다이얼로그프래그먼트 창을 띄운후 각종 데이터를 입력하고 뒤로 가기를 누르면 데이터를 액티비티로 보내 저장하려고하는데,, onBackPressedCallback이 잘동작하는지 테스트하기위하여 토스트메시지부터 띄워보는데 아무 반응이 없습니다..

onBackPress()를 사용하면 생명주기를 잘 관리해줘야한다해서 나온것이 onBackPressedCallback()을 사용하고 OnBackPressedDispatcher()을 사용하는편이 요즘 많이 쓴다고해서 쓰려는데 동작을 안하네요..ㅜㅜ

어떤것때문인지 알수 있을까요..

public class WritingCommentDialogFragment extends DialogFragment implements CommentModel.EditInputListener {
    OnBackPressedCallback callback;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.fragment_writing_comment_dialog, container, false);
        bindViews(view);
        addCommentItem();
        Toast.makeText(getContext(), "onCreateView()", Toast.LENGTH_SHORT).show();
        return view;
    }
    @NonNull
    @Override
    public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
        Dialog dialog = super.onCreateDialog(savedInstanceState);
        dialog.setCanceledOnTouchOutside(false);
        return dialog;
    }

    @Override
    public void onAttach(@NonNull Context context) {
        super.onAttach(context);
        callback =  new OnBackPressedCallback(true) {
            @Override
            public void handleOnBackPressed() {
                Toast.makeText(getContext(), "TEST", Toast.LENGTH_SHORT).show();
            }
        };
        requireActivity().getOnBackPressedDispatcher().addCallback(this, callback);
    }

    @Override
    public void onDetach() {
        super.onDetach();
        callback.remove();
    }

    @Override
    public void onResume() {
        super.onResume();
        setDialogSize();
    }
}

routineAdapter.setOnAddRoutineClickListener(new RoutineAdapter.OnRoutineAddClickListener() {
            @Override
            public void OnAddRoutineClick() {
                WorkoutListDialogFragment routineDialog = new WorkoutListDialogFragment();
                routineDialog.show(getSupportFragmentManager(), "RoutineListDialog");
            }
        });