public void mostraFragmentUser(ImageButton imageButton, int activeIconId) {

        MenuItem profilo = mPresenter.trovaMenuItemProfilo();
        if(profilo!=null){

            if (fragmentManager.findFragmentByTag(UserFragment.TAG) != null) {
                fragmentManager.beginTransaction().show(fragmentManager.findFragmentByTag(UserFragment.TAG)).commit();
            } else {
                //fragmentManager.beginTransaction().disallowAddToBackStack().add(R.id.fragment_container, UserFragment.newInstance(null, null), UserFragment.TAG).commit();
                Bundle params = new Bundle();
                params.putString(AppConstants.BUNDLE_FUNCTION_ID, profilo.getId());
                params.putString(AppConstants.BUNDLE_FUNCTION_NAME, profilo.getLabel());
                params.putString(AppConstants.BUNDLE_FUNCTION_LEVEL, profilo.getLivello());
                params.putString(AppConstants.BUNDLE_MENU_ITEM, new Gson().toJson(profilo, MenuItem.class));
                navigationManager.showSelectedFunction(params);
            }
            if (fragmentManager.findFragmentByTag(PannelliFragment.TAG) != null) {
                fragmentManager.beginTransaction().hide(fragmentManager.findFragmentByTag(PannelliFragment.TAG)).commit();
            }
            if (fragmentManager.findFragmentByTag(MessageFragment.TAG) != null) {
                fragmentManager.beginTransaction().hide(fragmentManager.findFragmentByTag(MessageFragment.TAG)).commit();
            }
            if (fragmentManager.findFragmentByTag(ListaMovimentiFragment.TAG) != null) {
                fragmentManager.beginTransaction().hide(fragmentManager.findFragmentByTag(ListaMovimentiFragment.TAG)).commit();
            }
            if (fragmentManager.findFragmentByTag(FunctionBaseFragment.TAG) != null) {
                fragmentManager.beginTransaction().hide(fragmentManager.findFragmentByTag(FunctionBaseFragment.TAG)).commit();
            }
            deactivateButtons(imageButton, activeIconId);
            isUserActive = true;
        }


    }