How do I “Add Existing Item” an entire directory structure in Visual Studio?

Question

I have a free standing set of files not affiliated with any C# project at all that reside in a complicated nested directory structure.

I want to add them in that for

Answer 1

You need to put your directory structure in your project directory. And then click "Show All Files" icon in the top of Solution Explorer toolbox. After that, the added directory will be shown up. You will then need to select this directory, right click, and choose "Include in Project."