【文件属性】：
文件名称：Palm WebOS 开发.rar
文件大小：4.57MB
文件格式：RAR
更新时间：2022-07-28 23:33:10
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基于palm WebOS应用程序开发的书，详细介绍了WebOS的Widget以及高级widget，服务，数据，Style以及高级Style，云服务各个方面。适用于WebOS应用程序开发的参考书和学习教材。英文书籍。
Table of Contents
Foreword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
1. Overview of webOS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Application Model 2
Application Framework and OS 3
User Interface 3
Navigation 4
Launcher 4
Card View 5
Notifications and the Dashboard 7
User Interface Principles 10
Mojo Application Framework 12
Anatomy of a webOS Application 13
UI Widgets 16
Services 18
Palm webOS Architecture 19
Application Environment 20
Core OS 21
Software Developer Kit 21
Development Tools 22
Mojo Framework and Sample Code 22
webOSdev 22
Summary 23
2. Application Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Getting Started 26
Creating Your Application 26
Testing and Debugging 30
News 30
News Wireframes 31
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Creating the News Application 33
Customizing the Launcher Icon and Application ID 34
Adding the First Scene 35
Base Styles 40
Application Launch Lifecycle 43
Adding a Second Scene 44
Controllers 51
Controllers and Assistants 51
Scene Stack 52
Summary 53
3. Widgets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
All About Widgets 55
Declaring Widgets 56
Setting Up a Widget 56
Updating a Widget’s Data Model 57
Widget Event Handling 58
Using Widgets 58
Buttons and Selectors 59
Buttons 59
Selectors 61
Lists 64
List Widgets 65
More About Lists 84
Text Fields 86
Adding Text Fields to News 87
Password Field 91
Filter Field 91
Rich Text Edit 92
Events 92
Framework Event Types 92
Listening 93
stopListening 94
Using Events with Widgets 95
Summary 95
4. Dialogs and Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Dialogs 97
Error Dialog 98
Alert Dialog 99
Custom Dialogs 100
Menus 106
Menu Widgets 107
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Submenus 123
Commander Chain 126
Summary 129
5. Advanced Widgets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Indicators 131
Spinners 132
Progress Indicators 136
Scrollers 138
Back to the News: Adding a featured feed Scroller 139
Pickers 144
Simple Pickers 145
File Picker 147
Advanced Lists 148
Formatters 149
Dividers 150
Filter Lists 150
Viewers 156
WebView 156
Other Viewers 159
Summary 161
6. Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Working with Cookies 164
Back to the News: Adding a Cookie 164
Working with the Depot 166
Back to the News: Adding a Depot 167
HTML 5 Storage 170
Ajax 172
Ajax Request 173
Ajax Response 174
More Ajax 175
Summary 176
7. Advanced Styles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Typography 178
Fonts 178
Truncation 180
Capitalization 181
Vertical Alignment 181
Images 183
Standard Image 183
Multistate Image 184
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9-Tile Image 184
Touch 187
Maximize Your Touch Targets 187
Optimizing Touch Feedback 188
Passing Touches to the Target 189
Light and Dark Styles 189
Summary 191
8. Application Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Using Services 193
Service Overview 194
Application Manager 196
Cross-App Launch 197
Core Application Services 198
Web 198
Phone 199
Camera 200
Photos 200
Maps 201
Palm Synergy Services 201
Account Manager 201
Contacts and Calendar 203
People Picker 204
Email and Messaging 205
Viewers and Players 209
View File 209
Audio 209
Video 210
Other Applications 210
Summary 211
9. System and Cloud Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
System Services 214
Accelerometer 215
Alarms 218
Connection Manager 220
Location Services 221
Power Management 223
System Properties 224
System Services 225
System Sounds 225
Cloud Services 226
Summary 227
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10. Background Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Stages 229
Creating New Stages 230
Using Existing Stages 231
Working with Stages 231
Notifications 232
Banner Notifications 233
Minimized Applications 235
Pop-up Notifications 235
Dashboards 240
Back to the News: Adding a Dashboard Stage 241
Handling Minimize, Maximize, and Tap Events 245
Advanced Applications 247
Back to the News: App Assistant 247
Handling Launch Requests 251
Sending and Considering Notifications 253
Back to the News: Creating Secondary Cards 254
Background Applications 256
Summary 260
11. Localization and Internationalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Locales 261
Character Sets and Fonts 263
Keyboards 263
Localization 264
Localized Application Structure 265
appinfo.json 266
JavaScript Text Strings 266
Localizable HTML 270
Internationalization 273
Back to the News: Multilingual Formatting 273
Summary 274
A. Palm webOS Developer Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
B. Quick Reference—Developer Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
C. Quick Reference—Style Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
D. News Application Source Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417
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PalmWebOS
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