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发布时间：2022-06-15 发布人：admin 分类：说明书 资料大小：7.94M 资料格式：pdf 举报 版权申诉
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    Copyright
    Table of Contents
    Preface
    Who Should Read This Book
    Technology Used in This Book
    Conventions Used in This Book
    Using Code Examples
    Safari® Books Online
    How to Contact Us
    Acknowledgments
    Chapter 1. Introducing Kivy
    Dependencies: The Hard Part
    Installing on Mac OS
    Installing on Windows
    Writing Code: The Easy Part
    Introducing the KV Language
    User Interface Design
    Widgets
    The KV Language Root Widget
    Creating a Custom Widget
    Adjusting Widget Size
    File It All Away
    Chapter 2. Events and Properties
    What Is an Event?
    Adding Logic to a Custom Widget
    Responding to Events
    Accessing Properties of KV Language Widgets
    Populating the Search Result List
    File It All Away
    Chapter 3. Manipulating Widgets
    A More Extensible Root Widget
    ListView Adapters
    Responding to ListView Item Events
    Swappable Widgets
    Switching Forms
    File It All Away
    Chapter 4. Iterative Development
    Improving the Add Location Form
    Caching Widgets
    Storing Actual Locations and Converting Arguments
    Retrieving Weather Data
    File It All Away
    Chapter 5. Kivy Graphics
    A Conditions Widget
    Dynamic Conditions
    Abstracting Common Widgets
    Basic Animation
    Using Icons Instead
    File It All Away
    Chapter 6. Kivy Storage
    Maintaining a List of Locations
    Storing the Location List
    The User Settings Dialog
    File It All Away
    Chapter 7. Gestures
    The Forecast Tab
    Recording Gestures
    Touch Events
    Recognizing Gestures
    Firing Events
    File It All Away
    Chapter 8. Advanced Widgets
    Carousel
    The ModalView Widget
    Completing the Refactor
    Adding an Action Bar
    File It All Away
    Chapter 9. Releasing to Android and iOS
    Getting Buildozer
    Deploying Your Application
    Deploying to iOS
    Android Bonus: Accessing the GPS
    Keeping It Running
    File It All Away
    Index
    About the Author
    Creating Apps in Kivy Dusty Phillips
    Creating Apps in Kivy by Dusty Phillips Copyright © 2014 Dusty Phillips. All rights reserved. Printed in the United States of America. Published by O’Reilly Media, Inc., 1005 Gravenstein Highway North, Sebastopol, CA 95472. O’Reilly books may be purchased for educational, business, or sales promotional use. Online editions are also available for most titles (http://my.safaribooksonline.com). For more information, contact our corporate/ institutional sales department: 800-998-9938 or corporate@oreilly.com. Editors: Meghan Blanchette and Rachel Roumeliotis Production Editor: Nicole Shelby Copyeditor: Rachel Monaghan Proofreader: Rachel Head Indexer: Judy McConville Cover Designer: Randy Comer Interior Designer: David Futato Illustrator: Rebecca Demarest April 2014: First Edition Revision History for the First Edition: 2014-04-08: First release See http://oreilly.com/catalog/errata.csp?isbn=9781491946671 for release details. Nutshell Handbook, the Nutshell Handbook logo, and the O’Reilly logo are registered trademarks of O’Reilly Media, Inc. Creating Apps in Kivy, the image of a kiang, and related trade dress are trademarks of O’Reilly Media, Inc. Many of the designations used by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and O’Reilly Media, Inc. was aware of a trademark claim, the designations have been printed in caps or initial caps. While every precaution has been taken in the preparation of this book, the publisher and author assume no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein. ISBN: 978-1-491-94667-1 [LSI]
    Table of Contents Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii 1. Introducing Kivy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Dependencies: The Hard Part 2 Installing on Mac OS 3 Installing on Windows 4 Writing Code: The Easy Part 5 Introducing the KV Language 6 User Interface Design 7 Widgets 9 The KV Language Root Widget 10 Creating a Custom Widget 12 Adjusting Widget Size 13 File It All Away 18 2. Events and Properties. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 What Is an Event? 21 Adding Logic to a Custom Widget 22 Responding to Events 23 Accessing Properties of KV Language Widgets 24 Populating the Search Result List 27 File It All Away 32 3. Manipulating Widgets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 A More Extensible Root Widget 35 ListView Adapters 36 Responding to ListView Item Events 39 Swappable Widgets 41 Switching Forms 43 iii
    File It All Away 44 4. Iterative Development. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Improving the Add Location Form 46 Caching Widgets 46 Storing Actual Locations and Converting Arguments 49 Retrieving Weather Data 53 File It All Away 56 5. Kivy Graphics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 A Conditions Widget 59 Dynamic Conditions 61 Abstracting Common Widgets 65 Basic Animation 67 Using Icons Instead 70 File It All Away 71 6. Kivy Storage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Maintaining a List of Locations 73 Storing the Location List 75 The User Settings Dialog 77 File It All Away 82 7. Gestures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 The Forecast Tab 83 Recording Gestures 87 Touch Events 89 Recognizing Gestures 91 Firing Events 92 File It All Away 93 8. Advanced Widgets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 Carousel 95 The ModalView Widget 97 Completing the Refactor 99 Adding an Action Bar 101 File It All Away 103 9. Releasing to Android and iOS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 Getting Buildozer 105 Deploying Your Application 106 Deploying to iOS 113 iv | Table of Contents
    Android Bonus: Accessing the GPS 115 Keeping It Running 117 File It All Away 117 Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 Table of Contents | v
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