¡@
2014/10/15 ¤U¤È 10:14:07
iphone Programming Glossary: sharedinstanceHow do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder stopButton stopButton release AVAudioSession audioSession AVAudioSession sharedInstance NSError err nil audioSession setCategory AVAudioSessionCategoryPlayAndRecord error err if err NSLog..
How to programatically check whether a keyboard is present in iphone app? http://stackoverflow.com/questions/1490573/how-to-programatically-check-whether-a-keyboard-is-present-in-iphone-app easier to use. @interface KeyboardStateListener NSObject BOOL _isVisible KeyboardStateListener sharedInstance @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance.. @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void.. KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void load NSAutoreleasePool pool NSAutoreleasePool alloc init sharedInstance self..
Programmatically turn on bluetooth in the iphone sdk? http://stackoverflow.com/questions/1743610/programmatically-turn-on-bluetooth-in-the-iphone-sdk To toggle the bluetooth here is the code BluetoothManager manager BluetoothManager sharedInstance manager setEnabled manager enabled I have built a utility to do this myself and it does work. Note if..
Play sound on iPhone even in silent mode http://stackoverflow.com/questions/3740528/play-sound-on-iphone-even-in-silent-mode Sessions then include AVFoundation AVFoundation.h at the start of your file and AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil should do the trick. Note if you play music or..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance currentLocation If you wanted to block the main thread you could do something like this while LocationManager.. If you wanted to block the main thread you could do something like this while LocationManager sharedInstance locationKnown NO blocking here do stuff here dont forget to have some kind of timeout to get out of.. CLLocationManager locationManager CLLocation currentLocation LocationController sharedInstance void start void stop BOOL locationKnown @property nonatomic retain CLLocation currentLocation @end @implementation..
Create singleton using GCD's dispatch_once in Objective C http://stackoverflow.com/questions/5720029/create-singleton-using-gcds-dispatch-once-in-objective-c iOS 4.0 or above Using GCD is it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc.. singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode.. safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton share improve this..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki NSDictionary launchOptions AVAudioSession audioSession AVAudioSession sharedInstance audioSession.delegate self audioSession setCategory AVAudioSessionCategoryAmbient error nil audioSession.. any ideas By the way I'm using the AVAudioSessionCategoryAmbient category with my AVAudioSession sharedInstance . Update I've also tried using different audio categories and a handful of other audio session properties..
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer AVAudioPlayer audioPlayer AVAudioPlayer alloc initWithContentsOfURL url error nil AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil AVAudioSession sharedInstance setActive YES error.. AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil AVAudioSession sharedInstance setActive YES error nil UIApplication sharedApplication beginReceivingRemoteControlEvents audioPlayer..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone use the following code #import Message NetworkController.h NetworkController ntc NetworkController sharedInstance autorelease NSString imeistring ntc IMEI But NetworkController is not found. I also find that I can..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder target self action @selector stopRecording self.navigationItem.rightBarButtonItem stopButton stopButton release AVAudioSession audioSession AVAudioSession sharedInstance NSError err nil audioSession setCategory AVAudioSessionCategoryPlayAndRecord error err if err NSLog @ audioSession @ d @ err domain err code err userInfo description..
How to programatically check whether a keyboard is present in iphone app? http://stackoverflow.com/questions/1490573/how-to-programatically-check-whether-a-keyboard-is-present-in-iphone-app close but collides with UIKit's namespace and could be made easier to use. @interface KeyboardStateListener NSObject BOOL _isVisible KeyboardStateListener sharedInstance @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener.. NSObject BOOL _isVisible KeyboardStateListener sharedInstance @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void load NSAutoreleasePool pool NSAutoreleasePool alloc init sharedInstance.. nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void load NSAutoreleasePool pool NSAutoreleasePool alloc init sharedInstance self alloc init pool release BOOL isVisible return _isVisible..
Programmatically turn on bluetooth in the iphone sdk? http://stackoverflow.com/questions/1743610/programmatically-turn-on-bluetooth-in-the-iphone-sdk your own BluetoothManager.h file to your project #import BluetoothManager.h To toggle the bluetooth here is the code BluetoothManager manager BluetoothManager sharedInstance manager setEnabled manager enabled I have built a utility to do this myself and it does work. Note if all you want to do is create a utility to toggle the bluetooth..
Play sound on iPhone even in silent mode http://stackoverflow.com/questions/3740528/play-sound-on-iphone-even-in-silent-mode have a good reason to be playing sound. If you are using Audio Sessions then include AVFoundation AVFoundation.h at the start of your file and AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil should do the trick. Note if you play music or sounds then iPod playback will be paused. Once this has been..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone What I do is implement a singleton class to manage updates from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance currentLocation If you wanted to block the main thread you could do something like this while LocationManager sharedInstance locationKnown NO blocking here do stuff.. myLocation LocationManager sharedInstance currentLocation If you wanted to block the main thread you could do something like this while LocationManager sharedInstance locationKnown NO blocking here do stuff here dont forget to have some kind of timeout to get out of this blocked state However as it has been already pointed out.. Foundation.h @interface LocationController NSObject CLLocationManagerDelegate CLLocationManager locationManager CLLocation currentLocation LocationController sharedInstance void start void stop BOOL locationKnown @property nonatomic retain CLLocation currentLocation @end @implementation LocationController @synthesize currentLocation..
Create singleton using GCD's dispatch_once in Objective C http://stackoverflow.com/questions/5720029/create-singleton-using-gcds-dispatch-once-in-objective-c using GCD's dispatch_once in Objective C If you can target iOS 4.0 or above Using GCD is it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton.. target iOS 4.0 or above Using GCD is it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton share improve this question This is a perfectly.. is it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton share improve this question This is a perfectly acceptable and thread safe way..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki 0 return NO BOOL application UIApplication application didFinishLaunchingWithOptions NSDictionary launchOptions AVAudioSession audioSession AVAudioSession sharedInstance audioSession.delegate self audioSession setCategory AVAudioSessionCategoryAmbient error nil audioSession setActive YES error nil NSLog @ muted i self deviceIsSilenced.. the physical switch on the phone is ... switched. Anyone have any ideas By the way I'm using the AVAudioSessionCategoryAmbient category with my AVAudioSession sharedInstance . Update I've also tried using different audio categories and a handful of other audio session properties none seem to fire when muting unmuting the switch. Jan...
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer mainBundle pathForResource @ in the storm ofType @ mp3 AVAudioPlayer audioPlayer AVAudioPlayer alloc initWithContentsOfURL url error nil AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil AVAudioSession sharedInstance setActive YES error nil UIApplication sharedApplication beginReceivingRemoteControlEvents..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone get IMEI on iPhone I want to get IMEI on iPhone. I try to use the following code #import Message NetworkController.h NetworkController ntc NetworkController sharedInstance autorelease NSString imeistring ntc IMEI But NetworkController is not found. I also find that I can get uniqueIdentifier using UIDevice myDevice UIDevice currentDevice..
How do I record audio on iPhone with AVAudioRecorder? http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder self.navigationItem.rightBarButtonItem stopButton stopButton release AVAudioSession audioSession AVAudioSession sharedInstance NSError err nil audioSession setCategory AVAudioSessionCategoryPlayAndRecord error err if err NSLog @ audioSession @ d @..
How to programatically check whether a keyboard is present in iphone app? http://stackoverflow.com/questions/1490573/how-to-programatically-check-whether-a-keyboard-is-present-in-iphone-app and could be made easier to use. @interface KeyboardStateListener NSObject BOOL _isVisible KeyboardStateListener sharedInstance @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation.. sharedInstance @property nonatomic readonly getter isVisible BOOL visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void load NSAutoreleasePool.. visible @end static KeyboardStateListener sharedInstance @implementation KeyboardStateListener KeyboardStateListener sharedInstance return sharedInstance void load NSAutoreleasePool pool NSAutoreleasePool alloc init sharedInstance self alloc init pool..
Programmatically turn on bluetooth in the iphone sdk? http://stackoverflow.com/questions/1743610/programmatically-turn-on-bluetooth-in-the-iphone-sdk project #import BluetoothManager.h To toggle the bluetooth here is the code BluetoothManager manager BluetoothManager sharedInstance manager setEnabled manager enabled I have built a utility to do this myself and it does work. Note if all you want to do..
Play sound on iPhone even in silent mode http://stackoverflow.com/questions/3740528/play-sound-on-iphone-even-in-silent-mode If you are using Audio Sessions then include AVFoundation AVFoundation.h at the start of your file and AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil should do the trick. Note if you play music or sounds then iPod playback..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone class to manage updates from core location. To access my current location I do a CLLocation myLocation LocationManager sharedInstance currentLocation If you wanted to block the main thread you could do something like this while LocationManager sharedInstance.. currentLocation If you wanted to block the main thread you could do something like this while LocationManager sharedInstance locationKnown NO blocking here do stuff here dont forget to have some kind of timeout to get out of this blocked state However.. NSObject CLLocationManagerDelegate CLLocationManager locationManager CLLocation currentLocation LocationController sharedInstance void start void stop BOOL locationKnown @property nonatomic retain CLLocation currentLocation @end @implementation LocationController..
Create singleton using GCD's dispatch_once in Objective C http://stackoverflow.com/questions/5720029/create-singleton-using-gcds-dispatch-once-in-objective-c C If you can target iOS 4.0 or above Using GCD is it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance.. it the best way to create singleton in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton share.. in Objective C thread safe id sharedInstance static dispatch_once_t once static id sharedInstance dispatch_once once ^ sharedInstance self alloc init return sharedInstance iphone ios objective c xcode singleton share improve this question This is a..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki application didFinishLaunchingWithOptions NSDictionary launchOptions AVAudioSession audioSession AVAudioSession sharedInstance audioSession.delegate self audioSession setCategory AVAudioSessionCategoryAmbient error nil audioSession setActive YES error.. switched. Anyone have any ideas By the way I'm using the AVAudioSessionCategoryAmbient category with my AVAudioSession sharedInstance . Update I've also tried using different audio categories and a handful of other audio session properties none seem to fire..
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer storm ofType @ mp3 AVAudioPlayer audioPlayer AVAudioPlayer alloc initWithContentsOfURL url error nil AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil AVAudioSession sharedInstance setActive YES error nil UIApplication.. url error nil AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil AVAudioSession sharedInstance setActive YES error nil UIApplication sharedApplication beginReceivingRemoteControlEvents audioPlayer play super viewDidLoad..
http://stackoverflow.com/questions/823181/how-to-get-imei-on-iphone on iPhone. I try to use the following code #import Message NetworkController.h NetworkController ntc NetworkController sharedInstance autorelease NSString imeistring ntc IMEI But NetworkController is not found. I also find that I can get uniqueIdentifier..
|