Part IV: Connecting Your Apps

Transcription

1 Contents at a Glance Introduction... 1 Part I: Getting Started with ios Programming... 5 Chapter 1: Entering Mobile Application Development...7 Chapter 2: Object-Oriented Design Principles...25 Chapter 3: Effectively Using Objective-C...55 Part II: Meeting the Methods and Platforms Chapter 4: Patterns and Frameworks...91 Chapter 5: Setting Up to Develop ios Apps Chapter 6: Developing an App on ios Chapter 7: Illustrating Object-Oriented ios App Design Part III: Making Your ios Apps Fit for Consumption Chapter 8: Effectively Using Xcode Chapter 9: Developing Your App s User Interface Chapter 10: Making Applications Fast and Responsive Chapter 11: Making Your App Reliable and Secure Part IV: Connecting Your Apps Chapter 12: Channeling the World Into Your Device Chapter 13: Harnessing ios Device Capabilities Chapter 14: Publishing to the App Store Part V: The Part of Tens Chapter 15: Ten Resources for Object-Oriented Development Chapter 16: Ten Developer Resources for ios COPYRIGHTED MATERIAL Index

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3 Table of Contents Introduction... 1 About This Book...1 Foolish Assumptions...3 Icons Used in This Book...3 Beyond the Book...4 Part I: Getting Started with ios Programming... 5 Chapter 1: Entering Mobile Application Development Apps for a Mobile Platform...7 ios Benefits...10 ios App Development Essentials...12 Devices...12 Application development technologies...13 Xcode...18 The Application Model...19 Understanding the lifecycle of an ios app...20 Understanding the structure of an ios app...22 Object-Orientation Concepts...23 Chapter 2: Object-Oriented Design Principles Basic Object-Oriented Concepts...25 Designing programs...26 Structural and behavioral concepts in OO...36 Principles of Object-Orientation...38 Coupling...39 Cohesion...40 Designing an Object-Oriented Application...40 Advanced OO Techniques...42 Delayed binding...42 Delegation...43 Design patterns...43 Inversion of control and software frameworks...44 The Application Development Lifecycle...45 Software development lifecycle processes...46 The phases and stages of a software development lifecycle (SDLC)...47 The guiding principles of SDLC methodologies...50 Customizing an SDLC methodology...51

4 vi Beginning ios Programming For Dummies Chapter 3: Effectively Using Objective-C Examining an Objective-C Program...55 Defining Classes...58 Declaring instance variables...61 Declaring methods...62 Using forward references...64 Implementing classes...65 Using Classes, Objects, Methods, and Variables...66 Invoking methods...66 Creating objects...67 Using all the language features...69 Using introspection and dynamic invocation...80 Managing Memory...82 Handling Exceptions...84 Organizing Program Files...85 Analyzing Objective-C s Object-Orientation Capabilities...86 Part II: Meeting the Methods and Platforms Chapter 4: Patterns and Frameworks Common Patterns of OO Design...91 Seeing basic design patterns...92 Understanding the Model-View-Controller...98 Making model objects persistent...99 Avoiding anti-patterns Applying patterns to application design Understanding Frameworks Inversion of control Basic concepts Flow of control Chapter 5: Setting Up to Develop ios Apps Becoming an ios Developer Installing, Verifying, and Understanding the Xcode Development Environment Installing Xcode Verifying the development environment Understanding the elements of an Xcode workspace Importing and Running the Tic-Tac-Toe Sample Program Importing Tic-Tac-Toe and running it on the simulator Deploying an App on an ios device...130

5 Table of Contents vii Chapter 6: Developing an App on ios Dissecting an ios App Understanding an App s Lifecycle Interacting with the App Through Its User Interface Dealing with Data Using JSON Saving data using files Moving up to Core Data Accessing the Address Book Setting options for your app Sharing data across apps Using Other ios Capabilities on a Device Visiting the App Templates in Xcode Deconstructing the ios Framework Using OO Principles and Design Patterns Seeing object-oriented concepts and techniques in ios Seeing patterns in ios Critiquing the ios framework from the perspective of OO principles Chapter 7: Illustrating Object-Oriented ios App Design Customizing an SDLC for ios App Development Developing Use Cases Creating the User Interface Illustrating Object-Oriented Design Classes and responsibilities Collaborators and missing classes and responsibilities Contracts and signatures Implementing an Object-Oriented Design on ios Implementing the model Creating storyboards and views Making the app active Analyzing the OO and Design Principles Used in Tic-Tac-Toe Use of design patterns in Tic-Tac-Toe Other concepts Part III: Making Your ios Apps Fit for Consumption Chapter 8: Effectively Using Xcode Xcode and IOS A Beautiful Friendship Setting up your app s project Creating your app s screen flow...214

6 viii Beginning ios Programming For Dummies Writing your app s code Managing and maintaining your app s components Fine-Tuning Your App in Xcode Configuring your app Digging into the Simulator Exploring your ios device from Xcode Debugging your app Using instruments to collect data Getting Help Chapter 9: Developing Your App s User Interface Understanding How User Interfaces Work in ios Comprehending event-driven programming in ios Understanding the Application and the Application Delegate objects in UI processing Revisiting the Model-View-Controller Design Pattern Understanding the UI Components Available in ios Interacting with buttons, text fields, and labels Alerting the user Selecting items using pickers Showing columnar data using a Table view Going through the other views in the ios framework Navigating through a stack of screens using a Navigation controller Drawing using 2-D Graphics Chapter 10: Making Applications Fast and Responsive Becoming Familiar with Nonfunctional Requirements Designing Your App at Multiple Levels Optimizing an Application s Performance Using Instrumentation for Code Optimization Ensuring Responsiveness in Your Apps Ensuring responsiveness by using threading Other Performance Considerations for ios Apps Chapter 11: Making Your App Reliable and Secure Making Your App Reliable Through Testing Understanding the fundamentals and levels of testing Understanding the levels of testing Using automated testing Adapting to Changes in the App s Environment Implementing reliability while navigating your app s lifecycle Dealing with missing or transient capabilities Considering Security in an ios App Recognizing the importance of security...310

7 Table of Contents ix Looking at security holistically Understanding the attack surface and developing a threat model for an app Implementing authentication and access control Protecting core data files with encryption Adding auditing to your application Part IV: Connecting Your Apps Chapter 12: Channeling the World Into Your Device Networking Basics Launching a browser from your app Embedding a browser in your ios application using WebView Using Maps and Providing Location-Based Services Installing the additional development components needed for maps Displaying a map using a MapView Using geocoding to navigate the map Wherever you go, there you are Design Principles for Web- and Location-Based Apps Being nice about using remote services Using threading to deal with slow network connections Chapter 13: Harnessing ios Device Capabilities Integrating , SMS, and the Phone into Your App Sending from your app Sending an SMS from your app Placing telephone calls from your app Playing and Capturing Audio, Video, and Images Playing and recording video Playing and recording audio Working with images Seeing the Capabilities Available on Your Device Testing for network availability Testing for sound and camera capabilities Declaring an app s needs in the.plist file Bringing in the Outside World with Sensors Sensing orientation Sensing the accelerometer, gyroscope, and magnetometer Examining OO and Other Design Principles in this Chapter Seeing uses of loose coupling Using delegation for customized processing Using design patterns Design tradeoffs in Tic-Tac-Toe...373

8 x Beginning ios Programming For Dummies Chapter 14: Publishing to the App Store Creating Your Developer Account Distributing Applications Providing basic application details Special capabilities Internationalization and localization Testing ios devices Beta testing Submitting Your App Using itunes Connect Uploading to the App Store Supporting Your App Marketing Sales data and customer feedback Publishing updates Part V: The Part of Tens Chapter 15: Ten Resources for Object-Oriented Development Design Patterns: Elements of Reusable Object-Oriented Software martinfowler.com Object-Oriented Programming with Objective-C The Journal of Object Technology Massively Open Online Courses (MOOCs) Ambysoft Craig Larman s Use Case Primer uml.org Agile Alliance Rajiv s YouTube Video Series Chapter 16: Ten Developer Resources for ios ios Dev Center Apple Worldwide Developers Conference ios Dev Weekly raywenderlich AppCoda Stack Overflow iphonedevsdk...419

9 Table of Contents xi pttrns Cocoa Controls MacRumors Index

10 xii Beginning ios Programming For Dummies