Creating a Mobile App

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iOS Frameworks beyond UIKit

The UIKit framework in the iOS Developer Library, whose sole purpose in life is to provide a developer with all the classes an application needs in order to construct and manage its user interface, does [more…]

Build and Run Your Xcode Application

The Xcode toolbar, as shown in the figure, is where you do things like run your application. The Flow controls are for defining, choosing, running, and stopping projects. [more…]

Build An App In Xcode

Building an app in Xcode means compiling all the source code files in the project. It’s really exciting to see what you get when you build and run a project that you created from a template. Building and [more…]

The iPad’s Split Views

While it’s true that on the iPhone you often see only one view at a time, on the iPad you get to see two views, courtesy of the Master-Detail Application template [more…]

Run Your App in the iOS Simulator

When you run your app, Xcode installs it on the iOS Simulator (or on a real device if you specified a device as the active SDK) and launches it. Using the Hardware menu and your keyboard and mouse, the [more…]

How to Uninstall Apps and Reset Your Device

You uninstall applications on the Simulator the same way you do on the iPad, except you use your mouse instead of your finger. Follow these steps: [more…]

The iOS Simulator’s Limitations

Keep in mind that, despite the iOS Simulator’s many virtues, running apps in the Simulator is still not the same thing as running them on the iPad. Here’s why: [more…]

Navigator Area Navigators in Xcode

The Navigator area of Xcode contains a host of navigators that organize the tasks and components you use within your Xcode project. You use a Navigator selector bar to select the navigator you need. This [more…]

Editor Area Content Editors in Xcode

The Editor area of Xcode has a number of editors you use to edit specific content. Content editors are context based, meaning that the selection you make in a Navigator or Editor [more…]

Utility Area of Xcode

The Utility area of Xcode has two panes: the Inspector pane and the Library pane. You can expand either pane to hide the other. When working within the Inspector pane, you click a button in the Inspector [more…]

The Toolbar and Tab Bar in Xcode

The toolbar in Xcode (shown in the figure) includes Workspace-level tools for managing and running schemes(instructions on how to build your application), viewing the progress of [more…]

Overview of the Organizer Window in Xcode

The Organizer window in Xcode (shown in the figure) enables you to do the supplemental tasks associated with development, such as accessing documentation and managing devices, archives, and project-related [more…]

How to Create a Practice Project in Xcode

Because developing an iPhone and/or an iPad app requires you to work in an Xcode project, you should create one. You can build a practice app called RoadTrip [more…]

Explore Your Project in Xcode

To develop an iOS app, you have to work within the context of an Xcode project, very much like the one shown in this figure. This is, in effect, Command Central for developing your app; it displays and [more…]

Overview of the Project Editor in Xcode

You have to work within the context of an Xcode project to develop an iOS app. Having your project selected in the Navigator area’s Project navigator (as shown in the figure) sets a couple of balls rolling [more…]

Overview of the Project Navigator in Xcode

You have to work within the context of an Xcode project to develop an iOS app. After you have created your project in Xcode, the Xcode workspace displays the Project navigator. [more…]

How to Set Your Xcode Preferences

You have to work within the context of an Xcode project to develop an iOS app. Xcode gives you options galore. You probably won’t change any of them until you have a bit more programming experience under [more…]

iOS App Development: The Limitations of the Simulator

Keep in mind that, despite the Simulator's many virtues, running iOS apps in the Simulator is still not the same thing as running them on an iOS device. Here's why: [more…]

How to Use Inspector and Quick Help Pane for iOS App Development

You use the Inspector selector to toggle on the particular inspector you want to use for your iOS app. (Xcode makes the decision-making process a bit easier by having your choice of Navigator or Content [more…]

How to Use the Library Pane for iOS App Development

A selection in the Library selector in the Library pane does the obvious for your iOS app: It selects a particular library of resources that you can then use in your project. Check out the many offerings [more…]

How to Animate a Series of Images "In Place" in Your iOS App

Here, you will find a way to animate a series of images "in place" in your iOS app— you are not moving the image around; instead you are changing the image where it is to make it appear as if it were animated [more…]

How to Create an iOS App

Because developing an iPhone and/or an iPad app requires you to work in an Xcode project, it’s time to create one. The app you’ll be building is called RoadTrip [more…]

How to Set Xcode Preferences for Your iOS App

Xcode gives you options galore. You probably won’t change any of them until you have a bit more iOS app programming experience under your belt, but a few options are actually worth thinking about now. [more…]

How to Build an iOS App

Building an iOS app in Xcode means compiling all the source code files in the project. It’s really exciting to see what you get when you build and run a project that you created from a template. Building [more…]

How to Uninstall iOS Apps on the Simulator and Reset Your Device

You uninstall iOS applications on the Simulator the same way you do on the iPad, except you use your mouse instead of your finger. To uninstall an app, just follow these simple steps: [more…]

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