Bắt sự kiện vừa lướt qua frament

@Overridepublic void setUserVisibleHint(boolean isVisibleToUser) {
    super.setUserVisibleHint(isVisibleToUser);
    if (!isVisibleToUser) {

        flag = true;
        if (!idCateChild.equals("")) {
            Log.d(TAG, "onStartttttttttttttttttt()" + Ten + " : " + idCateParent + " - idCateChild :" + idCateChild);
            idCateChild = "";
            getItemFromDatabase(idCateParent, 10);
        }
    }
}