public InteractiveCollectionViewModel(IEnumerable <T> enumerable, string childrenpath, IObservable <bool> ischecked, IObservable <bool> expand, System.Windows.Threading.Dispatcher dispatcher = null, Func <T, IConvertible> getkey = null, string title = null)
{
var xx = enumerable.Select
(s =>
{
var so = new SEObject <T>(s, childrenpath, ischecked, expand, dispatcher, getkey?.Invoke(s));
return((IContain <T>)so);
}).ToList();
foreach (var so in xx)
{
this.ReactToChanges((SEObject <T>)so);
(so as SEObject <T>).OnPropertyChangeWithSource <SEObject <T>, KeyValuePair <T, InteractionArgs> >(nameof(SEObject <T> .ChildChanged)).Subscribe(_ =>
{
ChildSubject.OnNext(_.Item2);
});
}
_items = new ReadOnlyObservableCollection <IContain <T> >(new ObservableCollection <IContain <T> >(xx));
ischecked.DelaySubscription(TimeSpan.FromSeconds(0.5)).Take(1).Subscribe(_ =>
{
foreach (var x in xx)
{
(x as SEObject <T>).IsChecked = _;
}
});
Title = title;
}
//((System.Reactive.Subjects.ISubject<KeyValuePair<object, InteractionArgs>>) interactivecollection.Interactions).OnNext(new KeyValuePair<object, InteractionArgs>(_.d, new InteractionArgs { Interaction = Interaction.Include, Value = false }));
public InteractiveCollectionViewModel(IObservable <IChangeSet <T, R> > observable, string childrenpath, IObservable <bool> ischecked, IObservable <bool> expand, IScheduler scheduler, System.Windows.Threading.Dispatcher dispatcher, Func <T, IConvertible> getkey = null, string title = null)
{
disposable = observable
.ObserveOn(scheduler)
.Transform(s =>
{
var so = new SEObject <T>(s, childrenpath, ischecked, expand, dispatcher, getkey?.Invoke(s));
so.OnPropertyChangeWithSource <SEObject <T>, KeyValuePair <T, InteractionArgs> >(nameof(SEObject <T> .ChildChanged)).Subscribe(_ =>
{
ChildSubject.OnNext(_.Item2);
});
this.ReactToChanges(so);
return((IContain <T>)so);
})
.Bind(out _items)
.DisposeMany()
.Subscribe(
_ =>
{
foreach (var x in _.Select(a => new KeyValuePair <IContain <T>, ChangeReason>(a.Current, a.Reason)))
{
(Changes as Subject <KeyValuePair <IContain <T>, ChangeReason> >).OnNext(x);
}
},
ex => Console.WriteLine("Error in generic view model"),
() => Console.WriteLine("observable completed"));
ischecked.DelaySubscription(TimeSpan.FromSeconds(0.5)).Take(1).Subscribe(_ =>
{
foreach (var x in _items)
{
(x as SEObject <T>).IsChecked = _;
}
});
Title = title;
}
