text: export default  {
  
      methods: {
  
          dispatch(componentName, eventName, params){
              var parent = this.$parent || this.$root;
              var name = parent.$options.name;
              while (parent && (!name || name !== componentName)) {
                  parent = parent.$parent;
  
                  if (parent) {
                      name = parent.$options.name;
                  }
              }
              if (parent) {
                  parent.$emit.apply(parent, [eventName].concat(params));
              }
          }
  
  
      }
  
  
  }