public static ISourceItemBindingBuilder <TSourceItem, IEnumerable <object> > BindDefault <TSourceItem>(
[NotNull] this BindingSet <TSourceItem> bindingSet,
[CanBeNull] UIPageViewControllerObservableDataSource pageViewControllerDataSource)
where TSourceItem : class
{
if (bindingSet == null)
{
throw new ArgumentNullException(nameof(bindingSet));
}
return(bindingSet.Bind(pageViewControllerDataSource)
.For(v => v.NotNull().ItemsBinding()));
}
public static IDisposable CurrentItemIndexChangedWeakSubscribe(
this UIPageViewControllerObservableDataSource eventSource,
EventHandler <IndexChangedEventArgs> eventHandler)
{
if (eventSource == null)
{
throw new ArgumentNullException(nameof(eventSource));
}
if (eventHandler == null)
{
throw new ArgumentNullException(nameof(eventHandler));
}
return(new WeakEventSubscription <UIPageViewControllerObservableDataSource, IndexChangedEventArgs>(
eventSource,
(source, handler) => source.CurrentItemIndexChanged += handler,
(source, handler) => source.CurrentItemIndexChanged -= handler,
eventHandler));
}
