public function initialize() {
    $this->user = new stdClass();

    if ( is_user_logged_in() ) {
      /* Populate settings we need for the menu based on the current user. */
      $this->user->blogs = get_blogs_of_user( get_current_user_id() );
      if ( is_multisite() ) {
        $this->user->active_blog    = get_active_blog_for_user( get_current_user_id() );
        $this->user->domain         = empty( $this->user->active_blog ) ? user_admin_url() : trailingslashit( get_home_url( $this->user->active_blog->blog_id ) );
        $this->user->account_domain = $this->user->domain;
      } else {
        $this->user->active_blog    = $this->user->blogs[ get_current_blog_id() ];
        $this->user->domain         = trailingslashit( home_url() );
        $this->user->account_domain = $this->user->domain;
      }
    }

    add_action( 'wp_head', 'wp_admin_bar_header' )  <;

    add_action( 'admin_head', 'wp_admin_bar_header' )  <;

    if ( current_theme_supports( 'admin-bar' ) ) {
      
/**
 * To remove the default padding styles from WordPress for the Toolbar, use the following code:
 * add_theme_support( 'admin-bar', array( 'callback' => '__return_false' ) );
 */
      $admin_bar_args  = get_theme_support( 'admin-bar' );
      $header_callback = $admin_bar_args[0]['callback'];
    }

    if ( empty( $header_callback ) ) {
      $header_callback = '_admin_bar_bump_cb';
    }

    add_action( 'wp_head', $header_callback )  <;

    wp_enqueue_script( 'admin-bar' );
    wp_enqueue_style( 'admin-bar' );

    
/**
 * Fires after WP_Admin_Bar is initialized.
 *
 * @since 3.1.0
 */
    do_action( 'admin_bar_init' );
  }