/// <summary>
/// Build the entire html for the pager.
/// </summary>
/// <param name="pager"></param>
/// <param name="settings"></param>
/// <param name="urlBuilder"></param>
/// <returns></returns>
public string Build(Pager pager, PagerSettings settings, Func <int, string> urlBuilder)
{
Pager pagerData = pager;
// Get reference to the default or custom url builder for this pager.
StringBuilder buffer = new StringBuilder();
string cssClass = string.Empty;
string urlParams = string.Empty;
string url = string.Empty;
string cssClassForPage = string.IsNullOrEmpty(settings.CssClass) ? string.Empty : " class=\"" + settings.CssClass + "\"";
// Build the starting page link.
if (pagerData.CanShowFirst && settings.ShowFirstAndLastPage)
{
// First
url = urlBuilder(1);
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + settings.Language.First + "</a></li>");
// This is to avoid putting ".." between 1 and 2 for example.
// If 1 is the starting page and we want to display 2 as starting page.
if (pagerData.CanShowPrevious)
{
buffer.Append(" ");
}
}
if (pagerData.CurrentPage > 1)
{
url = urlBuilder(pagerData.CurrentPage - 1);
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + settings.Language.Prev + "</a></li>");
}
// Build the previous page link.
if (pagerData.CanShowPrevious)
{
// Previous
url = urlBuilder(pagerData.StartingPage - 1);
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + "..." + "</a></li>");
}
// Each page number.
for (int ndx = pagerData.StartingPage; ndx <= pagerData.EndingPage; ndx++)
{
cssClass = (ndx == pagerData.CurrentPage) ? " class=\"" + settings.CssCurrentPage + "\"" : cssClassForPage;
url = urlBuilder(ndx);
url = (ndx == pagerData.CurrentPage) ? string.Empty : " href=\"" + url + "\"";
// Build page number link. <a href="<%=Url %>" class="<%=cssClass %>" ><%=ndx %></a>
buffer.Append("<li" + cssClass + "><a" + url + ">" + ndx + "</a></li>");
}
// Build the next page link.
if (pagerData.CanShowNext)
{
// Previous
url = urlBuilder(pagerData.EndingPage + 1);
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + "..." + "</a></li>");
}
if (pagerData.CurrentPage < pagerData.TotalPages)
{
url = urlBuilder(pagerData.CurrentPage + 1);
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + settings.Language.Next + "</a></li>");
}
// Build the ending page link.
if (pagerData.CanShowLast && settings.ShowFirstAndLastPage)
{
url = urlBuilder(pagerData.TotalPages);
// This is to avoid putting ".." between 7 and 8 for example.
// If 7 is the ending page and we want to display 8 as total pages.
if (pagerData.CanShowNext)
{
buffer.Append(" ");
}
buffer.Append("<li" + cssClassForPage + "><a href=\"" + url + "\">" + settings.Language.Last + "</a></li>");
}
string content = buffer.ToString();
return(content);
}
/// <summary>
/// Builds the entire html for the specified page index / total pages.
/// </summary>
/// <param name="pageIndex">Index of the page.</param>
/// <param name="totalPages">The total pages.</param>
/// <param name="settings">The settings for the pager.</param>
/// <param name="urlBuilder">The URL builder.</param>
/// <returns></returns>
public string Build(int pageIndex, int totalPages, PagerSettings settings, Func <int, string> urlBuilder)
{
Pager pager = Pager.Get(pageIndex, totalPages, settings);
return(Build(pager, pager.Settings, urlBuilder));
}
/// <summary>
/// Constructor to set properties.
/// </summary>
/// <param name="currentPage"></param>
/// <param name="totalPages"></param>
/// <param name="settings"></param>
public Pager(int currentPage, int totalPages, PagerSettings settings)
{
_pagerSettings = settings;
SetCurrentPage(currentPage, totalPages);
}
/// <summary>
/// Get the pager data using current page and totalPages.
/// </summary>
/// <param name="currentPage"></param>
/// <param name="totalPages"></param>
/// <param name="settings"></param>
public static Pager Get(int currentPage, int totalPages, PagerSettings settings)
{
Pager data = new Pager(currentPage, totalPages, settings);
return(data);
}
/// <summary>
/// Builds the html for non-ajax based url based paging.
/// </summary>
/// <param name="urlBuilder"></param>
/// <param name="settings"></param>
/// <returns></returns>
public string ToHtml(Func <int, string> urlBuilder, PagerSettings settings)
{
string html = PagerBuilderWeb.Instance.Build(this, settings, urlBuilder);
return(html);
}
/// <summary>
/// Calculate the starting page and ending page.
/// </summary>
/// <param name="pagerData"></param>
/// <param name="pagerSettings"></param>
public static void Calculate(Pager pagerData, PagerSettings pagerSettings)
{
_instance.Calculate(pagerData, pagerSettings);
}
