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UpdateProgress.GetScriptDescriptors Method

Returns a list of components, behaviors, and client controls that are required for the UpdateProgress control's client functionality.

Namespace:  System.Web.UI
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)

protected virtual IEnumerable<ScriptDescriptor> GetScriptDescriptors()

Return Value

Type: System.Collections.Generic.IEnumerable<ScriptDescriptor>
An IEnumerable collection that contains ScriptDescriptor objects.

The UpdateProgress control requires the Microsoft Ajax Library client library. This client class is registered in the GetScriptDescriptors method and the AssociatedUpdatePanelID, DisplayAfter, and DynamicLayout property values. 

.NET Framework

Supported in: 4, 3.5

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.