MVC分页
2020-11-25 01:39
标签：cPage blog class code ext color html代码 控制器 MVC分页,搜素材,soscw.com MVC分页 标签：cPage blog class code ext color 原文地址：http://www.cnblogs.com/xiaofengfeng/p/3705189.html
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
{
///
/// 分页
///
///
/// 分页id
/// 当前页
/// 分页尺寸
/// 记录总数
/// 分页头标签属性
/// 分页样式
/// 分页模式
///
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();
}
///
/// 分页
///
///
/// 分页id
/// 当前页
/// 分页尺寸
/// 记录总数
/// 分页样式
///
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);
}
///
/// 分页
///
///
/// 分页id
/// 当前页
/// 分页尺寸
/// 记录总数
///
public
static string Pager(this
HtmlHelper helper, string
id, int
currentPageIndex, int
pageSize, int
recordCount)
{
return
Pager(helper, id, currentPageIndex, pageSize, recordCount, null);
}
///
/// 分页
///
///
/// 分页id
/// 当前页
/// 分页尺寸
/// 记录总数
/// 分页模式
///
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);
}
///
/// 分页
///
///
/// 分页id
/// 当前页
/// 分页尺寸
/// 记录总数
/// 分页样式
/// 分页模式
///
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);
}
///
/// 获取普通分页
///
///
///
///
///
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
{
if
(keys[i].ToLower() != "page")
url.AppendFormat("&{0}={1}", keys[i], collection[keys[i]]);
}
StringBuilder sb = new
StringBuilder();
sb.Append("
" );
sb.AppendFormat("总共{0}条记录,共{1}页,当前第{2}页 ", recordCount, pageCount, currentPageIndex);
if
(currentPageIndex == 1)
sb.Append("首页 ");
else
{
string
url1 = string.Format(url.ToString(), 1);
sb.AppendFormat("首页 ", url1);
}
if
(currentPageIndex > 1)
{
string
url1 = string.Format(url.ToString(), currentPageIndex - 1);
sb.AppendFormat("上一页 ", url1);
}
else
sb.Append("上一页 ");
if
(mode == PageMode.Numeric)
sb.Append(GetNumericPage(currentPageIndex, pageSize, recordCount, pageCount, url.ToString()));
if
(currentPageIndex
{
string
url1 = string.Format(url.ToString(), currentPageIndex + 1);
sb.AppendFormat("下一页 ", url1);
}
else
sb.Append("下一页 ");
if
(currentPageIndex == pageCount)
sb.Append("末页 ");
else
{
string
url1 = string.Format(url.ToString(), pageCount);
sb.AppendFormat("末页 ", url1);
}
return
sb.ToString();
}
///
/// 获取数字分页
///
///
///
///
///
///
///
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
{
if
(i == currentPageIndex)
sb.AppendFormat("{0} ", i);
else
{
string
url1 = string.Format(url.ToString(), i);
sb.AppendFormat("{1} ", url1, i);
}
}
return
sb.ToString();
}
}
///
/// 分页模式
///
public
enum PageMode
{
///
/// 普通分页模式
///
Normal,
///
/// 普通分页加数字分页
///
Numeric
}
}
"pageNav"
class="pageinator">
@Html.ShowPageNavigate((int)ViewData["pageindex"], (int)ViewBag.pageSize, (int)ViewBag.totalCount);
shopEntities shop = new
shopEntities();
public
ActionResult Index()
{
//IQueryable
//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
// .OrderBy(u => u.id)
// .Skip((pageIndex - 1) * pageSize)
// .Take(pageSize).ToList();
IQueryable
.OrderBy(u => u.id)
.Skip((pageIndex - 1) * pageSize)
.Take(pageSize);
return
View(pp);
}
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