code: public void setHeight(int height) {
  
          m_defaultHeight = height;
          m_scrollPanel.setHeight(m_defaultHeight + "px");
          m_scrollPanel.setDefaultHeight(m_defaultHeight);
          m_scrollPanel.onResizeDescendant();
      }
docs: Sets the height of this category field.<p>
  
  @param height the height of this category field