问题
Instead of showing the default "incoming call" screen, I would like to show my own screen (from my app) whenever I receive a call on my iPhone.
Is that possible?
回答1:
Short answer; no.
iOS doesn't allow you to take over that functionality.
At least not "out of the box".
来源：https://stackoverflow.com/questions/8223135/is-it-possible-to-replace-the-ios-incoming-call-screen