Callback after orientation change becomes null
问题 I have have a FragmentActivity with two tabs which are ListFragment s. Each ListFragment has a callback. An example of a callback The callback is associated inside of the onAttach(...) method OnStatusUpdateListener mStatusUpdateCallback; public interface OnStatusUpdateListener { public void onStatusUpdate(); } @Override public void onAttach(Activity activity) { Log.d(TAG, "onAttach"); super.onAttach(activity); try { mStatusUpdateCallback = (OnStatusUpdateListener)activity; } catch