Can't find ModernProgressRing

Feb 20, 2014 at 5:48 PM
Hello, I already added the mui: in my xaml but I can't see or add the tag ModernProgressRing for the great progress ring. please help me!
Feb 23, 2014 at 4:23 PM
Edited Feb 23, 2014 at 4:25 PM
I think it is only implemented on the source code.