David Defour - Université de Perpignan

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Example: The Android Resort • Idea –Make an app that advertises a luxury resort where visitors can sit inside all day and play with their smart phones • Approach 460 jeudi 26 janvier 12 –res/values/strings.xml defines • resort_name, welcome, our, pool, reserve, confirmed –res/values-es/strings.xml defines • welcome, our, pool, reserve, confirmed – Does not redefine resort_name –Also uses dimensions, colors, images, and layout files • But these do not change based on language, so localized versions are not shown until a later example
Strings File: English/Other (res/values/strings.xml) AndroidResort.com Welcome to Our swimming pool Reserve Now! Registration Confirmed 461 jeudi 26 janvier 12 Reminder from intents lecture: is a non-breaking space. Android does not preserve whitespace at the beginning and end of strings in resource files.
Page 1 and 2:
jeudi 26 janvier 12 PROGRAMMATION S
Page 3 and 4:
jeudi 26 janvier 12 DESCRIPTION DU
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DESCRIPTION • Titre : Réalisatio
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jeudi 26 janvier 12 EXAMPLE: APP IN
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jeudi 26 janvier 12 DÉPLACEMENTS O
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GESTION DU CONTRÔLE Ordre Fonction
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RÉFÉRENCES: • http://lwh.free.f
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• Motivations RÉSUMÉ DU COURS
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AVANTAGES DES APPLI WEB • Accès
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AVANTAGES DES APPLI MOBILES • Plu
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INCONVÉNIENTS DES APPS • Pas d
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INSTALLATION • Apps génériques
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OS POUR LE DÉVELOPPEMENT DES APPS
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GOOGLE SEARCH: ANDROID jeudi 26 jan
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jeudi 26 janvier 12 PRÉSENCE SUR L
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jeudi 26 janvier 12 CONCLUSION Pré
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• Web apps vs. Android apps jeudi
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jeudi 26 janvier 12 ANDROID: INSTAL
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jeudi 26 janvier 12 INSTALLATION DE
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INSTALLATION DE JAVA SE 6 • http:
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INSTALLATION D’ECLIPSE • http:/
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ANDROID SDK • Présentation • B
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• Présentation PLUGIN ADT • AD
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CONFIGURATION DE ADT • Définisse
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ANDROID VIRTUAL DEVICES (AVDS) •
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LANCEMENT D’UNE APPS SUR jeudi 26
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LANCEMENT DE HELLOANDROID DANS L’
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jeudi 26 janvier 12 HELLO ANDROID
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DÉFINITION DES OPTIONS DU PROJETS
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LANCEMENT DE VOTRE APPS • Fonctio
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LES BASES DE DDMS • Concepts •
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LANCEMENT D’UNE APPS SUR jeudi 26
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VIA L’USB • Prérequis : il fau
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EXPORTER UN PACKAGE • A faire à
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jeudi 26 janvier 12 LANCEMENT DE L
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RÉSUMÉ • Installation des logic
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CONCEPTS DE BASE DE LA PROGRAMMATIO
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jeudi 26 janvier 12 RÉALISER UN PR
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RÉALISER VOTRE PROPRE PROJET ANDRO
Page 79 and 80:
jeudi 26 janvier 12 DÉFINITION DES
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LANCER UNE NOUVELLE APP SUR UN DEVI
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jeudi 26 janvier 12 STRUCTURE D’U
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LES 3 APPROCHES PRINCIPALES • Jav
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APPROCHE XML: SCHÉMA • Java publ
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jeudi 26 janvier 12 LAYOUT JAVA
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jeudi 26 janvier 12 CODE (CORPS) pu
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RÉSULTAT SUR L’ ÉMULATEUR • c
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jeudi 26 janvier 12 LAYOUT XML
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PLUS DE DÉTAILS • res/layout/mai
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RES/LAYOUT/MAIN.XML jeudi 26 j
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} jeudi 26 janvier 12 CODE (JAVA) p
Page 103 and 104:
jeudi 26 janvier 12 ECLIPSE ADT VIS
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jeudi 26 janvier 12 ECLIPSE VISUAL
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• Approches CONCEPTS • Utilisat
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RES/VALUES/STRINGS.XML Say Hello
Page 111 and 112:
• Dans l’émulateur • Click-D
Page 113 and 114:
jeudi 26 janvier 12 PROJECT LAYOUT
Page 115 and 116:
jeudi 26 janvier 12 QUESTIONS?
Page 117 and 118:
RÉSUMÉ DU COURS • Utilisation d
Page 119 and 120:
CONCEPTS • Buts • Changer la co
Page 121 and 122:
Page 123 and 124:
RES/LAYOUT/MAIN.XML jeudi 26 janv
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jeudi 26 janvier 12 MAIN ACTIVITY C
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} jeudi 26 janvier 12 EVENT HANDLER
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jeudi 26 janvier 12 RÉSULTATS SUR
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IDÉE • Buts • Changer la coule
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Page 135 and 136:
EVENT HANDLER CLASS (PARTIE DE MAIN
Page 137 and 138:
jeudi 26 janvier 12 RÉSULTAT SUR U
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CONCEPT • Buts • Changer la cou
Page 141 and 142:
RES/VALUES/STRINGS.XML Event Hand
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} } jeudi 26 janvier 12 ACTIVITY CL
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jeudi 26 janvier 12 ACTIVITY CLASS
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jeudi 26 janvier 12 RÉSULTATS SUR
Page 149 and 150:
CONCEPT • Buts • Changer la cou
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Page 153 and 154:
jeudi 26 janvier 12 RÉSULTAT SUR L
Page 155 and 156:
jeudi 26 janvier 12 GESTION DES ÉV
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Page 159 and 160:
Page 161 and 162:
jeudi 26 janvier 12 RÉSULTAT SUR L
Page 163 and 164:
jeudi 26 janvier 12 COPIE D’UN PR
Page 165 and 166:
jeudi 26 janvier 12 CONCLUSION
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APPROCHES: CONTRÔLE SIMPLE • Sit
Page 169 and 170:
• Buttons RÉSUMÉ DU COURS • I
Page 171 and 172:
WIDGET LECTURES COMBINED IN SINGLE
Page 173 and 174:
SWITCHING ACTIVITIES: SUMMARY • S
Page 175 and 176:
jeudi 26 janvier 12 APPROACH FOR BU
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XML: LAYOUT FILE (RES/LAYOUT/BUTTON
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JAVA (BUTTONACTIVITY.JAVA) public c
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BUTTON • Idea • A push button d
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XML: STRINGS FILE ENTRIES (PART OF
Page 185 and 186:
jeudi 26 janvier 12 Emulator RESULT
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IMAGEBUTTON, VARIATION 1 • Idea
Page 189 and 190:
Page 191 and 192:
jeudi 26 janvier 12 RESULTS (EMULAT
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IMAGEBUTTON, VARIATION 2 • Idea
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IMAGE DESCRIPTOR FILE (RES/ DRAWABL
Page 197 and 198:
Page 199 and 200:
Page 201 and 202:
RADIOBUTTON • Idea • A button f
Page 203 and 204:
FIRST EXAMPLE: EVENT HANDLERS ATTAC
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STRINGS FILE AND JAVA • Nothing n
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jeudi 26 janvier 12 RADIOBUTTON (WI
Page 209 and 210:
XML: LAYOUT FILE ENTRY (PART OF RES
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JAVA (RELEVANT PARTS) public class
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JAVA (RELEVANT PARTS, CONTINUED) }
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jeudi 26 janvier 12 CHECKBOX
Page 217 and 218:
Page 219 and 220:
Page 221 and 222:
TOGGLEBUTTON • Idea • A button
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Page 225 and 226:
JAVA (RELEVANT PARTS, CONTINUED) Th
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jeudi 26 janvier 12 WRAP-UP
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jeudi 26 janvier 12 WIDGETS: SPINNE
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jeudi 26 janvier 12 GENERAL APPROAC
Page 233 and 234:
LAYOUT FILES FOR WIDGET LECTURES
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SWITCHING ACTIVITIES: SUMMARY • S
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SWITCHING ACTIVITIES: WIDGETSINITIA
Page 239 and 240:
jeudi 26 janvier 12 OVERALL WIDGET
Page 241 and 242:
SPINNER WITH PREDEFINED • Idea CH
Page 243 and 244:
ONITEMSELECTEDLISTENER • onItemSe
Page 245 and 246:
Page 247 and 248:
JAVA (RELEVANT PARTS, CONTINUED) pr
Page 249 and 250:
jeudi 26 janvier 12 SPINNER APPROAC
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SPINNER (CONTINUED) • Key XML att
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Page 255 and 256:
JAVA (RELEVANT PARTS) public class
Page 257 and 258:
Page 259 and 260:
SUMMARY • Spinner with fixed entr
Page 261 and 262:
Topics in This Section • LinearLa
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Main Layout Strategies • XML-base
Page 265 and 266:
Commonly Used Attributes • Size -
Page 267 and 268:
Commonly Used Attributes (Continued
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LinearLayout • Idea -Put componen
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Example Details 271 jeudi 26 janvie
Page 273 and 274:
Page 275 and 276:
Page 277 and 278:
Colors • Idea - Although colors c
Page 279 and 280:
Layout File (res/layouts/ nested_la
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Localization Preview • Idea -You
Page 283 and 284:
Setting Locale Programmatically •
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Localized Color File (res/values-qq
Page 287 and 288:
Results 287 jeudi 26 janvier 12 Loc
Page 289 and 290:
Using android:layout_weight • Ide
Page 291 and 292:
Java Code public class LayoutWeight
Page 293 and 294:
jeudi 26 janvier 12 RelativeLayout
Page 295 and 296:
Referring to Existing IDs • First
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Page 299 and 300:
jeudi 26 janvier 12 TableLayout ©
Page 301 and 302:
TableRow • Idea - Goes inside Tab
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Page 305 and 306:
Page 307 and 308:
Hierarchy Viewer • Idea -The Andr
Page 309 and 310:
jeudi 26 janvier 12 Wrap-Up © 2011
Page 311 and 312:
More Reading • Tutorial: Declarin
Page 313 and 314:
jeudi 26 janvier 12 © 2011 Marty H
Page 315 and 316:
jeudi 26 janvier 12 Overview © 201
Page 317 and 318:
Pros and Cons of Following Conventi
Page 319 and 320:
Indentation: blocks that are nested
Page 321 and 322:
Break Things into Small Pieces •
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Use JavaDoc • Use JavaDoc from th
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Use Other Standard Annotations when
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Initialize Local Variables when Dec
Page 329 and 330:
Use TODO Comments for Temporary Cod
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Page 333 and 334:
Indent 4 Spaces for Blocks • Inde
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Fully Qualify Imports • List each
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Start JavaDoc Comments with 3 rd Pe
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Start Instance Variables with “m
Page 341 and 342:
Never Ignore Exceptions • Avoid e
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Why Ignoring Exceptions Rule is Too
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Why Generic Exception Rule is (Argu
Page 347 and 348:
Summary • Strictly follow convent
Page 349 and 350:
Topics in This Section • Part I -
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Idea • Android philosophy -Activi
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Page 355 and 356:
Summary of Layout 355 jeudi 26 janv
Page 357 and 358:
XML: Layout File: Divider (res/layo
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XML: Colors File (res/values/colors
Page 361 and 362:
Java (LoanCalculatorActivity.java)
Page 363 and 364:
Java (PaymentInfo.java) public clas
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Example: Results 365 jeudi 26 janvi
Page 367 and 368:
Summary • Idea - Specify class na
Page 369 and 370:
Example: Overview • Initial Activ
Page 371 and 372:
XML: Manifest File Template (Androi
Page 373 and 374:
XML: Strings File (res/values/strin
Page 375 and 376:
Page 377 and 378:
Summary • Idea - Attach a Bundle
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Option 1: Attaching Entire Bundle t
Page 381 and 382:
Page 383 and 384:
XML: Layout File (res/layout/main.x
Page 385 and 386:
Java (IntentFilter1Activity.java) p
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Java (LoanBundler.java, Continued)
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Java (LoanCalculatorActivity, Conti
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Page 393 and 394:
More Reading • Tutorial: Intents
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jeudi 26 janvier 12 Intents, Intent
Page 397 and 398:
Page 399 and 400:
jeudi 26 janvier 12 Invoking Activi
Page 401 and 402:
Registering to Handle URIs • Matc
Page 403 and 404:
Page 405 and 406:
XML: Layout File (res/layout/main.x
Page 407 and 408:
Java (IntentFilter2Activity.java) p
Page 409 and 410: Example: Results 409 jeudi 26 janvi
Page 411 and 412: Summary • Idea - Embed query para
Page 413 and 414: jeudi 26 janvier 12 © 2011 Marty H
Page 415 and 416: XML: Layout File (res/layout/main.x
Page 417 and 418: XML: Manifest File Action Declarati
Page 419 and 420: Java (IntentFilter2Activity, Contin
Page 421 and 422: Java (LoanCalculatorActivity, Conti
Page 423 and 424: Java (LoanCalculatorActivity, Conti
Page 425 and 426: jeudi 26 janvier 12 Wrap-Up © 2011
Page 427 and 428: jeudi 26 janvier 12 Intents, Intent
Page 429 and 430: jeudi 26 janvier 12 Overview © 201
Page 431 and 432: jeudi 26 janvier 12 © 2011 Marty H
Page 433 and 434: Using TabActivity: Outline public c
Page 435 and 436: Option 1: A Single Image • Pros -
Page 437 and 438: XML Code for Dual-Image Icon
Page 439 and 440: Example: Overview • Initial Activ
Page 441 and 442: XML: Manifest File Action Declarati
Page 443 and 444: Java (TabbedActivity: Tab 2) 443 je
Page 445 and 446: Example: Results 445 jeudi 26 janvi
Page 447 and 448: Summary • Java (extends TabActivi
Page 449 and 450: Topics in This Section • Localiza
Page 451 and 452: Big Idea • Good news - Android’
Page 453 and 454: jeudi 26 janvier 12 Language © 201
Page 455: Steps • Make multiple folders wit
Page 458 and 459: How User Changes Device Language
Page 462 and 463: Strings File: Spanish (res/values-e
Page 464 and 465: Manifest File (No Language-Based Ve
Page 466 and 467: Project Layout 466 jeudi 26 janvier
Page 468 and 469: Results: Spanish 468 jeudi 26 janvi
Page 470 and 471: Graphical Layout Editor in Eclipse
Page 472 and 473: Changing the Language Programmatica
Page 474 and 475: Idea • Values can be specific to
Page 476 and 477: Example: The Android Resort • Ide
Page 478 and 479: Strings File: General Spanish (res/
Page 480 and 481: Project Layout 480 jeudi 26 janvier
Page 482 and 483: jeudi 26 janvier 12 Screen Orientat
Page 484 and 485: Steps • Make two folders: default
Page 486 and 487: Precedence of Folder Names • Idea
Page 490 and 491: Layout File: Landscape Mode (res/la
Page 492 and 493: Dimensions File: Landscape (res/val
Page 494 and 495: Results: English (Really Non-Spanis
Page 496 and 497: Results: Mexican Spanish 496 jeudi
Page 498 and 499: Example: Screen from Widgets Lectur
Page 500 and 501: jeudi 26 janvier 12 Display Resolut
Page 502 and 503: Common Approaches • Alternative 1
Page 504 and 505: Best Practices • For small icons
Page 508 and 509: jeudi 26 janvier 12 Wrap-Up © 2011
Page 510 and 511:
More Reading • Developer’s Guid
Page 512 and 513:
jeudi 26 janvier 12 Handling Screen
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Page 516 and 517:
Reminder: Preventing Screen Rotatio
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Summary: Saving Data • Override o
Page 520 and 521:
The Bundle Class: Details • Putti
Page 522 and 523:
Loan Payment Comparisons • Idea -
Page 524 and 525:
Layout File: Landscape Mode (res/la
Page 526 and 527:
Core Java Code public class Rotatio
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Core Java Code (Continued) 528 jeud
Page 530 and 531:
Java Code: Saving State 530 jeudi 2
Page 532 and 533:
Java Code: PaymentInfo public class
Page 534 and 535:
Page 536 and 537:
Lifecycle Summary onSaveInstanceSta
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More Reading • JavaDoc: Activity
Page 540 and 541:
jeudi 26 janvier 12 Network Program
Page 542 and 543:
Page 544 and 545:
jeudi 26 janvier 12 Socket Basics
Page 546 and 547:
Steps for Implementing a Client (Co
Page 548 and 549:
Helper Class: SocketUtils • Idea
Page 550 and 551:
jeudi 26 janvier 12 Example: NIST T
Page 552 and 553:
Manifest File (AndroidManifest.xml)
Page 554 and 555:
Values Files • res/values/strings
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} Main Activity, Continued (NistTim
Page 558 and 559:
jeudi 26 janvier 12 Aside: String F
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Formatted Output: printf • Takes
Page 562 and 563:
Controlling Formatting • Differen
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Printf Example: Controlling Width a
Page 566 and 567:
Parsing Strings Using StringTokeniz
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Interactive Tokenizer: Example impo
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Parsing Strings using the split met
Page 572 and 573:
Interactive Tokenizer: Example publ
Page 574 and 575:
Page 576 and 577:
Example Welcome Messages • ftp.mi
Page 578 and 579:
Manifest File (AndroidManifest.xml)
Page 580 and 581:
Layout File: Landscape Mode (res/la
Page 582 and 583:
Main Activity (FtpMessageActivity.j
Page 584 and 585:
} Main Activity, Continued (FtpMess
Page 586 and 587:
Page 588 and 589:
HTTP Request/Response: GET • Requ
Page 590 and 591:
Using Telnet to Test Server Command
Page 592 and 593:
Example: Larry Ellison’s Home Pag
Page 594 and 595:
Layout File: Portrait Mode (res/lay
Page 596 and 597:
Values Files • res/values/strings
Page 598 and 599:
Main Activity, Continued (UrlChecke
Page 600 and 601:
Main Activity, Continued (UrlChecke
Page 602 and 603:
Helper Classes • StatusLineParser
Page 604 and 605:
jeudi 26 janvier 12 Wrap-Up © 2011
Page 606 and 607:
Summary • Basics - Socket socket
Page 608 and 609:
Topics in This Section • Part I (
Page 610 and 611:
Big Idea • Many ways to communica
Page 612 and 613:
URL and HttpURLConnection: Overview
Page 614 and 615:
Simple URL Methods: Example import
Page 616 and 617:
HttpURLConnection: Details • Gett
Page 618 and 619:
URL Searcher • Idea -Print out al
Page 620 and 621:
Layout File (res/layout/ url_search
Page 622 and 623:
Main Activity (UrlSearcher1Activity
Page 624 and 625:
Main Activity, Continued (UrlSearch
Page 626 and 627:
Main Activity, Continued (UrlSearch
Page 628 and 629:
Results 628 jeudi 26 janvier 12
Page 630 and 631:
HttpClient • Idea -A popular clas
Page 632 and 633:
HttpClient: Reading Result of POST
Page 634 and 635:
HttpUtils 634 jeudi 26 janvier 12 p
Page 636 and 637:
Page 638 and 639:
XML Files • AndroidManifest.xml -
Page 640 and 641:
} Main Activity, Continued (UrlSear
Page 642 and 643:
jeudi 26 janvier 12 Aside: JSON For
Page 644 and 645:
JSON: Example in JavaScript var per
Page 646 and 647:
Popular Web Services that Send JSON
Page 648 and 649:
JSONObject • Idea -A popular JSON
Page 650 and 651:
Extracting Data From a JSONObject
Page 652 and 653:
jeudi 26 janvier 12 Using JSONObjec
Page 654 and 655:
JSONObject’s Algorithm for JSONif
Page 656 and 657:
Bean Properties: Examples Method Na
Page 658 and 659:
Drawbacks of JSONification • Send
Page 660 and 661:
JSONObject from Bean: Example Resul
Page 662 and 663:
JSON-Based Loan Calculator Service
Page 664 and 665:
Servlet, Continued 664 jeudi 26 jan
Page 666 and 667:
Android Activity, Continued 666 jeu
Page 668 and 669:
Results 668 jeudi 26 janvier 12 htt
Page 670 and 671:
Double Translate App • Idea - The
Page 672 and 673:
Main Activity, Continued 672 jeudi
Page 674 and 675:
Key Helper Class (TranslationUtils)
Page 676 and 677:
Results: Medium-Difficulty Text 676
Page 678 and 679:
Results: More Deliberately-Tricky T
Page 680 and 681:
More Reading • JavaDoc -HttpURLCo
Page 682 and 683:
jeudi 26 janvier 12 Multithreaded P
Page 684 and 685:
684 jeudi 26 janvier 12 Overview ©
Page 686 and 687:
Steps for Concurrent Programming
Page 688 and 689:
Thread Mechanism One: Separate Runn
Page 690 and 691:
Thread Mechanism One: Example publi
Page 692 and 693:
Helper Class public class ThreadUti
Page 694 and 695:
Pros and Cons of Approach • Advan
Page 696 and 697:
Review of Interfaces: Syntax • Sh
Page 698 and 699:
Thread Mechanism Two: Main App Impl
Page 700 and 701:
Thread Mechanism Two: Example publi
Page 702 and 703:
Page 704 and 705:
Review of Inner Classes • Class c
Page 706 and 707:
Inner Class Implements Runnable: Te
Page 708 and 709:
} Thread Mechanism Three: Example (
Page 710 and 711:
Page 712 and 713:
Pros and Cons • Separate class th
Page 714 and 715:
Race Conditions • Idea - You writ
Page 716 and 717:
} Race Conditions: Example (Continu
Page 718 and 719:
Race Conditions: Solution? • Do t
Page 720 and 721:
Arbitrating Contention for Shared R
Page 722 and 723:
722 jeudi 26 janvier 12 © 2011 Mar
Page 724 and 725:
Methods in ExecutorService Class
Page 726 and 727:
Lower-Level Threading • Use Threa
Page 728 and 729:
Types of Task Queues • Executors.
Page 730 and 731:
Nasty Synchronization Bug public cl
Page 732 and 733:
Synchronization Solution (Continued
Page 734 and 735:
Other Advanced Topics • wait/wait
Page 736 and 737:
More Reading • Books -Java Concur
Page 738 and 739:
Page 740 and 741:
740 jeudi 26 janvier 12 Overview ©
Page 742 and 743:
Nonresponsive GUI Controls • Prob
Page 744 and 745:
jeudi 26 janvier 12 Updating UI Aft
Page 746 and 747:
Example: Multi-URL Validator • Id
Page 748 and 749:
Main Activity: Setup Code (Continue
Page 750 and 751:
Main Activity: Button Handler (Afte
Page 752 and 753:
Main Activity: Helper Methods 752 j
Page 754 and 755:
Page 756 and 757:
Displaying a Network Image • Idea
Page 758 and 759:
Making a View for an Image • Idea
Page 760 and 761:
Example: Unthreaded Image Viewer
Page 762 and 763:
Page 764 and 765:
View.post • Scenario -Total wait
Page 766 and 767:
Main Activity: Setup Code public cl
Page 768 and 769:
Main Activity: Runnable Inner Class
Page 770 and 771:
Page 772 and 773:
AsyncTask • Scenario - Total wait
Page 774 and 775:
AsyncTask Details: Constructor •
Page 776 and 777:
AsyncTask Details: doPostExecute
Page 778 and 779:
Example: Multithreaded Image Viewer
Page 780 and 781:
Page 782 and 783:
More Reading • JavaDoc -AsyncTask
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David Defour - Université de Perpignan

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