AsyncEventHandler Delegate

Reference

Definition

Namespace:: Microsoft.VisualStudio.Threading

Assembly:: Microsoft.VisualStudio.Threading.dll

Package:: Microsoft.VisualStudio.Threading v17.13.2

Important

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An asynchronous event handler.

C++

public delegate System::Threading::Tasks::Task ^ AsyncEventHandler(System::Object ^ sender, EventArgs ^ args);

public delegate System.Threading.Tasks.Task AsyncEventHandler(object sender, EventArgs args);

public delegate System.Threading.Tasks.Task AsyncEventHandler(object? sender, EventArgs args);

type AsyncEventHandler = delegate of obj * EventArgs -> Task

Public Delegate Function AsyncEventHandler(sender As Object, args As EventArgs) As Task

Parameters

sender: Object

The sender of the event.

args: EventArgs

Event arguments.

Return Value

Task

A task whose completion signals handling is finished.

Extension Methods

InvokeAsync(AsyncEventHandler, Object, EventArgs)

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.

Applies to

Proizvod	Verzije
Visual Studio SDK	2015, 2017, 2019, 2022

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