Cocoa Application Tutorial

General

2009-08-03

Apple Inc.

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Contents

Introduction IntroductiontoCocoaApplicationTutorial 9

Organization of This Document 9

Goals for Learning 9

Prerequisites 10

See Also 10

Chapter1 TheEssenceofCocoa 11

What Is Cocoa? 11

Classes and Objects 11

The MVC Design Pattern 12

Model Objects 12

View Objects 12

Controller Objects 13

Hybrid Models 13

The Currency Converter Application 13

Chapter2 CreatingaProjectinXcode 15

Open Xcode 15

Make a New Project 15

Choose the New Project Command 15

Choose a Project Type 16

The Xcode Project Interface 17

What’s Next? 18

Chapter3 DefiningtheModel 19

Specify the Model Class 19

Declare the Model Interface 20

Declare Instance Variables 20

Declared Properties and Accessor Methods 20

Declare the Model Method: convertCurrency 21

Implementing the Model 22

Define the convertCurrency Method 22

What’s Next? 22

Chapter4 DefiningtheView:BuildingtheUserInterface 23

User Interface Elements and Interface Builder 23

What Is a Nib File? 23

CONTENTS

Windows and Menus in Cocoa 24

Creating the Currency Converter Window 25

Create the Window 25

Resize the Window 25

Changing the Title of the Window 27

Add the Text Fields 27

Assign Labels to the Fields 29

Change the Text Field Attributes 31

Configure a Button 31

Add a Separator to Group Controls 32

Refining the Layout and View Functionality 33

Aligning Objects in a Window 33

Finalize the Window Size 34

Enable Tabbing Between Text Fields 35

Set the First Responder Text Field 36

Test the Interface 37

What’s Next? 38

Chapter5 BridgingtheModelandView:TheController 39

Paths for Object Communication: Outlets, Targets, and Actions 39

Outlets 39

Target/Action in Interface Builder 40

Which Direction to Connect? 41

Defining the Controller Class 42

Defining the Outlets for the ConverterController Class 42

Declare the Controller Method 42

Interconnecting the Controller with the View 43

Add the ConverterController Class to Your Nib File 43

Connect the ConverterController Instance to the Text Fields 45

Connect the Convert Button to the Appropriate Methods 46

Check Your Work 46

Connecting the Controller to the Model 47

Garbage Collection 48

What’s Next? 49

Chapter6 BuildingandRunningYourApplication 51

Build the Application 51

Extra: Check Out the Documentation 51

Run the Application 52

Correct Build Errors 52

Great Job! 52

What’s Next? 53

CONTENTS

Chapter7 ConfiguringYourApplication 55

The Info.plist File 55

Basic Project Attributes 55

Specify the Identifier, Version, and Copyright Information 58

Create an Icon File 61

What’s Next? 65

Chapter8 ExpandingontheBasics 67

For Free with Cocoa 67

Application and Window Behavior 67

Controls and Text 67

Menu Commands 68

Document Management 68

File Management 68

Communicating with Other Applications 69

Custom Drawing and Animation 69

Internationalization 69

Editing Support 69

Printing 69

Help 70

Plug-in Architecture 70

Turbo Coding with Xcode 70

Project Find 70

Code Sense and Code Completion 70

Integrated Documentation Viewing 70

Indentation 71

Delimiter Checking 71

Emacs Bindings 71

AppendixA Objective-CQuickReferenceGuide 73

Messages and Method Implementations 73

Declarations 74

DocumentRevisionHistory 75

Cocoa Application Tutorial - Apple (2009).pdf

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