionSaveDefaultPosition();
 }