WorkflowControlClient.BeginCancel(Guid, AsyncCallback, Object) 方法

定义

命名空间:

System.ServiceModel.Activities

程序集:

System.ServiceModel.Activities.dll

开始一个异步操作，该操作将取消指定的工作流实例。

public:
 IAsyncResult ^ BeginCancel(Guid instanceId, AsyncCallback ^ callback, System::Object ^ state);

public IAsyncResult BeginCancel (Guid instanceId, AsyncCallback callback, object state);

member this.BeginCancel : Guid * AsyncCallback * obj -> IAsyncResult

Public Function BeginCancel (instanceId As Guid, callback As AsyncCallback, state As Object) As IAsyncResult

参数

instanceId

Guid

要取消的工作流实例。

callback

AsyncCallback

可接收异步操作完成通知的异步回调委托。

state

Object

用户定义的状态数据。

返回

IAsyncResult

异步取消操作。