Please try the filter code below:
function pagerFilter(data){
if (typeof data.length == 'number' && typeof data.splice == 'function'){ // is array
data = {
total: data.length,
rows: data
}
}
var dg = $(this);
var opts = dg.datagrid('options');
var pager = dg.datagrid('getPager');
pager.pagination({
onSelectPage:function(pageNum, pageSize){
opts.pageNumber = pageNum;
opts.pageSize = pageSize;
pager.pagination('refresh',{
pageNumber:pageNum,
pageSize:pageSize
});
dg.datagrid('loadData',data);
}
});
if (!data.originalRows){
data.originalRows = (data.rows);
}
if (!opts.remoteSort && opts.sortName){
var target = this;
var names = opts.sortName.split(',');
var orders = opts.sortOrder.split(',');
data.originalRows.sort(function(r1,r2){
var r = 0;
for(var i=0; i<names.length; i++){
var sn = names[i];
var so = orders[i];
var col = $(target).datagrid('getColumnOption', sn);
var sortFunc = col.sorter || function(a,b){
return a==b ? 0 : (a>b?1:-1);
};
r = sortFunc(r1[sn], r2[sn]) * (so=='asc'?1:-1);
if (r != 0){
return r;
}
}
return r;
});
}
var start = (opts.pageNumber-1)*parseInt(opts.pageSize);
var end = start + parseInt(opts.pageSize);
data.rows = (data.originalRows.slice(start, end));
return data;
}
Apply this filter code to a datagrid.
$(function(){
$('#dg').datagrid({loadFilter:pagerFilter}).datagrid('loadData', getData());
});