DirectoryCatalog.GetExports(ImportDefinition) 方法

定义

命名空间:

System.ComponentModel.Composition.Hosting

程序集:

System.ComponentModel.Composition.dll

包:

System.ComponentModel.Composition v8.0.0

Source:

DirectoryCatalog.cs

获取与指定的定义所表示的约束相匹配的导入定义。

public:
 override System::Collections::Generic::IEnumerable<Tuple<System::ComponentModel::Composition::Primitives::ComposablePartDefinition ^, System::ComponentModel::Composition::Primitives::ExportDefinition ^> ^> ^ GetExports(System::ComponentModel::Composition::Primitives::ImportDefinition ^ definition);

public override System.Collections.Generic.IEnumerable<Tuple<System.ComponentModel.Composition.Primitives.ComposablePartDefinition,System.ComponentModel.Composition.Primitives.ExportDefinition>> GetExports (System.ComponentModel.Composition.Primitives.ImportDefinition definition);

override this.GetExports : System.ComponentModel.Composition.Primitives.ImportDefinition -> seq<System.ComponentModel.Composition.Primitives.ComposablePartDefinition * System.ComponentModel.Composition.Primitives.ExportDefinition>

Public Overrides Function GetExports (definition As ImportDefinition) As IEnumerable(Of Tuple(Of ComposablePartDefinition, ExportDefinition))

参数

definition

ImportDefinition

要返回的 ExportDefinition 对象的条件。

返回

IEnumerable<Tuple<ComposablePartDefinition,ExportDefinition>>

一个集合，包含 ExportDefinition 对象及与其关联的、并与 definition 指定的约束相匹配的 ComposablePartDefinition 对象。

例外

ObjectDisposedException

DirectoryCatalog 对象已释放。

ArgumentNullException

definition 为 null。