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
- definition
Type: System.ComponentModel.Composition.Primitives.ImportDefinition
The conditions of the ExportDefinition objects to be returned.
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.