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According to your description, your issue is more related about vsto. And this forum is discussing and asking questions about the wpf.
Thanks.
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I have created a Powerpoint VSTO add-in using C#.
In add-in, I have created a ribbon (using XML) that provides a Login button.
When a user clicks the login button
My issue is :
How can I contextualize the ribbon state across different presentation documents?
Welcome to our Microsoft Q&A platform!
According to your description, your issue is more related about vsto. And this forum is discussing and asking questions about the wpf.
Thanks.
I'd try asking for help in dedicated MSDN VSTO forums here.
https://social.msdn.microsoft.com/Forums/en-US/home?forum=vsto
--please don't forget to Accept as answer if the reply is helpful--
Regards, Dave Patrick ....
Microsoft Certified Professional
Microsoft MVP [Windows Server] Datacenter Management
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