ContextItemManager.Unsubscribe Method

Definition

Namespace:

System.Activities.Presentation

Assembly:

System.Activities.Presentation.dll

Overloads

Unsubscribe(Type, SubscribeContextCallback)	When overridden in a derived class, removes a subscription.
Unsubscribe<TContextItemType>(SubscribeContextCallback<TContextItemType>)	Removes a subscription.

Unsubscribe(Type, SubscribeContextCallback)

When overridden in a derived class, removes a subscription.

public:
 abstract void Unsubscribe(Type ^ contextItemType, System::Activities::Presentation::SubscribeContextCallback ^ callback);

public abstract void Unsubscribe (Type contextItemType, System.Activities.Presentation.SubscribeContextCallback callback);

abstract member Unsubscribe : Type * System.Activities.Presentation.SubscribeContextCallback -> unit

Public MustOverride Sub Unsubscribe (contextItemType As Type, callback As SubscribeContextCallback)

Parameters

contextItemType

Type

The type of context item to remove the callback from.

callback

SubscribeContextCallback

The SubscribeContextCallback to remove.

Exceptions

ArgumentNullException

callback is null.

Unsubscribe<TContextItemType>(SubscribeContextCallback<TContextItemType>)

Removes a subscription.

public:
generic <typename TContextItemType>
 where TContextItemType : System::Activities::Presentation::ContextItem void Unsubscribe(System::Activities::Presentation::SubscribeContextCallback<TContextItemType> ^ callback);

public void Unsubscribe<TContextItemType> (System.Activities.Presentation.SubscribeContextCallback<TContextItemType> callback) where TContextItemType : System.Activities.Presentation.ContextItem;

member this.Unsubscribe : System.Activities.Presentation.SubscribeContextCallback<'ContextItemType (requires 'ContextItemType :> System.Activities.Presentation.ContextItem)> -> unit (requires 'ContextItemType :> System.Activities.Presentation.ContextItem)

Public Sub Unsubscribe(Of TContextItemType As ContextItem) (callback As SubscribeContextCallback(Of TContextItemType))

Type Parameters

TContextItemType

The type of context item to remove the callback from.

Parameters

callback

SubscribeContextCallback<TContextItemType>

The SubscribeContextCallback<TContextItemType> to remove.

Exceptions

ArgumentNullException

callback is null.