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ComposablePartCatalog.GetExports Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets a list of export definitions that match the constraint defined by the specified ImportDefinition object.

Namespace:  System.ComponentModel.Composition.Primitives
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

Syntax

'Declaration
Public Overridable Function GetExports ( _
    definition As ImportDefinition _
) As IEnumerable(Of Tuple(Of ComposablePartDefinition, ExportDefinition))

public virtual IEnumerable<Tuple<ComposablePartDefinition, ExportDefinition>> GetExports(
    ImportDefinition definition
)

Parameters

Return Value

Type: System.Collections.Generic.IEnumerable<Tuple<ComposablePartDefinition, ExportDefinition>>
A collection of Tuple<T1, T2> containing the ExportDefinition objects and their associated ComposablePartDefinition objects for objects that match the constraint specified by definition.

Exceptions

Exception Condition
ObjectDisposedException

The ComposablePartCatalog object has been disposed of.
ArgumentNullException

definition is nulla null reference (Nothing in Visual Basic).

Remarks

Overrides of this method should never return nulla null reference (Nothing in Visual Basic). If no ExportDefinition matches the conditions defined by definition, return an empty IEnumerable<T> object.

Version Information

Silverlight

Supported in: 5, 4

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.