docs: function nextEditShow() {
      var obj = this.newEditObj;
      var td = obj.td;
      var $tr = obj.$tr;
      var colIndex = parseInt(obj.colIndex) + 1;
      // 如果是最后一列则换行
      if ($(td).next('td').length == 0) {
          var $nextTr = $tr.next('tr');
          if ($nextTr.length > 0) {
              $tr = $nextTr;
              colIndex = 0;
              $tr.click(); //触发下一行的焦点
          } else {
              return;
          }
      }
  
      colIndex = _getNextEditColIndex(this, colIndex, $tr);
      var column = this.gridCompColumnArr[colIndex];
      if (column) {
          this.editRowFun($tr, colIndex);
      } else {
          var $nextTr = $tr.next('tr');
          if ($nextTr.length > 0) {
              $tr = $nextTr;
              colIndex = 0;
              $tr.click(); //触发下一行的焦点
          } else {
              return;
          }
          colIndex = _getNextEditColIndex(this, colIndex, $tr);
          var column = this.gridCompColumnArr[colIndex];
          if (column) {
              this.editRowFun($tr, colIndex);
          }
      }
  }