public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
{
var item = _plainItems[position];
if (item.IsHeader)
{
_bindHeaderViewHolderAction(holder, position, item.Key);
}
else
{
var isLast = true;
var nextPosition = position + 1;
if (nextPosition > 0 && nextPosition < _plainItems.Count)
{
var nextItem = _plainItems[nextPosition];
isLast = nextItem.IsHeader;
}
_bindViewHolderAction(holder, position, item.Item, isLast);
}
if (position == _plainItems.Count - 1)
{
LastItemRequested?.Invoke(this, EventArgs.Empty);
}
}
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
var item = GetItemByIndex(indexPath);
if (indexPath.Section == DataSource.Count() - 1 && indexPath.Row == DataSource.ElementAt(indexPath.Section).Count() - 1)
{
LastItemRequested?.Invoke(this, EventArgs.Empty);
}
return(GetItemCell(tableView, item, DataSource.ElementAt(indexPath.Section).ToList(), indexPath));
}
public override void WillDisplayNodeForRowAtIndexPath(ASTableView tableView, NSIndexPath indexPath)
{
if (_source == null)
{
var table = tableView as ASTableView;
_source = table.TableNode.DataSource as GroupedTableDataSource <DateTimeOffset, ChatMessageViewModel>;
}
var count = _source.DataSource[0].Count;
if (indexPath.Section == _source.DataSource.Count - 1 && indexPath.Row == count - 1)
{
LastItemRequested?.Invoke(this, EventArgs.Empty);
}
}
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
var item = GetItemByIndex(indexPath);
if (IsLastItem(indexPath))
{
LastItemRequested?.Invoke(this, EventArgs.Empty);
}
var itemCell = tableView.DequeueReusableCell(GetCellName(indexPath), indexPath);
var bindableView = (IBindableView)itemCell;
bindableView.ReloadDataContext(item);
return(itemCell);
}
private void TryToRaiseLastItemRequest()
{
LastItemRequested?.Invoke(this, EventArgs.Empty);
}
