1 $.extend($.fn.datagrid.methods, {
2 toExcel: function(jq, filename){
3 return jq.each(function(){
4 var uri = 'data:application/vnd.ms-excel;base64,'
5 , template = '<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org/TR/REC-html40"><head><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>{worksheet}</x:Name><x:WorksheetOptions><x:DisplayGridlines/></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]--></head><body><table>{table}</table></body></html>'
6 , base64 = function (s) { return window.btoa(unescape(encodeURIComponent(s))) }
7 , format = function (s, c) { return s.replace(/{(w+)}/g, function (m, p) { return c[p]; }) }
8
9 var alink = $('<a style="display:none"></a>').appendTo('body');
10 var view = $(this).datagrid('getPanel').find('div.datagrid-view');
11 var table = view.find('div.datagrid-view2 table.datagrid-btable').clone();
12 var tbody = table.find('>tbody');
13 view.find('div.datagrid-view1 table.datagrid-btable>tbody>tr').each(function(index){
14 $(this).clone().children().prependTo(tbody.children('tr:eq('+index+')'));
15 });
16 var ctx = { worksheet: name || 'Worksheet', table: table.html()||'' };
17 alink[0].href = uri + base64(format(template, ctx));
18 alink[0].download = filename;
19 alink[0].click();
20 alink.remove();
21 })
22 }
23 });
