Here is a library that helps to create such an interface: http://mahapps.com/
It's also mentioned in the blog post you've posted.
Disclaimer: I'm one of the developers of MahApps.Metro, I hope nobody minds the shameless self-promotion
It's also mentioned in the blog post you've posted.
Disclaimer: I'm one of the developers of MahApps.Metro, I hope nobody minds the shameless self-promotion