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Questions tagged [ios4]

The 2010-2011 version of the iPhone/iPad/iPod Touch/Apple TV operating system family, made by Apple.

iOS 4 was made available to the public for the iPhone and iPod Touch on June 21, 2010. It has been succeeded by which was released on October 12, 2011. The latest version of iOS 4 is 4.3.5.

This is the first major iOS release to drop support for some devices. It is also the first major iOS release that iPod Touch users do not have to pay for.

Support

The iPhone 3G and iPod Touch 2nd generation have limited features, while the iPhone 4, iPhone 3GS, iPod Touch 3rd & 4th generation have all features enabled. The iPhone and iPod Touch 1st generation cannot run iOS 4.0 and above. iPad compatibility was added with the release of iOS 4.2.1 on November 22, 2010.

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10676 questions
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iPhone SDK: UIActionsheet Delegate Method not getting called

In my iPhone app, I have an actionsheet which has 4 buttons. Now to perform actions on click of these buttons, I have implemented ActionSheet Delegate. The action sheet delegate method does not get called on click of the buttons. The same code works…
Parth Bhatt
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UITableViewCell of different heights

I am trying to populate UITableView with UITableViewCell of different heights. I am returning the right size in (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath It looks likes that the height of the…
user210504
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What does "UIBackgroundTaskInvalid" mean?

I'm developing iPhone app which runs in the background(iOS4), and refer "Completing a Finite Length Task in the Background" written by Apple at the following…
sota_m
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How to use 2 UITableView in a UIViewController?

Plz guide that how can i use 2 UItableView(or more) in a UIViewController & manage their numberOfRowsInSection,......& other methods. Any ideas for that??
user440485
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Dismissing Custom MKAnnotationView Callout

I am customizing the MKAnnotationView by using this http://blog.asolutions.com/2010/09/building-custom-map-annotation-callouts-part-1/ This works for single annotation. However, I want to use this for the multiple annotations. But the problem is…
Sneha
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Bluetooth A2DP API Support on iOS?

I wanna make some iPhone Application which support A2DP and can read sms for car drivers automatically. I already developed android version but I don't know how to handle A2DP on iOS. I researched it on wikipedia and I found that from iOS 3.0, it…
benny
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Can't run on device after installing iOS 4.2 and the 4.2 SDK

I installed iOS 4.2 on my 2nd-generation iPod Touch last week. I tried running my application on the device through Xcode, but it didn't work (because Xcode didn't yet support iOS 4). To solve that, I installed Xcode 3.2.5 and the iOS SDK 4.2. Now I…
Steve Nay
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How to load a view XIB as a subview into a view controller XIB

I have a custom view I made with an IB file since it's quite complex: (RotatorView.xib/.h/.m). I want to add the RotatorView as a subview to a view controller. I can do this programmatically using: NSArray *array = [[NSBundle mainBundle]…
Steve
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How to populate different Info.plists for different configurations in Xcode

I need to populate different Info.plists for iOS Device & Simulator schemes for the same target. How do I achieve it? The problem is as following: My application is voip therefore I need to add a UIBackgroundModes to Info.plist, but the problem is…
Nava Carmon
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match image returned by iPhone's ALAsset with real image on computer

I want to store some data about an iOS photo and later on reference that photo when it gets synched to a computer. However I can't work out how to identify it's the same photo. ALAsset doesn't seem to give me the original filename, and the metadata…
Alex Brown
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UIWebView - Hide address bar when scrolling

I want to hide the address bar when I scroll in a UIWebView like in Safari so when the user scrolls down on the webpage, the menu bar gets pushed up so that the user can see the whole page like in Safari. Anyone suggestions and/or tutorials? Thanks…
CyberK
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Pushing UIViewController to NavigationController does not actually push the view

I have this code in my table view controller (and delegate): - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { DetailStatus *detailViewController = [[DetailStatus alloc] initWithNibName:@"DetailStatus"…
Enrico Susatyo
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How to combine UIScrollview with UIPagecontrol to show different views?

I've searched and searched for a tutorial for this but none of them are what I'm looking for. I've tried Apple's sample but it is just colors and I don't know how to make it views. All I'm looking for is a screen that will page while showing the…
thenameisnick
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Set the title of UIButton

how can I set the title of an UIButton?
Leon
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Documentation in Xcode requires me to sign and then fails

Before I upgraded Xcode and the iOS SDk to 3.2.5 and 4.2 respectively I could select text in Xcode, right click and and select find text in documentation, and it would go to the corresponding place in the documentation, however now if I do that it…
Jonathan.
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