public virtual async Task <PagedDataSet <TItem, TResult> > BuildPagedDataSource()
{
var pds = new PagedDataSet <TItem, TResult>();
if (_nameSetter != null)
{
await pds.SetName(await _nameSetter(pds));
}
if (_pageSizeSetter != null)
{
await pds.SetPageSize(await _pageSizeSetter(pds));
}
if (_pageIndexSetter != null)
{
await pds.SetCurrentPageIndex(await _pageIndexSetter(pds));
}
if (_focusSetter != null)
{
await pds.SetFocus(await _focusSetter(pds));
}
if (_pageContentGenSetter != null)
{
pds.ContentGenerator = await _pageContentGenSetter(pds);
}
if (_selectorSetter != null)
{
await pds.SetSelector(await _selectorSetter(pds));
}
if (_moverSetter != null)
{
await pds.SetMover(await _moverSetter(pds));
}
if (_adderSetter != null)
{
await pds.SetAdder(await _adderSetter(pds));
}
if (_removerSetter != null)
{
await pds.SetRemover(await _removerSetter(pds));
}
if (_dataSourceSetter != null)
{
await pds.SetDataSource(await _dataSourceSetter(pds));
}
if (_itemFilterSetter != null)
{
pds.ItemFilter = await _itemFilterSetter(pds);
}
if (_filterSetter != null)
{
await pds.SetFilter(await _filterSetter(pds));
}
return(pds);
}
public async Task <IPageContent <string> > GeneratePageContent()
{
var currentPage = await PagedDataSet.GetCurrentPageIndex();
var pageCount = await PagedDataSet.GetPageCount();
var isFocus = await PagedDataSet.GetFocusState();
var name = await PagedDataSet.GetName();
var left = currentPage > 0 ? EmojiPrevPage : string.Empty;
var right = currentPage < pageCount ? EmojiNextPage : string.Empty;
var header = $"{left}{name} (Page {currentPage + DisplayPageOffset}/{pageCount}){right}";
if (isFocus)
{
header = await FocusDecorator(this, header);
}
var pageItems = await PagedDataSet.GetPageItems();
header = await OnHeaderGenerated(header, pageItems);
StringBuilder sb = new StringBuilder();
int i = 0;
var sel = await PagedDataSet.GetSelector();
foreach (var item in pageItems)
{
var isSel = sel != null && await sel.GetCaretPosition() == i;
var content = await ItemProvider.GetItemString(item);
if (isSel && (isFocus || UnfocusHighlight))
{
content = await HighlighDecorator(this, item, content);
}
if (i > 0)
{
sb.Append(ItemSeperator);
}
sb.Append(await OnItemContentGenerated(content, item, isSel, pageItems));
i++;
}
return(new StringPageContent(header, await OnContentGenerated(sb.ToString(), pageItems)));
}
public Addable(PagedDataSet <TItem, TResult> pagedDataSet)
{
PagedDataSet = pagedDataSet;
}
