public static IObservable <T> GetItem <S, T>(this UtilityInterface.IService <KeyValuePair <DynamicData.ChangeReason, S> > service, string key) where S : IWorkerItem <T>
{
//(Tasks as ISubject<T>).OnNext(kvp);
return(service.Resource
.Where(_ => _.Key == DynamicData.ChangeReason.Remove)
.FirstAsync(i => i.Value.Key == key)
.Select(i => i.Value.Output));
}
public static async Task <T> GetItem <T>(this UtilityInterface.IService <KeyValuePair <DynamicData.ChangeReason, IWorkerItem <T> > > service, string key)
{
//(Tasks as ISubject<T>).OnNext(kvp);
return(await service.Resource
.Where(_ => _.Key == DynamicData.ChangeReason.Remove)
.FirstAsync(i => i.Value.Key == key)
.Select(i => i.Value.Output)
.ToTask());
}
public AsyncWorkerQueueControl(UtilityInterface.IService <KeyValuePair <DynamicData.ChangeReason, R> > workerqueue = null)
{
//Uri resourceLocater = new Uri("/ReactiveAsyncWorkerWpf;component/Themes/QueueWorkerControl.xaml", System.UriKind.Relative);
//ResourceDictionary resourceDictionary = (ResourceDictionary)Application.LoadComponent(resourceLocater);
//Style = resourceDictionary["BackgroundWorkerQueueControlStyle"] as Style;
var sets = Observable.FromEventPattern <RoutedEventHandler, EventArgs>(_ => this.Loaded += _, _ => this.Loaded -= _)
//.StartWith(workerqueue).Where(_ => _ != null)
.Take(1)
//.Select(_ => )
.Subscribe(_x =>
{
var _ = workerqueue ?? NewItemsInitialise(NewItemSubject);
ItemsSource = new ObservableCollection <object>();
ItemsSink = new ObservableCollection <object>();
var dis = _.Resource.Subscribe(asv =>
{
switch (asv.Key)
{
case (DynamicData.ChangeReason.Add):
this.Dispatcher.InvokeAsync(() =>
{
ItemsSource.Add(asv.Value);
Count = ItemsSource.Count;
}, System.Windows.Threading.DispatcherPriority.Background, default(System.Threading.CancellationToken));
break;
case (DynamicData.ChangeReason.Remove):
this.Dispatcher.InvokeAsync(() =>
{
ItemsSource.Remove(asv.Value);
ItemsSink.Add(asv.Value);
Count = ItemsSource.Count;
}, System.Windows.Threading.DispatcherPriority.Background, default(System.Threading.CancellationToken));
break;
}
});
/* this.Dispatcher.InvokeAsync(() => { ItemsSource = additions; }, System.Windows.Threading.DispatcherPriority.Background, default(System.Threading.CancellationToken));*/
});
}
