Host Type enum
Specifies the host Office application in which the add-in is running.
A capital Y in the following matrix indicates that this enumeration is supported in the corresponding Office host application. An empty cell indicates that the Office host application doesn't support this enumeration.
For more information about Office host application and server requirements, see Requirements for running Office Add-ins.
Supported hosts, by platform
|Office for Windows desktop||Office Online (in browser)||Office for iPad||OWA for Devices||Office for Mac|
The Office host is Microsoft Access.
The Office host is Microsoft Excel.
The Office host is Microsoft OneNote.
The Office host is Microsoft Outlook.
The Office host is Microsoft PowerPoint.
The Office host is Microsoft Project.
The Office host is Microsoft Word.