code: function() {
      if(this.isActive) {
          this.getContainerEl().style.display = "none";
          this.isActive = false;
          this.getDataTable()._oCellEditor =  null;
          this.fireEvent("cancelEvent", {editor:this});
      }
      else {
      }
  }
docs: Cancels CellEditor input and hides UI.
  
  @method cancel