Book Image

Mac Application Development by Example: Beginner's Guide

By : Robert Wiebe
Book Image

Mac Application Development by Example: Beginner's Guide

By: Robert Wiebe

Overview of this book

It's never been more important to have the ability to develop an App for Mac OS X. Whether it's a System Preference, a business app that accesses information in the Cloud, or an application that uses multi-touch or uses a camera, you will have a solid foundation in app development to get the job done.Mac Application Development by Example takes you through all the aspects of using the Xcode development tool to produce complete working apps that cover a broad range of topics. This comprehensive book on developing applications covers everything a beginner needs to know and demonstrates the concepts using examples that take advantage of some of the most interesting hardware and software features available.You will discover the fundamental aspects of OS X development while investigating innovative platform features to create a final product which take advantage of the unique aspects of OS X.Learn how to use Xcode tools to create and share Mac OS X apps. Explore numerous OS X features including iCloud, multi-touch trackpad, and the iSight camera.This book provides you with an illustrated and annotated guide to bring your idea to life using fundamental concepts that work on Mac.
Table of Contents (17 chapters)
Mac Application Development by Example Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Time for action – implementing the dataSource and delegate


We are now ready to write the program code to implement the required dataSource and delegate methods.

  1. Open the Global Currency project in Xcode.

  2. Click on the file named BTS_GCTableViewDelegate.h and add the following #defines to create literal values that can be used to identify each column of the table view:

    // Create defines that will be used
    // to identify the column in the
    // table view
    
    #define kBTSGCCurrency @"currency"
    #define kBTSGCValue @"value"
  3. Click on the file named BTS_GCTableViewDelegate.h and add the following code to create a reference to a single member variable that we will use to cache a reference to the AppDelegate object:

    #import "BTSAppDelegate.h"
    #import <Foundation/Foundation.h>
    
    // Create defines that will be used
    // to identify the column in the
    // table view
    
    #define kBTSGCCurrency @"currency"
    #define kBTSGCValue @"value"
    
    @interface BTS_GCTableViewDelegate : NSObject
    {
        // Create a reference to the...