CompositeActivityDesigner.OnContainedActivitiesChanging Method

Reference

Definition

Namespace:: System.Workflow.ComponentModel.Design

Assembly:: System.Workflow.ComponentModel.dll

Important

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Occurs when an activity or a group of activities contained within the designer are changing. This occurs, for example, when a new child activity is added or an existing child activity is removed.

protected:
 virtual void OnContainedActivitiesChanging(System::Workflow::ComponentModel::ActivityCollectionChangeEventArgs ^ listChangeArgs);

protected virtual void OnContainedActivitiesChanging(System.Workflow.ComponentModel.ActivityCollectionChangeEventArgs listChangeArgs);

abstract member OnContainedActivitiesChanging : System.Workflow.ComponentModel.ActivityCollectionChangeEventArgs -> unit
override this.OnContainedActivitiesChanging : System.Workflow.ComponentModel.ActivityCollectionChangeEventArgs -> unit

Protected Overridable Sub OnContainedActivitiesChanging (listChangeArgs As ActivityCollectionChangeEventArgs)

Parameters

listChangeArgs: ActivityCollectionChangeEventArgs

An ActivityCollectionChangeEventArgs that contains information about the change.

Exceptions

ArgumentNullException

listChangeArgs contains a null reference (Nothing in Visual Basic).

Remarks

Use OnContainedActivitiesChanging to respond to changes that are occurring to the activities contained within the composite activity.

Applies to

Produkt	Verzie
.NET Framework	3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1

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