public void RecycleCell(object data, FastGridTemplateSelector dataTemplate, VisualElement parent)
{
if (ViewCell == null)
{
var cellSize = new Size(Bounds.Width, Bounds.Height);
if (!(dataTemplate is FastGridTemplateSelector templateSelector))
{
throw new NotSupportedException(@"DataTemplate should be FastGridTemplateSelector");
}
var template = templateSelector.SelectTemplate(data) as FastGridDataTemplate;
ViewCell = template?.CreateContent() as FastGridCell;
cellSize = template?.CellSize ?? cellSize;
if (ViewCell != null)
{
ViewCell.BindingContext = data;
ViewCell.PrepareCell(cellSize);
ViewCell.Parent = parent;
_originalBindingContext = data;
_view = ConvertFormsToNative(ViewCell.View, new Rectangle(new Point(0, 0), cellSize));
}
if (_view == null)
{
return;
}
_view.AutoresizingMask = UIViewAutoresizing.All;
_view.ContentMode = UIViewContentMode.ScaleAspectFit;
_view.ClipsToBounds = true;
ContentView.AddSubview(_view);
}
else if (data == _originalBindingContext)
{
ViewCell.BindingContext = _originalBindingContext;
}
else
{
ViewCell.BindingContext = data;
}
var gr = GestureRecognizers;
if (gr != null && gr.Length > 0)
{
gr.ForEach(RemoveGestureRecognizer);
}
_tapGestureRecognizer = new UITapGestureRecognizer(Tapped);
AddGestureRecognizer(_tapGestureRecognizer);
}
Size GetSizeByItem(FastGridTemplateSelector templateSelector, object item)
{
var cellSize = Size.Zero;
if (templateSelector?.OnSelectTemplate(item) is FastGridDataTemplate template)
{
cellSize = template.CellSize;
}
return(cellSize);
}
