easyui datagrid的扩展

gistfile1.js

/**
 *  datagrid的扩展
 */
$.extend($.fn.datagrid.defaults, {
    onLoadSuccess: function (data) {
        if (!data || !data.rows || data.rows.length == 0) {
            var body = $(this).data().datagrid.dc.body2;
            var columns =  $(this).data().datagrid.options.columns;
            var columns_length = columns.length;
            var colspan = columns[ columns_length > 0 ? columns_length - 1 : 0].length;
            body.find('table tbody').append('<tr><td width="' + body.width() + '" style="height: 25px; text-align: center;" colspan="'+ colspan +'">没有数据</td></tr>');
        }
    }
});