protected void ShowOnlyGivenTabPageGroups( 
   params System.string[] tabPageGroupNames
)

Parameters

tabPageGroupNames

The name of the tab page group to show. I set to null all tab page groups will be collapsed.

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

Reference

NRibbonTabContextCommandSource Class
NRibbonTabContextCommandSource Members