34 lines
1.5 KiB
C#
34 lines
1.5 KiB
C#
|
//-----------------------------------------------------------------------------
|
||
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
namespace System.Activities.Runtime
|
||
|
|
{
|
||
|
|
using System;
|
||
|
|
using System.Runtime;
|
||
|
|
using System.Runtime.Serialization;
|
||
|
|
using System.Security;
|
||
|
|
|
||
|
|
[DataContract]
|
||
|
|
class ActivityCompletionCallbackWrapper : CompletionCallbackWrapper
|
||
|
|
{
|
||
|
|
static readonly Type completionCallbackType = typeof(CompletionCallback);
|
||
|
|
static readonly Type[] completionCallbackParameters = new Type[] { typeof(NativeActivityContext), typeof(ActivityInstance) };
|
||
|
|
|
||
|
|
public ActivityCompletionCallbackWrapper(CompletionCallback callback, ActivityInstance owningInstance)
|
||
|
|
: base(callback, owningInstance)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
[Fx.Tag.SecurityNote(Critical = "Because we are calling EnsureCallback",
|
||
|
|
Safe = "Safe because the method needs to be part of an Activity and we are casting to the callback type and it has a very specific signature. The author of the callback is buying into being invoked from PT.")]
|
||
|
|
[SecuritySafeCritical]
|
||
|
|
protected internal override void Invoke(NativeActivityContext context, ActivityInstance completedInstance)
|
||
|
|
{
|
||
|
|
EnsureCallback(completionCallbackType, completionCallbackParameters);
|
||
|
|
CompletionCallback completionCallback = (CompletionCallback)this.Callback;
|
||
|
|
completionCallback(context, completedInstance);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|