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Updates dependencies and some cleanups
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Threading; | ||
|
|
||
| namespace Leayal.SnowBreakLauncher.Classes | ||
| { | ||
| static class ObservableExtensions | ||
| { | ||
| sealed class Stub_OnTargetPropChanged<T> : IObserver<T> | ||
| { | ||
| public readonly Action<T> _onTargetPropChanged; | ||
| private T? lastValue; | ||
|
|
||
| public Stub_OnTargetPropChanged(Action<T> onTargetPropChanged) | ||
| { | ||
| this._onTargetPropChanged = onTargetPropChanged; | ||
| this.lastValue = default; | ||
| } | ||
|
|
||
| public void OnCompleted() | ||
| { | ||
| // Do nothing | ||
| } | ||
|
|
||
| public void OnError(Exception error) | ||
| { | ||
| // Do nothing | ||
| } | ||
|
|
||
| public void OnNext(T value) | ||
| { | ||
| if (!EqualityComparer<T>.Default.Equals(this.lastValue, value)) | ||
| { | ||
| this.lastValue = value; | ||
| this._onTargetPropChanged(value); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| public static IDisposable Subscribe<T>(this IObservable<T> observable, Action<T> onTargetPropChanged) | ||
| { | ||
| var obj = new Stub_OnTargetPropChanged<T>(onTargetPropChanged); | ||
| return observable.Subscribe(obj); | ||
| } | ||
|
|
||
| public static void Subscribe<T>(this IObservable<T> observable, Action<T> onTargetPropChanged, CancellationToken cancellationToken) | ||
| { | ||
| var canceller = Subscribe(observable, onTargetPropChanged); | ||
| if (cancellationToken.CanBeCanceled) | ||
| { | ||
| cancellationToken.Register(canceller.Dispose); | ||
| } | ||
| } | ||
| } | ||
| } |
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