public void setVisibleRowCount ( int visibleRowCount ) { sourceList . setVisibleRowCount ( visibleRowCount ) ; chosenList . setVisibleRowCount ( visibleRowCount ) ; helperList . setVisibleRowCount ( visibleRowCount ) ; // Ok, since we've haven't set a preferred size on the helper scroller, // we can use it's current preferred size for our two control lists. Dimension d = helperScroller . getPreferredSize ( ) ; chosenPanel . setPreferredSize ( d ) ; sourcePanel . setPreferredSize ( d ) ; }
Sets the preferred number of rows in the list that can be displayed without a scrollbar .