private static void show(Activity activity, int msg, Style style, Integer tempo) {
   Snackbar snackbar = Snackbar.with(activity).text(activity.getResources().getText(msg));
   switch (style) {
     case INFO:
       snackbar.color(Color.BLUE);
       break;
     case ALERT:
       snackbar.color(Color.RED);
       break;
     case CONFIRM:
       snackbar.color(Color.GREEN);
       break;
   }
   if (tempo != null) {
     snackbar.duration(tempo);
   }
   snackbar.type(SnackbarType.MULTI_LINE);
   snackbar.actionLabel(activity.getResources().getString(R.string.close));
   snackbar.actionListener(
       new ActionClickListener() {
         @Override
         public void onActionClicked(Snackbar snackbar) {
           SnackbarManager.dismiss();
         }
       });
   SnackbarManager.show(snackbar);
 }