ActivityExecutionContext.CancelActivity(Activity) Method
Definition
Important
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Called by a composite activity to schedule the cancellation of a child activity. The workflow runtime disallows cancellation of a child activity that is not in the Executing state.
public:
void CancelActivity(System::Workflow::ComponentModel::Activity ^ activity);public void CancelActivity(System.Workflow.ComponentModel.Activity activity);member this.CancelActivity : System.Workflow.ComponentModel.Activity -> unitPublic Sub CancelActivity (activity As Activity)activity is null.
activity is not a valid child of the ActivityExecutionContext. This means that either the argument is equal to the associated Activity or that the argument is not in the commented state and is a child of the Activity associated with this ActivityExecutionContext.
The ActivityExecutionContext has been disposed.
activity is not in the Executing state.
Applies to
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