AsyncOperationManager.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / CompMod / System / ComponentModel / AsyncOperationManager.cs / 1305376 / AsyncOperationManager.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.ComponentModel 
{ 
    using System.Collections;
    using System.Threading; 
    using System.Diagnostics;
    using System.Security.Permissions;

    [HostProtection(SharedState = true)] 
    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
            [PermissionSetAttribute(SecurityAction.LinkDemand, Name="FullTrust")] 
            set
            {
                SynchronizationContext.SetSynchronizationContext(value);
            } 
        }
    } 
} 

 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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