text: 
  import './app_switcher';
  import './global_nav_link';
  
  import globalNavTemplate from './global_nav.html';
  import './global_nav.less';
  import uiModules from 'ui/modules';
  
  const module = uiModules.get('kibana');
  
  module.directive('globalNav', globalNavState => {
    return {
      restrict: 'E',
      replace: true,
      scope: {
        chrome: '=',
        isVisible: '=',
        logoBrand: '=',
        smallLogoBrand: '=',
        appTitle: '=',
      },
      template: globalNavTemplate,
      link: scope => {
        // App switcher functionality.
        function updateGlobalNav() {
          const isOpen = globalNavState.isOpen();
          scope.isGlobalNavOpen = isOpen;
          scope.globalNavToggleButton = {
            classes: isOpen ? 'global-nav-link--close' : undefined,
            title: isOpen ? '折叠' : '展开',
            tooltipContent: isOpen ? 'Collapse side bar' : 'Expand side bar',
          };
  
          // Notify visualizations, e.g. the dashboard, that they should re-render.
          scope.$root.$broadcast('globalNav:update');
        }
  
        updateGlobalNav();
  
        scope.$root.$on('globalNavState:change', () => {
          updateGlobalNav();
        });
  
        scope.toggleGlobalNav = event => {
          event.preventDefault();
          globalNavState.setOpen(!globalNavState.isOpen());
        };
  
      }
    };
  });
  