Kit.Core/LibExternal/System.Reactive/Disposables/MultipleAssignmentDisposabl...

45 lines
1.6 KiB
C#

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT License.
// See the LICENSE file in the project root for more information.
namespace System.Reactive.Disposables
{
/// <summary>
/// Represents a disposable resource whose underlying disposable resource can be swapped for another disposable resource.
/// </summary>
public sealed class MultipleAssignmentDisposable : ICancelable
{
private MultipleAssignmentDisposableValue _current;
/// <summary>
/// Initializes a new instance of the <see cref="MultipleAssignmentDisposable"/> class with no current underlying disposable.
/// </summary>
public MultipleAssignmentDisposable()
{
}
/// <summary>
/// Gets a value that indicates whether the object is disposed.
/// </summary>
public bool IsDisposed => _current.IsDisposed;
/// <summary>
/// Gets or sets the underlying disposable. After disposal, the result of getting this property is undefined.
/// </summary>
/// <remarks>If the <see cref="MultipleAssignmentDisposable"/> has already been disposed, assignment to this property causes immediate disposal of the given disposable object.</remarks>
public IDisposable? Disposable
{
get => _current.Disposable;
set => _current.Disposable = value;
}
/// <summary>
/// Disposes the underlying disposable as well as all future replacements.
/// </summary>
public void Dispose()
{
_current.Dispose();
}
}
}