188.8.131.52 CustomUI2 Part
An instance of this part type contains information about the Ribbon and Backstage(TM) view customizations ([MS-CUSTOMUI2]) specific to this package.
[Example: A SpreadsheetML document that is part of a document management system could contain Backstage controls to guide the user in the document workflow process. end example]
A package is permitted to contain at most one CustomUI2 part, and that part shall be the target of a relationship in the package-relationship item for the document. If a package contains both a CustomUI and CustomUI2 part then only the CustomUI2 part is applied. If a package contains a CustomUI part and does not contain a CustomUI2 part then the CustomUI part is applied.
[Example: The following package part-relationship item contains a relationship to a CustomUI2 part, which is stored in the ZIP item /customUI/customUI2.xml:
<Relationships xmlns="…"> <Relationship Id="rId6" Type="http://…/2007/relationships/ui/extensibility" Target="/customUI/customUI2.xml" /> </Relationships>
The root element for a part of this content type shall be customUI.
[Example: The following CustomUI2 content markup would specify that the print tab in the Backstage view with ID PlacePrint should be hidden for the containing package:
<customUI xmlns="http://schemas.microsoft.com/office/2007/10/customui"> <outSpace> <place idMso="PlacePrint" visible="false" /> </outSpace> </customUI>
A CustomUI2 part shall be located within the package containing the source relationship (expressed syntactically, the TargetMode attribute of the Relationship element shall be Internal).
A CustomUI2 part is permitted to have explicit relationships to the following parts defined by Office Open XML File Formats [ISO/IEC-29500:2012]:
Image Part ("[ISO/IEC-29500-1] §15.2.14")