/
AsyncOperationManager.cs
37 lines (32 loc) · 1.15 KB
/
AsyncOperationManager.cs
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Collections;
using System.Threading;
using System.Diagnostics;
namespace System.ComponentModel
{
public static class AsyncOperationManager
{
public static AsyncOperation CreateOperation(object? userSuppliedState)
{
return AsyncOperation.CreateOperation(userSuppliedState, SynchronizationContext);
}
[EditorBrowsable(EditorBrowsableState.Advanced)]
public static SynchronizationContext SynchronizationContext
{
get
{
if (SynchronizationContext.Current == null)
{
SynchronizationContext.SetSynchronizationContext(new SynchronizationContext());
}
return SynchronizationContext.Current!;
}
// a thread should set this to null when it is done, else the context will never be disposed/GC'd
set
{
SynchronizationContext.SetSynchronizationContext(value);
}
}
}
}