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ServiceManager.Unsubscribe Method (Type, SubscribeServiceCallback)

Removes a subscription for a service type.

Namespace:  System.Activities.Presentation
Assembly:  System.Activities.Presentation (in System.Activities.Presentation.dll)

public abstract void Unsubscribe(
	Type serviceType,
	SubscribeServiceCallback callback


Type: System.Type

The type of service to remove the subscription from.

Type: System.Activities.Presentation.SubscribeServiceCallback

The callback object to remove from the subscription.


serviceType or callback is null.

.NET Framework

Supported in: 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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