easyui datagrid editor 特定列disabled

//编辑表格

  function editRow(rowIndex) {

      $(‘#tt‘).datagrid(‘cancelEdit‘, lastIndex);

      $(‘#tt‘).datagrid(‘beginEdit‘, rowIndex);

      lastIndex = rowIndex;

      $(‘#tt‘).datagrid(‘getEditor‘, { index: rowIndex, field: ‘VAL_NAME‘ }).disabled();

      return false;

  }