iphone

build errors with Crypto++ on iphone

I am trying to build Crypto++ for iPhone but encountering issues. I managed to get it to build to the device by removing a few .asm files and test.cpp but two issues: 1) the simulator gets build errors relating to: {standard input}:13583:suffix or operands invalid for `call' 2) there are hundreds of warnings (kind of annoying) Has a...

How can I get a CGImageRef from a file?

So I know you can get a CGImage from a file using UIImage... UIImage *img = [UIImage imageNamed:@"name.bmp"]; [img CGImage]; But, is there a way to get a CGImageRef without using a UIImage? (I am trying this in a static library which doesn't have access to UIKit) I could use other frameworks if necessary, just not UIKit. Would CIImag...

Are the iPhone media playback control window available to other applications?

what is the transparent modal window that has the playback controls in the music player (iPod) of the iPhone? how can i use it in my app? ...

popViewController does not autorotate back to allowed orientation

I have two UIViewControllers, "A" and "B", where "A" overrides the shouldAutorotateToInterfaceOrientation to return YES for UIInterfaceOrientationPortrait, and "B" returns YES for all orientations. In my example "A" is the root navigation view controller, and I then use pushViewController for "B". After that I rotate the device into land...

Is adaptive streaming (live http streaming) required of iphone apps that play video?

We are creating a video intensive app and want to be sure that adaptive streaming is required (given that we need to write an automated transcoding and segmentation system to support this). Does anyone know if the YouTube app is using adaptive streaming? ...

Loading an NSArray on iPhone from a dynamic data base url in PHP or ASP

I have a database online that I would like to be able to load into an NSArray in my app. I can use arrayWithContentsOfURL with a static file, but I really need to go to a url that generates a plist file from the database and loading it into the array. I can use ASP or PHP. I tried setting the response type to "text/xml", but that doesn'...

What constitutes a private API in an iPhone app?

I'm fairly new to Objective-C and am confused on what falls under the unbrella of a "private API" that could cause Apple to reject my app. Does this include adding methods to existing classes? For example, I found some code on stackoverflow to recolor the tab bar icons for UITabBars with this extension to the UITabBarItem class. Is this ...

PhoneGap iPad lauch screen does not fit

Hi, I created an App which is compatible to iPhone and iPad. Because it is based on HTML (PhoneGap) the App itself is the same for both devices (HTML scales well!). But the launch screen image does not fill out the display on the iPad upon launch. In my Resorces folder there is only the iPhone launch image which is to small for the iPa...

Code formatting when using pointers

Is there any reason why the asterisk is next to the object type in this code? I'm a little confused by the way I see this used. Some times it looks like this: NSString* stringBefore; and sometimes like this: NSString *stringBefore; Is there a difference? Or a right or wrong way to do this? Thanks ...

Convert a NSString

My situation is explained in the code below. I need to send via a socket NSString drawn from a TextBox Thank you very much NSString *string = fieldTesto.txt; // I Find an istruction for insert s string in to the CFSocketSend UInt8 message[] = "Hello world"; CFDataRef data = CFDataCreate(NULL, message, sizeof(message)); CF...

Justify text in UIWebView on iPhone OS using inline CSS?

Using CSS in a UIWebView, how can I make left-to right text flow in a justified manner? What CSS am I looking for? EXAMPLE <p style='text-align: justify;'> does not work. What goes instead of justify? ...

How to implement lazy tables in more than view in iphone?

I am new to iphone development.I want to implement lazy tables in many views.How can i do that? I am have two url and i want to parse it in the delegate class and implement it in both view,Please help me out.Any sample code for implementing lazy tables in more view will be more useful.Thanks. ...

Objective-C to Java cross compiler

It is clear that cross compilers will not be allowed by the Apple App Store, so a developer will need to be familiar with Objective-C to create applications for the iPhone. I was wondering, is there a cross compiler that will take Objective-C application code and rebuild it into a similar Java application that can be packaged for Andro...

How can I break from a method prematurely that's being called by NSTimer

Basically I'm writing a metronome app, but I'm using a sound file that, depending on the BPM, might not be finished playing when the "play" method is called again. For example, if the sound file is 0.5 seconds long, but the BPM is 200, the "play" method needs to be called every 0.3 seconds. I'm not overly familiar with NSTimer, but it a...

What is the equivalent of getBoundingClientRect on iPhone Mobile Safari?

iPhone Mobile Safari seems to be missing element.getBoundingClientRect. What is the equivalent method on iPhone Mobile Safari? This method exists on the iPad. ...

Create application setting in Settings app

I am very new to iPhone programming and I was wondering how could I create a separate section for my application in the Settings.app? Like what the Facebook or BeejiveIM or JellyCar apps do. Would I have to declare this dynamically, or could I use Interface Builder? ...

opengl paint program based on Apple's 'glPaint' on a white background - how to blend?

Trying to write a simple paint program for iPhone, and I'm using Apple's glPaint sample as a guide. The only problem is, painting doesn't work on a white background, since white + colour = white. I've tried different blending functions, but haven't been able to hit on the right combination of settings and/or brushes to make this work. ...

UIButton's Custom image and frame

I have the following code. UIImage *cancelImg = [UIImage imageNamed:@"cancel.jpeg"]; UIButton *btnCancel = [UIButton buttonWithType:UIButtonTypeCustom]; btnCancel.userInteractionEnabled = YES; [btnCancel setFrame:CGRectMake(0.0,0.0, 28.0, 28.0)]; [btnCancel setImage:cancelImg forState:UIControlStateNormal]; cell.accessoryVi...

UITextView insert text in the textview text

I want to have to occasionally insert text into the UITextView text object. For example, if the user presses the "New Paragraph" button I would like to insert a double newline instead of just the standard single newline. How can I go about such? Do i have to read the string from UITextView, mutate it, and write it back? Then how would ...

Software for composing iPhone game background music

I want to compose some basic background music for an iPhone game. What's a good program for OS X (10.5.8)? I'd like to save the audio files in a compressed format that's compatible w/ AVAudioPlayer (aif, aiff, caf, mp3, aac, m4a, mp4, wav). Perhaps something like Logic Studio Express? Cheers! ...