2014/10/15 下午 10:04:30

iphone Programming Glossary: backgrounded

Core Bluetooth and backgrounding: Detection of a device and triggering an action, even after being days in background mode?

http://stackoverflow.com/questions/15062902/core-bluetooth-and-backgrounding-detection-of-a-device-and-triggering-an-action

the connect command to the device I'm looking for. The connection callback comes even after minutes after my app was backgrounded. But the app gets suspended after let's say one hour. This means that the next time my app gets launched by the user it..

IOS3 Compatible App in IOS4 Mutlitasking

http://stackoverflow.com/questions/3654900/ios3-compatible-app-in-ios4-mutlitasking

to Multitasking i.e. When the IOS3 app is closed on an IOS4 phone and than they reopen it will it restart or is it backgrounded multitasked and when reloaded taken to where the user just was Does anyone have advice on how i should go about this I need..

Correct way to poll server in background

http://stackoverflow.com/questions/4032829/correct-way-to-poll-server-in-background

way to poll server in background Assuming this is possible I would like my iOS application when backgrounded to poll a server i.e. essentially retrieve the contents of a URL every 30 minutes and notify the user if it contains something..

iPhone App can autolaunch after device boot?

http://stackoverflow.com/questions/5109305/iphone-app-can-autolaunch-after-device-boot

iphone XMPP App run background

http://stackoverflow.com/questions/5257580/iphone-xmpp-app-run-background

didReceiveMessage XMPPMessage message handler you would want to create a local notification for the message if you are backgrounded you can keep track of background state via UIApplicationDidEnterBackgroundNotification and UIApplicationWillEnterForegroundNotification..

Why does viewWillAppear not get called when an app comes back from the background?

http://stackoverflow.com/questions/5277940/why-does-viewwillappear-not-get-called-when-an-app-comes-back-from-the-backgroun

if someone looks at another application or takes a phone call then switches back to your app which was earlier on backgrounded your UIViewController which was already visible when you left your app 'doesn't care' so to speak as far as it is concerned..

Lock Unlock events iphone

http://stackoverflow.com/questions/706344/lock-unlock-events-iphone

active gets called in all sorts of scenarios... and from all my testing even if your application stays awake while backgrounded there are no ways to determine that the screen is locked CPU speed doesn't report BUS speed remains the same mach_time denom..

When does an iphone application receive didChangeAuthorizationStatus: delegate call?

http://stackoverflow.com/questions/7266700/when-does-an-iphone-application-receive-didchangeauthorizationstatus-delegate-c

is when would this happen If the user changed the setting it means they are in the settings app and your app is either backgrounded or not running at all so in the former case when would your app's CLLocationManager delegate get the didChangeAuthorizationStatus..

How do I keep the user's iPhone's display on?

http://stackoverflow.com/questions/7680795/how-do-i-keep-the-users-iphones-display-on