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2014/10/15 ¤U¤È 10:04:52
iphone Programming Glossary: callbackhow to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif when get the kCTMessageReceivedNotification notification CTTelephonyCenterAddObserver ct NULL callback NULL NULL CFNotificationSuspensionBehaviorHold if notifyname isEqualToString @ kCTMessageReceivedNotification..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview myscheme mycommand myarguments then parse out the command and arguments from this delegate callback BOOL webView UIWebView inWeb shouldStartLoadWithRequest NSURLRequest inRequest navigationType UIWebViewNavigationType..
How can I send mail from an iPhone application http://stackoverflow.com/questions/310946/how-can-i-send-mail-from-an-iphone-application controller animated YES controller release Then the user does the work and you get the delegate callback in time void mailComposeController MFMailComposeViewController controller didFinishWithResult MFMailComposeResult..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework say we want to perform pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback... it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method...
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback try to do sth. According to Apple we have ONLY 30 seconds to perform this Task Else the Application.. backgrounding accepted Now the magic happens I don't even use VoIP Sockets. But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous.. execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback UIApplication app UIApplication sharedApplication bgTask app beginBackgroundTaskWithExpirationHandler..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload NSMutableDictionary params NSMutableDictionary dictionaryWithObjectsAndKeys data @ video nil @ callback @ test @ title @ upload testing @ description @ EVERYONE @ privacy nil _facebook requestWithMethodName..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour to avoid two actions writing to the context at the same time. Then within your CADisplayLink callback you can use code like the following if dispatch_semaphore_wait frameRenderingSemaphore DISPATCH_TIME_NOW..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook not as installed for this purpose as you wont we getting any option to enter any website url for callback which is very important in this case. and in webview delegate method webViewDidFinishLoad NSString urlStr..
how to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif on IOS5 With ios4.x I can use code below to get the message when get the kCTMessageReceivedNotification notification CTTelephonyCenterAddObserver ct NULL callback NULL NULL CFNotificationSuspensionBehaviorHold if notifyname isEqualToString @ kCTMessageReceivedNotification receive message NSDictionary info NSDictionary userInfo..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview delegate of the UIWebView. In a nutshell you use document.location myscheme mycommand myarguments then parse out the command and arguments from this delegate callback BOOL webView UIWebView inWeb shouldStartLoadWithRequest NSURLRequest inRequest navigationType UIWebViewNavigationType inType if inRequest URL absoluteString hasPrefix..
How can I send mail from an iPhone application http://stackoverflow.com/questions/310946/how-can-i-send-mail-from-an-iphone-application there. isHTML NO if controller self presentModalViewController controller animated YES controller release Then the user does the work and you get the delegate callback in time void mailComposeController MFMailComposeViewController controller didFinishWithResult MFMailComposeResult result error NSError error if result MFMailComposeResultSent..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework in why would we be using this function in the first place Let's say we want to perform pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate was 44.1kHz so that's ~44 frames sec. So our time window is..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone ios #documentation Cocoa Conceptual Blocks Articles 00_Introduction.html They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be.. but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct to do this when using the method but..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events is done in your AppDelegate if the iOS device allows background execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback try to do sth. According to Apple we have ONLY 30 seconds to perform this Task Else the Application will be terminated UIApplication app UIApplication sharedApplication.. ^ self backgroundHandler if backgroundAccepted NSLog @ VOIP backgrounding accepted Now the magic happens I don't even use VoIP Sockets. But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are being executed for a short while. You.. bgTask Code if the iOS device allows background execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback UIApplication app UIApplication sharedApplication bgTask app beginBackgroundTaskWithExpirationHandler ^ app endBackgroundTask bgTask bgTask UIBackgroundTaskInvalid..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload @ mp4 NSData data NSData dataWithContentsOfFile filePath NSMutableDictionary params NSMutableDictionary dictionaryWithObjectsAndKeys data @ video nil @ callback @ test @ title @ upload testing @ description @ EVERYONE @ privacy nil _facebook requestWithMethodName @ video.upload andParams params andHttpMethod @..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour all of your rendering updates to a particular OpenGL ES context to avoid two actions writing to the context at the same time. Then within your CADisplayLink callback you can use code like the following if dispatch_semaphore_wait frameRenderingSemaphore DISPATCH_TIME_NOW 0 return dispatch_async openGLESContextQueue ^ EAGLContext..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook a client id in api console for your app that is web based and not as installed for this purpose as you wont we getting any option to enter any website url for callback which is very important in this case. and in webview delegate method webViewDidFinishLoad NSString urlStr webView.request URL absoluteString NSArray array urlStr..
how to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif below to get the message when get the kCTMessageReceivedNotification notification CTTelephonyCenterAddObserver ct NULL callback NULL NULL CFNotificationSuspensionBehaviorHold if notifyname isEqualToString @ kCTMessageReceivedNotification receive message..
Play MP3 Files with iPhone SDK http://stackoverflow.com/questions/1973902/play-mp3-files-with-iphone-sdk sharedInstance setCategory AVAudioSessionCategoryAmbient error nil Registers the audio route change listener callback function AudioSessionAddPropertyListener kAudioSessionProperty_AudioRouteChange audioRouteChangeListenerCallback self..
Re-Apply currency formatting to a UITextField on a change event http://stackoverflow.com/questions/2388448/re-apply-currency-formatting-to-a-uitextfield-on-a-change-event if the value in the field reads 12 345 and the user taps the 6 key then the value should change to 123 456 . Which callback is the correct one to do this in should I use textField shouldChangeCharactersInRange replacementString or a custom target..
Does UIGestureRecognizer work on a UIWebView? http://stackoverflow.com/questions/2909807/does-uigesturerecognizer-work-on-a-uiwebview you use document.location myscheme mycommand myarguments then parse out the command and arguments from this delegate callback BOOL webView UIWebView inWeb shouldStartLoadWithRequest NSURLRequest inRequest navigationType UIWebViewNavigationType inType..
How can I send mail from an iPhone application http://stackoverflow.com/questions/310946/how-can-i-send-mail-from-an-iphone-application controller animated YES controller release Then the user does the work and you get the delegate callback in time void mailComposeController MFMailComposeViewController controller didFinishWithResult MFMailComposeResult result..
Using the apple FFT and accelerate Framework http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework in the first place Let's say we want to perform pitch detection on microphone input and we have set it up so that some callback gets triggered every time the microphone gets in 1024 floats. Supposing the microphone sampling rate was 44.1kHz so that's..
Behaviour for significant change location API when terminated/suspended? http://stackoverflow.com/questions/3421242/behaviour-for-significant-change-location-api-when-terminated-suspended data if your app has been suspended but fails to mention how you are woken up Does the UIApplicationDelegate get a callback telling me that I am resuming from a suspended state into a background state Does the location manager that was freeze dried.. that was freeze dried when the app was suspended start receiving locationManager didUpdateToLocation fromLocation callbacks Do I just need to implement code in my didUpdateToLocation message which checks the application state and does minimal.. apps is as I suspected at the end of the question. That is your suspended app is woken up you don't receive any callbacks on your app delegate instead you receive your location updates through your existing CLLocationManagerDelegate . You can..
display image from URL retrieved from ALAsset in iPhone http://stackoverflow.com/questions/3837115/display-image-from-url-retrieved-from-alasset-in-iphone Articles 00_Introduction.html They bend your head a little but if you think of them as notification selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont.. selectors or callbacks it kind of helps. Also when findLargeImage returns the resultblock wont have run yet as its a callback. So largeImage wont be valid yet. largeImage needs to be an instance variable not scoped to the method. I use this construct..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events device allows background execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback try to do sth. According to Apple we have ONLY 30 seconds to perform this Task Else the Application will be terminated UIApplication.. NSLog @ VOIP backgrounding accepted Now the magic happens I don't even use VoIP Sockets. But this 10 Minutes callback provides a nice side effect After 10 Minutes sometimes earlier I discovered that my timers and previous running treads are.. device allows background execution this Handler will be called void backgroundHandler NSLog @ ### VOIP backgrounding callback UIApplication app UIApplication sharedApplication bgTask app beginBackgroundTaskWithExpirationHandler ^ app endBackgroundTask..
Uploading live streaming video from iPhone [duplicate] http://stackoverflow.com/questions/5062266/uploading-live-streaming-video-from-iphone is for downloads to the iPhone. The way I'm doing it is to implement an AVCaptureSession which has a delegate with a callback that's run on every frame. That callback sends each frame over the network to the server which has a custom setup to receive.. I'm doing it is to implement an AVCaptureSession which has a delegate with a callback that's run on every frame. That callback sends each frame over the network to the server which has a custom setup to receive it. Here's the flow http developer.apple.com.. previewLayer go captureSession startRunning Then the output device's delegate here self has to implement the callback void captureOutput AVCaptureOutput captureOutput didOutputSampleBuffer CMSampleBufferRef sampleBuffer fromConnection AVCaptureConnection..
http://stackoverflow.com/questions/5355846/iphone-facebook-video-upload filePath NSMutableDictionary params NSMutableDictionary dictionaryWithObjectsAndKeys data @ video nil @ callback @ test @ title @ upload testing @ description @ EVERYONE @ privacy nil _facebook requestWithMethodName @ video.upload..
CADisplayLink OpenGL rendering breaks UIScrollView behaviour http://stackoverflow.com/questions/5944050/cadisplaylink-opengl-rendering-breaks-uiscrollview-behaviour OpenGL ES context to avoid two actions writing to the context at the same time. Then within your CADisplayLink callback you can use code like the following if dispatch_semaphore_wait frameRenderingSemaphore DISPATCH_TIME_NOW 0 return dispatch_async..
What exactly does delegate do in xcode ios project? http://stackoverflow.com/questions/7215698/what-exactly-does-delegate-do-in-xcode-ios-project getting your head around how to think about it ahead of the technical details is important. Simply put a delegate is a callback. Two main scenarios to use delegates A class or control wants to abstract out the details on how to do work like retrieve.. XXTaskBoard void setDelegate id XXTaskBoardDelegate newDelegate the control stores the delegate so it can callback and ask you questions. Then for the delegate class in the header declare you implement that formal protocol and in the implementation..
Documented process for using facebook connect for the iPhone to upload photos http://stackoverflow.com/questions/750328/documented-process-for-using-facebook-connect-for-the-iphone-to-upload-photos Facebook application's API key here static NSString kApiKey @ XXXXXXXXXXXXXXXXXX Enter either your API secret or a callback URL as described in documentation static NSString kApiSecret @ XXXXXXXXXXXXXXXXXX @ YOUR SECRET KEY @implementation..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook that is web based and not as installed for this purpose as you wont we getting any option to enter any website url for callback which is very important in this case. and in webview delegate method webViewDidFinishLoad NSString urlStr webView.request..
Login to Facebook using FBGraph http://stackoverflow.com/questions/11805078/login-to-facebook-using-fbgraph FbGraph.m using UIWebView self.redirectUri @ http www.facebook.com connect login_success.html void authenticateUserWithCallbackObject id anObject andSelector SEL selector andExtendedPermissions NSString extended_permissions andSuperView UIView super_view.. FbGraph alloc initWithFbClientID client_id begin the authentication process..... self.fbGraph authenticateUserWithCallbackObject self andSelector @selector fbGraphCallback andExtendedPermissions @ user_photos user_videos publish_stream offline_access.. the authentication process..... self.fbGraph authenticateUserWithCallbackObject self andSelector @selector fbGraphCallback andExtendedPermissions @ user_photos user_videos publish_stream offline_access user_checkins friends_checkins else Add..
Callback for UITableView animations http://stackoverflow.com/questions/2802146/callback-for-uitableview-animations for UITableView animations Is there a delegate protocol that includes a callback for the end of animated changes to UITableView..
Animation End Callback for CALayer? http://stackoverflow.com/questions/296967/animation-end-callback-for-calayer End Callback for CALayer I'm wondering where the callbacks are or if there are anything for animations in a CALayer. Specifically for..
Coredata - “NSObjectInaccessibleException - CoreData could not fulfill a fault” http://stackoverflow.com/questions/5591301/coredata-nsobjectinaccessibleexception-coredata-could-not-fulfill-a-fault fetch data from the server and Update the UI. I have set up the flow this way view1 Send HTTP Req from Server Receive Callback Save Data To Coredata Read From Core Data and display on the UI callback and saving reading Coredata happen in ViewController.. on the UI callback and saving reading Coredata happen in ViewController view2 Send HTTP Req from Server Receive Callback Save Data To Coredata Read From Core Data and display on the UI callback and saving reading Coredata happen in ViewController.. refreshData UserDataFactory sharedSingleton refreshLoggedInUserDataAndRespondTo self user self.user BOOL refreshDataCallback QExtendedHTTPOperation responseOperation self saveToCoreData responseOperation.responseArray NSMutableArray tmp NSMutableArray..
ABAddressBookRegisterExternalChangeCallback works, but data is stale http://stackoverflow.com/questions/7138718/abaddressbookregisterexternalchangecallback-works-but-data-is-stale works but data is stale my app registers the callback once notificationAddressBook ABAddressBookCreate ABAddressBookRegisterExternalChangeCallback.. my app registers the callback once notificationAddressBook ABAddressBookCreate ABAddressBookRegisterExternalChangeCallback notificationAddressBook MyAddressBookExternalChangeCallback self then in my callback void MyAddressBookExternalChangeCallback.. ABAddressBookCreate ABAddressBookRegisterExternalChangeCallback notificationAddressBook MyAddressBookExternalChangeCallback self then in my callback void MyAddressBookExternalChangeCallback ABAddressBookRef notifyAddressBook CFDictionaryRef info..
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