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2014/10/15 ¤U¤È 10:11:07
iphone Programming Glossary: listenersetInterval pauses in iphone/ipad (mobile Safari) during scrolling http://stackoverflow.com/questions/11177774/setinterval-pauses-in-iphone-ipad-mobile-safari-during-scrolling here's a particularly interesting one . Its summary is simple iOS elastic scroll can't be tracked. There's no event listener for it both timeout interval doesn't execute during scroll. And because there's no requestAnimationFrame in iOS5 this seems..
Mobile Web - Disable long-touch/taphold text selection http://stackoverflow.com/questions/11237936/mobile-web-disable-long-touch-taphold-text-selection other functions may not work when text selection is disabled. Shown in this updated jsFiddle is jQuery Click Event listener that will fire a Browser Alert for when the Bold Text is clicked on even if that Bold Text is not text selectable. share..
How do i put a void(shake gesture) inside a IBAction(button)? http://stackoverflow.com/questions/11264989/how-do-i-put-a-voidshake-gesture-inside-a-ibactionbutton improve this question In your IBAction set a BOOL named something like readyToShake to TRUE. Then in your Shake listener check for if readyToShake is TRUE if it is start the animation. If it is FALSE ignore the shake gesture. share improve..
iPhone sdk pass messages between view controllers http://stackoverflow.com/questions/1698051/iphone-sdk-pass-messages-between-view-controllers NSNotificationCenter that it wants to listen for your message and when you send it the delegate in every attached listener is run. For example ViewController.m NSNotificationCenter note NSNotificationCenter defaultCenter note addObserver self..
How to programatically detect earpiece in iphone? http://stackoverflow.com/questions/1832041/how-to-programatically-detect-earpiece-in-iphone AudioRoute changed notification and implement how you want to handle the rout changes Registers the audio route change listener callback function AudioSessionAddPropertyListener kAudioSessionProperty_AudioRouteChange audioRouteChangeListenerCallback..
http://stackoverflow.com/questions/1900352/what-is-nsnotification Apple has provided an Observer Pattern in the Cocoa library called the NSNotificationCenter. The basic idea is that a listener registers with a broadcaster using some predefined protocol. At some later point the broadcaster is told to notify all of.. with a broadcaster using some predefined protocol. At some later point the broadcaster is told to notify all of its listeners where it calls some function on each of its listeners and passes certain arguments along. This allows for asynchronous.. At some later point the broadcaster is told to notify all of its listeners where it calls some function on each of its listeners and passes certain arguments along. This allows for asynchronous message passing between two different objects that don't..
Play MP3 Files with iPhone SDK http://stackoverflow.com/questions/1973902/play-mp3-files-with-iphone-sdk AVAudioSession sharedInstance setCategory AVAudioSessionCategoryAmbient error nil Registers the audio route change listener callback function AudioSessionAddPropertyListener kAudioSessionProperty_AudioRouteChange audioRouteChangeListenerCallback..
How to implement pedometer in iphone? http://stackoverflow.com/questions/1984003/how-to-implement-pedometer-in-iphone app will have to be open to collect pedometer data. The simplest way to do this would be to setup an Accelerometer listener and watch for 'step events'. You'd have to do some experimentation to determine the type and size range of these but that..
Automatically Sizing UIView after Adding to Window http://stackoverflow.com/questions/2659400/automatically-sizing-uiview-after-adding-to-window the most important parts # 1 Add view to window UIApplication sharedApplication keyWindow addSubview aView # 2 Add listener and update view NSNotificationCenter defaultCenter addObserver self selector @selector statusBarFrameOrOrientationChanged..
Disable scrolling in an iPhone web application? http://stackoverflow.com/questions/2890361/disable-scrolling-in-an-iphone-web-application
Detecting rotation to landscape manually http://stackoverflow.com/questions/3005389/detecting-rotation-to-landscape-manually in this specific view controller withouth having an auto rotation on the entire view Thomas UPDATE Thanks I added this listener in the viewDidLoad NSNotificationCenter defaultCenter addObserver self selector @selector didRotate name UIDeviceOrientationDidChangeNotification..
Is there any way to use window.onbeforeunload on Mobile Safari for iOS devices? http://stackoverflow.com/questions/4127621/is-there-any-way-to-use-window-onbeforeunload-on-mobile-safari-for-ios-devices you should make sure when you add the lsitener that you call your onbeforeunlaod function or if you use DOM0 or DOM1 listeners you can just add some class and then use a global script that checks all elements with the class and adds it to the event.. can just add some class and then use a global script that checks all elements with the class and adds it to the event listener with a closure. But you should normaly be able to avoid the use of this event probably using cookies to store the thing..
how to use the object property of NSNotificationcenter http://stackoverflow.com/questions/4312338/how-to-use-the-object-property-of-nsnotificationcenter I want to be able to use it to pass an integer value to my selector method. This is how I have set up the notification listener in my UI View. Seeing as I want an integer value to be passed I'm not sure what to replace nil with. NSNotificationCenter..
http://stackoverflow.com/questions/4745618/ogg-vorbis-in-iphone-sdk see disable ARC for single file Removed all cocos2d references. There were some code related to correcting position of listener depending on orientation... I commented it. I don't need this feature for just playing audio. Copied audio file. And finally.. to ViewController void viewDidLoad super viewDidLoad init PASoundMgr sharedSoundManager PASoundMgr sharedSoundManager listener setPosition CGPointMake 0 0 self.audioSource PASoundMgr sharedSoundManager addSound @ trance loop withExtension @ ogg position..
iPhone - Use of background/foreground methods in AppDelegate http://stackoverflow.com/questions/4846822/iphone-use-of-background-foreground-methods-in-appdelegate appHasGoneInBackground name UIApplicationDidEnterBackgroundNotification object nil Don't forget to release the listener when you don't need to listen to it anymore NSNotificationCenter defaultCenter removeObserver self And best of the best..
http://stackoverflow.com/questions/5908451/usb-programming-on-iphone NSRunLoop currentRunLoop forMode NSDefaultRunLoopMode Then the stream delegate will be called this is a stream listener function that would actived by system while steam has any event void stream NSStream theStream handleEvent NSStreamEvent..
iPhone - Capture device button push http://stackoverflow.com/questions/639721/iphone-capture-device-button-push on the interwebs. Anyone here can help me maybe iphone objective c share improve this question It's easy with a listener callback void audioVolumeChangeListenerCallback void inUserData AudioSessionPropertyID inID UInt32 inDataSize const void..
FFT on iPhone to ignore background noise and find lower pitches http://stackoverflow.com/questions/7181630/fft-on-iphone-to-ignore-background-noise-and-find-lower-pitches curFreq bin i 1 2 memset outputBuffer 0 n sizeof SInt16 Update the UI with our newly acquired frequency value. THIS listener frequencyChangedWithValue bin THIS sampleRate bufferCapacity To start with I believe I need to apply a LOW PASS FILTER .....
http://stackoverflow.com/questions/8032652/is-it-ok-to-use-of-a-notification-to-communication-back-to-the-main-thread-of-an points out is to have the sender send out the notification on whatever thread it decides to and then to make the listener responsible for using the proper thread to perform whatever action it needs to. Hope that was helpful. share improve this..
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