When you design an iPhone, iPad view in the Xcode Builder and place a Scroll View on the View Controller you can make the page larger than the physical size of the screen of the device. To see the whole view set the size of the View. Open the Story Board in Xcode Shift Control …
Author Archives: Laszlo Pinter
Apple Objective-C programming fundamentals. Working with Data, Part 2, Create the data model
In this part of the series we will continue the development of our data store app that we set up in the first part of the series. Create the Data Model Open your sample application that you created in the first part Open the Project Navigator Select the Supporting Files group Click the plus (+) …
Apple Objective-C programming fundamentals. Working with Data, Part 1, The App
This article will guide you to create an app that stores data on the user’s device. To create our sample app to store data on the user’s device Start Xcode, the Apple IDE for IOS development Create a new project Open the AppDelegate.h file and enter the following into the @interface section before the @end @property …
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Apple Objective-C programming fundamentals. Working with Dates
When you need to display date and time on your app’s screen you need an easy way to convert NSDate objects to NSString objects. Objective-C contains methods to do the conversion, but the syntax is not simple. It is much easier to create a method that does the conversion and call that in a central …
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Apple Objective-C programming fundamentals. Creating Segues in the Storyboard
Segue types Segues are connections between views, so one view can call the other when the user pushes a button, or any specific object. The Modal Segue When the two views do not need to share information, like a login screen The Push Segue The push segue can pass data between the views and handle …
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Apple Objective-C programming fundamentals – Part 1 – The language.
To write an application for an Apple device (iPhone, iPod, iPadn, Macintosh) Apple recommends the Ojbective-C language. Xcode, the Apple development environment (IDE) supports the usage of Objective-C. This article summarizes the basics of Objective-C for beginners of that language. It is helpful if you already have some programming experience, otherwise some terms will require …
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Using the Apple Xcode development environment
View two files side-by-side Open the Project Navigator Click the first file in the Navigator Option-Click the second file in the Navigator The two files are displayed next to each other, so you can compare them and copy code between them. Using tabs In the Apple Xcode IDE you can use tabs to quickly switch …
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Create an iPhone, iPod or iPad app – Part 4 – Deploy the app to an Apple device
In the prior parts of the series we have created a simple iOS application and tested it in the iOS Simulator. The real gratification comes when we can see our own app on a real device, an iPhone, iPod or iPad. In this article we will deploy the app to an Apple device. Get an …
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Create an iPhone, iPod or iPad app – Part 3 – Make it work
In this article we will make our application work. We already created a simple application and added a Text field, a Label and a Button to the view. We created connections between the user interface elements and the View Controller. To make more room to work, close the Utilities area by clicking the Utilities button …
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Create an iPhone, iPod or iPad app – Part 2 – Adding User Interface elements
Add user interface elements to the view Open the MainStoryboard.storyboard file in the project navigator Open the Utilities area by clicking the right most view button in the upper right corner of the screen In the Library selector bar of the Utilities area select the object library From the list drag a Text Field, a …
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