SizeRequirements[] getChildRequirements(int axis)
private SizeRequirements[] getChildRequirements(int axis)
  SizeRequirements[] getChildRequirements(int axis)  {    // Allocate SizeRequirements for each child view.    int count = getViewCount();    SizeRequirements[] childReqs = new SizeRequirements[count];    for (int i = 0; i < count; ++i)      {        View view = getView(i);        childReqs[i] = new SizeRequirements((int) view.getMinimumSpan(axis),                                            (int) view.getPreferredSpan(axis),                                            (int) view.getMaximumSpan(axis),                                            view.getAlignment(axis));      }    return childReqs;  }