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System.Activities.Presentation.Metadata Namespace

Provides classes related to presentation metadata.

Classes

ActivityArgumentHelper

Provides additional functionalities regarding activity arguments.

AttributeCallbackBuilder

Provides access to add attributes for one specific type to one specific AttributeTable.

AttributeTable

The attribute table is a read-only collection of metadata attributes that are associated with specific types, members, and dependencies.

AttributeTableBuilder

Creates and populates an AttributeTable that is used by the MetadataStore to provide attribute lookup and registration.

AttributeTableValidationException

Provides the functionality to throw an exception from the ValidateTable() method if the metadata provided in the table does not match properties, methods, and events on real types.

MetadataStore

An in-memory collection of hash tables that allows the rapid lookup of designer elements by Type.

Interfaces

IRegisterMetadata

Specifies a class that will add extra attributes to the metadata store.

Delegates

AttributeCallback

Called when attributes are needed for a type.