public static MvcHtmlString PageLinks(this HtmlHelper html, PagingInfo pagingInfo, Func<int, string> pageUrl) { StringBuilder s = new StringBuilder(); for (int i = 1; i <= pagingInfo.TotalPages; i++) { TagBuilder tag = new TagBuilder("a"); tag.MergeAttribute("href", pageUrl(i)); tag.InnerHtml = i.ToString(); if (i == pagingInfo.CurrentPage) { tag.AddCssClass("pageButtonSelected"); } tag.AddCssClass("pageButton"); s.Append(tag.ToString()); } return MvcHtmlString.Create(s.ToString()); }
public void Can_Generate_Page_Links() { // Arrange HtmlHelper helper = null; PagingInfo info = new PagingInfo { CurrentPage = 2, TotalItems = 28, ItemsPerPage = 10 }; Func<int, string> pageUrlDelegate = i => "Page" + i; // Act MvcHtmlString result = helper.PageLinks(info, pageUrlDelegate); // Assert Assert.AreEqual(@"<a class=""pageButton"" href=""Page1"">1</a>" + @"<a class=""pageButton pageButtonSelected"" href=""Page2"">2</a>" + @"<a class=""pageButton"" href=""Page3"">3</a>", result.ToString()); }