public static MvcHtmlString Page <T>(this HtmlHelper htmlHelper, string actionName, object routeValues, PageResult <T> pageViewData)
{
System.Text.StringBuilder pageBuilder = new Text.StringBuilder();
pageBuilder.Append("<ul class=\"pagination pagination-split\"><li class=\"disabled\"><a href=\"#\">" + pageViewData.Total + "条</a></li>");
if (pageViewData.HasPreviousPage)
{
pageBuilder.Append("<li>");
RouteValueDictionary newrouteValues = new RouteValueDictionary(routeValues);
newrouteValues.Add("page", pageViewData.PreviousPage);
pageBuilder.Append(System.Web.Mvc.Html.LinkExtensions.ActionLink(htmlHelper, "<<", actionName, newrouteValues, null).ToHtmlString());
pageBuilder.Append("</li>");
}
if (pageViewData.CurrentPage <= 5)
{
for (int i = 1; i < 11 && i < pageViewData.TotalPages + 1; i++)
{
if (i != pageViewData.CurrentPage)
{
pageBuilder.Append("<li>");
RouteValueDictionary newrouteValues = new RouteValueDictionary(routeValues);
newrouteValues.Add("page", i);
pageBuilder.Append(System.Web.Mvc.Html.LinkExtensions.ActionLink(htmlHelper, i.ToString(), actionName, newrouteValues, null).ToHtmlString());
}
else
{
pageBuilder.Append("<li class='active'>");
pageBuilder.Append("<a href='javascript:viod(0)'>" + i.ToString() + " </a>");
}
pageBuilder.Append("</li>");
}
}
else
{
for (int i = pageViewData.CurrentPage - 5; i < pageViewData.CurrentPage + 5 && i < pageViewData.TotalPages + 1; i++)
{
if (i != pageViewData.CurrentPage)
{
pageBuilder.Append("<li>");
RouteValueDictionary newrouteValues = new RouteValueDictionary(routeValues);
newrouteValues.Add("page", i);
pageBuilder.Append(System.Web.Mvc.Html.LinkExtensions.ActionLink(htmlHelper, i.ToString(), actionName, newrouteValues, null).ToHtmlString());
}
else
{
pageBuilder.Append("<li class='active'>");
pageBuilder.Append("<a href='javascript:viod(0)'>" + i.ToString() + " </a>");
}
pageBuilder.Append("</li>");
}
}
if (pageViewData.HasNextPage)
{
pageBuilder.Append("<li>");
RouteValueDictionary newrouteValues = new RouteValueDictionary(routeValues);
newrouteValues.Add("page", pageViewData.NextPage);
pageBuilder.Append(System.Web.Mvc.Html.LinkExtensions.ActionLink(htmlHelper, ">>", actionName, newrouteValues, null).ToHtmlString());
pageBuilder.Append("</li>");
}
pageBuilder.Append("</ul>");
return(MvcHtmlString.Create(pageBuilder.ToString()));
}
/// <summary>
/// 从<see cref="T:System.Collections.Generic.IEnumerable`1" />创建一个<see cref="T:System.IPageResult`1" />
/// </summary>
/// <typeparam name="TSource"></typeparam>
/// <param name="source"></param>
/// <param name="page"></param>
/// <param name="pagesize"></param>
/// <returns></returns>
public static IPageResult <TSource> ToPage <TSource>(this IEnumerable <TSource> source, int pageIndex, int pageSize)
{
int total = source.Select(o => 1).Count();
return(PageResult.Create(source.Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList(), pageIndex, pageSize, total));
}