My beloved TabControl

I have to admit I love tabcontrols! They're the best way for maximizing space.
No Step through, no page flipping and no collapsible panels are more often used than tabcontrols.

Since the earlier days of windows forms, they're the default onboard tools.
Also mobile apps takes the advantage of tabs and tab designs

Update: A rounded interface design for small factor screens

Code following soon!

This example here is for darker / gray blended UI's.

Simply but very handy on touchscreen terminals: Code