When an event happens in the view, the Cocoa framework will call the controller.
当视图中发生一个事件时，Cocoa框架将会调用这个控制器。
Each controller call now has to have an annotation in order to be reachable.
现在，为了达到每个控制器调用，不得不都有了一个注释。
Each controller call now has to have an annotation in order to be reachable.
现在，为了达到每个控制器调用，不得不都有了一个注释。
应用推荐