Creating A Delegate Callback

Often you need a class to call back a method of its owner. In this example MainClass is the class that needs to be called back and SubClass is the class that will need to call back a method in the MainClass. //You can copy the entire block below and then use find and replace […]

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Using Delegate Callback Functions

An Example Of Implementing The Location Services Framework Callbacks Include File You probably need to include the file for the class that will call you back via the delegate in your .h file: #import <CoreLocation/CoreLocation.h> Add The Delegate Definition To Your Class Declaration @interface WhereamiAppDelegate : NSObject <UIApplicationDelegate, CLLocationManagerDelegate> //A delegate is an input to […]

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