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  • iPhone Localization: simple project not working

    - by gonso
    Hello Im doing my first localized project and I've been fighting with it for several hours with no luck. I have to create an app that, based on the user selection, shows texts and images in different languages. I've read most of Apple's documents on the matter but I cant make a simple example work. This are my steps so far: 1) Create a new project. 2) Manually create a "en.lproj" directory in the projects folder. 3) Using TexEdit create file called "Localizable.strings" and store it in Unicode UTF-16. The file looks like this: /* Localizable.strings Multilanguage02 Created by Gonzalo Floria on 5/6/10. Copyright 2010 __MyCompanyName__. All rights reserved. */ "Hello" = "Hi"; "Goodbye" = "Bye"; 4) I drag this file to the Resources Folder on XCode and it appear with the "subdir" "en" underneath it (with the dropdown triangle to the left). If I try to see it on XCode it looks all wrong, whit lots of ? symbols, but Im guessing thats because its a UTF-16 file. Right? 5) Now on my view did load I can access this strings like this: NSString *translated; translated = NSLocalizedString(@"Hello", @"User greetings"); NSLog(@"Translated text is %@",translated); My problem is allowing the user to switch language. I have create an es.lproj with the Localizable.strings file (in Spanish), but I CANT access it. I've tried this line: [[NSUserDefaults standardUserDefaults] setObject: [NSArray arrayWithObjects:@"es", nil] forKey:@"AppleLanguages"]; But that only works the NEXT time you load the application. Is there no way to allow the user to switch languages while running the application?? Do I have to implement my own Dictionary files and forget all about NSLocalizableString family? Thanks for ANY advice or pointers. Gonso

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  • Cached/offline maps for iPhone?

    - by Konstantin
    I'd like to use use maps in my application, so that there will be as less as possible traffic. Perfect solution would be caching of map slices. I know it's not possible with google maps (license). I took a look on OpenStreetMaps and it seems as good solution. The next: SDK. The only one I've found is from CloudMade. The problem is, I found no related API methods for caching/offline calls. Are there any alternative solutions?

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  • iPhone OS: making a switch statement that uses string literals as comparators instead of integers

    - by nickthedude
    So i'd like to do this: switch (keyPath) { case @"refreshCount": //do stuff case @"timesLaunched": //do other stuff } but apparently you can only use integers as the switch quantity. Is the only way to do this parse the string into an integer identifier and then run the switch statement? like this: nsinteger num = nil; if (keyPath isEqual:@"refreshCount") { num = 0 } if (keyPath isEqual:@"timesLaunched") { num = 1 } I'm trying to optimize this code to be as quick as possible because its going to get called quite often. thanks, Nick

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  • iphone: unrecognized selector sent to instance

    - by eshalev
    I am new to objective C, So maybe there is some basic thing that I am missing about selectors. I would like to understand the basic concept behind this error as I have not found an general error reference. I am getting this error when using: [CloseButton addTarget:PageContents action:@selector(CloseButtonPressed) forControlEvents:UIControlEventTouchUpInside]; and then later: - (void)CloseButtonPressed:(id)sender{ UIAlertView *someError = [[UIAlertView alloc] initWithTitle: @"Comment" message: @"hello" delegate: self cancelButtonTitle: @"Ok" otherButtonTitles: nil]; [someError show]; [someError release]; }

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  • how to create binary of iphone application

    - by CodeWriter
    hello, On reading the iTunesConnect_DeveloperGuide.pdf, i came across the term binary. This is the paragraph found in the pdf: To submit your application through iTunes Connect and get it posted on the App Store successfully, make sure you have the following: Application binary (includes 57px icon), large 512px icon for use on the App Store, primary screenshot, contract information, export compliance information and applica- tion metadata It is also mentioned that the binary should be a zipped file. Can anyone please explain what is a binary and how to create one? Thanks

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  • Why to store username and password in Keychain in iPhone app

    - by Suriya
    I have worked with NSUserDefault but this keychain concept is totally new for me. I have tried looking for similar Questions but couldn't find the exact reason to do so. What I have done: I already know how to store data in NSUserDefault. and also the reason why do we need to store it. Regarding Keychain I just know that storing in keychain stores the data with some extra security by encoding the original text while NSUserDefault stores the data as plain text. Is this the only reason for storing the data in keychain?

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  • CLLOcationManager will work correctly in iphone sdk?

    - by Mikhail Naimy
    hi, I am using the code which is in the URL stackoverflow.but I have done database operation in that method(didEnterRegionCLRegion ).Will it work correctly without opening the application (in background).I have given alert also.but it is not called.anyone who is experienced , help me in this matter?I am in India..will it give only correct GEO information only for AT&T service provider?Apple did not give any sample code for it?I have registered location in viewcontroller, i have to do the same in any Delegate methods?

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  • iPhone SDK: How to get mic volume

    - by TheGambler
    I want to get the volume or even how much noise is coming through the mic. So someone is talking or some noise is going on in the background I want to know how much. Which framework would I use: Audio Toolbox, Audio Unit, AV Foundation, and Core Audio

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  • CCAnimate/CCAnimation cause inconsistent setTexture behavior in cocos2d on iPhone

    - by chillid
    Hi, I have a character that goes through multiple states. The state changes are reflected by means of a sprite image (texture) change. The state change is triggered by a user tapping on the sprite. This works consistently and quite well. I then added an animation during State0. Now, when the user taps - setTexture gets executed to change the texture to reflect State1, however some of the times (unpredictable) it does not change the texture. The code flows as below: // 1. // Create the animation sequence CGRect frame1Rect = CGRectMake(0,32,32,32); CGRect frame2Rect = CGRectMake(32,32,32,32); CCTexture2D* texWithAnimation = [[CCTextureCache sharedTextureCache] addImage:@"Frames0_1_thinkNthickoutline32x32.png"]; id anim = [[[CCAnimation alloc] initWithName:@"Sports" delay:1/25.0] autorelease]; [anim addFrame:[CCSpriteFrame frameWithTexture:texWithAnimation rect:frame1Rect offset:ccp(0,0)]]; [anim addFrame:[CCSpriteFrame frameWithTexture:texWithAnimation rect:frame2Rect offset:ccp(0,0)]]; // Make the animation sequence repeat forever id myAction = [CCAnimate actionWithAnimation: anim restoreOriginalFrame:NO]; // 2. // Run the animation: sports = [[CCRepeatForever alloc] init]; [sports initWithAction:myAction]; [self.sprite runAction:sports]; // 3. stop action on state change and change texture: NSLog(@"Stopping action"); [sprite stopAction:sports]; NSLog(@"Changing texture for kCJSports"); [self setTexture: [[CCTextureCache sharedTextureCache] addImage:@"SportsOpen.png"]]; [self setTextureRect:CGRectMake(0,0,32,64)]; NSLog(@"Changed texture for kCJSports"); Note that all the NSLog lines get logged - and the texture RECT changes - but the image/texture changes only some of the times - fails for around 10-30% of times. Locking/threading/timing issue somewhere? My app (game) is single threaded and I only use the addImage and not the Async version. Any help much appreciated.

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  • iPad/iPhone Dev: displayViewController Is Rendering Portrait in Landscape Orientation

    - by Holly
    -(void)displayFirstScreen { UIViewController *displayViewController=[[UIViewController alloc] init]; displayViewController.view = displaySplash; [self presentModalViewController:displayViewController animated:NO]; [self performSelector:@selector(removeScreen) withObject:nil afterDelay:2.0]; [displayViewController release]; } -(void)removeScreen { [[self modalViewController] dismissModalViewControllerAnimated:YES]; } The above code works but my orientation is landscape and the view comes and goes in portrait. Any ideas? Thanks in advance!

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  • iphone core data loop array and save each

    - by Matt Facer
    I have a core data model with two tables (meal and ingredients). I am trying to save ONE meal with MANY ingredients. I have the code below which loops through an array of ingredients. I'm trying to save it, but I cannot redeclare the "entity" below. How do I do it? I've tried releasing it, but that didn't work! Thanks for any help. for (x=0;x<ingredients;x++) { NSEntityDescription *entity = [NSEntityDescription insertNewObjectForEntityForName:@"Ingredient" inManagedObjectContext:managedObjectContext]; entity.name = @"test"; } (this method does work saving ONE record out of the loop.. so that's not the problem)

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  • how to change orientation of the iphone /ipod ?

    - by Balraj
    HI All i am using the device orientation for some functionality like as in stating the as we run the app it should be in the landscape mode and in this mode if we orientate the phone in 90 angle than it should play some video than problem comes video play by default in the landscape mode but we need it in the portrait mode than for playing video in the portrait mode we put the code [ mPlayer setOrientation:UIDeviceOrientationPortrait animated:NO]; like this even this method show a warning but it do work for playing the video in the portrait mode. now what is the problem :-as we start the app the screen we were showing in the starting of the app just comes and disaapper and it just starts playing the video and not come to that screen we even use the default rotation function to make it usable but it doesn't work any suggestion thanks Balraj Verma

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  • problem downloading movie to iphone for storage and playback

    - by padatronic
    I am basically making a video library where you download videos and I then write them to the applications documents folder. This all works fine and if i stream the video from online it plays fine. Or indeed I can stream it from the resource folder fine. However, after downloading it and saving to the documents folder then attempting to stream I get the error 'movie format not supported' any ideas? thanks very much

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  • iPhone: How to Determine Average Light/Dark of an Area of an UIImage

    - by TechZen
    I need to place labels with a transparent background over a variable-content UIImage. Readability will vary significantly depending on the relationship between the color of the label's text and the color/luminosity of the area of the image displayed under the label. Since the image will be constantly changing, the color of the label's text needs to change in sync. I have found several techniques for determining the color, perceived luminosity etc of a single pixel. However, I need to rather quickly (while a view loads) determine the rough perceived color/luminosity of an area of the UIImage under the frame of the UILabel. I presume I will also need to measure the alpha because the same color/luminosity looks different at different alpha values. Is there a way to calculate such a value for an area? Will I be reduced to simply summing pixels? If it comes to that, is there an algorithm to accomplish this? I've thought of two possible approaches: Perform some "folding" operations i.e. combining pixels from one half of the area to the other half. Then repeat until I get a single value. Would this be practical? How would you logically combine pixels to average their perceived color/luminosity? Sample a statistically significant number of pixels in the area and then combine them (somehow) to get a rough measure. I think this problem comes up a lot these days with people being so found of customizing backgrounds. Seems like something that would be worth my time to bang out a category or class to handle this and then share it around.

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  • Read Text File in Document Folder - Iphone SDK

    - by Kevin
    Hello everyone I have this code below: NSString *fileName = [[NSUserDefaults standardUserDefaults] objectForKey:@"recentDownload"]; NSString *fullPath = [NSBundle pathForResource:fileName ofType:@"txt" inDirectory:[NSHomeDirectory() stringByAppendingString:@"/Documents/"]]; NSError *error = nil; [textViewerDownload setText:[NSString stringWithContentsOfFile:fullPath encoding: NSUTF8StringEncoding error:&error]]; textviewerdownload is the textview displaying the text from the file. The actual file name is stored in an NSUserDefault called recentDownload. When I build this, I click the button which this is under, and my application crashes. Is there anything wrong with the syntax or just simple error?

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  • Moving a Ball on iPhone

    - by Chandan Shetty SP
    I am using below formula to move the ball circular, where accelX and accelY are the values from accelerometer, it is working fine. But the problem in this code is mRadius(I fixed its value to 50), i need to change mRadius according to accelerometer values and also i need bouncing effect when it touches other circles please send your answers ASAP... I am waiting. float degrees = -atan2(accelX, accelY) * 180 / 3.14159; int x = cCentrePoint.x + mRadius * cos(degreesToRadians(degrees)); int y = cCentrePoint.y + mRadius * sin(degreesToRadians(degrees)); Here is the snap of the game i want to develop. http://iphront.com/wp-content/uploads/2009/12/bdece528ea334033.jpg.jpg

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  • iphone integer multiplication

    - by Rob
    I don't understand why this doesn't work: [abc = ([def intValue] - 71) * 6]; '*' should be the viable way of doing multiplication and 'abc' is defined as an NSInteger. ('def' is an NSString)

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  • iPhone + upgrade existing paid application on app store to free application with In App purchase + w

    - by pratik
    Hello, I have implemented In App purchase in my existing application. This application is currently available on app store as paid application, I want to update this paid application to free application with this In App purchase feature, where users can download it freely and have to pay for few features to unlock them. But the problem is that, if I update the existing paid application as free application (with few features locked and user has to buy it to unlock it), what about the users who have already purchased this application. Because when they will update to new free application, few features will be locked and they have to pay again to unlock them (why should they pay, if they have already purchased whole application previously). Regards, Pratik

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  • displaying german characters in iphone

    - by Jaimin
    i have following string coming in the json response. "Gas-Heizung-Sanit\u00e4r" so how to display it. i want to display that \u00e4 as a german character.. NSString *str = "Gas-Heizung-Sanit\u00e4r"; NSLog(@"%c",str); it only prints the german character.

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