VSTO 2003-2010 add-in compatibility
问题 I want to create an Office add-in compatible with Office 2003, 2007 and 2010. VS2008 allows for add-in 2003/2007 creation while VS2010 allows 2007/2010. I have both installed. I have developed 2007/2010 add-ins before as a 2007 add-in that worked automatically with Office 2010. The problem I am facing now is the lack of ribbon interface in Office 2003 and how to structure the project so that a single add-in is compatible with Office 2003-2010. Considering differences between various Office