How to use

onDetach

method

in

android.preference.PreferenceFragment

  @Override
  @CallSuper
  public void onDetach() {
    lifecycleSubject.onNext(FragmentEvent.DETACH);
    super.onDetach();
  }
}

 @Override
 public void onDetach()
 {
  super.onDetach();
  provider = null;
  listener = null;
 }
}

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

@Override
public void onDetach() {
  super.onDetach();
  PreferenceManager.getDefaultSharedPreferences(getActivity()).unregisterOnSharedPreferenceChangeListener(this);
}

@Override
public void onDetach() {
  SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
  sharedPref.unregisterOnSharedPreferenceChangeListener(this);
  super.onDetach();
}

@Override
public void onDetach() {
  super.onDetach();
  this.listener = new DummyListener();
}

@Override
public void onDetach() {
  super.onDetach();
  PreferenceManager.getDefaultSharedPreferences(getActivity()).unregisterOnSharedPreferenceChangeListener(this);
}

@Override
public void onDetach() {
  SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
  sharedPref.unregisterOnSharedPreferenceChangeListener(this);
  super.onDetach();
}