iphone

Device Requirements - iphone ipodtouch -- NOT ipad?

Is there a way to specify that the app runs on the iphone, the ipod touch, and NOT the ipad? e.g. modify the info.plist somehow? ...

How to insert HTML into a UIWebView

I have HTML Content which was being displayed in a UITextView. The next iteration of my app is display the HTML contents into a UIWebView. So I basically replaced my UITextView with UIWebView. However I could not figure out how to inset my HTML snippit into the view. It seems to need a URLRequest which I do not want. I have already ...

Can you manually add to an iPhone/iPad Navigation Bar a back button item?

I have a reference to a "UIBarButtonItem", is there a way I can add a custom "Back Navigation Button" to that item when it is not part of a Navigation based view? I can add a left button: UIBarButtonItem *backButton = [[UIBarButtonItem alloc] initWithTitle:@"Custom Back" style:UIBarButtonItemStylePlain target:self action:@selector(b...

Using UIScreen to drive a VGA display - doesn't seem to show the UIWindow?

HI there, I'm trying to use UIScreen to drive a separate screen with the VGA dongle on my iPad. Here's what I've got in my root view controller's viewDidLoad: //Code to detect if an external display is connected to the iPad. NSLog(@"Number of screens: %d", [[UIScreen screens]count]); //Now, if there's an external screen, we need to...

iPhone: Memory leak when using NSOperationQueue...

Hi, I'm sitting here for at least half an hour to find a memory leak in my code. I just replaced an synchronous call to a (touch) method with an asynchronous one using NSOperationQueue. The Leak Inspector reports a memory leak after I did the change to the code. What's wrong with the version using NSOperationQueue? Version without a M...

iPhone Core Data how to update the NSManagedObjects .h & .m after making changes to the data model

I have made a data model, and now I've made a 2nd version. All of the generated NSManagedObjects mapped to that data model are all version 1. Is there some way to update them to v2 without deleting them and then saying having them generated again? ...

AVAudioPlayer via Speakers

I got the following code: - (id)init { if (self = [super init]) { UInt32 sessionCategory = kAudioSessionCategory_MediaPlayback; AudioSessionSetProperty(kAudioSessionProperty_AudioCategory, sizeof(sessionCategory), &sessionCategory); UInt32 audioRouteOverride = kAudioSessionOverrideAudioRoute_Speaker; ...

how to get the camera data

Hello ,guys, My app needs to get the camera data from Iphone. In my ImagePickerController, there is overlayView drawing realtime indications. I use UIGetScreenImage() to get the screenshot, and I also dump overlayview to image, then I can restore the original Image based on these two images. if the overlayView is still, it works quite...

iPhone: ASIFormDataRequest Returns NULL from PHP Server

Hi, I have PHP script link, which responds YES or NO when we set post userName and emailID. I have used ASI framework. When I try to connect with the following code, I get a null return. NSURL *url = [NSURL URLWithString:@"https://abc.com/abctest/registration.php"]; ASIFormDataRequest *request = [[ASIFormDataRequest alloc] initWithU...

image filters for iphone sdk development

Hi All, I am planning to develop an iphone app which makes use of image filters like blurring, sharpening,etc. I noticed that there are few approaches for this one, Use openGL ES. I even found an example code on apple iphone dev site. How easy is openGL for somebody who has never used it? Can the image filters be implemented using the...

How to implement "circular side-scrolling" in my game?

I'm developing a game, a big part of this game, is about scrolling a "circular" background ( the right end of the Background Image can connect with the left start of the Background image ). Should be something like this: ( Entity moving and arrow to show where the background should start to repeat ) This happens in order to allow to...

Problem with UIScrollView

Hi, Sorry for long winded post. I am trying to understand UIScrollView and running into very simple problem. I am creating a scroll view I am making this view 1.5 size larger then normal size Using UIScrollView I expect to see some edge elements of view out of bounds, but should be able to pan the view therefore bringing missing ele...

Clipping different parts of an image with path

I've recently asked a question about clipping an image via path at view's drawRect method. http://stackoverflow.com/questions/2570653/iphone-clip-image-with-path Krasnyk's code is copied below. - (void)drawRect:(CGRect)rect { CGContextRef context = UIGraphicsGetCurrentContext(); CGMutablePathRef path = CGPathCreateMutable(); /...

iphone - memory leaks in separate thread

I create a second thread to call a method that downloads several images using: [NSThread detachNewThreadSelector:@selector(downloadImages) toTarget:self withObject:nil]; It works fine but I get a long list of leaks in the log similar to: 2010-04-18 00:48:12.287 FS Companion[11074:650f] * _NSAutoreleaseNoPool(): Object 0xbec2640 of cl...

Instruments - "Target failed to run"

I'm running iPhone OS 3.1.3 on the device and I can run my App in debug mode on the device. I downloaded and installed the xcode_3.2.2_and_iphone_sdk_3.2_final.dmg twice, without any luck. I appreciated any hints. ...

establishing a socket connection from iPhone to Mac/PC

I just started getting into XCode and Co. What I am trying is to send accelerometer data via WLAN to a PC or Mac over a socket connection. I am trying at the moment with the iPhone simulator, on the other site a netbook with a Java program shall receive a test string for starters. Unfortunately my socket will not initialize. What am I do...

Iphone AVAudioPlayer programmatically change custom sound while looping a buffer?

Hey folks, I know I can play sound from a buffer and have that loop but does AVAudioPlayer make a copy of that buffer or can I change that buffer in real time just before the "player" position reaches it and have that sound change while it's playing? -Thanks all. ...

Xcode 3.2.2 and localization of Settings.bundle

I have just discovered that after upgrading to the latest Xcode 3.2.2, I am not able anymore to localize Settings.bundle. The "Make File Localizable button always appears grayed out, and the Settings.bundle files appear with "No Explicit File Encoding", instead of UTF-16. This happens not just for my old projects, it happens even for ne...

What's the best way to refresh a UITableView within a UINavigationController hierarchy

Hi, I'm pretty new to iPhone development and have struggled to find what I consider to be a neat way around this problem. I have a user interface where a summary of record data is displayed in a table inside a navigation controller. When the user clicks the accessory button for a row, a new view is pushed onto the navigation controller...

decompile an app binary to get back to source code

Hi, Is their anyway to take a binary - even signed by yourself, and get back to the code? Im trying to recover something that I deleted a while ago... but have the binary here. Any ideas? Cheers Guys Sam ...