ui/src/main/java/ucar/util/prefs/ui/PrefPanel.java
public void addEmptyRow(int row, int size) {
    layoutComponents.add( new LayoutComponent( null, size, row, null));
  }
public void addEmptyRow(int row, int size) {
    layoutComponents.add( new LayoutComponent( null, size, row, null));
  }
public void addEmptyRow ( int row , int size ) { layoutComponents . add ( new LayoutComponent ( null , size , row , null ) ) ; }
Add a seperator after the last field added.
Add a seperator after the last field added .