private IEnumerable <PagerPageBase> PreviousPages(PagerContext pager)
{
yield return(pager.PageIndex == 0
? new PagerPageDisabled(LabelFirst, 1)
: new PagerPage(LabelFirst, 1));
yield return(pager.PreviousPage > 1
? new PagerPage(LabelPrevious, pager.MinPage - 1)
: new PagerPageDisabled(LabelPrevious, pager.MinPage - 1));
}
private IEnumerable <PagerPageBase> NextPages(PagerContext pager)
{
yield return(pager.NextPage >= pager.MaxPage
? (PagerPageBase) new PagerPage(LabelNext, pager.MaxPage + 1)
: new PagerPageDisabled(LabelNext, pager.MaxPage));
yield return(pager.PageIndex + 1 == pager.TotalPages
? (PagerPageBase) new PagerPageDisabled(LabelLast, pager.TotalPages)
: new PagerPage(LabelLast, pager.TotalPages));
}
private IEnumerable <PagerPageBase> GetNumberPages(PagerContext pager)
{
for (var i = pager.MinPage; i <= pager.MaxPage; i++)
{
if (i == pager.PageIndex + 1)
{
yield return(new PagerPageActive(i.ToString(), i));
continue;
}
yield return(new PagerPage(i.ToString(), i));
}
}
public List <PagerPageBase> GetPages(PagerContext pager)
{
var list = new List <PagerPageBase>();
var firstAndPrev = PreviousPages(pager);
list.AddRange(firstAndPrev);
var pages = GetNumberPages(pager);
list.AddRange(pages);
var nextAndLast = NextPages(pager);
list.AddRange(nextAndLast);
return(list);
}