Frankly I'm a bit suprised to find an article like this on MSDN. There is not one mention of a wizard or click-and-build control, and it uses open source software no less :)
Serisouly, if you follow Oren's blog (which you should) there is nothing new here. But some people think if it doesn't come from Microsoft, it's not worth reading. Well here you go, Oren has formulated his abounding wisdom into an MSDN article.
Check out Inversion of Control and Dependency Injection: Working with Windsor Container.