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ASP.NET MVC4 Razor模板簡易分頁效果

2024-07-10 13:31:22
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一、無數據提交

第一步,建立一個 Controller命名為PageIndex的空控制器,自定義一個方法如下:   

    public ActionResult PageIndex(string action, string controller, int currentPage, int pageCount)    {      //int count = db.Product.Count();      ViewBag.PageCount = pageCount;//從操作中獲取總數據頁數將傳入分頁視圖頁面      ViewBag.CurrentPage = currentPage;//從操作中獲取當前頁數將傳入分頁視圖頁面      ViewBag.action = action;      ViewBag.controller = controller;      return PartialView();    }

傳入四個參數: 

action:操作(要分頁的視圖的操作,默認為Index);

controller:控制器;

currentPage:當前頁數;

pageCount:數據總頁數

第二步:添加視圖(PageIndex)

@if (ViewBag.PageCount == null || ViewBag.PageCount == 0)    {      <span>您好,當前沒有數據顯示!</span>    }    else    {      if (ViewBag.CurrentPage <= 10)    {    <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = 1 }, null)">    首頁</a>|</span>    }  else  {  <a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = 1 }, null)">    首頁</a>  <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.CurrentPage - 10 }, null)">    ...</a> </span>   }  for (int i = ViewBag.CurrentPage - 3; i < ViewBag.CurrentPage + 3; i++)  {    if (i <= 0)    {      continue;    }    if (i > ViewBag.PageCount)    {      break;    }  <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = i }, null)">    第 @i 頁</a>|</span>  }  if (ViewBag.CurrentPage > 1)  {  <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.CurrentPage - 1 }, null)">    上一頁</a>|</span>  }  if (ViewBag.PageCount > ViewBag.CurrentPage)  {  <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.CurrentPage + 1 }, null)">    下一頁</a></span>  }  if (ViewBag.CurrentPage == ViewBag.PageCount || ViewBag.CurrentPage >= ViewBag.PageCount - 10)  {    <a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.PageCount }, null)">    尾 頁</a>  }  else  {  <span><a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.CurrentPage + 10 }, null)">    ...</a></span>  <a href="@Url.Action(ViewBag.action, ViewBag.controller, new { PageIndex = ViewBag.PageCount }, null)">    尾 頁</a>  }  <span style="padding-left: 20px">當前頁數: @ViewBag.CurrentPage | 共 @ViewBag.PageCount 頁  </span>    }

第三步:操作的視圖的控制器修改

public ViewResult Index(int? pageIndex)    {      int pageInd = pageIndex.HasValue ? pageIndex.Value : 1;       ViewBag.PageCount = (int)Math.Ceiling(result.Count() / 20.0);      //這里的是take,按照每頁20個顯示      return View(result.OrderBy(t => t.PID).Skip((pageInd - 1) * 20).Take(20));    }

第四步:頁面調用(即最后一步)

 

復制代碼 代碼如下:
@Html.Action("PageIndex", "Product", new { action = "Index", controller = "Log", pageCount = ViewBag.PageCount, currentPage = ViewBag.CurrentPage })

 

一般來說,數據都是變動的。 

二、有數據提交

 第一步:建立一個 Controller命名為PageIndex的空控制器,自定義一個方法如下: 

    public ActionResult PageIndexKey(int currentPage, int pageCount)    {      ViewBag.PageCount = pageCount;//從操作中獲取總數據頁數將傳入分頁視圖頁面      ViewBag.CurrentPage = currentPage;//從操作中獲取當前頁數將傳入分頁視圖頁面      return PartialView();    }

第二步:建立分布視圖

 

 <script>  $(function () {    $("#pageingByForm a").click(function (event) {      $("#pageIndex").val($(this).attr("pageIndex"));      //$(this).parent("Form").submit();      document.getElementsByTagName("Form").item(0).submit();      event.preventDefault();    });  });</script>@Html.Hidden("pageIndex")<div id="pageingByForm">  @if (ViewBag.PageCount == null || ViewBag.PageCount == 0)  {    <span>當前沒有數據</span>  }  else  {    if (ViewBag.CurrentPage <= 10)    {    <span><a pageindex="1" href="#">首頁</a>|</span>    }    else    {    <span><a pageindex="1" href="#">首頁</a>|</span>    <span><a pageIndex="@(ViewBag.CurrentPage - 10)" href="#">...</a>|</span>    }    for (int i = ViewBag.CurrentPage - 3; i < ViewBag.CurrentPage + 3; i++)    {      if (i <= 0)      {        continue;      }      if (i > ViewBag.PageCount)      {        break;      }    <span><a pageIndex="@i" href="#">第 @i 頁</a>|</span>    }    if (ViewBag.CurrentPage >1)    {    <span><a pageIndex="@(ViewBag.CurrentPage - 1)" href="#">上一頁</a>|</span>    }    if (ViewBag.PageCount > ViewBag.CurrentPage)    {    <span><a pageIndex="@(ViewBag.CurrentPage + 1)" href="#">下一頁</a></span>    }    if (ViewBag.CurrentPage >= ViewBag.PageCount - 10)    {    }    else    {    <span><a pageIndex="@(ViewBag.CurrentPage + 10)" href="#">...</a>|</span>    <span><a pageIndex="@ViewBag.PageCount" href="#">尾 頁</a></span>    }    <span style="padding-left: 20px">當前頁數: @ViewBag.CurrentPage | 共 @ViewBag.PageCount 頁    </span>  }</div>

第三步:修改操作視圖和控制器

public ViewResult Index(int? pageIndex ,string search)  {  int pageInd = pageIndex.HasValue ? pageIndex.Value : 1;   ViewBag.PageCount = (int)Math.Ceiling(result.Count() / 20.0);   return View(result.OrderBy(t => t.PID).Skip((pageInd - 1) * 20).Take(20));  }

視圖(頁面調用):
 @using (Html.BeginForm())

根據性別得到查詢結果 

性別: @Html.TextBox("sex")

<input type="submit" value="查詢" />  

@Html.Action("PageIndexKey", "PageIndex", new { pageCount = ViewBag.PageCount, currentPage = ViewBag.CurrentPage })
 

Example: 

    //數據,一個list的集合     List<string> s = new List<string>();       s.Add("張軍");       ViewBag.PageCount = (int)Math.Ceiling(s.Count() / 20.0);       return View(s.Skip((pageInd - 1) * 20).Take(20));     @Html.Action("PageIndex", "PageIndex",     new { action = "", controller = "", pageCount = ViewBag.PageCount, currentPage = ViewBag.CurrentPage })

以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支持VeVb武林網。


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