xcode

How to create multiple windows with the same nib file in xcode

I have an iphone app that uses table view as the interface. Each time that the user taps on one of the table cells, I want to show another window to the user. However the user interface of the window that I push into the navigation controller are extremely similar. Therefore I decided to make a "generic nib file" to be used across all th...

Convert localizable.strings to spreadsheet?

Is there a standard way to convert the localizable.strings file to csv format, or something else than can be imported by a spreadsheet program such as OpenOffice? Thanks. ...

Problem passing Variables - Objective-C

Hello, I'm trying to create an XML string and pass it to another method where I use the HTTP POST to send it to a PHP script. See the log file below, I can create the XML string and display it in the log file, but I cannot pass it to the postXMLFeed method. What am I doing wrong ? -(IBAction)syncUp { [self createXMLFeed]; // [self...

[iPhone] AVAudioPlayer isPlaying always return null

Hey guys, I'm experiencing an odd problem with AVAudioPlayer class. Everytime I try to access one of it's properties they are null. // Get the file path to the song to play. NSString *filePath = [[[NSBundle mainBundle] pathForResource:pSound.fileName ofType:pSound.fileType] retain]; // Convert the file path to a URL....

How can I confirm that an HTTP POST calls my code?

I'm trying to retrieve data from a POST method, code as follows: -(void)postXMLFeed:(NSString *)XMLStrPost { //NSLog (@"XML Feed3: ", XMLStrPost); NSURL *url = [NSURL URLWithString:@"http://xxx.xxx.x.xxx/stephen/sync_upload.php"]; NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url]; [request setVa...

How to get AVFrame(ffmpeg) from NSImage/UIImage

I'd like to convert NSImage/UIImage to AVFrame(ffmpeg). I found a example code. http://lists.mplayerhq.hu/pipermail/libav-user/2010-April/004550.html but this code doesn't work. I tried another approach. AVFrame *frame = avcodec_alloc_frame(); int numBytes = avpicture_get_size(PIX_FMT_YUV420P, outputWidth, outputHeight); uint8_...

What are Instruments in Xcode and where can I find tutorials about them?

Can any one tell me what Intruments are in Xcode? Are there any tutorials or videos for learning about Instruments, such as the Lynda iPhone SDK Essential Training tutorial? ...

How do I embed OpenOffice Calc into my own application?

I would like to provide spreadsheet capability in my Cocoa application. From what I've heard, OpenOffice does allow some level of embedding, but I'll be darned if I can find that information in their official SDK documentation. Can anyone here point me in the right direction? ...

iPad "dismiss keyboard" button (lower right), how do I detect when this occurs? What function tells me it was pressed?

I have an ipad app that when you are in landscape view, the view will move up when the keyboard is brought in. When you press done on the keyboard, textFieldShouldReturn and textFieldShouldEndEditing are called in which case, I move the view down in shouldEndEditing. If the user presses the dismiss keyboard button, the keyboard does poo...

Core Data , NSFetchResultsController leaking

Hi, I am not sure if the leak is in my implementation or is it from apple's side.... Instruments indicate me that I have a leak in this line : if (![[self fetchedResultsController] performFetch:&error]) I am adding annotations by reading the fetchController to the Map.... like this : -(void)fillMapWithAnnotations{ NSError...

Create .lproj folder in Settings bundle for localization

I'm trying to localize an iPhone project for the first time, and programming for the iPhone 4 Base SDK for the first time, and it's not going well. My program should be easy to localize because I don't have to change any nibs. The Apple Developer resources on localization indicate that I need a .lproj directory in my settings bundle fo...

Memory leak checking using Instruments on Mac

I've just been pulling my hair out trying to make Instruments cough up my deliberately constructed memory leaks. My test example looks like this: class Leaker { public: char *_array; Leaker() { _array=new char[1000]; } ~Leaker() { } }; void *leaker() { void *p=malloc(1000); int *pa=new int[...

Migrating to Xcode and now having lots of "is not member of std" and some other header problems

Hi! I am migrating to OS X and now trying to use Xcode. There is a project that was compiling and running normally on a g++ linux distro, now on mac it is returning a thousand of errors. I guess that the linux std files, somehow included others files needed and now they are not this connected in the std of Mac OS X. How can I know what ...

Create sidebar in mac app with sections

Hi folks, I want to create a sidebar in one of my mac applications. Basically it will look much like the Things sidebar. Here is the picture that I basically want to recreate - http://i48.tinypic.com/c25ix.png I can't figure out how to show the "sections" (collect, focus and active projects) and how to have certain items always show u...

iOS4: Correct SDK and Deployment Target Settings in Xcode

Hi, I upgraded my Xcode from 3.1.2 to Xcode Version 3.2.3 and upgraded my device to 4.0 OS. I have set my Base SDK to iPhone Device OS 4.0 and the iPhone OS deployment Target to iPhone OS 3.1.2. When I run my application (which was created in 3.1.2) on device under iOS4.0, and I see problems such as dates not displayed and the "back" ...

working with core data which maintains primary key and foreign key relations in iphone app

hello all , I am developing Iphone app that reads data from url and after parsing i should save that data for persistance.(Because of getting app in offline also...). I want to use core data for this. Such that first time only we will read the data from url and save into objct model, so from second time onwards we can fetch the data fro...

iPhone app fails to launch after install on iOS 4, works after device reboot

I have an application that worked just fine on iOS 3.0 - 3.1.3. When testing an iOS 4 SDK ad-hoc build however the app behaves strangely. After installation (with either Xcode, iTunes or iPhone Configuration Utility) the app does one of two things: App launches and works, but fails on subsequent launches and just shows a black screen. ...

Two textviews switch from foreground to background and back

I have a view with two textviews in it. By touching on the first textview i resize it to "fullscreen" an it works fine, but touching ob the second textview the part where the first textview is is behind the first textview. Is there any possibility to set to change overlap properties ob the textviews? ...

class 'Parser' does not implement the 'NSXMLParserDelegate' protocol

I just downloaded the code from http://cocoadevblog.com/iphone-tutorial-creating-a-rss-feed-reader to see how to implement rss feeder And it shows a warning " class 'Parser' does not implement the 'NSXMLParserDelegate' protocol " at [rssParser setDelegate:self]; in parer.m. App loads in simulator but does not work. I checked in refernces...

A framework header cannot find its own header files in Xcode?

Hi In Xcode, suppose that there is a framework named Foo. Inside the Foo.framework/Headers folder there are files File1.h and File2.h. The header file File1.h includes File2.h via the following directive: #include <File2.h> The Foo framework is a re-package of a C++ library not specifically targeted for the Mac. Now suppose I have...