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asp.net MVC分页代码分享

2017年12月12日  | 移动技术网IT编程  | 我要评论

54721,李启红 女婿,吴镇宇年代秀

本文实例为大家分享了mvc分页代码，供大家参考，具体内容如下

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
 }

}

html代码

<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;

   //给前台传递 分页的参数数据
   viewdata["pageindex"] = pageindex;
   //viewdata["pagesize"] = pagesize;
   viewbag.pagesize = pagesize;
   //总条数
   totalcount = shop.tbl_order.count();
   viewbag.totalcount = totalcount;
   //把当前页面数据发送到前台。
   //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);
  }

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