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Using the Stepper Control in iPhone
In Xcode 4 and iOS version 5, we have a new control available for use: the UIStepper control. The stepper control allows the user to increment or decrement a value. In this blog, we will see how to use...
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A Color Chooser for the iPhone
In this blog we’ll show an interesting way to set the background color of a view. We’ll also be looking at different ways to represent the same data, and converting from one representation to another....
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A TableView based menu for iPad
Menuing in iPad is typically handled through the use of popovers. But it is also possible to use separate table views in conjunction with button bar items to develop a menu for an iPad app. Let’s see...
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Text Field With Number in iPhone
In this example we will see how to enter limited number in the TextField. So let see how it will worked. Step 1: Open the Xcode, Create a new project using View Base application. Give the application...
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Dragging an image on iPhone
Often we want to drag an image view or other control around the main view. Since all user interface controls inherit from UIView, this is a simple matter of adjusting the view’s frame at runtime in...
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Handling subviews of the main view in UIViewController: Part 2 (iPhone)
In part 1 of this blog, we created an app that has a single view controller that dynamically creates two subviews with a single button each. We used delegation through a protocol to respond to the...
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Reversing a String in iPhone
Sometimes we want to perform some task on an object that is not included in the methods of that class. An example of this might be reversing the order of characters in an NSString object. While we...
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Showing an Alert in iPhone
Many times, we want to give a visual indication to the user that something has happened. We might tell the user that a file was saved, information has loaded, or some condition has been met that they...
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Notifications in iPhone Programming
In this tutorial I will explain how local notifications can be performed in iOS application. Here there’s three important steps: 1. Create a new observer to listen for the notification (event) to...
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Map view with annotations and its views
In this tutorial I will be looking into the MapKit, a new API’s made available by Apple in the iOS 3.0 and later versions. The MapKit allows simple access to the map seen in the maps application. Using...
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