iphone

Unknown Crash Reason

I got this crash: "this class is not key value coding-compliant for the key view." And I have no idea what its talking about. Could someone help? ...

UIAlertView with two buttons in iPhone

Hi, I'm trying show an alert view when a button was pressed, so I wrote code as follows: - (IBAction)signUpComplete: (id)sender { UIAlertView* alert_view = [[UIAlertView alloc] initWithTitle: @"test" message: @"test" delegate: nil cancelButtonTitle: @"cancel" otherButtonTitles: @"OK"]; [alert_view show]; [alert_view release...

UITableView not working. Why?

I have a UITableViewController and I have specified the index titles so that the user can skip to specific letters much like the iPod app (the song list, specifically) on an iPhone. I have set up everything and implemented all the methods in the UITableViewProtocol. Now, here is the problem. When I click an index on the right side (they...

RegexKitLite issue

Hi folks, I installed RegexKitLite and everything functioning well, except there are many "analyzer results" about potential leaks when compiling the app. These warning are from the RegexKitLite.m Do I missing something during the installation? thanks ...

How do I resolve link errors that appear in Objective-C++ but not Objective-C?

Hi guys, I'm converting my App Delegate file from .m to .mm (Objective-C to Objective-C++) so that I can access a third-party library written in Objective-C++. In Objective-C, my app delegate builds and runs fine. But when I change the extension, the project builds and I get link errors, all of which are missing symbols from a static li...

Cached UIImages fetching performance in UITableView

I've been using @atebits's ABTableViewCell for a while. For those who are unfamiliar with it, basically it makes tableview scrolling much faster by drawing all the labels and images, instead of allocating UIKit objects (such as UILabels, UIImageView, etc). Now, I have pretty big UITableViews and in each cell, there's a small (32x32) use...

Non-Modal view without NavigationController

I have an app built from the UITabBarController starter project. The first tab is part of the main.xib that contains the tab bar. I would like to slide a view up from the bottom on top of that tab's view that only covers part of the screen. My understanding is that you can only cover part of the screen if you make the top view non-mod...

safari navigation bar... How to reproduce it?

Hi all, I'm developing a new application that use a webView for internet searches... I'd like to reproduce the navigation bar as Safari's bar but I don't know how do. How can I create a navigation bar with label and two text fields programmatically? Does anyone know a tutorial, link or guide to do this? Thanks! ...

Playing a video with MPMoviePlayerController in Portrait WITHOUT Private API - Will I get rejected by Apple?

It's my understanding that MPMoviePlayerController movies must play in landscape orientation because the "setOrientation:" function is private API. Well, it occurred to me that if I were to rotate the video 90 degrees in Final Cut and then re-render, the video would APPEAR to be playing in portrait orientation even though it was technica...

NSFetchRequest setFetchOffset in NSFetchedResultsController

I'd like to know if I should expect setFetchOffset to work in an NSFetchedResultsController. Given a UITableView that displays rows like this from an NSFRC: 1 2 3 4 5 I expected that adding this line: [fetchRequest setFetchOffset:1]; e.g. line 207 here: http://github.com/mandersen/FetchOffsetCase/blob/master/Classes/RootViewControll...

Control for loading custom fonts

I have some text that I want to render and I thought that UIWebView would be the best control for it since I'd like to have have different font sizes and colors for portions of it. The text is stored locally and loaded into UIWebView which seems to take a long time for the initial load. What I don't want to do is have to programmatical...

View controller calling a modal view

How can I reliably determine the name of the view controller that called a modal view from within that modal view? The app has a singleton so I was planning to add a view controller there and save the name of the calling view controller. .parentController gives me the name of the nav controller. EDIT I tried a sample project and it did...

iPhone web app, not storing cookie

Hi Guys, I am working on a web app for the iOS. When the app is opened, it check's to see if the user has a cookie with the users email stored in it, then either lets the user proceed to the homepage, or redirects the user to the authentication page. This works perfectly when using safari. The problem I am experiencing occurs only whe...

Where can I download an earlier version of iOS for backwards compatibility testing?

Does anyone know where I can download iOS version 3.1.3? I've been searching on developer.apple.com but haven't been able to find anything. I know that it is possible to install earlier versions of iOS using organiser (I believe the file extension for the iOS images is ipsw) ...

presentModalViewController doesn't rotate properly in iPhone / iPad

Hi all... I have a viewController called MainViewController, which has a UIButton. When tapped, this button loads another viewController, called ModalSelector like this: - (IBAction)showModalSelector:(id)sender { ModalSelector *modal = [[ModalSelector alloc] initWithNibName:@"modalSelector" bundle:nil]; modal.modalPresentationSty...

Declare an UIView on app delegate

Hi , i have problem with showing an UIView on app delegate ... there is no place on interface builder to connect IBOutlet with app delegate . [self.view addSubview:UIVIEW]; //doesn't work ...

Iphone/iPad local asp files?

I already know that you can load local html files in a UIWebView, but could you do the same thing with asp files? And could you use AJAX on the iPhone? ...

Can't figure out why this is a memory leak, please advice!

I have this UITableView app, a basic diary app, in this method XCode says I have a memory leak. The first line that leak is suggested to start is 117 "NSString *CellIdentifier". Down to if (cell ==..., to Diary *diaryEntry, to NSString *stringDate. There it states that the Method returns an object with a +1 retain count, owning. I've tri...

Knowing when -viewWillAppear triggered but -viewWillDisappear hasn't

Is there a way to know that a view controller is somewhere in the view controller lifecycle between -viewWillAppear and -viewWillDisappear? I ask because I want to be damned sure that a method isn't fired when my view is either not on screen, or is about to disappear from the screen. When the view is about to disappear from the screen, ...

"Partial" web view in iPhone/iPad app

How can I do not full screen, but partial Web View in my iPhone/iPad app? I need it to be in the center of the screen, but having other controls (native app) on top/bottom/left and right. Thank you! ...