Here is a quote for the book's website:
It is designed for classroom use, but written with an eye on self study. Drafts have been used as the basis for first programming classes for electrical engineer, computer engineer, and computer science students at Texas A&M University for three years now.
The first thing that you notice when you open the book it's the color! The book is colored, and it has lots of pictures! You can notice that also in the sample chapters found on the book's website :)
My guess is that it was the author's intention to make it more appealing for the students, having to read more than 1000 black and white pages can have a devastating effect on a student's pathos!
This is the second colored programming book that I have, after "Windows Presentation Foundation Unleashed".
This is Bjarne's first book about graphical user interface (GUI) applications development. He had chosen FLKT as a GUI library, and there are four chapters allocated (~160 pages).
I can't say anything more because I haven't read it, but I can attach a picture: