protected void ListStore_RefershData(object sender, StoreReadDataEventArgs e)
{
int start = e.Start;
int pageSize = e.Limit;
int total = 0;
//查询条件
string Where = GetQueryString();
var arr = DataHelper.GetPageList <SysUser>(start, pageSize, new Order[] { new Order("CreateTime", false) }, out total, Expression.Sql(Where));
e.Total = total;
ListStore.Data = arr;
ListStore.DataBind();
}