Пример #1
0
 @Override
 public void onDestroy() {
   super.onDestroy();
   // Close adapter.
   if (adapter != null) adapter.close();
   // Close Realm.
   if (realm != null) {
     realm.close();
     realm = null;
   }
   if (actionMode != null) actionMode.finish();
 }
Пример #2
0
  /**
   * Uses the current view options to change the card layout currently in use. Preserves the
   * position currently scrolled to in the list before switching adapters.
   */
  private void changeCardType() {
    // Store the current last visible item position so that we can scroll back to it after switching
    // adapters.
    int currLastVisPos = recyclerView.getLayoutManager().findLastCompletelyVisibleItemPosition();

    // Swap the adapter
    if (adapter != null) adapter.close();
    adapter = makeAdapter();
    recyclerView.setAdapter(adapter);

    // Scroll back to the same position.
    if (currLastVisPos != RecyclerView.NO_POSITION)
      recyclerView.getRecyclerView().scrollToPosition(currLastVisPos);
  }