code: function() {
      if(this._oCellEditor) {
          if(this._oCellEditor.cancel) {
              this._oCellEditor.cancel();
          }
          // Backward compatibility
          else if(this._oCellEditor.isActive) {
              this.resetCellEditor();
              //TODO: preserve values for the event?
              this.fireEvent("editorCancelEvent", {editor:this._oCellEditor});
              YAHOO.log("Cell Editor input canceled", "info", this.toString());
          }
  
          YAHOO.log("CellEditor input canceled", "info", this.toString());
      }
  }
docs: Cancels active CellEditor.
  
  @method cancelCellEditor