IWorkflowInstanceManagement.BeginCancel(Guid, AsyncCallback, Object) Method

Reference

Definition

Namespace:: System.ServiceModel.Activities

Assembly:: System.ServiceModel.Activities.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Begins an asynchronous operation to cancel the specified workflow instance.

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

[System.ServiceModel.OperationContract(AsyncPattern=true, Name="Cancel")]
public IAsyncResult BeginCancel (Guid instanceId, AsyncCallback callback, object state);

[<System.ServiceModel.OperationContract(AsyncPattern=true, Name="Cancel")>]
abstract member BeginCancel : Guid * AsyncCallback * obj -> IAsyncResult

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

Parameters

instanceId: Guid

The GUID identifier of the workflow instance to cancel.

callback: AsyncCallback

The asynchronous callback delegate that receives the notification of the asynchronous operation completion.

state: Object

An object, specified by the application, that contains state information associated with the asynchronous cancel operation.

Returns

IAsyncResult

An IAsyncResult.

Attributes: OperationContractAttribute

Remarks

The cancel process quits a workflow instance and returns to the previous state without saving any changes that the workflow may have made.

Applies to

Partilhar via