objective-c

Iphone Custom UITabBarItem without rounded edges

hi i try to customize a uitabbar i extended uitabbar item and now have a customized image in it but i cant get rid of the rounded edges. code: @interface CustomTabBarItem : UITabBarItem { UIImage *customHighlightedImage; } @property (nonatomic, retain) UIImage *customHighlightedImage; @end @implementation CustomTabBarItem @s...

EGODatabase does not retain inserted record

Hi Guy! I'm using EGODatabase to process my data. When I tried to insert data into the database which I created with Base and attached to the project, the data that was inserted programmatically will not show up when I restart my app.However the data inserted manually using Base will show up just fine. Following is the code for inserti...

How can I save an NSDocument concurrently?

I have a document based application. Saving the document can take a few seconds, so I want to enable the user to continue using the program while it saves the document in the background. Due to the document architecture, my application is asked to save to a temporary location and that temporary file is then copied over the old file. How...

Do properties need to be deallocated?

I subclassed NSObject: #import <Foundation/Foundation.h> @interface STObject : NSObject { NSString *message_type; NSString *twitter_in_reply_to_screen_name; } @property(nonatomic, copy) NSString *message_type; @property(nonatomic, copy) NSString *twitter_in_reply_to_screen_name; @end My implementation looks like: #import ...

presentModalViewController NOT animating when showing a TTMessageController

I have a subclass of TTMessageController that shows ... BUT it is not animated even though it should be. The code that displays the modal view looks like this (where PostToWebMessageController is the subclass of TTMessageController: if (self.toWebMsgController == nil) { self.toWebMsgController = [[PostToWebMessageController alloc] ...

Cannot figure out how to get rid of memory leak

I'm trying to test for memory leaks in my iphone and I'm not having much luck getting rid of this one. Here is the code that is leaking. - (id)initWithManagedObjectContext:(NSManagedObjectContext *)aMoc delegate:(id)aDelegate runSync:(BOOL)aRunSync { if (self = [super init]) { self.moc = aMoc; self.settingsManager ...

Add movie to iTunes using Scripting Bridge.

Hi, I want to use Scripting Bridge to add a movie to iTunes. And preferably letting me choose between a 'music video' and a 'movie'. I know both Objective-C and AppleScript so I thought it wouldn't be that hard but I can't figure it out. I know how I would use NSAppleScript for it but I'm targeting 10.5 or later and read that Scripting ...

Scroll view to bottom while keyboard is hiding

Hi! I'm using a scroll view to move my view and show certain text fields (that otherwise would be hidden) when the keyboard shows. I basically resize the scroll view to make room for the keyboard, and then scroll up the view smoothly with "scrollRectToVisible", which works perfectly. After that, I can scroll and edit the rest of the te...

Help Finding Memory Leak

Hi all, I am writing an iPad app that downloads a rather large .csv file and parses the file into objects stored in Core Data. The program keeps crashing, and I've run it along with the Allocations performance tool and can see that it's eating up memory. Nothing is alloc'ed or init'ed in the code, so why am I gobbling up memory? Co...

How to paint background of specific range of text in NSTextView

Hi, This is not a specific bug, its more about not knowing how to do something. I've an NSTextView and I need to paint the background of specific ranges of text when the user clicks on a specific part of the text view. I've tried this but I just get erratic behaviour in the sense that sometimes text loses the foreground color or the ba...

Simple Obj-C Memory Management Question

This is from some sample code from a book // On launch, create a basic window - (void)applicationDidFinishLaunching:(UIApplication *)application { UIWindow *window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:[[HelloControll...

iPhone - archiving array of custom objects

I've been trying for hours and I cannot solve this problem. I'm making an app that saves unfinished Chess Games, so I'm trying to write an array to a file. This is what the array is, if it makes sense: -NSMutableArray savedGames --GameSave a ---NSMutableArray board; ----Piece a, b, c, etc. -----some ints ---NSString whitePlayer, black...

There's @interface in my @implementation — why is that?

This is a pretty noobish question – I'm looking at some Cocoa sample code and there's @interface blocks in the .m files as well as the headers. For instance, in the AppDelegate class header, a UIWindow and UI navigation are defined as instance variables, but the @property declarations are actually made in the implementation file. Is ther...

Stack Overflow when debugging application in iPhone simulator

I'm getting this every time I attempt to debug my app in the simulator: [Session started at 2010-05-11 16:16:52 -0500.] GNU gdb 6.3.50-20050815 (Apple version gdb-1467) (Wed Apr 21 06:57:21 UTC 2010) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to chan...

Programatically access orientation of an iPhone video

I need to access a video returned by the UIImagePickerController and know if it was recorded portrait or landscape. I've seen references to mov_read_tkhd but I'm not sure if that will do the job, or indeed how to include the necessary libraries. ...

Add an objective @property attribute in objective-c

Does anyone know of a way to add additional attribute types to the @property keyword without modifying the compiler? Or can anyone think of another way to genericize getter/setter creation? Basically, I have a lot of cases in a recent project where it's handy for objects to lazily instantiate their array properties. This is because we...

SQLitePersistent objects only loading NSNumber fields, everything else left null

I've used SQLitePersistentObjects for a lot of different iPhone projects and haven't yet encountered this issue. I'm not sure if it's a bug or merely an issue on my part. I have a model with quite a few fields in it. Here are the fields enumerated as they exist in the sqlite database: SELECT pk,sender_i_d,read,target,web_u_r_l,sender_t...

Show image from url in uiimageview

I try to show a image in my iphone app but it doesn't show. I connect in IB and I check to show a local image, it workd good. I also check the url from image and it is ok. I use the next code: NSURL *imageURL = [NSURL URLWithString: aVideo.urlThumbnail]; NSData *imageData = [NSData dataWithContentsOfURL:imageURL]; UIImage *image = [UII...

Perform selector on parent NSOperation

I extend NSOperation (call it A) which contains NSOperationQueue for other NSOperations (which is another extended class different from A, call these operations B). When operation A is running (executing B operations) how do i call a specific function/method on operation A when certain event takes place on B operations? For example every...

Error Playing video from server with MPMoviePlayerController

I try to play a video on the server with this code. I have a error. //Play the video from server - (IBAction)playVideo:(id)sender; { NNSURL *url = [[NSURL alloc]initWithString: aVideo.urlVideo]; NSLog(@"URLVIDEO %@", url); MPMoviePlayerController *VideoPlayer = [[MPMoviePlayerController alloc]initWithContentURL: url]; [...