MvcPager 分页示例 — AjaxForm搜索（Post）

View：

@model PagedList<article>
<fieldset><legend>查询</legend>
@using (Ajax.BeginForm("AjaxSearchPost", new RouteValueDictionary { { "id", "" } }, new AjaxOptions { UpdateTargetId = "articles", InsertionMode = InsertionMode.Replace }, new RouteValueDictionary { { "id", "searchForm" } }))
{
        <span>标题：</span><input type="text" name="title" id="title" style="width:120px" />
        <span>作者：</span><input type="text" name="author" id="author" style="width:120px" /><span>（如：Webdiyer）</span>
        <span>来源：</span><input type="text" name="source" id="source" style="width:120px" /><span>（如：吴起热线）</span>
        <input type="submit" value="搜索(S)" accesskey="S" />
}
    </fieldset>
<div id="articles">
    @Html.Partial("_AjaxSearchPost",Model)
</div>
@section Scripts
{
    @{Html.RegisterMvcPagerScriptResource();}
<script type="text/javascript" src="/scripts/jquery.unobtrusive-ajax.min.js"></script>}

_AjaxSearchPost.cshtml

@model PagedList<Order>
@Html.Partial("_DataTable", Model)
<div><div style="float:left;width:50%">Page @Model.CurrentPageIndex of @Model.TotalPageCount, @Model.TotalItemCount items</div>
@Ajax.Pager(Model,new PagerOptions{PageIndexParameterName = "id",HtmlAttributes = new Dictionary<string, object>{{"style","float:right"}},PagerItemTemplate = "&nbsp;{0}"},new MvcAjaxOptions{UpdateTargetId="orders",HttpMethod="Post",DataFormId = "searchForm"})
</div>

_ArticleTable.cshtml:

@model PagedList<Article>
<table class="table table-bordered table-striped">
    <tr>
        <th class="nowrap">序号</th>
        <th>
            @Html.DisplayNameFor(model => model.Title)
        </th>
        <th>
            @Html.DisplayNameFor(model => model.PubDate)
        </th>
        <th>
            @Html.DisplayNameFor(model => model.Author)
        </th>
        <th>
            @Html.DisplayNameFor(model => model.Source)
        </th>
    </tr>
    @{ int i = 0;}
    @foreach (var item in Model)
    {
        <tr>
            <td>@(Model.StartItemIndex + i++)</td>
            <td>
                @Html.DisplayFor(modelItem => item.Title)
            </td>
            <td>
                @Html.DisplayFor(modelItem => item.PubDate)
            </td>
            <td>
                @Html.DisplayFor(modelItem => item.Author)
            </td>
            <td>
                @Html.DisplayFor(modelItem => item.Source)
            </td>
        </tr>
    }
</table>

Model:

    public class Article
    {
        [Display(Name="文章编号")]
        public int ID { get; set; }
        [Display(Name="文章标题")]
        [MaxLength(200)]
        public string Title { get; set; }
        [Display(Name = "文章内容")]
        public string Content { get; set; }
        [Display(Name = "发布日期")]
        public DateTime PubDate { get; set; }
        [Display(Name = "作者")]
        [MaxLength(20)]
        public string Author { get; set; }
        [Display(Name = "文章来源")]
        [MaxLength(20)]
        public string Source { get; set; }
    }

Controller:

        
        public ActionResult AjaxSearchPost(int id = 1)
        {
            using (var db = new DataContext())
            {
                var model = db.Articles.OrderByDescending(a => a.PubDate).ToPagedList(id, 5);
                if (Request.IsAjaxRequest())
                    return PartialView("_AjaxSearchPost", model);
                return View(model);
            }
        }
        [HttpPost]
        public ActionResult AjaxSearchPost(string title,string author,string source, int id = 1)
        {
            return ajaxSearchPostResult(title, author, source, id);
        }        
        private ActionResult ajaxSearchPostResult(string title,string author,string source, int id = 1)
        {
            using (var db = new DataContext())
            {
                var qry = db.Articles.AsQueryable();
                if (!string.IsNullOrWhiteSpace(title))
                    qry = qry.Where(a => a.Title.Contains(title));
                if (!string.IsNullOrWhiteSpace(author))
                    qry = qry.Where(a => a.Author.Contains(author));
                if (!string.IsNullOrWhiteSpace(source))
                    qry = qry.Where(a => a.Source.Contains(source));
                var model = qry.OrderByDescending(a => a.PubDate).ToPagedList(id, 5);
                if (Request.IsAjaxRequest())
                    return PartialView("_AjaxSearchPost", model);
                return View(model);
            }
        }