本人写的一个分页Helper，支持普通分页（也就是，首页、上一页、下一页、末页等），综合分页（普通分页和数字分页的综合）。
下面是分页效果：
分页代码：
PagerHelper.cs
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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>
/// 分页
/// </summary>
/// <param name="helper"></param>
/// <param name="id">分页id</param>
/// <param name="currentPageIndex">当前页</param>
/// <param name="pageSize">分页尺寸</param>
/// <param name="recordCount">记录总数</param>
/// <param name="htmlAttributes">分页头标签属性</param>
/// <param name="className">分页样式</param>
/// <param name="mode">分页模式</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>
/// 分页
/// </summary>
/// <param name="helper"></param>
/// <param name="id">分页id</param>
/// <param name="currentPageIndex">当前页</param>
/// <param name="pageSize">分页尺寸</param>
/// <param name="recordCount">记录总数</param>
/// <param name="className">分页样式</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>
/// 分页
/// </summary>
/// <param name="helper"></param>
/// <param name="id">分页id</param>
/// <param name="currentPageIndex">当前页</param>
/// <param name="pageSize">分页尺寸</param>
/// <param name="recordCount">记录总数</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>
/// 分页
/// </summary>
/// <param name="helper"></param>
/// <param name="id">分页id</param>
/// <param name="currentPageIndex">当前页</param>
/// <param name="pageSize">分页尺寸</param>
/// <param name="recordCount">记录总数</param>
/// <param name="mode">分页模式</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>
/// 分页
/// </summary>
/// <param name="helper"></param>
/// <param name="id">分页id</param>
/// <param name="currentPageIndex">当前页</param>
/// <param name="pageSize">分页尺寸</param>
/// <param name="recordCount">记录总数</param>
/// <param name="className">分页样式</param>
/// <param name="mode">分页模式</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>
/// 获取普通分页
/// </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("总共{0}条记录,共{1}页,当前第{2}页", recordCount, pageCount, currentPageIndex);
if (currentPageIndex == 1)
sb.Append("<span>首页</span>");
else
{
string url1 = string.Format(url.ToString(), 1);
sb.AppendFormat("<span><a href={0}>首页</a></span>", url1);
}
if (currentPageIndex > 1)
{
string url1 = string.Format(url.ToString(), currentPageIndex - 1);
sb.AppendFormat("<span><a href={0}>上一页</a></span>", url1);
}
else
sb.Append("<span>上一页</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}>下一页</a></span>", url1);
}
else
sb.Append("<span>下一页</span>");
if (currentPageIndex == pageCount)
sb.Append("<span>末页</span>");
else
{
string url1 = string.Format(url.ToString(), pageCount);
sb.AppendFormat("<span><a href={0}>末页</a></span>", url1);
}
return sb.ToString();
}
/// <summary>
/// 获取数字分页
/// </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>
/// 分页模式
/// </summary>
public enum PageMode
{
/// <summary>
/// 普通分页模式
/// </summary>
Normal,
/// <summary>
/// 普通分页加数字分页
/// </summary>
Numeric
}
}
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PagerQuery.cs包含两个属性，一个是PageInfo实体类属性Pager，包含RecordCount，CurrentPageIndex，PageSize三个属性。一个是Model EntityList属性。
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
namespace System.Web.Mvc
{
public class PagerQuery<TPager,TEntityList>
{
public PagerQuery(TPager pager, TEntityList entityList)
{
this.Pager = pager;
this.EntityList = entityList;
}
public TPager Pager { get; set; }
public TEntityList EntityList { get; set; }
}
}
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PageInfo.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
namespace System.Web.Mvc
{
public class PagerInfo
{
public int RecordCount { get; set; }
public int CurrentPageIndex { get; set; }
public int PageSize { get; set; }
}
}
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使用示例：
- @PageTitle=""Language="C#"MasterPageFile="~/Views/Shared/Site.Master"Inherits="System.Web.Mvc.ViewPage<PagerQuery<PagerInfo,IList<NewsArticleInfo>>>"%>
- <asp:ContentID="Content1"ContentPlaceHolderID="TitleContent"runat="server">
- NewsList
- </asp:Content>
- <asp:ContentID="Content2"ContentPlaceHolderID="MainContent"runat="server">
- <h2>NewsList</h2>
- <table>
- <tr>
- <th></th>
- <th>
- NoteID
- </th>
- <th>
- Title
- </th>
- <th>
- Author
- </th>
- <th>
- Hit
- </th>
- <th>
- ReplyNum
- </th>
- </tr>
- <%foreach(variteminModel.EntityList){%>
- <tr>
- <td>
- <%=Html.ActionLink("Edit","Edit",new{/*id=item.PrimaryKey*/})%>|
- <%=Html.ActionLink("Details","NewsDetail",new{noteID=item.NoteID})%>
- </td>
- <td>
- <%=Html.Encode(item.NoteID)%>
- </td>
- <td>
- <%=Html.Encode(item.Title)%>
- </td>
- <td>
- <%=Html.Encode(item.Author)%>
- </td>
- <td>
- <%=Html.Encode(item.Hit)%>
- </td>
- <td>
- <%=Html.Encode(item.ReplyNum)%>
- </td>
- </tr>
- <%}%>
- </table>
- <p>
- <%=Html.Pager("pager",Model.Pager.CurrentPageIndex,Model.Pager.PageSize,Model.Pager.RecordCount,PageMode.Numeric)%>
- </p>
- </asp:Content>
controler：
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[AcceptVerbs(HttpVerbs.Get)]
public ActionResult NewsList(int boardID,int? page)
{
PagerInfo pager = new PagerInfo();
NewsArticleInfo info = new NewsArticleInfo();
info.NewsBoard = new NewsBoardInfo();
info.NewsBoard.BoardID = boardID;
pager.RecordCount = Resolve<INewsBLL>().GetArticleDataList(info, ArticleTypeEnum.Pass);
pager.PageSize = 10;
pager.CurrentPageIndex = (page!=null?(int)page:1);
IList<NewsArticleInfo> result = Resolve<INewsBLL>().GetArticleDataList(pager.CurrentPageIndex, pager.PageSize, ArticleTypeEnum.Pass, info);
PagerQuery<PagerInfo, IList<NewsArticleInfo>> query = new PagerQuery<PagerInfo, IList<NewsArticleInfo>>(pager,result);
return View(query);
}
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源码下载：MvcPager.rar
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持快网idc。
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