@Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { Bundle params = data.getExtras(); if (params != null) { if (requestCode == CONSTANTE_TELA_1) { adapter.add((Evento) data.getSerializableExtra("evento")); adapter.notifyDataSetChanged(); } else if (requestCode == CONSTANTE_TELA_3) { meusEventos.set(posicao, (Evento) data.getSerializableExtra("update")); adapter.notifyDataSetChanged(); } } }