How to use

onSelectedChanged

method

in

androidx.recyclerview.widget.ItemTouchHelper$Callback

@Override public void onSelectedChanged(RecyclerView.ViewHolder viewHolder, int actionState)
{
  super.onSelectedChanged(viewHolder, actionState);
  if(actionState == ACTION_STATE_IDLE && draggedTo != draggedFrom)
  {
    int pos = draggedTo;
    if(draggedTo == 0) pos++;
    QuestType before = getList().get(pos-1).questType;
    QuestType after = getList().get(pos).questType;
    questTypeOrderList.apply(before, after);
    draggedTo = draggedFrom = -1;
  }
}

@Override
public void onSelectedChanged(RecyclerView.ViewHolder viewHolder, int actionState) {
  if (actionState != ItemTouchHelper.ACTION_STATE_IDLE) {
    if (viewHolder instanceof QueueListAdapter.ItemTouchHelperViewHolder) {
      QueueListAdapter.ItemTouchHelperViewHolder itemViewHolder
          = (QueueListAdapter.ItemTouchHelperViewHolder) viewHolder;
      itemViewHolder.onItemSelected();
    }
  }
  super.onSelectedChanged(viewHolder, actionState);
}

/**
 * @see #onSelectedChanged(ViewHolder, int)
 */
protected void onSelectedChanged(EpoxyViewHolder viewHolder, int actionState) {
 super.onSelectedChanged(viewHolder, actionState);
}