Object Model Versions

The automation object model is actually defined across four different, complementary primary interop assemblies (PIAs): EnvDTE, EnvDTE80, EnvDTE90, and EnvDTE100. EnvDTE is the original automation assembly distributed with Visual Studio .NET 2003. EnvDTE80 was the library distributed with Visual Studio 2005. EnvDTE90 is distributed with Visual Studio 2008. (Yet another assembly, EnvDTE90a is installed with Visual Studio 2008 Service Pack 1.) Finally, EnvDTE100 made its first appearance with Visual Studio 2010. Each version of Visual Studio ships with the cumulative set of libraries. Starting with Visual Studio 2012, no new versions of the interop assembly have been introduced. Visual Studio 2012 and beyond ships with all ...

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