cnnrhill

  import android.util.SparseArray;
  import android.widget.AbsListView;
  
  /**
   * Helper class for calculating relative scroll offsets in a ListView or GridView by tracking the
   * position of child views.
   */
  public class ListViewScrollTracker {
      private AbsListView mListView;
      private SparseArray<Integer> mPositions;