public static MvcHtmlString PageLinks(this HtmlHelper html,
PagingInfo pagingInfo,
Func<int, string> pageUrl)
{
var result = new StringBuilder();
for (int i = 0; i < pagingInfo.TotalPages; i++)
{
var pageNumber = i + 1;
//build anchor
var tag = new TagBuilder("a");
//build the out goin url
tag.MergeAttribute("href", pageUrl(pageNumber));
tag.InnerHtml = pageNumber.ToString();
if (pageNumber == pagingInfo.CurrentPage)
{
//add bootstrap style
tag.AddCssClass("selected");
tag.AddCssClass("btn-primary");
}
else
{
tag.AddCssClass("btn-default");
}
tag.AddCssClass("btn");
result.Append(tag);
}
return MvcHtmlString.Create(result.ToString());
}
public static MvcHtmlString PageLinks(this HtmlHelper html, PagingInfo pagingInfo, Func<int, string> pageUrl)
{
System.Text.StringBuilder result = new System.Text.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("selected");
}
result.Append(tag.ToString());
}
return MvcHtmlString.Create(result.ToString());
}
public void Can_Generate_Page_Links()
{
HtmlHelper myHelper = null;
PagingInfo pagingInfo = new PagingInfo
{
CurrentPage = 2,
TotalItems = 28,
ItemsPerPage = 10
};
Func<int, string> pageUrlDelegate = i => "Page" + i;
MvcHtmlString result = myHelper.PageLinks(pagingInfo, pageUrlDelegate);
Assert.AreEqual(@"<a class=""btn btn-default"" href=""Page1"">1</a>"
+ @"<a class=""btn btn-default btn-primary selected"" href=""Page2"">2</a>"
+ @"<a class=""btn btn-default"" href=""Page3"">3</a>",
result.ToString());
}
