gistfile1.txt

//in component

    created: function () {
        var thisRef = { TableObj: this };
        this.$emit("created", thisRef);
    }
  
//in component tag
  <data-table v-on:created="dataTableCreated"></data-table>
  
//in parent
   methods:{
      dataTableCreated: function (e) {
          if (e.TableObj == null) return;

          this.dataTable = e.TableObj;
          this.dataTable.parent = this;
      }
   }