Gets or sets the unique name by which a Microsoft Office application refers to the tab.
Assembly: Microsoft.Office.Tools.Common (in Microsoft.Office.Tools.Common.dll)
The value can identify either an Office built-in control (by using an idMSO value) or a custom control.
For an Office built-in tab, the OfficeId is a known fixed value that describes a pre-existing Office control. The list of OfficeId values can be found at the Microsoft Download Center Web page Office 2010 Help Files: Office Fluent User Interface Control Identifiers.
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.