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CallExternalMethodActivity.InterfaceType Property

  • Reference

Definition

Namespace:
System.Workflow.Activities
Assembly:
System.Workflow.Activities.dll

Gets or sets an external method's declaring interface that has the ExternalDataExchangeAttribute.

public:
 virtual property Type ^ InterfaceType { Type ^ get(); void set(Type ^ value); };
[System.Workflow.ComponentModel.Design.TypeFilterProvider(typeof(System.Workflow.Activities.ExternalDataExchangeInterfaceTypeFilterProvider))]
public virtual Type InterfaceType { get; set; }
[<System.Workflow.ComponentModel.Design.TypeFilterProvider(typeof(System.Workflow.Activities.ExternalDataExchangeInterfaceTypeFilterProvider))>]
member this.InterfaceType : Type with get, set
Public Overridable Property InterfaceType As Type

Property Value

Type

The external method's declaring interface that has the ExternalDataExchangeAttribute.

Attributes
TypeFilterProviderAttribute

Examples

The following code example shows how to set the InterfaceType property. The interface type must be attributed with the ExternalDataExchangeAttribute. This code example is part of the Listen SDK sample from the PurchaseOrderWorkflow.Designer.cs file. For more information, see Listen Sample.

this.CreatePO.InterfaceType = typeof(IOrderService);
this.CreatePO.MethodName = "CreateOrder";
this.CreatePO.Name = "CreatePO";
this.CreatePO.MethodInvoking += new System.EventHandler(this.OnBeforeCreateOrder);

Me.CreatePO.InterfaceType = GetType(IOrderService)
Me.CreatePO.MethodName = "CreateOrder"
Me.CreatePO.Name = "CreatePO"
AddHandler Me.CreatePO.MethodInvoking, AddressOf Me.OnBeforeCreateOrder

Applies to

See also