public static MvcHtmlString SortableHeader(this HtmlHelper row, object queryObject, string columnId, string title, object htmlAttributes = null)
{
var properties = string.Empty;
IDictionary <string, object> attributes = new RouteValueDictionary(htmlAttributes);
var sortingInfo = queryObject as ISortingParameters ?? new SortingParameters();
var currentSort = sortingInfo.Sort;
var currentDirection = sortingInfo.SortDirection;
var urlActionDelegate = sortingInfo.ActionFunc;
const string direction = "asc";
var newSortDirection = direction;
foreach (var attr in attributes)
{
properties += " " + attr.Key + "=\"" + attr.Value.ToString() + "\" ";
}
string sortableHeaderCssClass = Configurations.WebConfigurations.PagingConfigurations.SortableHeaderCssClass;
string sortableHeader = sortableHeaderCssClass;
var cssClass = sortableHeader;
var sortIcon = "";
if (!string.IsNullOrEmpty(currentSort) && currentSort == columnId)
{
var sorted = Configurations.WebConfigurations.PagingConfigurations.SortedHeaderCssClass;
cssClass += string.Format(" {0}", sorted);
if (currentDirection.ToLower().StartsWith("d"))
{
string sortedIcondDescending = Configurations.WebConfigurations.PagingConfigurations.SortedIcondDescending;
sortIcon = sortedIcondDescending;
newSortDirection = direction;
}
else
{
string sortedIcondAscending = Configurations.WebConfigurations.PagingConfigurations.SortedIcondAscending;
sortIcon = sortedIcondAscending;
newSortDirection = "desc";
}
}
else
{
// default (initial sort) is ascending
newSortDirection = direction;
}
var iconSpan = string.Format("<span class=\"glyphicon glyph{0}\"></span>", sortIcon);
sortingInfo.Sort = columnId;
sortingInfo.SortDirection = newSortDirection;
var link = BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, title, title);
sortingInfo.Sort = currentSort;
sortingInfo.SortDirection = currentDirection;
return(MvcHtmlString.Create(string.Format("<th class=\"{0}\" id=\"{1}\" {2}>{3} {4} </th>", cssClass, columnId, properties, link, iconSpan)));
}
public static MvcHtmlString PageLinks(
this HtmlHelper html,
object queryObject,
Func <object, string> urlActionDelegate,
int linksToShow = 0)
{
var pagingInfoViewModel = queryObject as IPagingParameters;
var result = new StringBuilder();
if (pagingInfoViewModel != null)
{
var currentPage = pagingInfoViewModel.PageNumber + 1;
var totalPages = pagingInfoViewModel.TotalPages;
linksToShow = (linksToShow == 0) ? totalPages : linksToShow;
if (pagingInfoViewModel.TotalPages <= 1)
{
return(MvcHtmlString.Create(string.Empty));
}
var stringWriter = new StringWriter(result);
string linkBlock = string.Empty;
using (var textWriter = new NavHtmlTextWritter(stringWriter))
{
{
textWriter.AddAttribute(HtmlTextWriterAttribute.Class, Configurations.WebConfigurations.PagingConfigurations.PaginationCssClass);
textWriter.RenderBeginTag(HtmlTextWriterTag.Ul);
{
if (currentPage > 1)
{
pagingInfoViewModel.PageNumber = 1;
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, Configurations.WebConfigurations.PagingConfigurations.FirstPageText));
pagingInfoViewModel.PageNumber = currentPage - 1;
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, Configurations.WebConfigurations.PagingConfigurations.PreviousPageText));
}
// create page links
int start = 1;
int end = totalPages;
start = PagerPounds(linksToShow, totalPages, currentPage, start, ref end);
for (int i = start; i <= end; i++)
{
pagingInfoViewModel.PageNumber = i;
if (i == currentPage)
{
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, i.ToString()), Configurations.WebConfigurations.PagingConfigurations.ActivePageClass);
}
else
{
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, i.ToString()));
}
}
// create 'Next >>' link
if (currentPage < totalPages)
{
pagingInfoViewModel.PageNumber = currentPage + 1;
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, Configurations.WebConfigurations.PagingConfigurations.NextPageText));
pagingInfoViewModel.PageNumber = totalPages;
PageItem(textWriter, BasePagingExtensions.CreatePageLink(urlActionDelegate, queryObject, Configurations.WebConfigurations.PagingConfigurations.LastPageText));
}
textWriter.RenderEndTag();
}
}
}
}
return(MvcHtmlString.Create(result.ToString()));
}
