listView.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
        @Override
        public boolean onItemLongClick(AdapterView<?> adapterView, View view, int i, long l) {
            String UserInfo = listView.getItemAtPosition(i).toString();
            Toast.makeText(getActivity(), UserInfo, Toast.LENGTH_SHORT).show();
            return false;
        }
    });