public static IObservable <EventTuple <ValueContainer <TValue>, TValue> > GetNewValueObservable <TValue>(this ValueContainer <TValue> source)
{
return(Observable.FromEventPattern <EventHandler <ValueChangedEventArgs <TValue> >, ValueChangedEventArgs <TValue> >(
eh => source.ValueChanged += eh,
eh => source.ValueChanged -= eh)
.Select(
x => EventTuple.Create(source, x.EventArgs.NewValue)
));
}
GetEventObservable<TValue>(this ValueContainer<TValue> source)
{
var eventArgSeq = Observable.FromEventPattern<EventHandler<ValueChangedEventArgs<TValue>>, ValueChangedEventArgs<TValue>>(
eh => source.ValueChanged += eh,
eh => source.ValueChanged -= eh);
return eventArgSeq.Select(
x => EventTuple.Create(source, x.EventArgs)
);
;
}
