/// <summary>
/// Creates an attached event member with custom logic.
/// </summary>
public static INotifiableAttachedBindingMemberInfo <TTarget, object> CreateEvent <TTarget>([NotNull] string path, Action <TTarget, MemberAttachedEventArgs> memberAttachedHandler = null)
{
var eventMember = new AttachedBindingMemberInfo <TTarget, object>(path, typeof(Delegate),
memberAttachedHandler, null, null, GetBindingMemberValue, (info, target, arg3) =>
{
return(EventListenerList.GetOrAdd(target, ((IAttachedBindingMemberInternal)info).Id).AddWithUnsubscriber((IEventListener)arg3[0]));
}, null, null, BindingMemberType.Event);
eventMember.RaiseAction = (@internal, target, arg3) => EventListenerList.Raise(target, @internal.Id, arg3);
return(eventMember);
}
public bool OnMenuItemClick(IMenuItem item)
{
#if API8SUPPORT
item = _item;
#endif
if (item.IsCheckable)
{
IsCheckedMenuItemMember.SetValue(item, !item.IsChecked);
}
EventListenerList.Raise(item, Key, EventArgs.Empty);
return(true);
}
public bool OnMenuItemClick(IMenuItem item)
{
if (_item == null)
{
return(false);
}
item = _item;
if (item.IsCheckable)
{
item.SetBindingMemberValue(AttachedMembers.MenuItem.IsChecked, !item.IsChecked);
}
EventListenerList.Raise(item, Key, EventArgs.Empty);
return(true);
}
private static void TextDidChangeNotification(NSNotification nsNotification)
{
EventListenerList.Raise(nsNotification.Object, TextChangedEvent, EventArgs.Empty);
}
private static void Raise(IMenuItem item)
{
EventListenerList.Raise(item, Key, EventArgs.Empty);
}
public static void Raise(IBindingMemberInfo m, TTarget target, object arg3)
{
EventListenerList.Raise(target, GetMemberPath((IAttachedBindingMemberInternal)m), arg3);
}
private static void OnErrorsChanged(DependencyObject sender, ICollection <object> errors)
{
EventListenerList.Raise(sender, ErrorsObserverKey, EventArgs.Empty);
}
private static void Raise(DatePicker picker)
{
EventListenerList.Raise(picker, Key, EventArgs.Empty);
}