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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

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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