public override void DidUpdateFocus(UITableView tableView, UITableViewFocusUpdateContext context, UIFocusAnimationCoordinator coordinator)
{
var ec = (context.NextFocusedItem as EpisodeCell);
if (ec != null)
{
showEntriesViewController.Configure(ec);
}
}
public void DidUpdateFocus(UITableView tableView, UITableViewFocusUpdateContext context, UIFocusAnimationCoordinator coordinator)
{
var sc = (context.NextFocusedItem as SessionCell);
if (sc != null)
{
var indexPath = tableView.IndexPathForCell(sc);
var startDate = EventDates.ElementAt(indexPath.Section);
var dateSessions = Sessions.Where(s => s.Starts.GetValueOrDefault().Date == startDate);
var session = dateSessions.ElementAt(indexPath.Row);
//
trackLabel.Text = $"Track: {session.Track ?? "-"}";
startsLabel.Text = $"Starts: {session.Starts.GetValueOrDefault().ToLongTimeString()}";
descriptionTextView.Text = session.CleanBody;
}
}
void DidUpdateFocus(UITableView tableView, UITableViewFocusUpdateContext focusUpdateContext, UIFocusAnimationCoordinator animationCoordinator)
{
NSIndexPath indexPath = focusUpdateContext.NextFocusedIndexPath;
if (indexPath == null || PosterData?.Items?.Count == 0)
{
return;
}
if (ListViewImages == null || ListViewImages[indexPath.Row] == null)
{
//
// Create and set a temporary 1 pixel by 1 pixel transparent bitmap image.
//
PosterImageView.Hidden = true;
//
// Start a background task to load the image.
//
Task.Run(async() =>
{
//
// Load the image.
//
var client = new System.Net.Http.HttpClient();
var image = await Utility.LoadImageFromUrlAsync(Crex.Application.Current.GetAbsoluteUrl(PosterData.Items[indexPath.Row].Image.BestMatch));
//
// Store the image in our cache.
//
ListViewImages[indexPath.Row] = image;
//
// Update the UI.
//
InvokeOnMainThread(() =>
{
NSIndexPath highlightedIndexPath = NSIndexPath.FromRowSection(-1, 0);
for (int i = 0; i < PosterData.Items.Count; i++)
{
var cell = ListView.CellAt(NSIndexPath.FromRowSection(i, 0));
if (cell != null && cell.Focused)
{
highlightedIndexPath = NSIndexPath.FromRowSection(i, 0);
break;
}
}
if (highlightedIndexPath.Row == indexPath.Row)
{
if (PosterImageView.Hidden == true)
{
PosterImageView.Alpha = 0;
PosterImageView.Hidden = false;
UIView.Animate(Crex.Application.Current.Config.AnimationTime.Value / 1000.0f, () =>
{
PosterImageView.Alpha = 1;
});
}
PosterImageView.Image = image;
}
});
});
}
else
{
if (PosterImageView.Hidden == true)
{
PosterImageView.Alpha = 0;
PosterImageView.Hidden = false;
UIView.Animate(Crex.Application.Current.Config.AnimationTime.Value / 1000.0f, () =>
{
PosterImageView.Alpha = 1;
});
}
PosterImageView.Image = ListViewImages[indexPath.Row];
}
//
// Update the text content about the item.
//
DetailLeftView.Text = PosterData.Items[indexPath.Row].DetailLeft;
DetailRightView.Text = PosterData.Items[indexPath.Row].DetailRight;
DescriptionView.Text = PosterData.Items[indexPath.Row].Description;
}
