ExtensionList Class

Defines the ExtensionList Class.When the object is serialized out as xml, its qualified name is p:extLst.

Inheritance Hierarchy


Namespace:  DocumentFormat.OpenXml.Presentation
Assembly:  DocumentFormat.OpenXml (in DocumentFormat.OpenXml.dll)


<ChildElementInfoAttribute(GetType(Extension))> _
Public Class ExtensionList _
    Inherits OpenXmlCompositeElement
Dim instance As ExtensionList
public class ExtensionList : OpenXmlCompositeElement


The following table lists the possible child types:

  • Extension <p:ext>

[ISO/IEC 29500-1 1st Edition] extLst (Extension List)

This element specifies the extension list within which all future extensions of element type ext are defined. The extension list along with corresponding future extensions is used to extend the storage capabilities of the PresentationML framework. This allows for various new kinds of data to be stored natively within the framework.

Parent Elements

bgPr (§; cmAuthor (§19.4.2); control (§; cSld (§; custShow (§; embed (§; handoutMasterId (§; link (§; normalViewPr (§; notesMasterId (§; notesTextViewPr (§; notesViewPr (§; nvPr (§; outlineViewPr (§; photoAlbum (§; presentation (§; presentationPr (§; prnPr (§; showPr (§; sldId (§; sldLayoutId (§; sldMasterId (§; sldSyncPr (§19.6.1); slideViewPr (§; sorterViewPr (§; txStyles (§; viewPr (§

Child Elements


ext (Extension)


[Note: The W3C XML Schema definition of this element’s content model (CT_ExtensionList) is located in §A.3. end note]

© ISO/IEC29500: 2008.

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.

See Also


ExtensionList Members

DocumentFormat.OpenXml.Presentation Namespace