Sometimes you want to tell the user that something’s happening behind the scenes and that there’s no need to panic. While your process is happening you can display a “spinning gear” in the middle of your screen. One way of doing this is via a UIActivityIndicatorView. You can create them in Interface Builder, but it’s […]
As much as I appreciate the idea of Auto Layout, I don’t think it likes me very much. In turn, I don’t like Auto Layout very much. The pain and hassle it takes to make several UI elements fit well on a 4 inch screen as well as a 3.5 inch screen regularly drives me […]
It has puzzled many generations how to get rid of the keyboard when the user is done entering text into an iOS text field. There doesn’t seem to be an obvious action we can attach to make this happen. That’s because rather than looking at the keyboard itself, we need to look at what actually […]
Facebook, Twitter & Co. change their brandings every now and again, and every time I need them for a project I keep scrambling to find the official links. Well no more – here’s a list of them all: Twitter: https://about.twitter.com/press/brand-assets Facebook: https://www.facebookbrand.com LinkedIn: http://developer.linkedin.com/documents/branding-guidelines Apple and App Store: https://developer.apple.com/app-store/marketing/guidelines/
Xcode includes something rather magical called the Apple Generic Versioning Tool. With this tool you can increase your Build Number automatically every time you hit “Build and Run” in Xcode. Here’s how you can add it to your project. I’m using Xcode 5.1 here with a new Single View iOS project. But this will work […]
The required Version and Build numbers you add to Xcode make it into your app’s Main Bundle. You can retrieve those values from the Main Bundle and use them in your app. Here’s how: – (void)viewDidLoad { [super viewDidLoad]; // set version and build fields from bundle NSString *version = [[[NSBundle mainBundle] infoDictionary] objectForKey:@”CFBundleShortVersionString”]; NSString […]
The cancel button is always index 0, and all other buttons in the array start at index 1 counting up. For completion, here’s how to create it: – (IBAction)showAlert:(id)sender { // create an alert view with three buttons UIAlertView *alertView = [[UIAlertView alloc]initWithTitle:@”Three Button Alert” message:@”This is an alert view with more than two buttons. […]
This is an addition to my previous article. To allow uses to restore their In-App Purchases you can expand on the previous article and include the following method in your Shop class. This needs to be public so it can be called from your main class: – (BOOL)restoreThePurchase { // verify/refresh receipt here (even though […]