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AttributeCallback Delegate

Called when attributes are needed for a type.

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

public delegate void AttributeCallback(
	AttributeCallbackBuilder builder


Type: System.Activities.Presentation.Metadata.AttributeCallbackBuilder

An AttributeCallbackBuilder that can be used to add attributes.

This callback enables delayed registration of metadata attributes as well as the ability to provide code that dynamically determines which attributes should be applied. This callback is provided to the AddCallback method of the AttributeTableBuilder class.

AttributeCallbackBuilder objects can build attributes only for the type that is requesting metadata.

.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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