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  • Artykuł

ComposablePartExportProvider Class

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Retrieves exports from a part.

Inheritance Hierarchy

System.Object
  System.ComponentModel.Composition.Hosting.ExportProvider
    System.ComponentModel.Composition.Hosting.ComposablePartExportProvider

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

Syntax

'Declaration
Public Class ComposablePartExportProvider _
    Inherits ExportProvider _
    Implements IDisposable

public class ComposablePartExportProvider : ExportProvider, 
    IDisposable

The ComposablePartExportProvider type exposes the following members.

Constructors

  Name Description
Public method ComposablePartExportProvider() Initializes a new instance of the ComposablePartExportProvider class.
Public method ComposablePartExportProvider(Boolean) Initializes a new instance of the ComposablePartExportProvider class, optionally in thread-safe mode.

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Properties

  Name Description
Public property SourceProvider Gets or sets the export provider that provides access to additional Export objects.

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Methods

  Name Description
Public method Compose Executes composition on the specified batch.
Public method Dispose() Releases all resources used by the current instance of the ComposablePartExportProvider class.
Protected method Dispose(Boolean) Releases the unmanaged resources used by the ComposablePartExportProvider and optionally releases the managed resources.
Public method Equals(Object) Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Protected method Finalize Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
Public method GetExport<T>() Returns the export with the contract name derived from the specified type parameter. If there is not exactly one matching export, an exception is thrown. (Inherited from ExportProvider.)
Public method GetExport<T>(String) Returns the export with the specified contract name. If there is not exactly one matching export, an exception is thrown. (Inherited from ExportProvider.)
Public method GetExportedValue<T>() Returns the exported object with the contract name derived from the specified type parameter. If there is not exactly one matching exported object, an exception is thrown. (Inherited from ExportProvider.)
Public method GetExportedValue<T>(String) Returns the exported object with the specified contract name. If there is not exactly one matching exported object, an exception is thrown. (Inherited from ExportProvider.)
Public method GetExportedValueOrDefault<T>() Gets the exported object with the contract name derived from the specified type parameter or the default value for the specified type, or throws an exception if there is more than one matching exported object. (Inherited from ExportProvider.)
Public method GetExportedValueOrDefault<T>(String) Gets the exported object with the specified contract name or the default value for the specified type, or throws an exception if there is more than one matching exported object. (Inherited from ExportProvider.)
Public method GetExportedValues<T>() Gets all the exported objects with the contract name derived from the specified type parameter. (Inherited from ExportProvider.)
Public method GetExportedValues<T>(String) Gets all the exported objects with the specified contract name. (Inherited from ExportProvider.)
Public method GetExports(ImportDefinition) Gets all exports that match the conditions of the specified import definition. (Inherited from ExportProvider.)
Public method GetExports(ImportDefinition, AtomicComposition) Gets all exports that match the conditions of the specified import definition and composition. (Inherited from ExportProvider.)
Public method GetExports(Type, Type, String) Gets all the exports with the specified contract name. (Inherited from ExportProvider.)
Public method GetExports<T>() Gets all the exports with the contract name derived from the specified type parameter. (Inherited from ExportProvider.)
Public method GetExports<T>(String) Gets all the exports with the specified contract name. (Inherited from ExportProvider.)
Protected method GetExportsCore Gets a collection of all exports in this provider that match the conditions of the specified import. (Overrides ExportProvider.GetExportsCore(ImportDefinition, AtomicComposition).)
Public method GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
Public method GetType Gets the Type of the current instance. (Inherited from Object.)
Protected method MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
Protected method OnExportsChanged Raises the ExportsChanged event. (Inherited from ExportProvider.)
Protected method OnExportsChanging Raises the ExportsChanging event. (Inherited from ExportProvider.)
Public method ToString Returns a string that represents the current object. (Inherited from Object.)
Public method TryGetExports Gets all the exports that match the conditions of the specified import. (Inherited from ExportProvider.)

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Events

  Name Description
Public event ExportsChanged Occurs when the exports in the ExportProvider change. (Inherited from ExportProvider.)
Public event ExportsChanging Occurs when the provided exports are changing. (Inherited from ExportProvider.)

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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.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.