chenhaodong / mew-iview

  import { findComponentUpward, findComponentsUpward } from '../../utils/assist';
  export default {
      data () {
          return {

              menu: findComponentUpward(this, 'MewMenu')

          };
      },
      computed: {
          hasParentSubmenu () {

              return !!findComponentUpward(this, 'MewSubmenu');

          },
          parentSubmenuNum () {

              return findComponentsUpward(this, 'MewSubmenu').length;

          },
          mode () {
              return this.menu.mode;
          }
      }
  };