iphone-sdk-3.0

iPhone UIButton addTarget:action:forControlEvents: not working

I see there are similar problems posted here, but none of the solutions work for me. Here goes: I have a UIButton instance inside a UIView frame, which is positioned within another UIView frame, which is positioned in the main window UIView. To wit: UIWindow --> UIView (searchView) --> UISearchBar (findField) --> UIView (prevButto...

UIWebView links inactive

I have a webview that displays properly, however the links are entirely inactive. If I try to select a link the selection magnifying glass appears. I've tried overriding - (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType but the method will no...

Cocos2d on iPhone: Using Sprites Defined in Separate Class Files.

I'm trying to draw two sprites on the same screen. I have defined the two sprite objects in two separate class files. If I comment out two lines (see "item 1" comment below) then I get a display as [a backgroundimage[background2.jpg] with a sprite[grossini.png] on the left side. If I uncomment the two lines I do not get the background...

iPhone "touchesBegan" and "touchesMoved" message ... do not move to centre of touch

I am modifying the "MoveMe" example from the apple web site. When my controller gets the "touchesMoved" message it moves the object being moved to the centre of the touch, because (pseudocode) object.center = touch.center. How can I store the offset of the initial touch so that if I start the touch/drag to the side my finger will stay on...

NSURL Connection will/won't load data

So here's my issue: I followed the NSURLConnection tutorial in the iPhone Developer Documentation almost to the T, and it only kinda works. Here's where it all goes wrong: The object seems to be created correctly and delegates to connectionDidFinishLoading, but with any URL I try to load the response data always ends up only being 0 by...

iphone - forcing button to acknowledge touch programmatically

When you touch a UIButton it hides for a fraction of second and then it executes its action. This fast "blink" is the feedback the user needs to know that the button has been clicked. In the project I am doing, I need to select the button programmatically, as if the user had clicked it. In other words, the same behavior has the button h...

MPMediaItem - NSCoding problem with MPMediaItemArtwork

Hi, So MPMediaItem conforms to NSCoding, but it contains a pointer to MPMediaItemArtwork, which doesn't conform to NSCoding. So if I try to archive a MPMediaItem, if that item has some artwork in it, it will not be able to unarchive. I tried to make a category of MPMediaItemArtwork and make it conform to NSCoding, but I can't seem to d...

sqlite3 problem..need help..urgently..HELP**

- (void) hydrateDetailViewData { //if detail view is hydrated then do not get it from database if(isDetailViewHydrated) return; if(detailStmt == nil) { const char *sql = "select snapTitle, snapDesc from Snap where snapID =?"; if(sqlite3_prepare_v2(database, sql, -1, &detailStmt, NULL) != SQLITE_OK) NSAssert1(0, @"Error w...

Core Text examples for iPhone/iPad

I am looking for a Core Text example for iphone/ipad but with little luck. Any leads would be appreciated. ...

While loop whilst recording - iPhone

What I want to do is have a while statement which loops whilst the recorder.recording property value is set to YES. So, something like: while (recorder.recording == YES) { // Do something here until the record button is pressed again // Stop the recorder from recording and break out of loop } Problem I'm currently facing is th...

.net webservice for iphone app

Hi, I 'm trying to build an app which communicates with a web service. So far i have basic iphone app --hello world web service .net (version 1.1) I want the web service to return a pdf file. I can send the pdf in bytes. Is this the best approach. I 'm concerned that with the increase in pdf size the performance will degrade. Any s...

Operation could not be completed. AVAudioRecorder iphone SDK

I am trying to record using the iphones microphone: This is my code: NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory = [paths objectAtIndex:0]; // the path to write file NSString *appFile = [documentsDirectory stringByAppendingPathComponent:@"testing.mp3"]; ...

First Letter Section Headers with Core Data

I'm trying to create a list of people sorted in a tableView of sections with the first letter as the title for each section - a la Address Book. I've got it all working, though there is a bit of an issue with the sort order. Here is the way I'm doing it now: NSFetchRequest *request = [[NSFetchRequest alloc] init]; [request setEntity:[NS...

iphone - calculating the font size

I have to show a label with font size = 14 when the view is 480x320. Supposing I would like to do this in a way that my code will be working well for all future device's screen sizes, including iPad and others following (I am sure more will come), what is the best way to do that? I could do this proportionally, I mean, if the scale in...

UIScrollView frame size issue in Landscape Mode

I'm trying to make UIScrollView auto-resize and appear correctly in Landscape mode. Portrait mode works fine. Here's my code: - (void)viewDidLoad { [super viewDidLoad]; //=== load all the custom view NSMutableArray *controllers = [[NSMutableArray alloc] init]; int page = 0; [controllers addObject:[self loadScrollView:[[Page1ViewContr...

Load CoreData objects' string property into UIPickerView

Hello Currently I have an entity named "Events" in a CoreData app. "Events" has one string property named "eventName". In the -(void)viewDidLoad I am trying to Fetch all the "Events" objects and load their "eventName" by alphabetical order into a UIPickerView. The ultimate end goal is through the use of a textField, buttons and the p...

convert Gmt timezone to CET in iPhone?

I want to convert GMT +530 to CET (Central European Time) in iPhone sdk? does anybody have idea about this? also tell me what is the time difference between these two? Means if time is 10 am in gmt +530 then what it will be in CET? ...

UIButton Transition Curl Up problem

Hello again SO peeps! Basically, I am trying to UIViewAnimationTransitionCurlUp a UIButton. The animation works perfectly but the button stays there. i.e. The button curls up, but there is another instance of the button still underneath. My code as follows: [UIButton beginAnimations:nil context:nil]; [UIButton setAnimationDuration:0...

iPhone CoreData join

Hi guys, long time reader, first time poster. (A link to this schema is located here) http://www.weeshsoft.com/pix/DatabasePic.jpg I'm trying to get all LanguageEntries from a database for a given category.categoryName and languageset.languageSetName e.g. NSFetchRequest* fetchRequest = [[NSFetchRequest alloc] init]; NSEntityDes...

image Gallery in iPhone

Hello EveryOne!! Hope You all are fine and also in Your best of moods!! I need You Guys help.. I need to Create an Image Gallery!! That may be use Concept of Scrolling and Paging together. When i Click on Button, It will open new view in landscape mode. This View is for my Image Gallery.. It Shows 5 Images 1) - Centered Large I...