public void openFirstLevel() {

        if (!m_categories.isEmpty()) {
            for (int i = 0; i < m_scrollList.getWidgetCount(); i++) {
                CmsTreeItem item = (CmsTreeItem)m_scrollList.getItem(i);
                item.setOpen(true);
            }
        }
    }
public void openFirstLevel ( ) { if ( ! m_categories . isEmpty ( ) ) { for ( int i = 0 ; i < m_scrollList . getWidgetCount ( ) ; i ++ ) { CmsTreeItem item = ( CmsTreeItem ) m_scrollList . getItem ( i ) ; item . setOpen ( true ) ; } } }
Opens the first level in the categories tree.<p>