Source Reference:

• Component: BuddyPress:: bp-core

  File: /bp-core/bp-core-component.php :: Trac Source Line: 264

  			// Sub nav items are not required
  			if ( !empty( $sub_nav ) ) {
  				foreach( $sub_nav as $nav ) {
  					bp_core_new_subnav_item( $nav );
  				}
  			}
  		}
  
  		// Call action
  		do_action( 'bp_' . $this->id . '_setup_nav' );
  	}
  
  	/**
  	 * Setup the admin bar
  	 *
  	 * @global obj $wp_admin_bar
  	 * @param array $wp_admin_menus
  	 */
  	function setup_admin_bar( $wp_admin_nav = '' ) {