2014/10/15 下午 10:13:57

iphone Programming Glossary: setkeepalivetimeout

UILocalNotification does not fire after 10 minutes in background

http://stackoverflow.com/questions/19273039/uilocalnotification-does-not-fire-after-10-minutes-in-background

voip in Info.plist Configured one of the app 䏭 sockets for VoIP usage. Before moving to the background setKeepAliveTimeout handler is called Configured audio session to handle transitions to and from active use. To ensure a better user experience..

What does this ^ syntax mean in Objective-C?

http://stackoverflow.com/questions/3499186/what-does-this-syntax-mean-in-objective-c

does this ^ syntax mean in Objective C In iPhone SDK 4.0 UIApplication has a new method setKeepAliveTimeout that requires a second parameter of type 'void ^ void '. BOOL setKeepAliveTimeout NSTimeInterval timeout handler void ^.. 4.0 UIApplication has a new method setKeepAliveTimeout that requires a second parameter of type 'void ^ void '. BOOL setKeepAliveTimeout NSTimeInterval timeout handler void ^ void keepAliveHandler What exactly does the syntax of the second param mean and how..

iPhone - Backgrounding to poll for events

http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events

This is where you can do your X Minutes if 10Minutes is okay. BOOL backgroundAccepted UIApplication sharedApplication setKeepAliveTimeout 600 handler ^ self backgroundHandler if backgroundAccepted NSLog @ VOIP backgrounding accepted Now the magic happens I.. there was a surprise. The BG Task is limited to 600 seconds. This is the exact minimum time of the VoIP minimumtime setKeepAliveTimeout 600 . So THIS code leads into infinite execution in background Header UIBackgroundTaskIdentifier bgTask Code if the iOS.. void applicationDidEnterBackground UIApplication application BOOL backgroundAccepted UIApplication sharedApplication setKeepAliveTimeout 600 handler ^ self backgroundHandler if backgroundAccepted NSLog @ VOIP backgrounding accepted UIApplication app UIApplication..

setKeepAliveTimeout and BackgroundTasks

http://stackoverflow.com/questions/4777499/setkeepalivetimeout-and-backgroundtasks

and BackgroundTasks I've a big headache with the topic. I'm working on an application that needs to poll a webserver regularly.. the plist I'm able to wake my application using something like this in my appDelegate UIApplication sharedApplication setKeepAliveTimeout 1200 handler ^ NSLog @ startingKeepAliveTimeout self contentViewLog @ startingKeepAliveTimeout MyPushOperation op MyPushOperation.. iphone objective c nsurlconnection nsthread objective c blocks share improve this question When you call setKeepAliveTimeout handler you only get a maximum of 30 seconds to complete everything and suspend. You're not given the same background grace..

How to Maintain VOIP socket connection in background?

http://stackoverflow.com/questions/5987495/how-to-maintain-voip-socket-connection-in-background

open 2. Should I reconnect the stream in the handler applicationDidEnterBackground UIApplication sharedApplication setKeepAliveTimeout 86400 handler ^ void if inputStream inputStream close if outputStream outputStream close urlStr @ http 192.168.0.108 website.. on the client and server side. And will increase the time between the disconnect and reconnect. BOOL scheduled app setKeepAliveTimeout pingTimeout handler ^ Schedule processing after some time interval SchedulePing 0 Where SchedulePing 0 will be executed..

How to keep iphone ios xmpp connection alive while in the background?

http://stackoverflow.com/questions/8261135/how-to-keep-iphone-ios-xmpp-connection-alive-while-in-the-background

UIApplication application DDLogVerbose @ @ @ THIS_FILE THIS_METHOD if application respondsToSelector @selector setKeepAliveTimeout handler application setKeepAliveTimeout 600 handler ^ DDLogVerbose @ KeepAliveHandler Do other keep alive stuff here. .. @ @ @ THIS_FILE THIS_METHOD if application respondsToSelector @selector setKeepAliveTimeout handler application setKeepAliveTimeout 600 handler ^ DDLogVerbose @ KeepAliveHandler Do other keep alive stuff here. iphone ios background connection xmpp ..