Passing touches between stacked UIWindows?

Question

I have two windows -- a front one, and a back one. The front one is used to overlay some stuff on top of the back one. I want to be able to capture touches on some parts of

Answer 1

Instead of using multiple UIWindows, get the key window with [[UIApplication sharedApplication] keyWindow], then add your view to it:

mainWindow = [[UIApplication sharedApplication] keyWindow];
[mainWindow addSubview:view]