/// <summary>
/// Helper to generate a specific paging element with the given parameters
/// </summary>
/// <param name="url">url</param>
/// <param name="pageNumber">page number</param>
/// <param name="totalNumberOfElements">total number of elements</param>
/// <returns>a filled paging element</returns>
private IEnumerable <PageElement> GeneratePagingElements(Uri url, int pageNumber, int totalNumberOfElements)
{
// Prepare the limits for the Paging elements
int numberOfPagingElements = NumberOfPagingElements;
int startIndex = pageNumber - numberOfPagingElements > 1 ? pageNumber - numberOfPagingElements : 1;
int endIndex = pageNumber + numberOfPagingElements <= ((totalNumberOfElements / ElementsPerPage) + 1)
? pageNumber + numberOfPagingElements
: (totalNumberOfElements / ElementsPerPage) + 1;
// Use the limits for building the Paging
for (int index = startIndex; index <= endIndex; index++)
{
string newUrl = url.AppendParameter(Labels.PagingKey, index.ToString());
yield return(new PageElement()
{
Text = index.ToString(),
Url = newUrl,
IsActive = pageNumber == index
});
}
}
