TplExtensions::InvokeAsync<TEventArgs> Method (AsyncEventHandler<TEventArgs>^, Object^, TEventArgs)

Visual Studio 2015

Visual Studio 2013

Invokes asynchronous event handlers, returning a task that completes when all event handlers have been invoked. Each handler is fully executed (including continuations) before the next handler in the list is invoked.

Namespace: Microsoft.VisualStudio.Threading
Assembly: Microsoft.VisualStudio.Threading (in Microsoft.VisualStudio.Threading.dll)

Syntax

C++

public:
generic<typename TEventArgs>
where TEventArgs : EventArgs
[ExtensionAttribute]
static Task^ InvokeAsync(
	AsyncEventHandler<TEventArgs>^ handlers,
	Object^ sender,
	TEventArgs args
)

Parameters

handlers: Type: Microsoft.VisualStudio.Threading::AsyncEventHandler<TEventArgs>^
The event handlers. May be null.

sender: Type: System::Object^
The event source.

args: Type: TEventArgs
The event argument.

Return Value

Type: System.Threading.Tasks::Task^

A Task that completes when all handlers have completed. The task is faulted if any handlers throw an exception.

Type Parameters

TEventArgs

Exceptions

Exception	Condition
AggregateException	Thrown if any handlers fail. It contains a collection of all failures.