private static int getNewRowSpan(final RadComponent c, final int rowSpanDelta) {
    int gapCount = c.getParent().getGridLayoutManager().getGapCellCount();
    return c.getConstraints().getRowSpan() + rowSpanDelta * (gapCount+1);
  }
private static int getNewRowSpan(final RadComponent c, final int rowSpanDelta)