2014/10/15 下午 10:15:14

iphone Programming Glossary: uiapplicationdidbecomeactivenotification

ViewDidAppear is not called when Opening app from background

http://stackoverflow.com/questions/15864364/viewdidappear-is-not-called-when-opening-app-from-background

NSLog @ view did load NSNotificationCenter defaultCenter addObserver self selector @selector appDidBecomeActive name UIApplicationDidBecomeActiveNotification object nil NSNotificationCenter defaultCenter addObserver self selector @selector appDidEnterForeground name UIApplicationWillEnterForegroundNotification..

How to refresh UITableView after app comes becomes active again?

http://stackoverflow.com/questions/3300694/how-to-refresh-uitableview-after-app-comes-becomes-active-again

the viewcontroller NSNotificationCenter defaultCenter addObserver self selector @selector becomeActive name UIApplicationDidBecomeActiveNotification object nil add the actual method in the controller void becomeActive NSNotification notification NSLog @ becoming active..

Handling applicationDidBecomeActive

http://stackoverflow.com/questions/3639859/handling-applicationdidbecomeactive

in the application. When you create or load your view controller you'll want to register it as an observer for the UIApplicationDidBecomeActiveNotification and specify which method that you want to call when that notification gets sent to your application. NSNotificationCenter.. sent to your application. NSNotificationCenter defaultCenter addObserver self selector @selector someMethod name UIApplicationDidBecomeActiveNotification object nil Don't forget to clean up after yourself In dealloc remember to remove yourself as the observer NSNotificationCenter..

iPhone - Use of background/foreground methods in AppDelegate

http://stackoverflow.com/questions/4846822/iphone-use-of-background-foreground-methods-in-appdelegate

iPhone GPS Development - Tips + Tricks [closed]

http://stackoverflow.com/questions/488088/iphone-gps-development-tips-tricks

this in your application by listening for UIApplicationWillResignActiveNotification to detect the screen locking and UIApplicationDidBecomeActiveNotification to detect unlock. Higher precision results will take more time to acquire because the longer you wait the better the results..