} // proc AppendTemplate
/// <summary>Find template for the specific item.</summary>
/// <param name="item">Data item</param>
/// <param name="container">Container for the data item</param>
/// <returns></returns>
public DataTemplate FindTemplate(object item, DependencyObject container)
{
var scope = new TemplateSelectScope(item, container);
return(templates.FirstOrDefault(c => c.SelectTemplate(scope))?.Template);
} // func FindTemplate
public bool SelectTemplate(TemplateSelectScope scope) => condition?.Invoke(scope) ?? true;
