我们有一个使用JQuery数据表的.net MVC应用程序。为数据表实现服务器端加载。数据表被初始化为
$("#myTable").DataTable({
"searching": true,
"pageLength": 1,
"processing": true, // for show progress bar
"serverSide": true, // for process server side
"filter": false, // this is for disable filter (search box)
"orderMulti": false, // for disable multiple column at once
"ajax": {
"url": "Users/GetUsers",
"type": "POST",
"datatype": "json"
},
"columns": [
{ "data": "FirstName", "name": "FirstName"},
{ "data": "LastName", "name": "LastName" }
]
});
控制器的操作是
[HttpPost]
public ActionResult GetUsers()
{
var draw = Request.Form.GetValues("draw").FirstOrDefault();
var start = Request.Form.GetValues("start").FirstOrDefault();
var length = Request.Form.GetValues("length").FirstOrDefault();
var searchstring = Request.Form.GetValues("search[value]").FirstOrDefault();
//Find Order Column
var sortColumn = Request.Form.GetValues("columns[" + Request.Form.GetValues("order[0][column]").FirstOrDefault() + "][name]").FirstOrDefault();
var sortColumnDir = Request.Form.GetValues("order[0][dir]").FirstOrDefault();
int pageSize = length != null ? Convert.ToInt32(length) : 0;
int skip = start != null ? Convert.ToInt32(start) : 0;
int recordsTotal = 0;
List<User> users = new List<User>();
// Logic to fetch users
recordsTotal = users.Count();
var data = users.Skip(skip).Take(pageSize).ToList();
return Json(new { draw = draw, recordsFiltered = recordsTotal, recordsTotal = recordsTotal, data = data }, JsonRequestBehavior.AllowGet);
}
在这种情况下,分页工作正常,但是当我们对列进行排序(通过单击数据表标题行)时,分页会重置为1。
例如,如果用户位于第3页上,然后单击标题列进行排序,则项目将进行排序,但页数设置回1,但是应仅为3。
能否请您指导我们如何避免在排序时更改页码?
谢谢!