public void NavigateToPage(MatPaginatorAction direction, int pageSize)
{
var page = this.Page;
switch (direction)
{
case MatPaginatorAction.Default:
break;
case MatPaginatorAction.First:
page = 0;
break;
case MatPaginatorAction.Previous:
page--;
break;
case MatPaginatorAction.Next:
page++;
break;
case MatPaginatorAction.Last:
page = this.TotalPages - 1;
break;
default:
throw new ArgumentOutOfRangeException(nameof(direction), direction, null);
}
if (page < 0)
{
page = 0;
}
if (page >= this.TotalPages)
{
page = this.TotalPages - 1;
}
this.Page = page;
this.PageChanged.InvokeAsync(page);
}
public async Task NavigateToPage(MatPaginatorAction direction, int pageSize)
{
var pageSizeChanged = pageSize != PageSize;
var totalPages = CalculateTotalPages(pageSize);
var page = PageIndex;
if (pageSizeChanged)
{
try
{
page = ((PageIndex * PageSize) / pageSize);
}
catch (OverflowException e)
{
}
}
try
{
checked
{
switch (direction)
{
case MatPaginatorAction.Default:
break;
case MatPaginatorAction.First:
page = 0;
break;
case MatPaginatorAction.Previous:
page--;
break;
case MatPaginatorAction.Next:
page++;
break;
case MatPaginatorAction.Last:
page = totalPages;
break;
default:
throw new ArgumentOutOfRangeException(nameof(direction), direction, null);
}
}
}
catch (Exception e)
{
}
if (page < 0)
{
page = 0;
}
if (totalPages - page <= 1)
{
page = TotalPages == 0 ? 0 : TotalPages - 1;
}
if (PageIndex != page || pageSize != PageSize)
{
PageIndex = page;
PageSize = pageSize;
await Page.InvokeAsync(new MatPaginatorPageEvent()
{
PageIndex = page,
PageSize = pageSize,
Length = Length,
});
// ParentDataTable?.Update();
}
}
public async Task NavigateToPage(MatPaginatorAction direction, string pageSizeText)
{
int pageSize = GetPageSizeFromPageSizeText(pageSizeText);
var pageSizeChanged = pageSize != PageSize;
var totalPages = CalculateTotalPages(pageSize);
var page = PageIndex;
if (pageSizeChanged)
{
try
{
if (PageSize != null)
{
page = (PageIndex * PageSize.Value) / pageSize;
}
else
{
page = 0;
}
}
catch
{
page = 0;
}
}
try
{
checked
{
switch (direction)
{
case MatPaginatorAction.Default:
break;
case MatPaginatorAction.First:
page = 0;
break;
case MatPaginatorAction.Previous:
page--;
break;
case MatPaginatorAction.Next:
page++;
break;
case MatPaginatorAction.Last:
page = totalPages;
break;
default:
throw new ArgumentOutOfRangeException(nameof(direction), direction, null);
}
}
}
catch (Exception)
{
}
if (page < 0)
{
page = 0;
}
if (totalPages - page <= 1)
{
page = TotalPages == 0 ? 0 : totalPages - 1;
}
if (PageIndex != page || pageSize != PageSize)
{
PageIndex = page;
PageSizeText = pageSizeText;
if (PageSizeOption != null)
{
await Page.InvokeAsync(new BetterPaginatorPageEvent(page, PageSizeOption, Length));
}
}
}
