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2014/10/15 ¤U¤È 10:07:40
iphone Programming Glossary: driediPhone — is initWithCoder an exception to the usual designated initializer design pattern? http://stackoverflow.com/questions/2944823/iphone-is-initwithcoder-an-exception-to-the-usual-designated-initializer-desi is happening via initWithCoder Well you don't. The entire point of initWithCoder is that you are dealing with a freeze dried instance of your class that contains all the data necessary to recreate the object. The NSCoding protocol makes your class.. once initialized with the coder. The canonical example of this is a nib file. A nib file is just a bunch of freeze dried instances of UI elements and controllers. A UIViewController and its UIViews in a nib have all the data they need to initialize.. method. If you don't save the complete object when you freeze dry it then the attributes that don't get freeze dried aren't needed for the instance object to exist. You just set those ancillary attributes after the object has been initialized...
Behaviour for significant change location API when terminated/suspended? http://stackoverflow.com/questions/3421242/behaviour-for-significant-change-location-api-when-terminated-suspended telling me that I am resuming from a suspended state into a background state Does the location manager that was freeze dried when the app was suspended start receiving locationManager didUpdateToLocation fromLocation callbacks Do I just need to.. the UI and log all the responses that you get back. N.B. Point six in the previous answer is not correct. Freeze dried suspended apps do receive CLLocationManagerDelegate callbacks when they are woken up from a suspended state. share improve..
http://stackoverflow.com/questions/3531014/ios-4-resume-from-background back. Also the OS will have queued a series of potential notifications for significant OS changes if it were freeze dried when those events were fired ie UIApplicationSignificantTimeChangeNotification and UIDeviceBatteryLevelDidChangeNotification..
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