如何在Xcode中自动实现协议方法?

When I was programming on eclipse, I remember that there was an option to auto implement interface methods (first implement the interface in the class and then implements methods right mouse clicking in the class body). Is there any similar option for to auto implement protocol methods in Xcode? I think that could be a cool features, saving lots of time... Thanks a lot to everyone that have any "solutions" to my trouble.When I was programming on eclipse, I remember t