• Article

DeploymentCatalog Class

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

Discovers attributed parts in a XAP file, and provides methods for asynchronously downloading XAP files.

Inheritance Hierarchy

System.Object
  System.ComponentModel.Composition.Primitives.ComposablePartCatalog
    System.ComponentModel.Composition.Hosting.DeploymentCatalog

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

Syntax

'Declaration
Public Class DeploymentCatalog _
    Inherits ComposablePartCatalog _
    Implements INotifyComposablePartCatalogChanged

public class DeploymentCatalog : ComposablePartCatalog, 
    INotifyComposablePartCatalogChanged

The DeploymentCatalog type exposes the following members.

Constructors

  Name Description
Public method DeploymentCatalog() Initializes a new instance of the DeploymentCatalog class using assemblies in the current XAP.
Public method DeploymentCatalog(String) Initializes a new instance of the DeploymentCatalog class using the XAP file at the specified relative URI.
Public method DeploymentCatalog(Uri) Initializes a new instance of the DeploymentCatalog class using the XAP file at the specified URI.

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Properties

  Name Description
Public property Parts Gets all the parts contained in the catalog. (Overrides ComposablePartCatalog.Parts.)
Public property Uri Gets the URI for the XAP file.

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Methods

  Name Description
Public method CancelAsync Cancels the XAP file download in progress.
Public method Dispose() Releases all resources used by the ComposablePartCatalog. (Inherited from ComposablePartCatalog.)
Protected method Dispose(Boolean) Releases the unmanaged resources used by the DeploymentCatalog and optionally releases the managed resources. (Overrides ComposablePartCatalog.Dispose(Boolean).)
Public method DownloadAsync Begins downloading the XAP file associated with the DeploymentCatalog.
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 GetExports Gets the export definitions that match the constraint expressed by the specified definition. (Overrides ComposablePartCatalog.GetExports(ImportDefinition).)
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 OnChanged Raises the Changed event.
Protected method OnChanging Raises the Changing event.
Protected method OnDownloadCompleted Raises the DownloadCompleted event.
Protected method OnDownloadProgressChanged Raises the DownloadProgressChanged event.
Public method ToString Returns a string that represents the current object. (Inherited from Object.)

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Events

  Name Description
Public event Changed Occurs when the contents of the DeploymentCatalog have changed.
Public event Changing Occurs when the contents of the DeploymentCatalog are changing.
Public event DownloadCompleted Occurs when the XAP file has finished downloading, or there has been an error.
Public event DownloadProgressChanged Occurs when the download progress of the XAP file changes.

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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.