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asp.net MVC分頁代碼分享

2024-07-10 13:31:23
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本文實例為大家分享了MVC分頁代碼,供大家參考,具體內容如下

using System.Collections.Generic;using System.Collections.Specialized;using System.Linq;using System.Web;using System.Text;using System.Web.Mvc;using System.Web.Routing;using System.Data.Objects.DataClasses;namespace System.Web.Mvc{ public static class PagerHelper {  /// <summary>  /// 分頁  /// </summary>  /// <param name="helper"></param>  /// <param name="id">分頁id</param>  /// <param name="currentPageIndex">當前頁</param>  /// <param name="pageSize">分頁尺寸</param>  /// <param name="recordCount">記錄總數</param>  /// <param name="htmlAttributes">分頁頭標簽屬性</param>  /// <param name="className">分頁樣式</param>  /// <param name="mode">分頁模式</param>  /// <returns></returns>  public static string Pager(this HtmlHelper helper, string id, int currentPageIndex, int pageSize, int recordCount, object htmlAttributes, string className, PageMode mode)  {   TagBuilder builder = new TagBuilder("table");   builder.IdAttributeDotReplacement = "_";   builder.GenerateId(id);   builder.AddCssClass(className);   builder.MergeAttributes(new RouteValueDictionary(htmlAttributes));   builder.InnerHtml = GetNormalPage(currentPageIndex, pageSize, recordCount, mode);   return builder.ToString();  }  /// <summary>  /// 分頁  /// </summary>  /// <param name="helper"></param>  /// <param name="id">分頁id</param>  /// <param name="currentPageIndex">當前頁</param>  /// <param name="pageSize">分頁尺寸</param>  /// <param name="recordCount">記錄總數</param>  /// <param name="className">分頁樣式</param>  /// <returns></returns>  public static string Pager(this HtmlHelper helper, string id, int currentPageIndex, int pageSize, int recordCount, string className)  {   return Pager(helper, id, currentPageIndex, pageSize, recordCount, null, className, PageMode.Normal);  }  /// <summary>  /// 分頁  /// </summary>  /// <param name="helper"></param>  /// <param name="id">分頁id</param>  /// <param name="currentPageIndex">當前頁</param>  /// <param name="pageSize">分頁尺寸</param>  /// <param name="recordCount">記錄總數</param>  /// <returns></returns>  public static string Pager(this HtmlHelper helper, string id, int currentPageIndex, int pageSize, int recordCount)  {   return Pager(helper, id, currentPageIndex, pageSize, recordCount, null);  }  /// <summary>  /// 分頁  /// </summary>  /// <param name="helper"></param>  /// <param name="id">分頁id</param>  /// <param name="currentPageIndex">當前頁</param>  /// <param name="pageSize">分頁尺寸</param>  /// <param name="recordCount">記錄總數</param>  /// <param name="mode">分頁模式</param>  /// <returns></returns>  public static string Pager(this HtmlHelper helper, string id, int currentPageIndex, int pageSize, int recordCount, PageMode mode)  {   return Pager(helper, id, currentPageIndex, pageSize, recordCount, null, mode);  }  /// <summary>  /// 分頁  /// </summary>  /// <param name="helper"></param>  /// <param name="id">分頁id</param>  /// <param name="currentPageIndex">當前頁</param>  /// <param name="pageSize">分頁尺寸</param>  /// <param name="recordCount">記錄總數</param>  /// <param name="className">分頁樣式</param>  /// <param name="mode">分頁模式</param>  /// <returns></returns>  public static string Pager(this HtmlHelper helper, string id, int currentPageIndex, int pageSize, int recordCount, string className, PageMode mode)  {   return Pager(helper, id, currentPageIndex, pageSize, recordCount, null, className, mode);  }  /// <summary>  /// 獲取普通分頁  /// </summary>  /// <param name="currentPageIndex"></param>  /// <param name="pageSize"></param>  /// <param name="recordCount"></param>  /// <returns></returns>  private static string GetNormalPage(int currentPageIndex, int pageSize, int recordCount, PageMode mode)  {   int pageCount = (recordCount % pageSize == 0 ? recordCount / pageSize : recordCount / pageSize + 1);   StringBuilder url = new StringBuilder();   url.Append(HttpContext.Current.Request.Url.AbsolutePath + "?page={0}");   NameValueCollection collection = HttpContext.Current.Request.QueryString;   string[] keys = collection.AllKeys;   for (int i = 0; i < keys.Length; i++)   {    if (keys[i].ToLower() != "page")     url.AppendFormat("&{0}={1}", keys[i], collection[keys[i]]);   }   StringBuilder sb = new StringBuilder();   sb.Append("<tr><td>");   sb.AppendFormat("總共{0}條記錄,共{1}頁,當前第{2}頁 ", recordCount, pageCount, currentPageIndex);   if (currentPageIndex == 1)    sb.Append("<span>首頁</span> ");   else   {    string url1 = string.Format(url.ToString(), 1);    sb.AppendFormat("<span><a href={0}>首頁</a></span> ", url1);   }   if (currentPageIndex > 1)   {    string url1 = string.Format(url.ToString(), currentPageIndex - 1);    sb.AppendFormat("<span><a href={0}>上一頁</a></span> ", url1);   }   else    sb.Append("<span>上一頁</span> ");   if (mode == PageMode.Numeric)    sb.Append(GetNumericPage(currentPageIndex, pageSize, recordCount, pageCount, url.ToString()));   if (currentPageIndex < pageCount)   {    string url1 = string.Format(url.ToString(), currentPageIndex + 1);    sb.AppendFormat("<span><a href={0}>下一頁</a></span> ", url1);   }   else    sb.Append("<span>下一頁</span> ");    if (currentPageIndex == pageCount)    sb.Append("<span>末頁</span> ");   else   {    string url1 = string.Format(url.ToString(), pageCount);    sb.AppendFormat("<span><a href={0}>末頁</a></span> ", url1);   }   return sb.ToString();  }  /// <summary>  /// 獲取數字分頁  /// </summary>  /// <param name="currentPageIndex"></param>  /// <param name="pageSize"></param>  /// <param name="recordCount"></param>  /// <param name="pageCount"></param>  /// <param name="url"></param>  /// <returns></returns>  private static string GetNumericPage(int currentPageIndex, int pageSize, int recordCount, int pageCount, string url)  {   int k = currentPageIndex / 10;   int m = currentPageIndex % 10;   StringBuilder sb = new StringBuilder();   if (currentPageIndex / 10 == pageCount / 10)   {    if (m == 0)    {     k--;     m = 10;    }    else     m = pageCount % 10;   }   else    m = 10;   for (int i = k * 10 + 1; i <= k * 10 + m; i++)   {    if (i == currentPageIndex)     sb.AppendFormat("<span><font color=red><b>{0}</b></font></span> ", i);    else    {     string url1 = string.Format(url.ToString(), i);     sb.AppendFormat("<span><a href={0}>{1}</a></span> ", url1, i);    }   }   return sb.ToString();  } } /// <summary> /// 分頁模式 /// </summary> public enum PageMode {  /// <summary>  /// 普通分頁模式  /// </summary>  Normal,  /// <summary>  /// 普通分頁加數字分頁  /// </summary>  Numeric }}

html代碼

<div id="pageNav" class="pageinator">  @Html.ShowPageNavigate((int)ViewData["pageindex"], (int)ViewBag.pageSize, (int)ViewBag.totalCount); </div>

控制器

shopEntities shop = new shopEntities();  public ActionResult Index()  {   //IQueryable<tbl_order> order = (from a in shop.tbl_order select a).OrderBy(a=>a.id).Skip(10).Take(10);   //ViewData["order"] = order;   //return View();   int pageIndex = Request["pageIndex"] == null ? 1 : int.Parse(Request["pageIndex"]);   int pageSize = Request["pageSize"] == null ? 10 : int.Parse(Request["pageSize"]);   int totalCount = 0;   //給前臺傳遞 分頁的參數數據   ViewData["pageIndex"] = pageIndex;   //ViewData["pageSize"] = pageSize;   ViewBag.pageSize = pageSize;   //總條數   totalCount = shop.tbl_order.Count();   ViewBag.totalCount = totalCount;   //把當前頁面數據發送到前臺。   //ViewData.Model = db.UserInfo.ToList();   //List<tbl_order> pp = shop.tbl_order   //     .OrderBy(u => u.id)   //     .Skip((pageIndex - 1) * pageSize)   //     .Take(pageSize).ToList();   IQueryable<tbl_order> pp = shop.tbl_order       .OrderBy(u => u.id)       .Skip((pageIndex - 1) * pageSize)       .Take(pageSize);   return View(pp);  } 

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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