TableSource for Packt

TableSource.cs

class TableSource : UITableViewSource
{
  const string MyCellName = "MyCell";
  const string TheirCellName = "TheirCell";
  readonly MessageViewModel messageViewModel =
    ServiceContainer.Resolve<MessageViewModel>();
  readonly ISettings settings = ServiceContainer.Resolve<ISettings>();

  public override nint RowsInSection(
    UITableView tableview, nint section)
  {
    return messageViewModel.Messages == null ? 0 :
      messageViewModel.Messages.Length;
  }

  public override UITableViewCell GetCell(
    UITableView tableView, NSIndexPath indexPath)
  {
    var message = messageViewModel.Messages [indexPath.Row];
    bool isMyMessage = message.UserName == settings.User.Name;
    var cell = (BaseMessageCell)tableView.DequeueReusableCell(
      isMyMessage ? MyCellName : TheirCellName);
    cell.TextLabel.Text = message.Text;
    return cell;
  }
}